28th week of 2012 patent applcation highlights part 26 |
Patent application number | Title | Published |
20120176778 | Modular Lighting System - A light collecting module includes a tapered light baffle. An optical fiber is coupled to a shortened base of the tapered light baffle, and a window is coupled to a lengthened base of the tapered light baffle. The optical fiber receives light flowing through the window, wherein the light can be sunlight. The optical fiber can provide the light to a light emitting fixture. | 2012-07-12 |
20120176779 | LUMINOUS PRODUCT STRUCTURE - This invention is a luminous product structure, in particular one that takes advantage of the special design of a product's dazzling body to create a dazzling effect, making the product more attractive; it includes a casing and a luminous unit; the casing has a dazzling casing which has a series of multiangular diamond-cut dazzling bodies joined to surrounding raised strips; the luminous unit comprises of a circuit board and a luminous unit and can be fitted into inside of the casing, the aforementioned design allowing the luminous unit to glitter and, in conjunction with the multi-face light refraction special feature, effectively increasing the novelty and added-value of the product. | 2012-07-12 |
20120176780 | Multimode Flashlight Having Light Emitting Diodes - A flashlight with light emitting diode (LED) sources that produce at least two different colors and at least two other activatable components. The colored LEDs and activatable components cycle on and off using two or three separate switches. One switch cycles preferably white LEDs on and off. Another switch preferably cycles between a non-white LEDs and two other activatable components and combinations thereof. The activatable components include strobes, sirens, GPS tracking, emergency calling, radio, weather notification, laser light, and light not visible to humans. A third switch disposed on the exterior surface(s) of the body that is operable to asynchronously cycle through the functions of the white light source, wherein the functions include blinking, strobe, pre-programmed varying visible intensity, and Morse code messages. | 2012-07-12 |
20120176781 | LIGHTING DEVICE - The invention relates to a lighting system ( | 2012-07-12 |
20120176782 | Illumination Apparatus - An illumination apparatus that includes a housing assembly made up of a housing, seat and top with optional attachment. A light source, power source, switch and controller are further included with the assembly. A light-altering device is also included in or proximate to the housing. The light source emits light through a light-altering surface. An optional motor is included to move the light alternating surface or light source, such as about a central axis. The switch and controller connected are programmable to control and vary the light source and motor among preselected and selectable patterns. | 2012-07-12 |
20120176783 | LIGHTING DEVICE - A lighting device | 2012-07-12 |
20120176784 | LUMINOUS RETROFITTING DOOR - A luminous retrofitting door for use in a troffer-style fixture is provided. A door having a frame operative to be mounted in a troffer is provided. The door may retain one or more optical components including, for example, a LED module, a light guide array, a diffuser, and a reflector, that combine to emit light in a uniform manner from the troffer. | 2012-07-12 |
20120176785 | STRUCTURE IMPROVEMENT OF LED LAMP - The invention provides a LED lamp comprising a circuit board and a tube body. The circuit board has a plurality of LED chips and a first heat dissipation body connecting to each LED chip on one surface thereof. Also, the circuit board provides a through hole thereon and has a heat conductor inserting the through hole for connecting the first heat dissipation body to a second heat dissipation body on the other surface. The tube body has a hollow casing for seal packing the circuit board. The LED lamp of the invention has a heat dissipation body with large surface area and seal packing the circuit board in the tube body made of high heat conducting plastics so that it may have effect of heat dissipation and prevent from moisture and dust. | 2012-07-12 |
20120176786 | Shaped Reflectors for Enhanced Optical Diffusion in Backlight Assemblies - An assembly for diffusing a plurality of light sources. A diffusing device is placed adjacent to the plurality of light sources and preferably contains a plurality of shaped reflectors placed on the diffusing device where a shaped reflector is positioned adjacent to each light source. The shaped reflectors are placed in a one-to-one relationship with the light sources, which can be LED or fluorescent or any other type of light source. The reflectors may be single-tone, multi-tone, or gradient-tone and generally have a higher amount of reflectivity near the central axis of the light source and a lower reflectivity away from the central axis of the light source. The shaped reflectors may be used in both direct-lit and edge-lit orientations. | 2012-07-12 |
20120176787 | METHOD OF MAKING HIGH COLOR RENDERING (CRI) LED LIGHTS AND HIGH COLOR RENDERING INDEX LED LIGHTS - A high color rendering index light and method of forming the same wherein the light is formed from at least two light emitting diodes each having color temperatures which are close enough to one another to be visually the same and which are connected in series and wherein each of which has a different color rendering index and wherein at least one of the at least two light emitting diodes has a high Color Rendering Index Value of at least Ra 80. | 2012-07-12 |
20120176788 | LIGHTING DEVICE AND LIGHTING METHOD - A lighting device comprising first and second groups of solid state light emitters, which emit light having peak wavelength in ranges of 430 to 480 nm, and first and second groups of lumiphors which emit light having dominant wavelength in the range of 555 to 585 nm. In some embodiments, if current is supplied to a power line, a combination of (1) light exiting the lighting device emitted by the first group of emitters, and (2) light exiting the lighting device emitted by the first group of lumiphors would have a correlated color temperature which differs by at least 50 K from a correlated color temperature which would be emitted by a combination of (3) light exiting the lighting device which was emitted by the second group of emitters, and (4) light exiting the lighting device which was emitted by the second group of lumiphors. | 2012-07-12 |
20120176789 | LIGHT OUTPUT STICKER - A light output sticker ( | 2012-07-12 |
20120176790 | LED Light Fixture - An LED floodlight fixture includes a housing, an LED heat sink secured to the housing and an LED arrangement mounted on the heat sink in non-water/air-tight condition with respect to the housing. The heat sink including (i) a base having an LED-adjacent surface and an opposite surface and (ii) a heat-dissipating section having heat-dissipating surfaces extending from the opposite surface. The LED arrangement is mounted to the LED-adjacent surface in non-water/air-tight condition with respect to the housing. The housing preferably forms at least one venting gap to provide cool-air ingress to and along the heat-dissipating surfