| Entries |
| Document | Title | Date |
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| 20080231193 | AUTOMOBILE ROOM LAMP SYSTEM - An automobile room lamp system is provided, which comprises a first circuit having a power source with positive and negative poles, a light emitting diode, a miniature incandescent bulb and a push switch, said light emitting diode, said miniature incandescent bulb and said push switch being connected in series between said positive pole and said negative pole; and a second circuit branching off from said first circuit between said light emitting diode and said miniature incandescent bulb and having a resistor provided on a negative pole side of said poser source, said resistor having a resistance value set at a level to allow said light emitting diode and said miniature incandescent bulb to be lighted with a high intensity when said push switch is closed and to allow said light emitting diode alone to issue dim light when said push switch is opened. | 09-25-2008 |
| 20080238324 | VEHICULAR LAMP LIGHTING CIRCUIT - A vehicular lamp lighting circuit includes a control unit configured to control an electric current that flows to a light source unit. The control unit has an electric current supply section configured to output the electric current to the light source unit, a switching controller configured to compare, with a reference voltage, and to control, by switching, the electric current that is outputted from the electric current supply section, an output current detection section configured to detect the electric current that flows into the light source unit, and a voltage transform circuit configured to transform an electric potential difference that arises from the electric current that flows into the output current detection section into a difference voltage and to output the difference voltage thus converted to the switching controller. | 10-02-2008 |
| 20080272699 | Auxiliary vehicle light apparatus - This invention comprises an auxiliary light apparatus for use in combination with a backup light apparatus of a truck or other vehicle. The auxiliary light apparatus comprises a male or female electrical plug for connection to a mating plug on the original vehicle backup light apparatus; an electrical voltage relay element in the auxiliary plug apparatus; a toggle switch in the auxiliary apparatus and auxiliary lights mounted on the vehicle. The auxiliary lights function simultaneously with the original vehicle backup lights in response to activation of the reverse gear apparatus of the vehicle transmission, with the voltage relay acting to deliver sufficient voltage to activate both the original vehicle backup lights and the auxiliary lights. In another embodiment of the invention, the toggle switch is closed to access directly the vehicle 12 volt source to power the auxiliary lights for use as work lights, even when the vehicle reverse gear is not engaged. Another embodiment of the invention comprises a pass-through auxiliary connector having a towed vehicle auxiliary connector plug end opposite the auxiliary plug end connected to the towing vehicle, which towed vehicle auxiliary connector plug includes a plurality of either pin or blade female connection apertures, or male connector pins or blades, adapted to receive a mating connector from a towed vehicle. | 11-06-2008 |
| 20080284339 | Discharge Lamp Ballast Apparatus - A discharge lamp ballast apparatus has a reflecting mirror | 11-20-2008 |
| 20090009088 | LIGHTING CONTROL DEVICE OF LIGHTING DEVICE FOR VEHICLE - In a process in which a control signal having a low level is output from an ON/OFF control circuit to series regulators connected to LEDs serving as lighting targets to turn ON the LEDs in accordance with digital communication information, the ON/OFF control circuit calculates a specified current value to be supplied to the LEDs serving as the lighting targets and compares the specified current value with a detected current value which is detected by a current detecting circuit, and outputs a stop signal to a control circuit on the assumption that a current flows without the series regulators with grounding generated on a cathode side of any of LEDs when the detected current value is greater than the specified current value. When the control circuit turns OFF an NMOS transistor in response to the stop signal, an operation of a switching regulator is stopped. | 01-08-2009 |
| 20090026958 | LIGHTING CONTROL FOR VEHICLE LIGHTING DEVICE - A lighting control device for a vehicle lighting device is arranged so that loads applied to switching regulators are about equal when driving multiple semiconductor light sources (e.g., LEDs) as multifunctional lamps through the switching regulators. The LEDs are divided into two groups. The LEDs belonging to the first group are driven to be turned ON through a first switching regulator and the LEDs belonging to the second group are driven to be turned ON through a second switching regulator. Maximum values of power to be supplied to the LEDs are set to be about equal to each other, and loads to be applied to the switching regulators are about equal to each other. | 01-29-2009 |
| 20090026959 | Non-contact light emitting display for vehicle - A non-contact light emitting display for a vehicle is disclosed as having at least: a light emitting unit, a first induction coil to supply electric power for the light emitting unit; the first induction coil generates electric power by non-contact induction with an inductor of the vehicle for executing one way or two way signal transmission. Thereby, the non-contact light emitting display can save the provision of exposed electric conductors or conducting pins, it can obtain electric power from the vehicle to execute one way or two way signal transmission, or can be used on an aeronautic, a space or a sea vehicle for illumination with the effect of water proofness and dust proofness. | 01-29-2009 |
| 20090051294 | DOOR ENTRY LIGHTING SYSTEM AND INTERIOR WELCOME LIGHTING SYSTEMS WITH AN ADDITIONAL SIGNAL FUNCTION - A door entry or interior Welcome lighting system for a motor vehicle includes a lamp and a control circuit. The lamp has at least one RGB-LED component with an LED shining red, an LED shining green, an LED shining blue and connecting lines for separately controlling the three LEDs. The control circuit is coupled to the connecting lines and receives control signals on control lines which indicate on the one hand the requirement for switching on the illumination and, on the other hand, at least one operational condition of a closure device of the motor vehicle. On receipt of the control signals indicating the requirement for switching-on the illumination, the control circuit controls the three LEDs, in a first control mode so that a continuous, white to yellow-white illumination of the door entry area or the motor vehicle interior is produced. In a second control mode, the control circuit controls the three LEDs, in dependence on the control signals indicating an operational state of the closure device, so that a coloured illumination is produced. The additional signal function enables the closure state of the closing device to be indicated to a user in a simple manner. | 02-26-2009 |
| 20090066255 | LIGHTING CONTROL APPARATUS FOR VEHICLE - A lighting control apparatus includes a portable device, an interior antenna, an exterior antenna, a controller, and a lighting device. The interior antenna has a communicating area at an inside of a vehicle compartment and an exterior antenna has a communicating area at an outside of the vehicle compartment. The controller determines a position of the portable device through one of the interior antenna and the exterior antenna when the portable device is in the communicating area of the one of the interior antenna and the exterior antenna. The lighting devise is disposed at a roof of the vehicle adjacent to a door of the vehicle and illuminates one of the inside of the vehicle compartment and the outside of the vehicle compartment in accordance with the position of the portable device determined by the controller. | 03-12-2009 |
| 20090153059 | LIGHTING CONTROLLER OF LIGHTING DEVICE FOR VEHICLE - A lighting controller of a lighting device for a vehicle includes a switching regulator for supplying a driving current to first to Nth (N is an integer of one or more) semiconductor light sources; first to Nth current driving portions; and a control portion. The first to Nth current driving portions include first to Nth current detecting portions connected in series to the semiconductor light sources and serving to detect the driving current respectively, first to Nth switching portions connected to positive electrode sides of the semiconductor light sources respectively, and first to Nth comparing portions for transmitting a comparing output corresponding to a result of a comparison, which is obtained by comparing values of the driving currents detected by the current detecting portions with a predetermined threshold respectively. The first to Nth current driving portions serve to carry out operations of the switching portions corresponding to the comparing output respectively. The control portion includes first to Nth first voltage drop detecting portions for detecting voltages on output sides of the comparing portions and transmitting first to Nth first detection results, and first to Nth second voltage drop detecting portions for detecting voltages on positive electrode sides of the semiconductor light sources and transmitting first to Nth second detection results respectively. The control portion controls the first to Nth current driving portions corresponding to the first to Nth first detection results and the first to Nth second detection results respectively. | 06-18-2009 |
| 20090167186 | LEDs tricolor power signal - A signal is described herein that provides light output for automotive, rail, ship traffic and/or illumination control that includes a light emitting diode (LED) array, wherein the LED array includes three groups of disparate colored LEDs. A power supply unit provides independent power to each of the three LED groups. Each LED group power supply unit includes an input controlled switch connected to a power line to provide power to the LED array. An input under voltage/over voltage circuit monitors the voltage level of the power line and for enabling and/or disables the input controlled switch according to the voltage level of the power line. A flyback transformer converts the power received from the power line from an alternating or a continuous current signal to a direct current signal output to the LED array. A dummy load draws power additional to the LED array and a dummy load detection circuit monitors the dummy load to insure that the power drawn by the load is greater than or equal to a predetermined threshold. A light out detection circuit monitors the light output of the LED array via an optical sensor. | 07-02-2009 |
| 20090167187 | LIGHTING CONTROLLER OF LIGHTING DEVICE FOR VEHICLE - A lighting controller of a lighting device for a vehicle includes M (M is an integer of one or more) switching regulators for supplying driving currents to first to Nth (N is an integer of one or more) semiconductor light sources; first to Nth current driving portions; a temperature detector; and a control circuit. The first to Nth current driving portions include first to Nth current detecting portions connected to the semiconductor light sources and serving to detect the driving currents respectively; and first to Nth switching portions connected to the semiconductor light sources respectively. The first to Nth current driving portions operates the switching portions corresponding to magnitudes of the driving currents detected by the current detecting portions respectively. The temperature detector detects a temperature and sends a temperature detecting signal when the detected temperature is equal to or higher than a pre-specified temperature. The control circuit controls the current driving means in order to decrease the driving currents to be supplied to the semiconductor light sources upon receipt of the temperature detecting signal. The control circuit sets a priority of each of the semiconductor light sources for decreasing the driving current and decreases the driving current in order from the semiconductor light source having a highest priority. | 07-02-2009 |
| 20090261731 | Control circuit for turning on/off automobile lights - A control circuit for turning on/off automobile lights is connected to first, second and third power output units and an input trigger circuit. When a car is started, the second power output unit supplies power to the control circuit. Thereafter, the third power output unit supplies power to the control circuit for each time when the input trigger circuit is conducted electrically. The control circuit is selectively disconnected from the first power output unit to allow the first power output unit to supply power to turn on the automobile lights. Since the control circuit cannot receive the power from the second power output unit immediately when the engine is turned off, the control circuit will prohibit the first power output unit to supply power to the automobile lights and turn off the automobile lights. | 10-22-2009 |
| 20090273282 | CONFIGURABLE TAIL LIGHT MODULE - The present disclosure provides a tail light module comprising a configurable indicator array that includes a plurality of individually controllable lights that may be activated and deactivated to form a plurality of light patterns. | 11-05-2009 |
| 20090295294 | Vehicular Conspicuity Lamp with Rapidly Modulated Intensity - A method and apparatus is used to rapidly modulate the intensity of a vehicular lamp for the purpose of enhancing the vehicle's conspicuity. A timer is used to generate a periodically varying pulse width modulated signal that is used to drive a transistor connected to one or more lamps. The modulation rate is chosen such that the lamp or lamps appear to flicker when seen with peripheral vision, yet appears not to flicker when seen out of the center of the eye. | 12-03-2009 |
| 20100001645 | SEAT OPERATION UNIT - The invention relates to a seat control unit, in particular an aircraft seat control unit, having at least one light unit ( | 01-07-2010 |
| 20100007277 | Power supply system and method for automotive led lighting systems - An automotive lighting assembly receiving light from a power source and for producing light. The automotive lighting assembly includes a first lighting circuit which is operatively connected to the power source for emitting light as a function of electric current. A second lighting circuit is operatively connected to the power source independently from the first lighting circuit. The second lighting circuit emits light as a function of the electric current. The automotive lighting assembly also includes a controller which is electrically connected between the power source and the first and second lighting circuits for independently operating the first and second lighting sources to emit a chosen amount of light in a chosen direction. | 01-14-2010 |
| 20100052536 | AMBIENT LED LIGHTING SYSTEM AND METHOD - An ambient lighting system in a vehicle is provided. The system comprises a lighting module and a central controller. The lighting module is configured for electrical connection to the vehicle and for driving at least one light emitting diode (LED) arrangement to display a desired ambient color and intensity. The central controller is configured to transmit a roll call command on a data communication bus to the lighting module to determine whether the lighting module is electrically connected to the vehicle. | 03-04-2010 |
| 20100052537 | Dimming Control System For Vehicular Lamp - A dimming control system | 03-04-2010 |
| 20100066249 | VEHICLE LIGHT - A vehicle light can simultaneously form a light distribution pattern for a tail/stop lamp in one direction and another light distribution pattern for a side marker lamp in another direction without use of a dedicated light source(s). The vehicle light can include: a cover lens having a lens portion and a wraparound lens portion extending from the lens portion to the vehicle side face; a first LED light source configured to form first and second light distribution patterns; and a first reflector configured to reflect a first part of light from the first LED light source so as to form the second light distribution pattern. The first LED light source can be disposed so that a second part of the light from the first LED light source passes through the wraparound lens portion to form the first light distribution pattern. The first reflector can be disposed between the first LED light source and the wraparound lens portion so that the first reflector does not block the second part of the light. | 03-18-2010 |
| 20100079071 | VEHICULAR LAMP - The disclosure facilitates determining the presence of an abnormality of a light source in a vehicular lamp using, as a determination condition, a number of disconnected semiconductor light-emitting elements among multiple semiconductor light-emitting elements. The vehicular lamp includes a first light source block that has light-emitting diodes LED | 04-01-2010 |
| 20100079072 | LIGHT APPARATUS CONTROL SYSTEM FOR VEHICLE - A control unit determines whether a vehicle has entered an area under a covering object that covers the upper side of the vehicle. In the case where the control unit determines that the vehicle has entered the area under the covering object, the control unit turns on light apparatus when both of a measurement of an upper light intensity, which is measured with an upper light intensity sensor, and a measurement of a front light intensity, which is measured with a front light intensity sensor, require turning on of the light apparatus. | 04-01-2010 |
| 20100084978 | System And Method For Driving LED Vehicle Lights - A system and method for driving LED vehicle lights is provided, for diving an LED taillight and brake light, an LED reversing light and an LED direction indicator. The system and method uses direction indicator controller to receive the direction indicator enabling signal generated by vehicle light power controller and generate an direction indicator control signal to an enabling switch controller to avoid the flasher frequency of the direction indicator from being affected by the lighted taillight and brake light and reversing light so as to provide the driving capability that can stabilize the flasher frequency of the direction indicator. | 04-08-2010 |
| 20100096989 | NAVIGATION LIGHT DEVICE FOR AN AIRCRAFT, IN PARTICULAR A MILITARY AIRPLANE - The navigation lighting device for an aircraft, in particular a military aircraft and preferably a fighter aircraft is provided with several navigation light units ( | 04-22-2010 |
| 20100096990 | Modified Marker Light as Multi-Function Vehicle Light - The present invention includes a system, method, and apparatus for configuring one modified marker light to function as one or more of a marker light, a CHMSL, and a brake light. The modified marker light includes a first input coupled to a CHMSL, a second input coupled to one or more marker lights, a third input coupled to a ground, and a circuit associated with the modified marker light to control the function of the marker light, the CHMSL, and the brake light. The modified marker light illuminates (as one or more of the marker light, the CHMSL, and the brake light) upon a driver using a brake of a vehicle when the one or more marker lights are not energized. The modified marker light illuminates as one or more of the marker light, the CHMSL, and the brake light upon a driver using the brake of the vehicle when the one or more marker lights are already energized. | 04-22-2010 |
| 20100096991 | Light coupled detachable bow navigation lights for boats - An apparatus that improves the usable life and reliability of detachable bow lights for boats. It replaces electrical energy coupling by light energy coupling, thereby eliminating electrical contact corrosion problems. | 04-22-2010 |
| 20100109530 | AIRCRAFT CABIN LIGHTING SYSTEM AND KIT THEREFOR - An aircraft cabin lighting kit includes: a driving/dimming module generating output signals for controlling illumination of at least one lighting unit according to command signals from a cabin management system; and at least one wire assembly interfacing the driving/dimming module with a power bus for receiving operational power, and a communication bus for receiving the command signals and for communicating the output signals to the at least one lighting unit. The present aircraft cabin lighting kit is certified by a governmental aviation-regulating body for installation in multiple aircraft. An aircraft cabin lighting system, which includes the kit, is also provided | 05-06-2010 |
| 20100117538 | LED VEHICLE LIGHTING APPARATUS - An LED vehicle lighting apparatus including a fail-safe function can supply a plurality of LEDs connected in series with a requisite voltage that is larger than a supply voltage of a battery. The vehicle lighting apparatus can include a DC-DC convertor and a subsidiary feed circuit. The DC-DC convertor can be configured to supply the LEDs with a substantially constant current by a controller. At least one output of the subsidiary feed circuit is connected to an LED in the LEDs, and a switching element can also be connected between the LED and ground. When the controller has a breakdown or trouble, LEDs between the LED and ground can be directly lighted by the battery in accordance with a signal provided by the controller. Thus, the disclosed subject matter can provide various LED lighting apparatuses including a user friendly fail-safe function. | 05-13-2010 |
| 20100141146 | Turning signal light integrated grip for bikes - This invention proposes a turning-light integrated grip for bikes. Its main features comprises: ( | 06-10-2010 |
| 20100213845 | LED DRIVING DEVICE WITH VARIABLE LIGHT INTENSITY - In a device for driving LEDs with variable light intensity, a supply stage has a first operating mode, in which a controlled supply current is generated, and a second operating mode, in which a controlled supply voltage is generated. A LED is connected to the supply stage, receives the controlled supply current or voltage, and has a turning-on threshold voltage higher than the controlled supply voltage. A current sensor generates a current-feedback signal that is correlated to the current flowing in the LED and is supplied to the supply stage in the first operating mode. An intensity-control stage generates a mode-control signal that is sent to the supply stage and controls sequential switching between the first and the second operating modes of the supply stage. | 08-26-2010 |
| 20100244697 | MOTOR VEHICLE HAVING A HATCHBACK - A motor vehicle is provided that has a passenger compartment, a hatchback, which is mounted so it is pivotable on the passenger compartment, external lighting having taillights, which are fastened on the hatchback, and additional taillights, which are concealed when the hatchback is closed and are visible from outside the motor vehicle when the hatchback is open. | 09-30-2010 |
| 20100244698 | VEHICLE SURROUNDINGS MONITORING SYSTEM AND VEHICLE FOOT ILLUMINATING SYSTEM - A vehicle surroundings monitoring system includes: an image pick-up device ( | 09-30-2010 |
| 20100270926 | VEHICLE LAMP LIGHTING CONTROL DEVICE - A vehicle lamp lighting control device includes: a current control unit which is of a non-insulation type and supplies a supply current to a semiconductor light source; an abnormality detecting unit which detects abnormality of a positive-electrode-side output based on at least one of a power supply voltage or a supply voltage supplied to the semiconductor light source, and outputs signal indicating the abnormality; and a bypass unit which bypasses the supply current supplied from the current control unit in accordance with the signal indicating the abnormality. | 10-28-2010 |
| 20100270927 | VEHICLE LAMP - A vehicle lamp includes: an infrared light semiconductor light source which emits infrared light; a white light semiconductor light source which emits white light; and a control unit including: a current supply circuit which supplies a light source driving current to each of the infrared light semiconductor light source and the white light semiconductor light source; and a light source abnormality detecting unit which detects abnormality of the white light semiconductor light source and stops a driving operation of the infrared light semiconductor light source when the abnormality is detected. | 10-28-2010 |
| 20100270928 | BIMODAL ILLUMINATION FOR VEHICULAR STORAGE COMPARTMENT - Bimodal illumination for vehicular storage compartment utilizes two or more light sources for illuminating the storage compartment, a removable divider to establish two or more sub-compartments when the divider is inserted into the storage compartment, and a switch for selectively turning on and off one or more of the light sources. The switch is opened and closed by the presence of the removable divider in the storage compartment. | 10-28-2010 |
| 20100295450 | Vehicle Light Controller - A first light on/off check portion | 11-25-2010 |
| 20100301750 | METHOD FOR DIMMING A LIGHT-EMITTING DIODE ARRANGEMENT OF A MOTOR VEHICLE - The invention concerns a process to dim a light emitting diode device of a motor vehicle. In order to keep changes of the light intensity from being noticeable, they must be appropriately small. Electronic dimmers with pulse width modulation have historically required a microcontroller with a pulse width modulation generator with at least 10 bits. In order to use cheaper controllers, the invention proposes that the pulse width signal be modulated as a function of a variable on-period and a simultaneously variable period length. | 12-02-2010 |
| 20100315003 | AUTOMOTIVE DISCHARGE LAMP - Disclosed is an automotive discharge lamp, comprising an inner tube ( | 12-16-2010 |
| 20100327747 | PROGRAMMABLE TAILLIGHT ILLUMINATION SYSTEM - A motor vehicle taillight comprising a frame configured to be removably mounted to a vehicle, a housing coupled to the frame, at least two sets of light emitting diode (LED) arrays positioned along the frame, and a programmable electronic system configured to received at least a plurality of input signals and to selectively provide power to said at least one sets of LED arrays based on a program selected by a user. Additionally, a programmable blinker system comprising a taillight module configured to be removably coupled to a motor vehicle, an input means for providing at least one signal to the taillight module, a plurality of LEDs forming at least two sets of LED arrays, and an activating means for selectively providing a flow of electrical current to illuminate the LEDs in the LED arrays upon receipt of the at least one signal based on a program selected by a user. The motor vehicle may comprise a motorcycle. | 12-30-2010 |
| 20100327748 | MULTI-LEVEL MODULAR LIGHT BAR - A modular light bar having crisscross lighting in the front and rear. Each module may include two horizontal layers of lighting supported on supports connected to a longitudinal base. A wire harness is positioned within a longitudinal channel in the longitudinal base, with the harness having one end connected to quick disconnects within the modules and having another end connected to a controller. Each of the light bar module is serviceable independent of the other light bar modules, such that the support positioned within and connected to the light bar module being serviced is removable from the light bar module without accessing the other light bar modules by disconnecting the quick disconnect positioned within each light bar module being serviced. | 12-30-2010 |
| 20110001428 | MULTI-SIGNAL EXTERNAL REAR-VIEW MIRROR ASSEMBLY FOR VEHICLES - A multi-signal exterior rear-view mirror assembly that includes:
| 01-06-2011 |
| 20110006684 | LIGHTING DEVICES - Lighting devices for a vehicle are disclosed that can include a light emitting diode and control circuitry for the light emitting diode. Also disclosed are circuits for a light emitting diode. Additionally, a method of forming a lighting device is disclosed. The lighting device, circuits, and method can be used, for example, to illuminate the interior of a vehicle. | 01-13-2011 |
| 20110006685 | LIGHTING DEVICE FOR A MOTOR VEHICLE AND METHOD FOR CONTROLLING A LAMP - A lighting device is provided for a vehicle with a lamp as well as a sensor device for detecting the reflected light that gets back to the motor vehicle, as well as a controlling device with an analyzing device for evaluating the reflected light from the vehicle and a dimming device that can be used to reduce the intensity of the emitted light. | 01-13-2011 |
| 20110018438 | LIGHTING SYSTEM - A lighting system for an emergency exit from an occupied space: an array of lighting elements located around the emergency exit to illuminate the exit and facilitate egress for an occupant of the space; a control unit; and sensors to detect one or more trigger conditions and actuate the lighting elements in response to a first trigger condition from any of the sensors, the sensors comprising: an impulse detector operable to send a signal to the control unit indicating that the impulse detector has experienced an impulse; and a roll and/or pitch detector operable to send a signal to the control unit indicating that the roll and/or pitch detector has experienced roll and/or pitch, wherein upon detection of the first trigger condition the control unit actuates one or more of the lighting elements to illuminate the exit. | 01-27-2011 |
| 20110018439 | ANTI-COLLISION LIGHT FOR AIRCRAFT - An anti-collision light for aircraft comprising two illuminating modules each comprising a number of LEDs disposed along a ring and coplanar to a plane, a first reflector facing the LEDS and a second reflector surrounding the LEDS; the first and the second reflector are so configured as to reflect the light emitted by LEDs toward angles between 0 and 75° above or below said plane. An additional module providing infra-red radiation is may be provided; the additional module comprising number of infra red LEDs disposed along a ring and coplanar to a plane and a reflector facing the infra red LEDs. | 01-27-2011 |
| 20110018440 | LIGHTING UNIT, LIGHTING METHOD, AND EXTERNAL STORAGE DEVICE EQUIPPED WITH LIGHTING UNIT - A lighting unit is provided which comprises a casing; a light source disposed inside the casing; a light-diffusing member for diffusing at least part of light emitted by the light source; a light-blocking member for blocking part of the light emitted by the light source; and a light-transmitting portion for transmitting toward the outside of the casing at least part of the light which has been diffused by the light-diffusing member, wherein the light-blocking member is laid out straightly over the light source, the direction from the light source straightly upward being the direction of highest intensity of the light emitted by the light source. | 01-27-2011 |
| 20110025208 | AUTOMOTIVE ILLUMINATION DEVICE WITH WELCOME ILLUMINATION FEATURE - An automotive illumination device includes a dome lamp bulb, a transistor switch, an in-vehicle unit, a door status detection unit, and a microcontroller. When user's access to an automobile has been detected by the in-vehicle unit, the microcontroller controls ON/OFF operation of the transistor switch at duty ratio of 60 percent to turn on the dome lamp bulb at brightness of 60 percent (welcome illumination state or mode). When opening of a door of the automobile has been detected by the door status detection unit during the welcome illumination, the microcontroller controls the ON/OFF operation of the transistor switch to always close the transistor switch (at duty ratio of 100 percent) to illuminate the dome lamp bulb at brightness of 100 percent. | 02-03-2011 |
| 20110031884 | VEHICLE LAMP - A vehicle lamp includes a semiconductor light emitting device as a light source, a power supply module configured to supply electric power from a power source to the semiconductor light emitting device, and a housing in which the power supply module is accommodated. The semiconductor light emitting device is mounted on the power supply module. The power supply module comprises a current control circuit configured to control an amount of current supplied to the semiconductor light emitting device. The semiconductor light emitting device and the current control circuit are arranged to overlap each other in a direction of an optical axis of the semiconductor light emitting device. | 02-10-2011 |
| 20110031885 | LIGHT ARRANGEMENT, METHOD FOR OPERATING A LIGHT ARRANGEMENT AND A MOTOR VEHICLE - The invention relates to a light arrangement, comprising a motor vehicle light which can be operated in at least two operating modes, as well as further comprising a control mechanism for the motor vehicle light. The invention further relates to a method for operating a motor vehicle light and a motor vehicle. | 02-10-2011 |
| 20110062869 | CIRCUIT FOR VEHICLE LIGHTING - A circuit for driving a vehicle lamp includes a current path coupled between a power line and ground, and a monitoring unit coupled to the power line. The current path includes a dummy load. The monitoring unit can monitor a testing signal applied to the power line. The testing signal can test whether the vehicle lamp operates properly. The monitoring unit can conduct the current path to enable a current to flow through the dummy load to ground to decrease a total resistance of the circuit if the testing signal is detected. | 03-17-2011 |
| 20110062870 | POWER SUPPLY DEVICE, LAMP FITTING, AND VEHICLE - Provided is a power supply device, which is capable of coping with semiconductor light source loads to be set in various ways, and has high efficiency, in which a current to be supplied to each of the loads has a small ripple. The power supply device supplies power to a semiconductor light source load and lights the semiconductor light source load, and includes: a DC-DC converter; and a controller. The DC-DC converter includes an inductance element and a switching element, and performs voltage conversion by storing energy in the inductance element from an input power source when the switching element is on, and discharging the energy, the energy being stored in the inductance element, to a load side when the switching element is off. The controller controls ON/OFF operations of the switching element so that an output current of the DC-DC converter can be the same as a target value. In the power supply device, means for regulating timing of turning on the switching element so that a current flowing through the inductance element can flow in a continuous mode operation is provided at least in the controller. | 03-17-2011 |
| 20110068689 | System and Method for Non-Linear Dimming of a Light Source - In one embodiment, a light dimming module is disclosed. The light dimming module has a dimming engine coupled to a digital input interface and an output interface. The dimming engine is configured to provide a N-segment piecewise linear exponential digital control signal, and the output interface is configured to control the intensity of a light source. | 03-24-2011 |
| 20110074294 | AUTOMOTIVE LAMP DEVICE - An automotive lamp device is provided. The automotive lamp device includes a lamp housing into which a first lamp or a second lamp is inserted and which includes a plurality of lines, and a lamp driver module which is connected to a first line among the plurality of lines, supplies a first level of voltage and/or current to the first lamp if the first lamp is inserted into the lamp housing, and supplies a second level of voltage and/or current to the second lamp if the second lamp is inserted into the lamp housing. | 03-31-2011 |
| 20110084608 | LED-BASED LIGHTING SYSTEM FOR RETROFITTING FLUORESCENT LIGHTING FIXTURES IN A TRANSIT VEHICLE - An LED-based lighting unit for retrofitting a fluorescent light fixture in a transit vehicle has a concave frame or structure conforming to the shape of the fluorescent lighting fixture cavity, connector pins on either end of the frame for secure attachment to sockets of the fluorescent fixture, a plurality of LED modules for illuminating an area of a transit vehicle, a power adapter for receiving and converting an input power supply signal, and a diffusive lens cover. The frame may have rear fins or other features for facilitating dissipation of heat generated by the LEDs. A controller adjusts the intensity of the LEDs based on a reading from a temperature sensor and on a manual brightness setting. The change in light output may be accomplished by reducing a duty cycle of a pulse width modulated (PWM) waveform supplying the LEDs. | 04-14-2011 |
| 20110084609 | ILLUMINATION DEVICE, AUTOMOTIVE LIGHTING EQUIPMENT, AND VEHICLE - An illumination device improved in safety to the eye is provided. The illumination device includes: a semiconductor laser element to serve as an excitation light source which emits laser light; a fluorescent plate which contains a fluorescent substance for emitting light of a desired color and is irradiated with laser light emitted from the semiconductor laser element; a light receiving element part which detects light reflected from the fluorescent plate; and a light source control part which controls laser light emitted from the semiconductor laser element based on a detection signal from the light receiving element part. | 04-14-2011 |
| 20110084610 | Bi-color License Plate Frame - A bi-color license plate frame, for surrounding a license plate of a vehicle, comprises a rectangular body comprising an aperture that is adapted to show a license plate, and a wall defining a hollow frame space inside the wall, a plurality of light-emitting elements contained in the frame space, and a controller that is electrically connected to the light-emitting elements and that controls the light intensity of the light-emitting elements according to the braking status of the vehicle. The wall of the rectangular body is translucent to the light of the light-emitting elements, and comprises a light diffusion layer, whereby surface illumination is provided when the light-emitting elements are turned on. Bi-color may include metal look and color emitted by the light-emitting elements, or red or black color of the light-diffusion layer and color emitted by the light-emitting elements. | 04-14-2011 |
| 20110115375 | LIGHTING DEVICE FOR VEHICLE - A lighting device for a vehicle includes a headlamp; a door lamp that illuminates the ground, an inner sill lamp that illuminates a cabin floor, a user position detector that detects whether a user is close to the vehicle or distant from the vehicle, a door open/close detector, and a controller. The controller turns on the headlamp when the user position detector detects a user's approach to the vehicle, turns on the door lamp when opening of the door is detected by the door open/close detector, and then turns on the inner sill lamp. According to the lighting device, the user can smoothly get in or off the vehicle at night. | 05-19-2011 |
| 20110115376 | LIGHTING DEVICE FOR VEHICLE - A lighting device for a vehicle includes inner sill lamps that illuminate a floor in a cabin. Each of the inner sill lamps is provided on each side surface of inner sill covers. The side surfaces faces to the cabin. The lighting device can sufficiently illuminate the floor without illuminance reduction due to an object such as an instrument panel or a seat disposed between the inner sill lamps and the floor. In addition, the lighting device can surely illuminate the floor around a user's feet when the user gets in or off the vehicle. | 05-19-2011 |
| 20110115377 | Ground-Illuminating Lamp for Vehicle Rearview Mirror - A ground-illuminating lamp for a vehicle rearview minor comprises a remote controller ( | 05-19-2011 |
| 20110121729 | LED Vehicle Cornering Lamp - The invention discloses a LED vehicle cornering lamp, including a metal lamp holder, wherein the metal lamp holder is equipped with inward cavity, and in the bottom of the cavity has a sloping bench for the installation of the luminous body, which is to turn the luminous body into the lateral directions during steering maneuvers; a LED luminous body at least, which is installed in the sloping bench inside the cavity of the metal lamp holder, wherein the luminous body connects with a controller while the controller controls the make-and-break of the LED luminous body; a reflector corresponding to the luminous body, wherein the reflector collects the light from the LED luminous body and lightens the lateral direction of the vehicle after reflection; a transparent protection cover, wherein the protection cover is liquid-tight assorted with the metal lamp holder port. The LED vehicle cornering lamp of the invention could be easily installed in the front of the vehicle, and lighten the road of lateral directions by using the auxiliary lamp installed in forward direction by the sloping bench inside the metal lamp holder, so as to decrease the blind area when changing directions during the night and enhance the safety when driving at night; furthermore, the utility mode has merits with simple structure, low cost and is suitable to be universalized in all vehicles. | 05-26-2011 |
| 20110121730 | VEHICLE INTERIOR LIGHT - A vehicle interior light includes a lighting source that illuminates a vehicle interior; an decorative lighting source that decoratively illuminates the vehicle interior; a lighting switch that controls on-off state of the lighting source; an decorative lighting switch that controls on-off state of the decorative lighting source and the lighting source; and a light dimming unit that lowers illuminance of the lighting source. When the decorative lighting source is turned on, power is supplied to the decorative lighting source so that the decorative lighting source is lit up, while power is supplied to the lighting source through the light dimming unit so that the lighting source is lit up with low illuminance. | 05-26-2011 |
| 20110121731 | LIGHT EMITTING MODULE AND AUTOMOTIVE LAMP - A light emitting module includes: a plurality of semiconductor light emitting elements; a substrate by which the arranged plurality of semiconductor light emitting elements are supported; and a plate-shaped light wavelength conversion component that is provided so as to face the light emitting surfaces of the plurality of semiconductor light emitting elements and that converts the wavelength of the light emitted by the semiconductor light emitting element. A phosphor layer has a shielding portion formed in the boundary between respective areas facing the respective light emitting surfaces of the adjacent semiconductor light emitting elements. | 05-26-2011 |
| 20110121732 | LIGHT EMITTING MODULE AND VEHICLE LAMP - A light emitting module includes a plurality of light emitting units that emits light by using semiconductor light emitting elements, and a substrate that supports the plurality of arranged light emitting units. The light emitting units include light guide portions that guide light emitted by the semiconductor light emitting elements so that light emitted by the semiconductor light emitting elements is not directed at irradiation regions of adjacent light emitting units. | 05-26-2011 |
| 20110133645 | CIRCUITS AND METHODS FOR POWERING LIGHT SOURCE WITH BALANCED CURRENTS - A light source driving circuit for powering multiple light sources in a vehicle includes multiple current limiters and a balance controller. The current limiters are coupled to the light sources for adjusting currents of the light sources respectively. The balance controller coupled to the current limiters can control the current limiters such that a current flowing through each of the light sources is substantially the same as a first target current. Moreover, the balance controller can control the current limiters in response to a brake of the vehicle such that a current flowing through each of the light sources is substantially the same as a second target current. | 06-09-2011 |
| 20110133646 | LIGHT IRRADIATION CONTROL SYSTEM FOR VEHICLE LAMP - A light irradiation control system for a vehicle lamp includes a control unit configured to provide control signals for controlling light irradiation of the vehicle lamp based on detection signals detected by sensors. Actuator units are configured to control the light irradiation of the vehicle lamp based on the control signals. The control unit includes a body-side control unit and a lamp-side control unit. The body-side control unit is configured to perform signal processing on the detection signals and to provide the signal-processed signals to a common bus as common data. The lamp-side control unit, which is mounted in at least some of the actuator units, is connected to the common bus to provide the control signals based on the common data provided to the common bus. | 06-09-2011 |
| 20110140605 | PICK UP TRUCK, RAIL CAP ASSEMBLY WITH LIGHTING SYSTEM AND METHOD OF USE - A rail cap assembly comprises a rail cap having a first and second opposed ends separated by a length, wherein the rail cap has a top and first and second sidewalls that together form an inner surface extending from the first end to the second end. Openings are spaced along the length of the rail cap. A lighting system is at least partially disposed within the inner surface and comprising a plurality of lighting elements. Each lighting element is secured within a respective opening. The lighting elements are electrically interconnected through connective wiring. The rail cap assembly may be installed one at least one bedrail of a pickup truck. | 06-16-2011 |
| 20110148301 | LIGHTING DEVICE OF A MOTOR VEHICLE - A light module ( | 06-23-2011 |
| 20110156588 | VEHICLE LIGHTING DISPLAY SYSTEM - A lighting system for vehicles includes a housing having a front panel and a back panel, a reflector positioned adjacent the back panel, a plurality of light sources positioned on sides of the housing transverse to the back panel, a lens positioned the plurality of light sources and the front panel, a faceplate having a transparent pattern is configured to couple to the housing adjacent the front panel, a controller coupled to the light sources having a first input configured to couple to a vehicle ignition switch and a second input configured to couple to an accessory switch, and a color mapping interface coupled to the controller and configured to receive at least one removable color chip. The controller detects at least one color signal from the at least one removable color chip and controls the plurality of light sources in response to the at least one detected color signal. | 06-30-2011 |
| 20110156589 | LIGHT BAR AND METHOD FOR MAKING - A light bar is described that is of a modular construction based on one or more large circuit boards that are populated with light beam assemblies and then fastened to an interior space of the light bar housing. Keys that automatically align the light beam assemblies on each of the boards precisely control placement of the assemblies on the board. In turn, each of the boards is keyed to the interior of the light bar housing so that when the board is fastened to the housing the light beam assemblies are automatically registered into alignment with the lenses in the housing so that the beams from the assemblies are properly oriented. The light bar is inexpensive to fabricate and can be assembled quickly and reliably, yet it provides for a high degree of customization, which is a requirement in the emergency vehicle lighting industry. | 06-30-2011 |
| 20110163670 | Device for controlling light from an LED - A device for controlling LED light beam direction and brightness. | 07-07-2011 |
| 20110169409 | Led motorcycle lighting system - The LED motorcycle lighting system is designed to help improve visibility of riders during night and day riding. The system includes an array of LED lights disposed in a housing adapted for mounting on a weight-balanced bracket. The weight-balanced bracket is adapted for mounting on a motorcycle's caliper mount to secure the LED lamp to the vehicle. Using two weight-balanced mounting brackets, a first LED lamp is mounted on the left front of the motorcycle, while a second LED lamp is mounted on the right front of the motorcycle. The system uses pulse width modulated current drivers fed by an adjustable PWM signal to allow brightness adjustment of the lights by the user to suit a particular riding situation. A handlebar-mounted potentiometer adapted for adjusting the PWM signal provides easy access to the user for brightness control of the lights. | 07-14-2011 |
| 20110175529 | LIGHT SOURCE UNIT FOR A SEMICONDUCTOR-TYPE LIGHT SOURCE OF VEHICLE LIGHTING DEVICE AND A VEHICLE LIGHTING DEVICE - The present invention includes a light source | 07-21-2011 |
| 20110181185 | Vehicle Exterior Lighting System - An exterior lighting system for a vehicle is disclosed. The lighting system may include a plurality of lights provided proximate the wheel-wheels of the vehicle. The plurality of lights may be illuminated upon a brake pedal of the vehicle being depressed, a turn signal lever of the vehicle being activated, or upon a driver entering a desired setting into an operator interface of the system. The lighting system may be used as a safety feature to provide approaching vehicles better warning of a braking, slowing, or turning vehicle. The lighting system may also be used during roadside repair to warn other vehicles and/or to provide illumination for the repair. The lighting system may also be used for entertainment or accessorizing purposes enabling the user to select from a plurality of lighting sequences stored in the memory of the system. | 07-28-2011 |
| 20110181186 | DRIVING CIRCUIT OF SEMICONDUCTOR-TYPE LIGHT SOURCE FOR VEHICLE LIGHTING DEVICE AND A VEHICLE LIGHTING DEVICE - In a conventional driving circuit, it has been inefficient and difficult to measure, classify, and rank Vf characteristics of a light emitting element that is in a bare-chip state. According to the present invention, a semiconductor-type light source is made of four light emitting chips | 07-28-2011 |
| 20110193480 | NON-INVASIVE HIGH INTENSITY LED DOCKING LIGHT AND METHOD FOR MOUNTING - A hull mounted light for illuminating a place of portage to which a watercraft would come to dock. The docking light includes high intensity LED light sources for efficient illumination, an illuminated surface area on the exterior of the apparatus, a combination of circuits that compensates for the irregular operation of the watercrafts electrical system and a method of mounting that allows for adjustment after being operationally verified. | 08-11-2011 |
| 20110198997 | AIRCRAFT LIGHT UNIT - This invention relates to aircraft light units, in particular aircraft light units used when landing and taxiing an aircraft. The invention provides an aircraft light unit comprising a first light source with a principal beam axis in a first direction and a second light source with a principal beam axis in a second direction, the second direction being different from the first direction. The first and second light sources are arranged such that they can combine to create a net light beam in a plurality of different directions by variation of the power supplied to the light sources. | 08-18-2011 |
| 20110198998 | Step-Up/Step-Down DC-DC Converter and Vehicle Lighting Appliance - A step-up/step-down DC-DC converter includes a control section to compare an output value from voltage decrease or increase sections and a preset target value. A computation circuit provides a voltage value resulting from subtracting a difference between the voltage value of the comparison result and a first preset voltage value from a first voltage value. A drive pulse generation section generates a drive pulse for turning on and off a voltage decrease switch and a voltage increase switch in response to the result of a comparison between the computation output voltage and a ramp wave. When the voltage value of the computation output voltage exists between the first voltage value and the second voltage value, the drive pulse generation section provides control to selectively switch the on and off operation of the voltage decrease switch and the on and off operation of the voltage increase switch. | 08-18-2011 |
| 20110198999 | LED LIGHT - It is provided a LED light ( | 08-18-2011 |
| 20110204788 | Illumination controlling device for vehicle - An illumination controlling device for a vehicle includes a controlling portion to change a luminance phase of a meter based on operation of an operating portion and to maintain a luminance phase of a lighting while the lighting is extinguished. The controlling portion changes the luminance phase of the meter based on the operation of the operating portion and changes the luminance phase of the lighting to correspond to the luminance phase of the meter if the operating portion is operated in a state that the luminance phase is different between the meter and the lighting while the lighting is illuminated. | 08-25-2011 |
| 20110227482 | AUTOMOTIVE LAMP - Provided is an automotive lamp, and more particularly, an automotive lamp which can secure a forward long-range field of view without requiring an additional light source. The automotive lamp having a plurality of light distribution patterns of Class-W, Class-V, Class-C, Class-E, and High and includes: a plurality of lamp units in which light-emitting diodes (LEDs) turned on or off according to each of the light distribution patterns or having different illumination patterns are installed; an actuator driving the lamp units; and a controller enabling a switch from any one of the light distribution patterns to another one of the light distribution patterns by controlling at least one of the actuator and a value of current supplied to each of the lamp units. | 09-22-2011 |
| 20110241544 | LIGHTING SYSTEM ARRANGED IN VEHICLE DOOR - A lighting system for a motor vehicle | 10-06-2011 |
| 20110254445 | METHOD FOR CONTROLLING A LIGHTING SYSTEM IN AN AIRCRAFT CABIN - The invention relates to a method for controlling a lighting system in an aircraft cabin with a multiplicity of lighting units ( | 10-20-2011 |
| 20110260615 | PROCESS AND DEVICE FOR CONTROLLING A PLURALITY OF LED ASSEMBLIES OF AN AUTOMOTIVE VEHICLE - A process and a device for controlling a plurality of LED assemblies of an automotive vehicle, each LED assembly (Gi) executing a specific lighting/signalling function. The electrical power level (Pi) delivered by the electrical source is modulated according to distinct power levels (Pi) with relation to the function associated with each LED assembly (Gi) and temporary multiplexing is executed in order to successively transmit the distinct power levels (Pi) to the assemblies (Gi) over a multiplexing period (Tmux). Demultiplexing is effected and each distinct electrical power level (Pi) is selectively delivered to the LED assembly (Gi) concerned. | 10-27-2011 |
| 20110285291 | Control unit for controlling an illumination device for a motor vehicle as well as an illumination device for a motor vehicle with such a control unit - A controller controls an illumination device of a motor vehicle including at least one light source. The controller includes at least one first stage that provides electric energy for supplying power to the illumination device. At least one second stage forwards the electric energy to the light source. The first stage includes intelligence for controlling the illuminating device, a first supplier for supplying the illumination device with control signals, a generator for generating a constant intermediate voltage, and a second supplier for supplying the second stage with the intermediate voltage. The second stage includes a converter for conversion of the intermediate voltage into a supply voltage suitable for supplying the power to the light source, a third supplier for supplying the light source with the supply voltage, and a mechanism for controlling the light source in dependency on the control signals. Also, an illumination device for a motor vehicle includes the controller. | 11-24-2011 |
| 20110291564 | LIGHT COLOR AND INTENSITY ADJUSTABLE LED - An integrated photonic device includes a number of LEDs and a feedback mechanism that measures individual LED light outputs using a photo sensor via a light transmitter disposed in the vicinity of individual LEDs. A controller or driver adjusts a current driven to each LED using the detected values according to various logic based on the device application. | 12-01-2011 |
| 20110309746 | MODULAR LIGHT EMITTING DIODE SYSTEM FOR VEHICLE ILLUMINATION - A light emitting diode (LED) unit is therefore provided, comprising: an LED module, comprising: a plurality of LEDs; LED drive circuitry that drives the LEDs; an LED control bus that carries LED illumination control information to the LED drive circuitry; and a housing that at least partially surrounds LED module components; a power supply and control module, comprising: a power supply that converts a first voltage level to a second voltage level; a microcontroller that receives illumination instructions from an external source; an LED drive controller that receives lighting instructions from the microcontroller and transmits LED illumination information to the LED drive circuitry; a housing that at least partially surrounds power supply and control module components; an interface that connects the LED drive controller to the LED control bus. | 12-22-2011 |
| 20110316421 | SAFETY DEVICE FOR MOTORIZED VEHICLES & METHODS OF USE THEREOF - Embodiments of a safety device for motorized vehicles and methods of use thereof are herein disclosed. In one embodiment, the safety device includes a mountable lighting device in electrical communication with a momentary switch. The lighting device may include a plurality of non-coherent light sources which may flash in a particular sequence. In one embodiment, the lighting device may be activated to flash once to signal to a motorist that a motorcyclist is to pass. The lighting device may be activated to flash twice to signal to a motorist that the motorcyclist is approaching. The lighting device may be activated to flash three times to signal to a motorist that the motorcyclist is passing. | 12-29-2011 |
| 20120001546 | LIGHT EMITTING DIODE LIGHTING CIRCUIT OF SADDLE-RIDE-TYPE VEHICLE - A method and apparatus for controlling lighting in a saddle-ride type vehicle includes a control unit configured to turn on a lamp comprising a light emitting diode. The apparatus also includes a manipulation switch which is turned on and off based upon manipulation by a rider. The control unit includes an input port receiving power from a power source based upon actuation of the manipulation switch, and an input circuit configured to determine a leak state of the manipulation switch based on an input voltage to the input port. A control part is configured to control lighting of the lamp based on a result of the determination. An erroneous lighting prevention resistance is connected between the manipulation switch and input circuit on one end, and ground on the other end. An intermittent power source switch is configured to be cyclically turned on or off by the control part, and is provided between the manipulation switch and the power source. | 01-05-2012 |
| 20120007505 | LIGHT SOURCE UNIT OF SEMICONDUCTOR-TYPE LIGHT SOURCE OF VEHICLE LIGHTING DEVICE AND VEHICLE LIGHTING DEVICE - To reliably provide a wiring element for feeding power to a light emitting chip so as not to be shorted. The present invention provides: a board | 01-12-2012 |
| 20120007506 | VEHICULAR LAMP - A vehicular lamp has a light source unit having an LED and an optical element that performs light distribution control for directing light from the LED in a predetermined direction, a heat sink to which the light source unit is attached, and a lamp chamber in which the light source unit is disposed. The LED is an LED module formed by installing an LED chip on a power supply circuit board. The LED module is installed on a circuit board installation portion of the heat sink, and an attachment, which has a frame shape a size larger than the LED module and has a circuit board retaining portion at a center open portion of the attachment, is attached and fixed to the heat sink by a fixing member, whereby the LED module is held between the attachment and the circuit board installation portion. | 01-12-2012 |
| 20120013252 | AIRCRAFT LED WASHLIGHT SYSTEM AND METHOD FOR CONTROLLING SAME - A method and associated illumination system are provided for illuminating an interior of a vehicle with a modular area illumination system, the modular area illumination system comprising: a system controller; and a plurality of an intelligent light module groups, each comprising: one or more light modules, each of which comprises a plurality of discrete illumination sources; a power supply; and an intelligent module group controller comprising: a) circuitry that controls the illumination levels of the illumination sources; and b) an interface for sending and receiving information; the method comprising: initializing each of the module groups to assign a unique address to respective module groups; sending a command, by the system controller, directly or indirectly, to each module group, the command being associated with a color and illumination value and setting; and receiving the command, by a module group, and adjusting a color and illumination of the illumination sources to the associated color. | 01-19-2012 |
| 20120032591 | LIGHT SOURCE LIGHTING CIRCUIT AND LAMP SYSTEM FOR VEHICLE - A lighting circuit includes: a countercurrent prevention unit including a first control terminal and a second control terminal, the countercurrent prevention unit transmitting a first current or a second current; and a current controller including: a common terminal connected to the first control terminal and the second control terminal; and a switching terminal connected to the first control terminal, the current controller providing a first driving current or a second driving current from the common terminal to the light source. The countercurrent prevention unit further includes: a first rectifier, wherein voltage at the first control terminal is provided to the switching terminal through the first rectifier; a first P-FET provided between the first control terminal and the common terminal; a second P-FET provided between the second control terminal and the common terminal; and a second rectifier provided between the second P-PET and the common terminal. | 02-09-2012 |
| 20120032592 | DECORATIVE ELEMENT AND METHOD FOR PRODUCTION THEREOF AND METHOD FOR ACTUATING THE SAME - The invention relates to a decorative element ( | 02-09-2012 |
| 20120038275 | METHOD FOR CHANGING THE STATUS OF LIGHT SEGMENTS IN A LIGHTING SYSTEM, LIGHT SEGMENT FOR THE LIGHTING SYSTEM, AND LIGHTING SYSTEM - The invention is based on the object of improving the installation and maintenance of lighting systems and of presenting a light segment and a lighting system which are adapted thereto in terms of design. This object is achieved by a method for changing the status of light segments | 02-16-2012 |
| 20120038276 | DISCHARGE LAMP BALLAST, LIGHTING UNIT, AND VEHICLE - A discharge lamp ballast includes a DC-DC converter circuit configured to convert a voltage of a DC power supply by a switching operation of a switching element based on a PWM signal and to output a DC power, an inverter circuit configured to invert the DC power into an AC power, and a PWM ON-width control circuit configured to control switching conditions of the switching element in the DC-DC converter circuit immediately before a polarity of the AC power is reversed such that an ON-width of the PWM signal is increased from a start of a polarity reversal so as to increase the DC power in a predetermined period. The polarity of the AC power of the inverter circuit is reversed in synchronism with a switching timing of the switching element immediately after the control by the PWM ON-width control circuit to increase the ON-width. | 02-16-2012 |
| 20120043888 | Vehicle Interior Light Configured to Color Correct and Method Thereof - An interior light in a vehicle and method of compensating for a change of color of emitted light are provided. The interior light includes a circuit board configured to be attached to a roof support structure of the vehicle, an at least partially transparent material proximate to the circuit board and attached to the roof support structure, wherein the at least partially transparent material changes a perceived color and of light propagating there-through, and at least one light source electrically connected to the circuit board, such that the at least one light source is between the circuit board and the at least partially transparent material, wherein the at least one light source is configured to emit light that propagates through the at least partially transparent material, and further configured to compensate for the change of the color and the intensity of light propagating through the at least partially transparent material. | 02-23-2012 |
| 20120056539 | Vehicle Discharge Lamp, Vehicle Discharge Lamp Device, Lighting Circuit Combined Type Vehicle Discharge Lamp Device, and Lighting Circuit - Provided is a mercury-free vehicle discharge lamp that is stably lighted with a power of 18 to 30 W in a steady time. The lamp is defined in a light-emitting portion ( | 03-08-2012 |
| 20120074841 | AUTOMOBILE LIGHT EMITTING DEVICE - An automobile light emitting device includes a plurality of light emitting members, a control unit and an electric connection circuit. Each light emitting member is installed at an external peripheral surface (such as a fender, a wheel arch panel or a wheel housing panel) of an automobile wheel, a door handle or a door handle recess of a car door, or a car roof (such as a car antenna, a convertible top rack or an automobile shark fin), and the control unit is linked to an automobile signal light control circuit or a central lock control unit for controlling and turning on each light emitting member timely to achieve the goals of providing warnings, safety, and convenience to users, allowing the users to find their cars easily and reduce the occurrence of car accidents effectively. | 03-29-2012 |
| 20120074842 | ROADSIDE-VEHICLE COOPERATIVE ILLUMINATION SYSTEM - A roadside-vehicle cooperative illumination system in which a headlight of a vehicle and a road illumination lamp can be controlled cooperatively through communications between an in-vehicle apparatus and a roadside apparatus. For example, when power consumption of the headlight has to be reduced, an in-vehicle apparatus side arbiter transmits a request to the roadside apparatus for increase illumination of the road illumination lamp. A roadside apparatus side arbiter determines whether or not to accept the request from the in-vehicle apparatus, and a roadside apparatus side controller controls the road illumination lamp according to the determination of the roadside apparatus side arbiter. This enables the road illumination lamp to be controlled cooperatively so that illumination of the road illumination lamp can compensate for deficiencies in illumination of the headlight, which leads to enhancement of vehicle driver's convenience and ensuring of safety. | 03-29-2012 |
| 20120086335 | EXTERIOR VEHICLE LIGHTS - A lighting system for exterior lights of an automobile comprises a first lighting unit ( | 04-12-2012 |
| 20120126698 | LED ANTI-COLLISION LIGHT HAVING A XENON ANTI-COLLISION LIGHT POWER SUPPLY - Methods and systems for easily integrating a light-emitting diode (LED) light assembly with an existing xenon power supply. An exemplary system includes a xenon power supply that includes an energy storage device and a device that commands the energy storage device to discharge the stored energy and transmit a trigger signal after a predefined amount of time since at least one of a previous discharge or a beginning of initial charge of the energy storage device. The LED light assembly includes one or more LEDs and a current regulator that receives the discharge from the storage device and regulates current to the LEDs based on LED requirements. The LED light assembly also includes a processing device that receives the trigger signal, resets and begins a timer upon reception of the trigger signal and deactivates the current regulator when the timer has reached predefined threshold. | 05-24-2012 |
| 20120133282 | EXTERNAL STATE OF CHARGE INDICATOR SYSTEM FOR AN AUTOMOTIVE VEHICLE - An automotive vehicle system includes a light and a module. The light is adapted to be attached to an exterior of a vehicle. The module selectively illuminates the light during a vehicle stationary period based on an electric drive system state of charge. The module further selectively illuminates the light during a vehicle driven period based on vehicle operating conditions different than the electric drive system state of charge. | 05-31-2012 |
| 20120133283 | METHOD AND APPARATUS FOR AUTOMATICALLY CONTROLLING AIRBORNE VEHICLE LIGHTING SYSTEMS - An airborne vehicle lighting control apparatus and method for automatically controlling activation and deactivation of an airborne vehicle lighting system. A processor for automatically controlling the lighting system can be employed and having one or more sensors operatively connected to the processor for sensing the current flight operating mode and geographical position of an airborne vehicle. The processor can activate or deactivate lighting based on the current flight operating mode and position. | 05-31-2012 |
| 20120146506 | LIGHT QUANTITY CONTROL APPARATUS AND STORAGE MEDIUM - A light quantity control apparatus, which controls light quantity of a light of a vehicle, includes a traffic-jam-information obtaining unit obtaining traffic-jam-information including information on positions and on presence/absence of a traffic jam, a vehicle-position obtaining unit obtaining a position of a vehicle, a traffic-jam identifying unit identifying whether the vehicle is in a traffic jam based on the traffic-jam-information and the position of the vehicle, a traffic-jam-time light quantity control unit decreasing the light quantity compared with a normal time if the vehicle is in a traffic jam, an urban-district obtaining unit obtaining information on whether or not the vehicle is in an urban district or near an intersection, and an urban-district-traveling-time light quantity control unit decreasing the light quantity compared with a case where the vehicle is in an area other than urban districts and intersections if the vehicle is in the urban district or near an intersection. | 06-14-2012 |
| 20120153827 | EXCLUSIVE OR (XOR) LAMP DRIVER AND LAMP - A lamp and lamp driver are disclosed, in which single intensity marker lamps that are desired to be flashed can be connected to a lamp driver employing an exclusive OR (XOR) logic circuit. In one application, this lamp driver is coupled to a vehicle turn function wire and marker function wire, and a plurality of marker lamps in a row can be of the same style, but one lamp can be flashed in the row of marker lamps. In some embodiments, if all of the marker lamps are on, the lamp being driven by the XOR driver circuit will flash out of sequence with the turn signal flash. If all of the marker lamps are off, the lamp being driven by the XOR driver circuit will flash in sequence with the turn signal flash. Other embodiments are disclosed. | 06-21-2012 |
| 20120169231 | CIRCUIT ARRANGEMENT FOR OPERATING A LIGHT EMITTING DIODE - A circuit arrangement for operating at least one light emitting diode, in particular for a motor vehicle, includes: a communications device which is connectable to a data bus and which is adapted for receiving control signals from the data bus; a control device connected to the communications device; and a control circuit connected to the control device for the clocked control of a switching regulator which is adapted for providing an operating current for operating the light emission diode, with the control device being adapted for controlling the control circuit on the basis of the control signals received by the communications device. | 07-05-2012 |
| 20120176035 | LIGHTING ASSEMBLY - Lighting assemblies having an electrical cable, light emitting diodes, and control circuits. The lighting assemblies are useful, for example in vehicles (e.g., automobile, trucks, etc.), as well as task lighting accent lighting, merchandise display lighting, and back lighting applications. | 07-12-2012 |
| 20120187839 | LUMINOUS MEANS - A luminous device is provided comprising LEDs with an LED controller for adjusting a luminous characteristic of the LEDs, and a data receiver ( | 07-26-2012 |
| 20120194072 | Multi-function vehicle light assembly - A multi-function vehicle light assembly ( | 08-02-2012 |
| 20120212132 | LIGHT DEVICE CONTROL APPARATUS FOR VEHICLE - A vehicle light device control apparatus includes a sensor unit and a control unit. The sensor unit detects an upper light intensity of light coming from an upper side of a vehicle and a front light intensity of light coming from a front side of the vehicle. The control unit determines whether the upper light intensity is equal to or less than a predetermined turn-ON threshold. The control unit turns ON a light device of the vehicle when the upper light intensity is equal to or less than the turn-ON threshold. The control unit calculates a light intensity ratio between the front light intensity and the upper light intensity and corrects the turn-ON threshold based on the light intensity ratio. | 08-23-2012 |
| 20120212133 | Lighting device for vehicles - A lighting device for vehicle lights is provided that includes, but is not limited to LEDs arranged in a combined parallel/series circuit. A first photodiode is used to recognize the lighting of a first LED and a second photodiode is provided to recognize the lighting of a second LED of the plurality of LEDs. | 08-23-2012 |
| 20120223642 | ELEVATOR CONTROL DEVICE - An elevator control device capable of carrying out proper control considering the energy saving and service life of lamp for various types of the lighting fixtures provided in an elevator car. The control device which controls the lighting fixture includes a storage which stores the type of the lighting fixture, a setting mechanism which sets transfer time for automatically pausing the car based on the type of the lighting fixture stored in the storage, and a detector which detects that the car is in a predetermined standby state. The control device turns off the lighting in the car when the standby state of the car continues for the transfer time set by the setting mechanism. | 09-06-2012 |
| 20120235568 | Vehicle Interior Lighting System With Welcome And Farewell Stages - An interior lighting system for an automotive vehicle include a first light in a first zone a second light in a second zone, and a controller illuminating the lights in a sequence including a first welcome stage, a second welcome stage, and ambient stage, and a farewell stage. The stages are defined by an operating cycle of the vehicle as determined by conditions such as vehicle entry system status, door open/closed status, and ignition status. The colors and intensities of the lights varies throughout the stages to provide both adequate task illumination and attractive lighting to provide sophisticated vehicle interior illumination that is well harmonized with the various Stages of occupant ingress and egress. | 09-20-2012 |
| 20120242227 | LIGHTING DEVICE AND METHOD OF TRANSITIONING COLOR OUTPUTS - A vehicle lighting device and method of transitioning color output by a vehicle lighting device are provided. The method includes activating the lighting device to output a first color light, and deactivating the first color light. The method also includes the steps of generating an intermediate color light with the lighting device for a short time period. The method further includes the step of generating a second color light with the lighting device. Accordingly, the intermediate color light prevents the apparent generation of an undesirable intermediate color light. | 09-27-2012 |
| 20120242228 | WIRELESS TRAILER REVERSE LIGHTS - A wireless reverse light system for trailers is provided. A transmitter is configured to replace a light or light assembly of at least one reverse light already contained in the tractor configured to pull the trailer. When the tractor is put into reverse gear, the transmitter in place of the reverse light or light assembly sends a wireless trigger signal to a receiver light that is releasably attached to a rear and/or side of the trailer. When the wireless signal is received by the receiver, it triggers the connection of a battery supply to lights contained therein, thereby providing a reverse light or lights at the rear/sides of the trailer. | 09-27-2012 |
| 20120248982 | Vehicular LED Lamp Monitoring /Controlling System - A vehicular LED lamp monitoring/controlling system includes a vehicular LED lamp having first and second LEDs. A selection/control unit is connected to and controls separate activation of the first and second LEDs and is connected to a malfunction detecting unit that detects operation of the first and second LEDs. The second LED is activated when the first LED operates abnormally. A power control unit can send a control signal to the selection/control unit to control luminance of each of the first and second LEDs. A vehicle speed monitoring unit connected to the power control unit reads a speed of a vehicle on which the vehicular LED lamp is mounted. When the vehicle is still, the first or second LED provides normal luminance. When the vehicle is moving, the first or second LED provides reduced luminance. | 10-04-2012 |
| 20120256541 | METHOD AND APPARATUS FOR SELECTIVE BLANKING OF A MOTOR VEHICLE LICENSE PLATE - A license plate assembly includes a frame receiving a conventional license plate and at least one blanking flash generator arranged to generate a blanking flash at the license plate in response to a monitoring flash from an external monitoring device. The monitoring device is designed to take an image of the license plate and the blanking flash is obscuring the license plate to prevent or interfere with the taking of the image. | 10-11-2012 |
| 20120256542 | VEHICLE LIGHTING ARRANGEMENT - A vehicle lighting arrangement comprising a luminous device, a luminous device driver circuit, a sensor and a nonvolatile memory, wherein the luminous device driver circuit is designed to drive the luminous device during luminous device driving such that the luminous device emits light, wherein the sensor is designed to detect a sensor state of the luminous device, and wherein the vehicle lighting arrangement is designed to read in a sensor state of the luminous device detected by the sensor and to write the read-in sensor state to the nonvolatile memory. | 10-11-2012 |
| 20120256543 | ILLUMINATED DEVICES ATTACHED TO VEHICLES - The present disclosure is directed to illuminated devices attached to vehicles. More specifically, an illuminated device may be attached to a vehicle in the form of an illuminated logo or emblem. The illumination of the device may be controlled for color, state, and/or intensity in response to vehicle signals received by the device. In addition, the illuminated device may use switching circuitry to interface with a vehicle's electrical power and/or signals. | 10-11-2012 |
| 20120262062 | METHOD OF IMPROVING VISIBILITY THROUGH A WINDOW - A method of improving visibility for a person viewing an environment through a window includes detecting a light condition in the environment and, in responses to nature of the detected light condition, activating an illumination system adjacent an edge of the window to direct light into the window. The light is of the proper intensity and a wavelength to improve visibility of the environment as viewed through the window. The light condition may be detected by an environmental sensor and the illumination system activated based on signals generated by the environmental sensor. | 10-18-2012 |
| 20120286661 | VEHICLE DOME AND READING LIGHT - A vehicle dome and reading light assembly for a vehicle includes a lighting device assembled to the interior of the vehicle and capable of generating plural light colors. A first switch is actuatable to cause the lighting device to generate a first color light and a first light intensity to serve as a dome lamp. A second switch is actuatable to cause the lighting device to generate a second color light at a second light intensity to serve as a map or reading lamp. | 11-15-2012 |
| 20120299476 | CONFIGURABLE VEHICLE SOLID STATE LIGHTING - A vehicle signal light assembly includes: at least one color mixing light source; a support element configured to support the at least one color mixing light source on a vehicle as a signal light; and a controller configured to selectively drive each color mixing light source to generate light of a selected visually perceived color based on a received control signal. In some such embodiments, each color mixing light source of the vehicle signal light assembly comprises a plurality of light emitting diodes (LEDs) of at least two constituent colors. In some such embodiments, the controller is configured to operate each color mixing light source of the vehicle signal light assembly using time domain multiplexing (TDM) to generate the light of the selected visually perceived color. In some such embodiments, the vehicle signal light assembly comprises a taillight assembly. In some of the embodiments, the vehicle light assembly comprises an ambient or auxiliary lighting, or a dashboard lighting assembly. | 11-29-2012 |
| 20120319582 | LED LIGHTING SYSTEM - An LED lighting system is provided for connection to a variable power source providing input power, the LED lighting system having at least one power analyzing and processing circuitry connecting to the variable power source, and being configured to identify one or more characteristics of the input power, where the characteristics are selected from amplitude, frequency and pulse width of the input power, compare one or more of the characteristics of the input power to preset control criteria either in hardware or software or both to yield a comparison result, and then control the current control circuitry according to the comparison result. | 12-20-2012 |
| 20120326606 | SEQUENTIAL VEHICLE SIGNALING SYSTEM AND METHOD - An illumination apparatus ( | 12-27-2012 |
| 20120326607 | LIGHT SOURCE TURN-ON/OFF CONTROLLER - A light source turn-on/off controller includes an input section of a turn-on/off timing signal, a PWM signal generating section for generating a pulse signal responding to a rise or a fall of the timing signal, a duty cycle of the pulse signal changing so as to simulate a rise or a fall of emission in turn-on or turn-off of a filament, an emission control section for controlling an emitting section responding to the pulse signal from the PWM signal generating section, and a storage section for storing a control data table for duty cycle control by the PWM signal generating section. The control data table includes a rise table to be referred to in the rise of emission and a fall table to be referred to in the fall of emission, and each of the rise table and the fall table indicates association between elapsed time from the rise or the fall of the timing signal and the duty cycle of the pulse signal, and a relationship between the tables indicates that they cannot be superposed on each other. | 12-27-2012 |
| 20130020937 | POWER SUPPLY DEVICE FOR VEHICLE LAMP AND THE VEHICLE LAMP - A vehicle lamp includes: a light source; a lamp housing that accommodates the light source inside; and a power receiving section that is provided so as to be integral with the lamp housing and is configured to receive electric power wirelessly to supply the electric power to the light source. A power supply device that supplies electric power from a battery mounted on a vehicle to a lamp disposed in the vehicle includes a power transmission section that is provided in the vehicle and configured to transmit the electric power of the battery; and a power receiving section that is provided so as to be integral with the lamp and configured to receive the electric power from the power transmission section. The power transmission section and the power receiving section are disposed to be opposed to each other and electrically coupled by electromagnetic induction. | 01-24-2013 |
| 20130038209 | PHOTODETECTING ELEMENT, PHOTODETECTING DEVICE, AND AUTO LIGHTING DEVICE - To provide both a photodetecting element and a photodetecting device which can prevent generating of a plurality of current paths, and can detect with stability and high sensitivity regardless of a surface state instability of an optical absorption layer. The photodetecting element includes an optically transparent substrate, an optical absorption layer, an electrode, an electrode, an adhesive layer, an insulating film, and a package. The optical absorption layer is formed on the optically transparent substrate, and a part of each the electrodes is embedded in the optical absorption layer. The photodetecting unit is bonded junction down with the adhesive layer on the package. The optical absorption layer absorbs light of a specified wavelength selectively to be converted into an electric signal. The light to be measured is irradiated from a back side surface of the optically transparent substrate. | 02-14-2013 |
| 20130049583 | INDICATOR LAMP LIGHTING CIRCUIT FOR VEHICLE - If a state to be informed occurs during an on-state of an ignition switch of a vehicle, a first and a second switching transistor are turned on by a control signal of a signal line, and an indicator lamp is lighted by power from a meter power supply. In addition, a third and a fourth switching transistor are turned on by a sub control signal of the signal line during an off-state of the ignition switch, and the indicator lamp is lighted by power from a continuous power supply. | 02-28-2013 |
| 20130049584 | System and Method for Non-Linear Dimming of a Light Source - In one embodiment, a light dimming module is disclosed. The light dimming module has a dimming engine coupled to a digital input interface and an output interface. The dimming engine is configured to provide a N-segment piecewise linear exponential digital control signal, and the output interface is configured to control the intensity of a light source. | 02-28-2013 |
| 20130057148 | INSTRUMENT ARRANGEMENT FOR A MOTOR VEHICLE - An instrument arrangement for a motor vehicle is provided. The instrument arrangement has an instrument, an instrument lighting for lighting the instrument, and an on-board computer. The on-board computer is configured to make available a settings menu, in which the brightness of the instrument lighting can be set, and at least one further different menu, in which another function can be set. | 03-07-2013 |
| 20130063026 | Towed Vehicle Light-Sensitive External Lighting Control Device - Disclosed is a towed vehicle electrical connector that operably routes onboard battery power within the vehicle to exterior lighting when disconnected from a towing vehicle and when ambient light conditions drop below a given threshold. The device comprises an electrical module connectable to a trailer lead vehicle electrical connector, wherein the module includes an electrical circuit to route onboard battery power into a relay and through the exterior lights and to ground. The relay is controlled by a light sensitive switch, which monitors ambient light and allows the battery to energize the trailer exterior lights. The device provides a trailer user with a twilight lighting system, which illuminates an area about the vehicle for increased security and low light visibility. | 03-14-2013 |
| 20130069528 | VEHICLE INDICATOR ILLUMINATION CIRCUIT AND METHOD FOR CONTROLLING VEHICLE INDICATOR ILLUMINATION CIRCUIT - A power supply route for a light source includes a first route that closes when a microcomputer is operated and a second route that opens when the microcomputer is operated. When the microcomputer stops operating, the power supply route of the light source is automatically switched from the first route to the second route. When the microcomputer is operated and a position lamp switch is turned on, current is supplied to the light source through the first route. When the microcomputer stops operating and the position lamp switch is turned on, current is supplied to the light source through the second route. | 03-21-2013 |
| 20130082597 | ELECTRICAL MODULE AND METHOD FOR ILLUMINATING A HIGH INTENSITY DISCHARGE (HID) LAMP ON A VEHICLE - The invention is directed to an electrical module and a method for illuminating a HID lamp on a vehicle, and in particular an off-road recreational vehicle. The electrical module and the method involve a capacitor and a voltage delay mechanism. The capacitor may be charged during the operation of the vehicle or when the operator wishes to illuminate the HID lamp. The voltage delay mechanism comprises a charge-actuated switch and a breakdown voltage means for preventing the supply of current to the HID lamp until the capacitor is charged to a voltage sufficient to illuminate the HID lamp. The voltage delay mechanism also comprises a power-actuated latch relay for maintaining the charge-actuated switch in a position that bypasses the breakdown voltage device, so that the HID lamp remains illuminated even after the voltage has decreased to the operating requirements of the HID lamp. | 04-04-2013 |
| 20130088147 | ORGANIC ELECTRO-LUMINESCENCE LIGHTING DEVICE FOR VEHICLE - An organic EL lighting device for a vehicle is provided, which includes an organic EL lighting portion provided in a matrix form on a ceiling of the vehicle, an organic EL touch portion provided on the organic EL lighting portion, an organic EL detection portion for detecting a position in which the organic EL touch portion is touched, an organic EL determination portion for determining a lighting area of the organic EL lighting portion based on the position detected by the organic EL detection portion, and an organic EL driving portion for lighting the lighting area of the organic EL lighting portion determined by the organic EL determination portion. | 04-11-2013 |
| 20130088148 | Method for Controlling an Aircraft Light - A method for controlling an aircraft having a plurality of LEDs, light so as to emit a desired light intensity includes the steps of providing a reference LED located within or outside of the aircraft light, providing thermal conditions resulting in a thermal stress for the reference LED similar to the maximum thermal stress, and observing the reference LED by means of an optical sensor for monitoring the optical aging behavior of the reference LED throughout its lifetime. The desired light intensity of the aircraft light is achieved by controlling the plurality of LEDs in accordance with the monitored aging behavior of the reference LED. | 04-11-2013 |
| 20130093324 | COMPUTER CONTROLLED CONFIGURABLE LIGHTING SYSTEM FOR MODULAR VEHICLE LIGHTS - A vehicle lighting control system and method are provided. The vehicle lighting control system includes a light module with light carrier positions for receipt of individual light sources. A lighting controller coupled with the light module is configured to identify a light source type associated with the individual light sources occupying light carrier positions of the light module. A power source coupled with the lighting controller provides power to the individual light sources in accordance with the type of light source identified. The individual light sources are removable from the light module and may be replaced by other light sources of a different type. The lighting controller is adapted to be reconfigured such that the different type of light source associated with the other light sources is identified and power is provided to the other light sources in accordance with the different light source type identified. | 04-18-2013 |
| 20130106285 | RAIL VEHICLE EMERGENCY LIGHTING | 05-02-2013 |
| 20130119861 | Actuation of a Lighting Module - A circuit for actuating a lighting module, comprising at least two semiconductor light-emitting elements (D | 05-16-2013 |
| 20130127340 | MOTOR VEHICLE LIGHT, MOTOR VEHICLE AND METHOD FOR OPERATING A MOTOR VEHICLE LIGHT - A motor vehicle light providing easily identifiable and interpretable signals for other road users includes in its interior a light guide which is configured to receive at least a part of a light from a light source, distributes the received light along a light exit face and scatters the distributed light toward the light exit face. The light source is composed of light-emitting diodes which are switched on sequentially and/or which are first supplied with different electrical power levels, whereafter their brightness is matched by controlling the power levels. When the motor vehicle light is switched on, the increase in brightness then appears to be continuous to an observer. | 05-23-2013 |
| 20130140986 | VEHICLE LAMP - A vehicle lamp include san LED package as a light source. The LED package includes a first series element section having a plurality of LED elements connected in series with each other, a second series element section having at least one LED element, the number of which is smaller than the number of LED elements of the firs series element section, a first anode electrode provided on an anode side of the first series element section, a first cathode electrode provided on a cathode side of the first series element section, a second anode electrode provided on an anode side of the second series element section, and a second cathode electrode provided on a cathode side of the second series element section. | 06-06-2013 |
| 20130154476 | ANTI-COLLISION AIRCRAFT LIGHT - An anti-collision aircraft light comprises at least one LED and a control unit for operating the at least one LED in a pulsed manner. In this anti-collision aircraft light, the control unit comprises an ambient temperature sensor for sensing the ambient temperature and an adjustable current control for setting an LED operating current depending on the sensed ambient temperature. The control unit further includes a light intensity sensor for sensing the intensity of the light emitted from the at least one LED, an integrator connected to the light sensor for integrating the sensed light intensity, and a comparator for comparing the integrated light intensity to a threshold value. The operating current for the at least one LED is interrupted as soon as the integrated light intensity is equal to the threshold value. | 06-20-2013 |
| 20130162140 | LED LIGHT- EMITTING DEVICE AND INDICATOR PROVIDED WITH THE LED LIGHT EMITTING DEVICE - A first LED emits visible light of an emission color such that with respect to a CIE(1976)L*u*v* color space chromaticity diagram, the chromaticity is exterior to a prescribed white light region wherein the absolute value of a deviation duv from the blackbody radiation locus is at most 0.02 and the color temperature is within a range of from 2,500K to 10,000K, and the deviation duv from the blackbody radiation locus is larger than 0.02, and a second LED emits visible light of an emission color such that with respect to the above chromaticity diagram, the chromaticity is exterior to the prescribed white light region, and the deviation duv from the blackbody radiation locus is smaller than −0.02. | 06-27-2013 |
| 20130162141 | LIGHT SOURCE TURN-ON/OFF CONTROLLER - A light source turn-on/off controller includes an input section of a turn-on/off timing signal, a PWM signal generating section for generating a pulse signal responding to a rise or a fall of the timing signal, a duty cycle of the pulse signal changing so as to simulate a rise or a fall of emission in turn-on or turn-off of a filament, an emission control section for controlling an emitting section responding to the pulse signal from the PWM signal generating section, and a storage section for storing a control data table for duty cycle control by the PWM signal generating section. The control data table includes a rise table to be referred to in the rise of emission and a fall table to be referred to in the fall of emission, and each of the rise table and the fall table indicates association between elapsed time from the rise or the fall of the timing signal and the duty cycle of the pulse signal, and a relationship between the tables indicates that they cannot be superposed on each other. | 06-27-2013 |
| 20130169152 | VEHICLE LIGHTING DEVICE - A vehicle lighting device according to the present invention is configured in such a manner that a current that is supplied to a light emitting element that serves as a light source can be controlled with low power consumption in accordance with either of a voltage change in input power supply and a change in ambient temperature. This vehicle lighting device is configured in such a manner as to take out a reference voltage that is input to a switching controller | 07-04-2013 |
| 20130169153 | REALTIME COMPUTER CONTROLLED SYSTEM PROVIDING DIFFERENTIATION OF INCANDESCENT AND LIGHT EMITTING DIODE LAMPS - A motor vehicle electrical power system includes a light source powered from an electrical power source. At key on the light source is tested to determine operational readiness and the type of the light source. At key on the switch is cycled to apply a pulse width modulated energization to the light source. A reference copy of the pulse width modulated signal is available. A comparator having first and second inputs provides a comparison of the pulse width modulated signal applied to the light source and reference. Variation in the rate of change of voltage across the light source may be compared with the reference to characterize the light source as a light emitting diode or another type of source, usually an incandescent bulb. | 07-04-2013 |
| 20130175924 | LIGHT SOURCE FOR MOTOR VEHICLES - Light for motor vehicles and the like provided with a lighting device comprising a pair of power supply lines flowed through by a primary supplying current, two or more lighting branches each comprising one or more light sources adapted for being flowed through by a secondary supplying current; and an electronic control circuit configured to determine the secondary current flowing through each lighting branch; limit the primary supplying current to a predetermined minimum value when the secondary current flowing through at least one of said lighting branches is lesser than a predetermined threshold current; control the simultaneous transition of the light sources from a pre-lighting state to a complete-lighting state, when each of the secondary currents flowing through the lighting branches is greater than or equal to the predetermined current threshold. | 07-11-2013 |
| 20130175925 | LIGHTING SYSTEM - To satisfy the need for refitting the lighting of a vehicle without the need to modify the controlling system of the vehicle, the present invention proposes a lighting system which comprises an electrical element ( | 07-11-2013 |
| 20130200792 | EXCLUSIVE OR (XOR) LAMP DRIVER AND LAMP - A lamp and lamp driver are disclosed, in which single intensity marker lamps that are desired to be flashed can be connected to a lamp driver employing an exclusive OR (XOR) logic circuit. In one application, this lamp driver is coupled to a vehicle turn function wire and marker function wire, and a plurality of marker lamps in a row can be of the same style, but one lamp can be flashed in the row of marker lamps. In some embodiments, if all of the marker lamps are on, the lamp being driven by the XOR driver circuit will flash out of sequence with the turn signal flash. If all of the marker lamps are off, the lamp being driven by the XOR driver circuit will flash in sequence with the turn signal flash. Other embodiments are disclosed. | 08-08-2013 |
| 20130241410 | CONTROL DEVICE FOR LIGHTING LED AND DETECTING BREAKAGE THEREOF - A control device includes a plurality of LED arrays connected in parallel to one another, each of the plurality of LED arrays including one or more LEDs connected in series and a resistance element connected in series to the LEDs, a voltage application circuit that applies a voltage to the plurality of LED arrays, a switching element disposed between the plurality of LED arrays and a ground, a voltage detection circuit having an end connected between the switching element and the plurality of LED arrays, a capacitor having an end connected between the switching element and the plurality of LED arrays, and another end connected to the ground, and a control circuit that controls the voltage outputted from the voltage application circuit and switching of conduction states of the switching element, and reads a voltage from the voltage detection circuit. | 09-19-2013 |
| 20130249394 | LIGHT EMITTING DIODE LIGHTING SYSTEM - Methods, systems, devices and/or apparatus related to lighting systems, and, specifically, to LED lighting systems for vehicles. One example provides a lighting system that includes a power control component, a wire harness, and a light emitting diode component. The power control component may be in electrical communication with a power supply. The power control component may receive an input voltage from the power supply, adjust the input voltage to generate an output voltage, and output the output voltage. The wire harness may be in electrical communication with the power control component. The light emitting diode light component may be in electrical communication with the wire harness, and may include a plurality of light emitting diodes electrically coupled in a parallel configuration via a plurality of wires, each of the plurality of wires being substantially shaped as a wave. | 09-26-2013 |
| 20130249395 | VEHICLE INFORMATION TRANSMISSION DEVICE - A vehicle information transmission device includes: a display device that displays light in a first mode at a position of a vehicle body, at which visual recognition of a certain object is prompted, when the visual recognition is prompted and that displays light in a second mode different from the first mode on the vehicle body when the visual recognition is not prompted or when the visual recognition is prompted; and a control unit that adjusts light in the second mode on the basis of light in the first mode when the visual recognition is prompted. | 09-26-2013 |
| 20130257272 | VEHICLE LIGHTING DEVICE - The present invention provides a vehicle lighting device that can set a wide output current without replacing a component such as a coli. An output current setting device | 10-03-2013 |
| 20130264940 | STAIRWAY LIGHT FOR WORK VEHICLE - A lighting system which may provide supplemental lighting for the stairs of a vehicle under conditions of low ambient lighting. Supplemental lighting may be provided for at least a period of time desired for ingress and/or egress of the operator. | 10-10-2013 |
| 20130264941 | AUTOMOTIVE DEVICE CONTROLLING OPERATION OF OPTIONAL TAIL LIGHTS EQUIPMENT - The present invention relates to an automotive device which will control the operation of optional tail lights equipment by monitoring level of current in any motor vehicle OEM tail lights electrical circuit. The device comprises a plurality of current sensor modules, each including a current sensor and a RF transmitter antenna, and a brain module including a controller, a RF receiver antenna, and a power source. The current sensors are placed on top of OEM tail lights wire to monitor the current level and transmit such information to brain module. When the level of current detected by any current sensor raises above certain level the controller closes electrical circuit of the optional tail light equipment dedicated to that particular Sensor; when the level of Current lowers under certain level, the controller opens the electrical circuit of the optional tail light equipment dedicated to that particular Sensor. | 10-10-2013 |
| 20130264942 | CONTROL NETWORK FOR LED-BASED LIGHTING SYSTEM IN A TRANSIT VEHICLE - A transit vehicle lighting system has a plurality of LED-based lighting fixtures for providing interior illumination. A control network comprises a plurality of slave nodes for controlling the LED-based lighting fixtures, and a master node for controlling the slave nodes. The master node may be connected to the slave nodes by a combined power/communication bus in a daisy chain fashion. The slave node may include a power regulator and a controller for providing a target current command to the power regulator, and may adjust the target current based upon temperature measurements or a recorded age of the LEDs. An optical sensor may provide automatic dimming. A reduced number of LEDs may be used in an emergency mode. The lighting fixture may include a ceiling panel fixture and a riser panel attachable by way of a hinge mechanism. | 10-10-2013 |
| 20130271002 | DISCHARGE LAMP LIGHTING DEVICE, AND ILLUMINATION APPARATUS AND VEHICLE INCLUDING SAME - A discharge lamp lighting device light which drives a discharge lamp with an alternating power includes a DC-DC converter, an inverter, a voltage detector which detects an output voltage of the DC-DC converter, and a current detector which detects an output current of the DC-DC converter. The discharge lamp lighting device light further includes a controller controlling a switching frequency of the DC-DC converter according to a detection value of at least one of the voltage detector and the current detector; and a PWM ON signal controller increasing a DC power by lengthening an ON duty of a PWM signal during a predetermined period after a start of polarity inversion of the alternating power. When the voltage detector and/or the current detector detects a detection value, the controller changes an increase amount of the DC power according to the detection value. | 10-17-2013 |
| 20130278139 | System and Apparatus for a Dual LED Light Bar - A variable color light system includes multiple dual color light emitting diodes (LED's) arranged in a light bar. The dual LED's are arranged with a common cathode and two anodes. The light system includes a switch that controls the power to the light system. The system is controlled to power a first anode, a second anode, or neither anodes. When the first anode is powered, the dual LED's emit a first color. When the second anode is powered, the dual LED's emit a second color. The light system is LED driven. The dual LED light system can be used in a light bar that can be used on a vehicle, an off-road vehicle, a recreational vehicle, or a boat. | 10-24-2013 |
| 20130285548 | Lighting Control Device for Vehicle, Lighting Control System for Vehicle, and Lighting Control Method for Vehicle - A lighting control device for a vehicle according to the embodiment includes a display unit; a control device reception unit which receives non-lighted state information of a light source of a lighting system; and a control device control circuit which changes a display state of the display unit based on the non-lighted state information. | 10-31-2013 |
| 20130293104 | LUMINOUS RADIATOR COVER DEVICE FOR A VEHICLE - A luminous radiator cover device includes: alighting cover unit ( | 11-07-2013 |
| 20130307410 | INSTRUMENT FOR VEHICLE - A vehicle instrument configured so that turning on and off the light sources without depending on inputted vehicle information enables the instrument to be illuminated in a visually effective manner. The instrument is provided with: input circuits into which vehicle information is inputted as electric signals and which are provided with resistors connected to light sources relating to the vehicle information; electric-potential adjustment circuits for adjusting the electric potentials of lines of wiring between the input circuits and the light sources on the basis of control signals from a controller and eliminating influence on the light sources from the vehicle information; and light source control circuits which, when influence on the light sources is eliminated by the electric-potential adjustment circuits, operate and visualize turning on and off of the light sources on basis of the control signals from the controller. | 11-21-2013 |
| 20130307411 | VEHICLE LED LIGHTING DEVICE - A vehicle LED lighting device includes a drive control means | 11-21-2013 |
| 20130320849 | DEVICE FOR OPERATING A LAMP UNIT - The invention relates to a device for operating a lamp, in particular in a vehicle, wherein the lamp is coupled to a controller for energy-related supply of the lamp, and a data channel is present between the controller and the control unit. | 12-05-2013 |
| 20130334961 | BICYCLE LIGHTING SYSTEMS AND METHODS - Systems and methods for providing adequate lighting and sighting for a bicycle are disclosed. A lighting system that includes an illumination ring configured to be coupled to a wheel is also disclosed. The illumination ring is configured to simultaneously project light forward and to the side of a front wheel and to project light rearward of and to the side of a rear wheel. The illumination ring may be mounted to or integrated with the bicycle wheel. Methods of controlling light sources on the illumination ring are also disclosed. | 12-19-2013 |
| 20140001953 | ILLUMINATION APPARATUS AND METHOD FOR OPERATING THE ILLUMINATION APPARATUS IN A DIM MODE | 01-02-2014 |
| 20140015406 | VEHICLE LIGHT CONTROL DEVICE - A vehicle light control device mounted on a vehicle to control lighting of a light of the vehicle based on illuminance around the vehicle, has an infrared sensor that detects an infrared ray around the vehicle, an infrared illuminance detector that detects infrared illuminance from an output of the infrared sensor, a visible-light sensor that detects visible light around the vehicle, a visible-light illuminance detector that detects visible-light illuminance from an output of the visible-light sensor, a storage in which a first lighting threshold is stored, and a controller that controls the lighting of the light based on the infrared illuminance detected by the infrared illuminance detector, the visible-light illuminance detected by the visible-light illuminance detector, and the first lighting threshold stored in the storage. | 01-16-2014 |
| 20140015407 | DEVICE AND METHOD FOR COMMUNICATION BETWEEN AN ELECTRONIC MODULE AND A DETECTION SENSOR IN THE PRESENCE OF A LIGHT SOURCE - Method for communication between an electronic module and a sensor having a light source and being supplied by supply line, the electronic module measuring the modulations of the intensity of the current in the line. The sensor drives a gradual turning on/turning off of the light source by a first modulation of the intensity of the current such that: the light source is turned off, respectively turned on, when the intensity of the current is in a low, respectively high, state, and the light source illuminates, respectively turns off, when the duty ratio of the intensity of the current varies from the high state to the low state and vice versa. During detection, the sensor dispatches a second modulation through the light source, however if the light source is turning on (or off), this is interrupted and the intensity of current is forced to the high (or low) state. | 01-16-2014 |
| 20140015408 | DEVICE AND METHOD FOR COMMUNICATION BETWEEN AN ELECTRONIC MODULE AND A DETECTION SENSOR COMPRISING A LIGHT SOURCE - Method for communication between an electronic module and a sensor having a first branch, including a light source LED and a first switch, and a second branch including a second switch, supplied by a supply line, the module measuring modulations of the intensity of the current of the line. When the light source is turned on or in the process of turning on/turning off, the sensor:
| 01-16-2014 |
| 20140015409 | VEHICLE LIGHTING CONTROL SYSTEM - A lighting control system is provided with a blinker switch, a hazard switch, and a control circuit which controls the flashing of blinker lamps. The CPU of the control circuit, after detecting an input signal from one switch input port among a left side and a right side switch input port, determines that the hazard switch is switched on when an input signal from the other of the switch input ports is detected within a predetermined time, and determines that the blinker switch is switched on when no input signal from the other of the switch input ports is detected. | 01-16-2014 |
| 20140021860 | LED DRIVER CIRCUIT, METHOD OF DRIVING AND VEHICLE LIGHT - A driver circuit of lighting sources for powering a plurality of lighting sources, comprising switching means ( | 01-23-2014 |
| 20140028187 | POWER SUPPLY DEVICE, LIGHTING DEVICE, LIGHTING FIXTURE USING THE SAME, AND VEHICLE - In a power supply device according to the embodiment, a second capacitor is inserted between a terminal of a capacitor at the high voltage side and an input terminal. Therefore, when earth fault is occurred at an output terminal of the low voltage side, an input side connected to a DC power supply is galvanically separated from an output side connected to a load by the second capacitor. As a result, earth fault current does not flow continually. Accordingly, the power supply device can reduce current leakage flowing through circuit to zero or near zero in the case where electric leakage is occurred, and therefore can prevent problems (the circuit's malfunction or the like) associated with the electric leakage. | 01-30-2014 |
| 20140028188 | DISCHARGE LAMP ELECTRONIC BALLAST LUMINAIRE AND VEHICLE WITH SAME - Discharge lamp electronic ballast includes DC-DC converter circuit for converting voltage of DC power supply to output DC power, inverter circuit for converting DC power into AC power to supply it to discharge lamp, output feedback control circuit for controlling DC-DC converter circuit, and inverter driving signal generator circuit for controlling inverter circuit. Ballast includes microcomputer having voltage detecting function for detecting voltage value of DC power supply, and ballast temperature detector circuit for detecting temperature of ballast. Microcomputer sets first time based on voltage value of DC power supply and detection result of ballast temperature detector circuit, and reduces power supplied to the discharge lamp if first time elapses from time point when lamp is started, thereby supplying lamp with power for stable operation. | 01-30-2014 |
| 20140042904 | COMBINED CONTROL DEVICE AND METHOD FOR LAMP OF VEHICLE - A combined control apparatus includes a switch, an IPS device, a switch monitoring line, a lamp on/off monitoring line, and a switching device. The switch turns on or off a lamp. The IPS device associated with the lamp is connected to an output of the switch. The switch monitoring line is connected between the output of the switch and an input of an MCU to transmit a switch on/off state to the MCU. The lamp on/off monitoring line is connected between the input of the MCU and the IPS device to transmit a power switching signal of IPS to the MCU. The switching device is mounted in a signal transmission line connected between the output of the MCU and the IPS device to be turned on by a control signal of the MCU at a certain time after the lamp has initially been turned on by the switch. | 02-13-2014 |
| 20140049160 | ACTUATION DEVICE FOR A LIGHTING DEVICE OF A MOTOR VEHICLE AND MOTOR VEHICLE - An actuation device ( | 02-20-2014 |
| 20140055030 | CONTROL NETWORK FOR LED-BASED LIGHTING SYSTEM IN A TRANSIT VEHICLE - A transit vehicle lighting system has a plurality of LED-based lighting fixtures for providing interior illumination. A control network comprises a plurality of slave nodes for controlling the LED-based lighting fixtures, and a master node for controlling the slave nodes. The master node may be connected to the slave nodes by a combined power/communication bus in a daisy chain fashion. The slave node may include a power regulator and a controller for providing a target current command to the power regulator, and may adjust the target current based upon temperature measurements or a recorded age of the LEDs. An optical sensor may provide automatic dimming. A reduced number of LEDs may be used in an emergency mode. The lighting fixture may include a ceiling panel fixture and a riser panel attachable by way of a hinge mechanism. | 02-27-2014 |
| 20140097748 | SYSTEM FOR DETECTING SURROUNDING CONDITIONS OF MOVING BODY - This system for detecting the surrounding: conditions of a moving body forcibly changes the state of at least one of a plurality of lighting devices (change from an unlit stats to a lighting state or a blinking state, change in the emission color, or change in the luminance) installed inside the moving body if an object to which attention must be paid during traveling of the moving body is detected in the surroundings of the moving body. | 04-10-2014 |
| 20140103802 | Driver circuit of light sources - The invention relates to a driver circuit for light sources, in particular LEDs, comprising a selection circuit, comprising at least one selection circuit element defined by an electric quantity having one of a plurality of pre-established electric quantity levels, and an electronic control unit (ECU), comprising a reference circuit, suitable for providing a reference electric quantity, and a regulation circuit of the driver current, suitable for establishing a driver current of the light sources on the basis of said reference electric quantity. | 04-17-2014 |
| 20140103803 | SWITCH IMAGE CONTROL SYSTEM AND METHOD - A switch image control system includes at least one first switch having a first image viewable when a backlighting is applied to the at least one first switch. The system also includes at least one second switch having a second image viewable when the backlighting is applied to the at least one second switch. The backlighting is independently applicable to either or both of the at least one first switch and the at least one second switch. | 04-17-2014 |
| 20140111086 | ELECTRONIC DEVICE AND METHOD FOR DRIVING THE LAMPS OF THE BLINKERS OF A VEHICLE - An electronic system for driving a lamp of a blinker of a vehicle may include a switch having a first input terminal configured to receive a battery voltage, a second input control terminal configured to receive a control signal for operating the switch, and an output terminal. The system may also include a change-over switch configured to connect, alternatively, the output terminal of the switch to the lamp and to a high impedance reference. The system may also include an electronic device connected to the switch and configured to detect a voltage drop between the first input terminal and the output terminal, and, based upon the voltage drop, generate the control signal to have a value to maintain the switch open for a time interval, and generate the control signal to have a second value to maintain the switch closed for another time interval. | 04-24-2014 |
| 20140132155 | DEVICE FOR CONTACTLESS CURRENT GENERATION, IN PARTICULAR BICYCLE DYNAMO, VEHICLE LIGHTING SYSTEM AND BICYCLE - A device for contactless current generation, in particular bicycle dynamo, on a rotatable counter element, in particular wheel rim, with at least one movably mounted rotor element ( | 05-15-2014 |
| 20140145611 | ON-BOARD LIGHTING DEVICE IN A MOTOR VEHICLE AND RELATED METHOD FOR CONTROLLING A LIGHT SOURCE - Disclosed is a lighting device (D′) on a motor vehicle, including: at least one light source (D | 05-29-2014 |
| 20140152178 | LIGHTING DEVICES - Lighting devices for a vehicle arc disclosed that can include a light emitting diode and control circuitry for the light emitting diode. Also disclosed are circuits for a light emitting diode. Additionally, a method of forming a lighting device is disclosed. The lighting device, circuits, and method can be used, for example, to illuminate the interior of a vehicle. | 06-05-2014 |
| 20140159576 | LIGHTING CIRCUIT, IN PARTICULAR WITH LED LIGHT SOURCES - A lighting circuit, in particular for a motor vehicle light, comprises at least one light source, particularly of the LED type, defined by a first voltage selection, a first selection circuit to identify said first voltage selection, at least one light source, particularly of the LED type, defined by a second voltage selection, and a second selection circuit to identify said second voltage selection. An electronic control unit configured to detect said first and second voltage selection of the light source, and to regulate the driving current absorbed by the light source defined by the lower voltage selection, so that said driving current follows with a constant ratio the trend of the driving current absorbed by the light source defined by the higher voltage selection, the latter being taken as reference. | 06-12-2014 |
| 20140184066 | Lighting Control System and Lamp - A lighting control system performs a lighting control on slave lamps under the control of a master lamp communicating with and connected to a management apparatus. The master lamp includes an adding unit that adds the slave lamps placed under the control of the other master lamp to the slave lamps under its own control, when the other master lamp fails. The master lamp includes a lighting control unit that performs the lighting control on the slave lamps, based on a command relating to the lighting control, which is received from the management apparatus. | 07-03-2014 |
| 20140184067 | VEHICLE LIGHTING CONTROL SYSTEM AND METHOD - A lighting control system for a wheel of a vehicle, the lighting control system including a brush configured to statically mount to a body of the vehicle; a hub for the wheel; and a plurality of arcuate contacts statically mounted to the hub, each of the plurality of contacts comprising an arc angle measure of less than 360 degrees, the plurality of contacts configured to rotate relative to the brush, each contact operable between: a connected mode wherein the contact is electrically connected to the brush during rotation relative to the brush and a disconnected mode wherein the contact is electrically disconnected from the brush during rotation relative to the brush. | 07-03-2014 |
| 20140203705 | DC-DC CONVERTER AND VEHICULAR LAMP - A DC-DC converter includes a plurality of converter portions, each of which includes a switching circuit portion and a control circuit portion, the switching circuit portion being configured to obtain an output voltage by stepping up or stepping down an input voltage with a switching converter circuit including a switch element, a wound element, and a rectifier element, and the control circuit portion being configured to control the output voltage by controlling the switch element of the switching circuit portion. The plurality of converter portions are arranged on a single circuit board such that the switching circuit portion of each of the converter portions is not adjacent to the control circuit portion of each of a rest of the converter portions. | 07-24-2014 |
| 20140239807 | Deceleration-Triggered LED Stop Lamp - A deceleration-triggered stop lamp installable into for vehicles includes a support frame to which is mounted: a plurality of LEDs; a deceleration sensor; microcontroller; an energy storage component; and power circuitry configured to detect when the vehicle brake pedal has been depressed and to divert power from the vehicles power system to charge the energy storage component. In the event the vehicle decelerates at a rate greater than a predefined threshold, the power circuitry is configured to illuminate the LEDs with power from the energy storage component. | 08-28-2014 |
| 20140246974 | TRAILER SIGNAL CONVERTER - A trailer signal converter includes a plurality of inputs, including a first towing vehicle turn light signal, a second towing vehicle turn light signal, and a trailer brake signal. The trailer brake signal may be a pulse-width modulated signal. The trailer signal converter selectively drives the turn and stop light signals on the trailer based on the input signals. In a three-wire system, the signal converter may be configured to receive a brake signal input and a brake light input and selectively drive the trailer stop light signa. | 09-04-2014 |
| 20140252948 | Elevator interior illumination - An elevator interior illumination assembly comprising a primary LED driver that provides conditioned DC power to primary and backup LEDs when AC power is available from a primary electric power source. The backup LEDs receive DC power from a backup electric power source when AC power is not available to the primary LED driver from the primary electric power source. | 09-11-2014 |
| 20140252949 | VEHICLE HAVING LAMP - A vehicle having a lamp includes a multi lamp disposed to radiate a first color light for backward movement or a second color light for a turn movement of a vehicle. A turn lamp is disposed near the multi lamp portion to selectively radiate a second color light for a turning movement. A controller controls the operation of the multi lamp and the turn lamp depending on a turn signal or a reverse signal. | 09-11-2014 |
| 20140252950 | SEMICONDUCTOR LIGHT SOURCE LIGHTING CIRCUIT AND VEHICULAR LAMP - A semiconductor light source lighting circuit includes a voltage step-down unit configured to generate a drive voltage lower than an input voltage by turning on or off a first switching element in a voltage step-down mode, a voltage step-up unit configured to generate the drive voltage higher than the input voltage by turning on or off a second switching element in a voltage step-up mode, and a controller. The controller includes a charge pump unit configured to repeat charging from the drive voltage to a second capacitor and discharging from the charged second capacitor to the first capacitor in the voltage step-up mode, and a switch drive unit configured to apply a voltage higher than the voltage at the other end of the first switching element to the control terminal of the first switching element by using a voltage of the charged first capacitor. | 09-11-2014 |
| 20140252951 | DIMMABLE LED READING LIGHT UNIT, ARRANGEMENT OF POWER SUPPLY AND DIMMABLE LED READING LIGHT UNIT, METHOD OF OPERATING A DIMMABLE LED READING LIGHT UNIT IN A POWER SUPPLY SYSTEM AND METHOD OF REPLACING A DIMMABLE LIGHT UNIT BY A DIMMABLE LED READING LIGHT UNIT - A dimmable LED reading light unit according to exemplary embodiments of the invention, in particular for a passenger transportation vehicle, such as an airplane, a ship, a bus, or a railcar, comprises an input connectable to a potentiometer being supplied with a constant supply voltage and outputting a direct voltage having a voltage intensity corresponding to a selected dimming rate; an electronic measuring and control unit connected to at least one LED and providing an operating current to the at least one LED. | 09-11-2014 |
| 20140252952 | DIMMABLE LED READING LIGHT UNIT, ARRANGEMENT OF POWER SUPPLY AND DIMMABLE LED READING LIGHT UNIT, METHOD OF OPERATING A DIMMABLE LED READING LIGHT UNIT IN A POWER SUPPLY SYSTEM, AND METHOD OF REPLACING A DIMMABLE LIGHT UNIT BY A DIMMABLE LED READING LIGHT UNIT - A dimmable LED reading light unit, in particular for a passenger transportation vehicle, such as an airplane, a bus or a ship, comprises an input which is connectable to a potentiometer that outputs a direct voltage having a voltage intensity corresponding to a selected potentiometer position; a load current source being configured to generate a predetermined load current; a current controller providing an operating current for operating at least one LED; and an electronic measuring and control unit; wherein the load current source and the current controller are connected to the input in parallel. | 09-11-2014 |
| 20140265837 | TRAILER WIRING OVER-CURRENT PROTECTION - An electrical power supply device for a trailer lighting system behind a truck is disclosed. The trailer lighting system including at least two FMVSS 108 compliant LED stop-tail-turn lamps. The electrical power supply device has an outer casing including a terminal to be electrically attached to and become part of the trailer lighting system. There are a plurality of electrically conductive wires within the casing. At least one of the wires is selected from one or more of the group consisting of low copper usage wire. The device has an over-current protection device along at least one which breaks current flow through the one wire below at an amperage threshold less than 25 amperes. | 09-18-2014 |
| 20140265838 | A VEHICLE CONTROL DEVICE COMPRISING A CODED RESISTOR AND A PASSIVE TEMPERATURE SENSOR - A control device for lights having at least one input wherein a coded resistor can be connected to the input, and having at least one input wherein a passive temperature sensor | 09-18-2014 |
| 20140265839 | VEHICLE LIGHTING OUTAGE DETECTION CIRCUIT - A vehicle lighting outage detection circuit is disclosed having a plurality of parallel branches connected at a common positive reference node. Each parallel branch comprises a branch resistor and a current controlled branch switching device connected in series. A constant current source is connected to the positive reference node and configured to deliver a substantially constant current to the positive reference node. The cathode of a zener diode is connected to the positive reference node. When current to a predetermined number of the branch resistors is interrupted due to the failure one or more LEDs connected to the control inputs of the branch switching devices, the voltage at the positive reference node increases beyond the breakdown voltage of the zener diode. In such a condition, excess current flow to the anode of the zener diode to supply an outage detection signal. | 09-18-2014 |
| 20140265840 | Current Control Module for a Vehicle - A current control module is used in a vehicle having a marker or tail lamp, a stop lamp, a left turn signal and a right turn signal. The current control module includes a circuit board and at least one wire coupled to the circuit board, the at least one wire corresponding to one of the marker or tail lamp, stop lamp, left turn signal or right turn signal. The current monitoring circuit includes a current sense resistor, a current sense amplifier, a voltage comparator, and a transistor coupled to the voltage comparator for turning off and preventing current from being delivered to the at least one wire corresponding to one of the marker or tail lamp, stop lamp, left turn signal or right turn signal. | 09-18-2014 |
| 20140265841 | AUTOMATIC LIGHTING SYSTEM AND METHOD FOR VEHICLE - An automatic lighting system and method for a vehicle are provided and the automatic lighting system includes a sun visor switch operated by a controller and configured to be turned on when a sun visor is lowered and turned off when the sun visor is raised. A mirror cover sensor detects an opened state or a closed state of a mirror cover while the sun visor is lowered, and the mirror cover covers a mirror attached to the sun visor. In addition, an interior lamp that includes at least one light-emitting diode (LED) is operated by the controller to be turned off when a vehicle runs and turned on when the vehicle stops while the mirror cover is opened. | 09-18-2014 |
| 20140265842 | Underwater Lighting System With Bather Detection Circuitry - The present disclosure relates to a lighting fixture for use in connection with a swimming pool or spa. The lighting fixture includes a light source, and a detection device for detecting the presence of a bather in a pool or a spa. A microprocessor is in electrical communication with the detection device and the light source. The microprocessor adjusts an output of the light source when a bather is detected in the pool or the spa. The microprocessor could adjust the color of the light emitted by the light source when a bather is detected. | 09-18-2014 |
| 20140265843 | SYSTEMS AND METHODS FOR REPLICATING VEHICULAR ILLUMINATION - Systems and methods for replicating vehicular illumination are disclosed. According to an aspect, a system includes a detector configured to sense light emitted by a host light of a host vehicle for detecting a lighting state of the host light. The system also includes a communications system configured to communicate the detected lighting state between the host light and the remote light. Further, the system includes a remote light being located on one of the host vehicle and an operator of the host vehicle and configured to replicate the lighting state of the host light. | 09-18-2014 |
| 20140306606 | STOP LAMP SYSTEM - A stop lamp system includes a control apparatus that controls a turn-on state of a stop lamp based on a turned-on/off state of a stop lamp switch in conjunction with an operation of a brake pedal, a turned-on/off state of a stop lamp turn-on request signal and a turned-on/off state of a stop lamp turn-off request signal. When the stop lamp turn-on request signal is in the turned-on state and the stop lamp turn-off request signal is in the turned-on state, the control apparatus gives priority to the turned-on state of the stop lamp turn-on request signal and turns on the stop lamp. | 10-16-2014 |
| 20140346951 | LED DEVICE WITH POWER REMOVAL DETECTION AND METHOD FOR USING THE SAME - An LED lamp is placed in service on an automotive vehicle to enhance nighttime visual ability or anywhere where increased lighting is needed. The LED lamp utilizes a multi-stage power and control design, where the LED drive current is managed by an LED constant current controller that is coupled to a microprocessor that commands the intensity value of an LED array. The microprocessor manages the light intensity of the LED array using well known pulse-width modulation control methods. The microprocessor measures the voltage of the DC power source and to detect when DC power is removed. Once this detection has occurred, the microprocessor signals the LED current controller to change the current operational mode being delivered to the LED array to the next available operational mode, or alternatively, to the next appropriate operational mode to be used as determined by software stored within the microprocessor. | 11-27-2014 |
| 20140354152 | LUMINOUS DEVICE FOR A VEHICLE - A luminous device for a vehicle includes a plurality of light-emitting diodes, a series resistor connecting the plurality of light-emitting diodes to a voltage source, and a control unit configured to control the light-emitting diodes by means of pulse widths modulation (PWM). | 12-04-2014 |
| 20140354153 | Lighting System - A lighting system mounted on any surface, such as on an article of clothing. The light system comprises at least one illuminating object. The illuminating object is connected to a power source and a processing unit. The processing unit is capable of analyzing the rhythm of music and commanding the illuminating object to flash based on the music. The lighting system can also communicate wirelessly with other electronic devices via Wi-Fi, Bluetooth, radio frequency, and voice command. The lighting effects of the lighting systems on different articles of clothing can be coordinated to form a special light show such as a light symphony. The lighting system can also be coupled with software application and flash based on the user command and the validity of the user command. The light system can also be installed in a vehicle and coupled with stereo component and other component to signify the road condition. | 12-04-2014 |
| 20140361686 | LIGHT COMPONENT COORDINATION - A light coordination system for coordinating the operation of multiple lights systems/devices in multiple public safety vehicles is provided. The system includes a detection component that detects at least one vehicle and/or at least one light device on the at least one vehicle, a mode component in communication with the detection component that changes an operating mode of the system based on information from the detection component, an analysis component in communication with the mode component and the detection component that generates a light coordination scheme based on information from the detection component and the mode component, and an implementation component that implements the light coordination scheme. | 12-11-2014 |
| 20140368113 | Twin Aisle Light Architecture - A lighting system includes a base unit and a first modular light. The first modular light includes a first light unit, and a first lighting technology module. The first light unit includes a first light element that emits light, and a first mechanical, electrical, and control signal physical light unit interface that is removably coupled to a first mating light unit interface on the base unit. The first lighting technology module is physically separate from the first light unit and includes a first light driver that drives the first light element, a first light engine that is coupled to the first light driver, and a first mechanical, electrical, and control signal physical light technology module interface that is removably coupled to a first mating light technology module interface on the base unit. | 12-18-2014 |
| 20140375205 | ARRANGEMENT HAVING AT LEAST ONE METAMERIC ILLUMINATING DEVICE, AND PASSENGER CABIN - The invention relates to an arrangement having at least one metameric illuminating device ( | 12-25-2014 |
| 20150008823 | APPARATUS AND METHOD FOR CONTROLLING TAILLIGHT OF VEHICLE, CAPABLE OF BRIGHTNESS CONTROL AND VISIBLE LIGHT WIRELESS COMMUNICATION - An apparatus and method for controlling the taillight of a vehicle are disclosed. The apparatus includes a visible light wireless communication data generation unit, a brightness control unit, a variable pulse position modulation (VPPM) signal generation unit, and a light source. The visible light wireless communication data generation unit generates information about the operation of a vehicle. The brightness control unit generates a brightness control value that is used to control the brightness of a light source installed at the tail of the vehicle. The variable pulse position modulation (VPPM) signal generation unit controls a pulse position and a pulse width within a unit pulse section of a pulse that controls the light source based on the information about the operation of the vehicle and the brightness control value. | 01-08-2015 |
| 20150015143 | LIGHT-EMITTING-DIODE-DRIVING DEVICE, LIGHTING APPARATUS FOR VEHICLE AND VEHICLE INCLUDING THE SAME - A light-emitting-diode-driving device includes a control circuit that is configured to perform constant current control with a DC-DC converter so that a value of a current detected by a current detection unit agrees with a prescribed reference current value to be supplied to a light source. The control circuit includes a reference-current-instruction unit, a threshold-voltage-setting unit, and a comparator circuit. The reference-current-instruction unit is configured to set the prescribed reference current value. The threshold-voltage-setting unit is configured to set a threshold voltage for determining a short circuit failure in the light source. The comparator circuit is configured to compare, with the threshold voltage, a value of a voltage that is detected by a voltage detection unit. The control circuit is configured to make the threshold-voltage-setting unit reduce the threshold voltage, when the reference-current-instruction unit reduces the prescribed reference current value. | 01-15-2015 |
| 20150035433 | VEHICLE ACCESSORY CONTROL ARRANGEMENT - An illustrative inventory of vehicle accessory control components includes a plurality of first circuit boards and a plurality of second circuit boards. The first circuit boards each have a substrate with a plurality of circuit elements supported on the substrate. The first circuit board substrates have an overall perimeter shape including an outer edge profile and a plurality of first deviations from the outer edge profile. The second circuit boards each have a substrate with a plurality of circuit elements supported on them. The second circuit board substrates have the overall perimeter shape including the same outer edge profile as the first circuit board substrates. The second circuit board substrates include a plurality of second deviations from the outer edge profile. At least one portion of the second deviations is different than the first deviations of the first circuit boards. | 02-05-2015 |
| 20150069906 | CIRCUIT ARRANGEMENT, LIGHTING UNIT FOR A VEHICLE AND METHOD FOR DRIVING SEMICONDUCTOR LIGHTING ELEMENTS - Various embodiments relate to a circuit arrangement, including a plurality of semiconductor lighting elements connected in series, a converter for driving the semiconductor lighting elements, and a control unit, with the aid of which the semiconductor lighting elements connected in series can at least partially be bridged by means of drivable electronic switches, wherein the converter can be switched between a first operating mode and a second operating mode with the aid of the control unit, and wherein the converter can be operated as a step-up converter in the first operating mode and the converter can be operated as a step-down converter in the second operating mode. | 03-12-2015 |
| 20150084504 | CONNECTOR DEVICE FOR PROVIDING ACCESS TO ELECTRICAL POWER - The embodiments may include a connector device configured to be coupled to a cord-end connector of a connection cord of a first vehicle designed to be connected to a second vehicle capable of towing the first vehicle. The connector device is configured to provide access to a power source included within the first vehicle. In some examples, the connector device is configured to receive electrical power from the power source and re-route the electrical power back to the first vehicle for activating one or more components on the first vehicle. In some examples, the connector device may be configured to be coupled to at least one external device. The connector device may be configured to power or charge the at least one external device based on the provided access. | 03-26-2015 |
| 20150084505 | CONTROL SYSTEM AND METHOD FOR AUTO-LIGHT - A control system and method for an automated lighting feature of a vehicle is provided. In particular, a controller receives position data; determines whether the vehicle is within or is entering a particular tunnel from the position data; senses by a sensor, a sensed illumination level of a particular section in the tunnel; receives data related to a reference tunnel illumination level of the particular section in the tunnel; compares the sensed illumination level with the reference tunnel illumination level; and changes a reference light illumination level for turning on/off a light when the difference between the sensed illumination level and the reference tunnel illumination level is a particular value or more. | 03-26-2015 |
| 20150091438 | EMERGENCY LIGHTING SYSTEM FOR AN AIRCRAFT AND AIRCRAFT COMPRISING SUCH EMERGENCY LIGHTING SYSTEM - An emergency lighting system for an aircraft includes an emergency light control unit, having an external power input and at least one external control input for receiving external control commands from at least one of a cockpit crew, a cabin crew, a board computer and an autopilot, and a plurality of autonomous emergency light units, each of the plurality of autonomous emergency light units comprising at least one LED and a rechargeable capacitor. The emergency light control unit is configured to process the external control commands and to communicate emergency light control commands to the plurality of autonomous emergency light units as a response to the external control commands. | 04-02-2015 |
| 20150097483 | VEHICLE SUN VISOR WITH ILLUMINATION POWERED BY KINETIC MOTION - A vehicle sun visor system and method for powering the vehicle sun visor are provided herein, and include a generator configured to produce a first current via kinetic motion. A converter is electrically coupled to the generator and configured to convert the first current into a second current. An energy storing device is electrically coupled to the converter and configured to store an electrical charge. An illumination source is electrically coupled to the energy storing device and configured to operate between an ON and an OFF state, wherein during the ON state, the electrical charge stored in the energy storing device is discharged to supply electrical power to the illumination source. | 04-09-2015 |
| 20150102723 | DEVICE FOR CONTROLLING A PLURALITY OF SETS OF LEDS, ESPECIALLY FOR AN AUTOMOTIVE VEHICLE - A control device for controlling a plurality of sets of LEDs, especially for an automotive vehicle, the plurality of sets of LEDs comprising at least a first set that is associated with at least a first lighting and/or signaling function and a second set that is associated with at least a second and third function. The control device comprises
| 04-16-2015 |
| 20150115795 | DEVICE FOR DRIVING A PLURALITY OF LIGHT BLOCKS OF A MOTOR VEHICLE - A driver device (P) for a plurality of light blocks (LED_DRL/PL, LED_TI) of a motor vehicle comprising at least two inputs (P | 04-30-2015 |
| 20150137679 | LED SIGNAL LAMP - A light emitting diode (LED) signal lamp includes a lamp housing having at least one light opening, a power connection mounted on the lamp housing for connection to a power cable, a plurality of LEDs mounted within the lamp housing to shine through the at least one light opening when powered, and a control circuit for supplying electrical power to the plurality of LEDs via the power connection. The control circuit is configured to permit the LED signal lamp to safely, reliably and effectively interact with wayside control systems designed for incandescent signal lamps. | 05-21-2015 |
| 20150145409 | AUTOMOTIVE LED BLEED RESISTOR CIRCUIT AND BODY CONTROL MODULE INTERRUPT WAKEUP CIRCUIT - A motor vehicle includes a processor having an interrupt input. A battery includes a positive terminal. A switch interconnects the positive terminal of the battery and the interrupt input of the processor. A first resistor interconnects the positive terminal of the battery and the interrupt input of the processor. A light emitting diode includes an input and an output. A second resistor interconnects the input of the light emitting diode and the interrupt input of the processor. A third resistor is connected in parallel with a series combination of the second resistor and the light emitting diode. | 05-28-2015 |
| 20150145410 | METHOD FOR CONTROLLING AN INTERIOR LIGHTING SYSTEM IN A VEHICLE AND INTERIOR LIGHTING SYSTEM - In a method of controlling an interior lighting ( | 05-28-2015 |
| 20150291088 | POWER SUPPLY DEVICE AND ILLUMINATION DEVICE FOR VEHICLE USING SAME - A power supply device includes a DC power supply circuit configured to output DC power, and a ground-fault determining circuit configured to determine presence or absence of a ground fault at a post-stage of the DC power supply circuit. The ground-fault determining circuit includes a capacitor having an end that is connected with ground, and a diode including an anode and a cathode. The anode is connected with another end of the capacitor, and the cathode is connected with an output end on a high voltage side of the DC power supply circuit. The ground-fault determining circuit further includes a constant voltage source configured to charge the capacitor with a prescribed charging voltage, and a comparator as a determining portion configured to determine presence of the ground fault when a voltage across the capacitor falls below a prescribed determination reference voltage lower than the prescribed charging voltage. | 10-15-2015 |
| 20150298605 | VEHICLE READING LAMP WITH LOW INTENSITY LIGHT SETTING - A vehicle reading lamp is provided and includes an outer lens and a light source for illuminating an outer lens. A controller is included for prompting the light source to generate a low intensity light to assist a vehicle occupant in visually locating the reading lamp in dark conditions, wherein when the occupant desires task lighting and subsequently activates the light source, the controller prompts the light source to switch from the low intensity light to a high intensity light. | 10-22-2015 |
| 20150298607 | VEHICLE LIGHTING APPARATUS WITH MULTIZONE PROXIMITY CONTROL - A vehicle lighting system is disclosed. The lighting system comprises a group of light sources having a plurality of portions. Each of the portions has a proximity sensor configured to communicate a signal to control a portion of the plurality of portions. A controller is in communication with the light sources and the proximity sensors. The controller is operable to selectively activate a first portion of the grouping of light sources in response to a first proximity detection, and activate the plurality of portions in response to a second proximity detection. | 10-22-2015 |
| 20150321603 | Systems and Methods for In-vehicle Network Controlled Media-Synchronized Light Show - In one embodiment, the in-vehicle network controller sends instructions, via a communication signal, to the lighting network wherein the lighting network is synchronized with a media source by using a communication protocol which controls features of the lighting network such as timing, fading, color, intensity, and enable/disable. | 11-12-2015 |
| 20150334806 | LAMP CONTROL DEVICE OF CONSTRUCTION MACHINE AND LAMP CONTROL METHOD THEREFOR - The present invention relates to a lamp control device of a construction machine and a lamp control method therefor, wherein the control of a plurality of lamps (for example: a working lamp, a deck lamp, a cabin lamp and a rear lamp) which are provided in a construction machine can be carried out by a first key input means which is a single typical switch button and a second key input means which is provided with a plurality of sub-setting keys such that unnecessary switches are removed from the inside of a cabin, thereby providing a more convenient and simplified equipment operation environment for workers. | 11-19-2015 |
| 20150343945 | PRINTED LED RYLENE DYE WELCOME/FAREWELL LIGHTING - An illumination apparatus for a vehicle is disclosed. The apparatus comprises a lighting device disposed on the vehicle. At least one detection sensor is configured to detect a proximity of an occupant and a controller is configured to identify an approach and a departure of the occupant. The controller is configured to control the lighting device to output a first emission of light in response to the approach and a second emission in response to the departure. | 12-03-2015 |
| 20150353000 | MOTOR VEHICLE COMPRISING A PLURALITY OF LIGHTS TO ILLUMINATE THE AREA SURROUNDING THE VEHICLE TO THE SIDE OR REAR - A motor vehicle includes a plurality of lights serving to illuminate the area surrounding the vehicle to the side or rear, wherein one or more sensors are provided to detect the position of a person relative to the vehicle. The lights, of which several are installed in the region of a vehicle side or the vehicle rear and illuminate the different surrounding area regions, can be activated separately depending on the detected position. | 12-10-2015 |
| 20150353004 | LIGHTING APPARATUS COMPRISING A CONTROL DEVICE AND AIRCRAFT COMPRISING THE LIGHTING APPARATUS - The object of the present invention consists in proposing a lighting apparatus for an AC voltage supply which is characterized by a homogeneous light emission. | 12-10-2015 |
| 20150353006 | PREDICTIVE COCKPIT LIGHTING AND PERFORMANCE MODE VIA TOUCH - An in-vehicle system for controlling electrical systems of a vehicle includes a sensor that detects a presence or an absence of a left hand of a driver on a steering wheel of the vehicle and a sensor that detects a presence or an absence of a right hand of the driver on the steering wheel of the vehicle. Using data from the sensors, a controller may select, based on a prediction, one or more interactive control elements with which the driver will interact, wherein the selection is based on either a detected absence of the driver left hand on the steering wheel or a detected absence of the driver right hand on the steering wheel, and a controller increases a brightness of lighting elements associated with the selected interactive control elements. | 12-10-2015 |
| 20150367774 | TRAILER SIGNAL CONVERTER - A trailer signal converter includes a plurality of inputs, including a first towing vehicle turn light signal, a second towing vehicle turn light signal, and a trailer brake signal. The trailer brake signal may be a pulse-width modulated signal. The trailer signal converter selectively drives the turn and stop light signals on the trailer based on the input signals. In a three-wire system, the signal converter may be configured to receive a brake signal input and a brake light input and selectively drive the trailer stop light signal. | 12-24-2015 |
| 20150367777 | LED DRIVER FOR VEHICLE DISPLAY ILLUMINATION - A vehicle display illumination system includes a controller controlling a constant current source. The constant current source receives a variable voltage input and outputs multiple constant current channels to one or more light sources for the vehicle display. The controller is further operable to alter a color or brightness of the light sources in response to a change in status of another vehicle system, thereby providing an indication to the user of the change in status. | 12-24-2015 |
| 20150382412 | DRIVER DEVICE FOR LIGHT SOURCES - A driver device of a plurality of light sources, in particular LEDs, includes a multi-channel current control module ( | 12-31-2015 |
| 20160001699 | System for controlling the electrical power supply of a plurality of light sources using a multiphase converter - A device and a method for controlling the electrical power supply of a plurality of light sources, preferably of light-emitting diodes, or LEDs. The plurality of light sources is divided into at least two groups of light sources. The invention is noteworthy in that it allows the use of a multiphase step-up voltage converter for all the groups of light sources, whereas the measurements of the input currents for each of the phases of the converter give a reliable indication of the level of power required by one of the groups being powered. | 01-07-2016 |
| 20160010838 | LIGHTING SYSTEM | 01-14-2016 |
| 20160014856 | SYSTEM FOR CONTROLLING THE SUPPLY OF POWER TO AND FOR THERMAL MANAGEMENT OF LIGHT SOURCES | 01-14-2016 |
| 20160016514 | ELECTRICAL POWER SUPPLY SYSTEM FOR AN ELECTRICAL UNIT OF A MOTOR VEHICLE - An electrical supply system for at least one electrical unit of a vehicle, in particular for a lighting unit of a vehicle, the system comprising:
| 01-21-2016 |
| 20160023588 | Removable Signaling Apparatus, System, and Method - A wireless, removable vehicle signaling control and illumination apparatus which may be for use on vehicles. The system may utilize a miniature digital radio transceiver inside a lamp housing to provide wireless control of the lamp. The signaling system may provide a signaling solution for a user which does not require alteration or modification of the vehicle. Such a system may improve conspicuity, safety, and illumination capabilities of the vehicle. | 01-28-2016 |
| 20160023589 | SYSTEM AND METHOD FOR CONTROLLING A LIGHTING AND/OR SIGNALING DEVICE - An illumination system for motor vehicles, which contains both parking/daytime running lights of one color and turn signal lights of another color. The invention detects whether parking lights are being displayed and, if so, flashes a parking light alternately with its adjacent turn signal light, rather than constantly illuminating the parking light while flashing the adjacent turn signal light. | 01-28-2016 |
| 20160039335 | VEHICLE LIGHTING CONTROL SYSTEM AND METHOD - A lighting control system for a wheel of a vehicle, the lighting control system including a brush configured to statically mount to a body of the vehicle; a hub for the wheel; and a plurality of arcuate contacts statically mounted to the hub, each of the plurality of contacts comprising an arc angle measure of less than 360 degrees, the plurality of contacts configured to rotate relative to the brush, each contact operable between: a connected mode wherein the contact is electrically connected to the brush during rotation relative to the brush and a disconnected mode wherein the contact is electrically disconnected from the brush during rotation relative to the brush. | 02-11-2016 |
| 20160066372 | Apparatus And Method For LED Running Light Control And Status - A light emitting diode (LED) running light comprises a current sink and a plurality of series coupled LED block cells; each of the plurality of LED block cells comprising a LED and a bypass circuit to the current sink, wherein each series coupled LED sequentially turns on (lights) when a voltage source increases by additive voltage increments of at least the turn-on voltage of each LED in the series coupled string until all LEDs are on (lit). The current sink maintains a desired current value through the LEDs and may also be used to provide waveforms for diagnostic and timing purposes | 03-03-2016 |
| 20160075275 | SYSTEM AND METHOD FOR REMOTE ACTIVATION OF VEHICLE LIGHTING - A lighting system for a vehicle is disclosed. The system comprises a controller in communication with at least one light source and an occupancy sensor. The controller is configured to control an activation emission output from the light source configured to charge a persistent luminescent portion. The controller is further configured to detect an occupancy of the vehicle and charge the luminescent portion by periodically outputting the activation emission. The controller determines the periodicity of the output based on the occupancy. | 03-17-2016 |
| 20160081171 | LIGHTING CIRCUIT AND VEHICLE LAMP HAVING THE SAME - A lighting circuit for a light source includes a drive circuit and an overcurrent protection circuit. The drive circuit supplies power to the light source. The overcurrent protection circuit is inserted between the drive circuit and the light source. The overcurrent protection circuit restricts a lamp current flowing into the light source so that the lamp current does not exceed an overcurrent threshold value. The overcurrent protection circuit includes a transistor, an inductor, a rectifier, a current sensor and an overcurrent protection controller. The current sensor generates a current detection signal according to the lamp current. The overcurrent protection controller controls ON/OFF of the transistor based on the current detection signal and the overcurrent threshold value. The transistor, the inductor and the rectifier are disposed in a T-shape. | 03-17-2016 |
| 20160099711 | SEMICONDUCTOR DEVICE, AND ON-VEHICLE ELECTRONIC DEVICE AND AUTOMOBILE EACH INCLUDING SEMICONDUCTOR DEVICE - A load driving device | 04-07-2016 |
| 20160101725 | SYSTEM FOR ADJUSTING BRIGHTNESS OF VEHICLE LIGHTING, VEHICLE HAVING THE SAME, AND CONTROL METHOD THEREOF - A vehicle having a light in an exterior and a cluster and a center fascia in an interior includes a first lighting unit provided in the cluster, a second lighting unit provided in the center fascia, a recognizer configured to recognize ON and OFF operations of the light, a detector configured to detect illuminance, and a controller configured to adjust luminance of the first and second lighting units based on operation information of the light and the illuminance. A structure of the lighting unit within the center fascia may be simplified by adjusting brightness of the lighting unit within the center fascia in the controller configured to control the lighting unit of the cluster and therefore manufacturing cost may be reduced. | 04-14-2016 |
| 20160119989 | Method for Controlling A Motor Vehicle Lighting Device That Uses LEDs - A method for controlling a motor-vehicle lighting device is provided that uses LEDs supplied with PWM signals temporally spaced apart from one another by a first time phase t | 04-28-2016 |
| 20160128168 | NETWORK LIGHT DEVICE FOR A TRANSPORT UNIT - Wirelessly networked network light device(s) and method for operating and/or controlling the network light device(s). The network light device can be connected to a network, and be controlled by a controller connected to one or more sensors. The operation of the network light device, such as a color of the light emitted, etc., can be controlled by the controller based on conditions detected by the one or more sensors. | 05-05-2016 |
| 20160129829 | APPARATUS AND METHOD FOR DETECTING DISCONNNECTION OF LAMPS - An apparatus and method for detecting a disconnection of lamps are provided. The apparatus includes a power supply that is configured to supply power to a vehicle and a controller. The controller receives operation power for at least one lamp mounted within the vehicle and supplies the operation power to the at least one lamp. In addition, the controller measures an inrush current value generated from the at least one lamp for a plurality of time intervals and detects the disconnection of the at least one lamp based on the inrush current value. | 05-12-2016 |
| 20160129832 | METHODS AND SYSTEM FOR VEHICLE SETTING CONTROL - An input to increase or decrease a system setting in a vehicle interior is received, and the setting is adjusted. In one example, an in-vehicle ambient light color is controlled during the adjusting so an ambient light changes from a primary color setting to a first feedback color during setting increase and to a second feedback color during setting decrease; and the ambient light color is returned to the primary color setting at a time after completing the adjusting. In another example, the ambient light color is controlled during the adjusting so the ambient light transitions from a then-current color setting towards a first feedback color during setting increase and towards a second feedback color during setting decrease; and upon reaching an increased or decreased setting value, the ambient light remains at a new then-current color until another setting input is received or until the ambient light is turned off. | 05-12-2016 |
| 20160129833 | MESH LIGHTING SYSTEM FOR EMERGENCY VEHICLES - A mesh lighting system for emergency vehicles and method for retrofitting a vehicle with emergency lights is disclosed. The system comprises a plurality of independent signalling light sources each supplied by a dedicated source of energy, a control module, and a low powered wireless network connecting said control module with the plurality of light sources. The plurality of independent signalling light sources emit at least one light flash in response to a control signal received from the control module. | 05-12-2016 |
| 20160146441 | MARKER LAMP - According to the present disclosure, a first optical system includes a first light source and emits a first illumination light. A second optical system includes a second light source and emits a second illumination light. A controller controls turning-on/off of the first light source and the second light source. The first optical system and the second optical system are configured such that a first illumination standard is satisfied by the first illumination light and the second illumination light. The first optical system is configured such that a second illumination standard is satisfied by the first illumination light. The controller allows the turning-on of the first light source when the turning-on of the second light source is disabled, and prohibits the turning-on of the second light source when the turning-on of the first light source is disabled. | 05-26-2016 |
| 20160152177 | METHOD AND APPARATUS FOR SELECTIVE BLANKING OF A LICENSE PLATE USING MULTIPLE LIGHT SENSORS | 06-02-2016 |
| 20160152178 | SELF-ADJUSTING LIGHTING BASED ON VIEWING LOCATION | 06-02-2016 |
| 20160157323 | Method for Operating an Organic Light-Emitting Component and Lighting Device for Implementing the Method | 06-02-2016 |
| 20160159274 | VEHICLE WHEEL ASSEMBLY ILLUMINATION LAMP - A vehicle wheel illumination assembly is provided. The assembly includes a light source located on the body of a vehicle near the wheel well and oriented to direct light onto a wheel assembly having a tire. A tire pressure indicator detects tire pressure of the tire. The light source illuminates the wheel assembly with a desired color to indicate a tire pressure status based on the detected tire pressure. A sensor senses a person near the wheel assembly and a controller activates the light source to illuminate the wheel assembly based on the sensed person to enable servicing of the tire. | 06-09-2016 |
| 20160159276 | AMBIENT LIGHTING SYSTEM TO MITIGATE THE IMPACT OF TRAVEL ACROSS TIME ZONES - A system and method for a customized ambient lighting environment for individuals in vehicles travelling rapidly across multiple time zones, that can be automated and/or based on user input and which allows each user to be exposed to light in accordance to selected preferences and circumstances, in order to begin acclimating the user to a new time zone, or avoid acclimating to a new time zone, and/or otherwise mitigate circadian desynchrony. | 06-09-2016 |
| 20160159421 | BICYCLE LIGHTING SYSTEMS AND METHODS - Systems and methods for providing adequate lighting and sighting for a bicycle are disclosed. A lighting system that includes an illumination ring configured to be coupled to a wheel is also disclosed. The illumination ring is configured to simultaneously project light forward and to the side of a front wheel and to project light rearward of and to the side of a rear wheel. The illumination ring may be mounted to or integrated with the bicycle wheel. Methods of controlling light sources on the illumination ring are also disclosed. The lighting system can include an inductor module | 06-09-2016 |
| 20160174335 | VEHICLE LIGHTING CONTROL SYSTEM USING WEARABLE GLASSES AND METHOD FOR THE SAME | 06-16-2016 |
| 20160185288 | CONTROL NETWORK FOR LED-BASED LIGHTING SYSTEM IN A TRANSIT VEHICLE - A transit vehicle lighting system has a plurality of LED-based lighting fixtures for providing interior illumination. A control network comprises a plurality of slave nodes for controlling the LED-based lighting fixtures, and a master node for controlling the slave nodes. The master node may be connected to the slave nodes by a combined power/communication bus in a daisy chain fashion. The slave node may include a power regulator and a controller for providing a target current command to the power regulator, and may adjust the target current based upon temperature measurements or a recorded age of the LEDs. An optical sensor may provide automatic dimming. A reduced number of LEDs may be used in an emergency mode. The lighting fixture may include a ceiling panel fixture and a riser panel attachable by way of a hinge mechanism. | 06-30-2016 |
| 20160200245 | INTEGRATED MAGNETIC FIELD SENSOR AND METHOD OF POWERING ON AND OFF A LOAD | 07-14-2016 |
| 20160205735 | AC Driven LED Light With Digital Control Of Color And Intensity | 07-14-2016 |
| 20160375823 | VEHICLE INTERIOR ILLUMINATION SYSTEM - A method and a device for illuminating an interior space is described and includes a controller including a microcontroller connected to a power control circuit and a signal reading circuit, wherein the power control circuit electrically connects to the signal reading circuit at a node. A lighting device including a light bulb and a user switch connects to the node of the controller via a single electric cable. The microcontroller controls the signal reading circuit to monitor a signal input from the user switch, and includes a control routine executable to control electric power to the lighting device in response to a user request, a user command, and a system request. | 12-29-2016 |
| 20160376028 | ROTORCRAFT WINCH LIGHTING DEVICE AND METHOD OF OPERATING A ROTORCRAFT WINCH LIGHTING DEVICE - A rotorcraft winch lighting device, which is attachable to a rotorcraft winch, mounted to a rotorcraft such as a helicopter, the rotorcraft winch including a stationary portion and a mobile portion which is movable with respect to the stationary portion, includes: a stationary unit including a stationary coil and a mobile unit. The mobile unit is movable with respect to the stationary unit and includes at least one light source, at least one electrical storage device, and at least one mobile coil, which is electrically connected to the electrical storage device and/or the at least one light source. The stationary coil and the mobile coil are configured for transferring electrical energy from the stationary unit to the mobile unit when the at least one mobile coil is positioned in an energy transfer position in the vicinity of the at least one stationary coil. | 12-29-2016 |
| 20180022267 | CIRCUIT FOR OPERATING A PLURALITY OF LIGHTING DEVICES OF A MOTOR VEHICLE | 01-25-2018 |
| 20180027634 | VEHICLE LIGHTING SYSTEM, AND METHODS OF USE AND MANUFACTURE THEREOF | 01-25-2018 |
| 20190143880 | Method, Working Illumination, and Machine for Adjusting the Light of Illuminants | 05-16-2019 |
| 20190143882 | Work Lighting for a Machine, and Machine Having the Work Lighting | 05-16-2019 |
| 20190143887 | LIGHTING CONTROL APPARATUS FOR VEHICULAR LAMP, VEHICULAR LAMP SYSTEM | 05-16-2019 |
| 20190150237 | CIRCUIT ASSEMBLY AND METHOD FOR SIMULATING A LOAD CURRENT FROM AN ON-BOARD ELECTRICAL SYSTEM | 05-16-2019 |
| 20190150243 | Method and Light System for Protection from Dazzling Light and Machine Having the Light System | 05-16-2019 |
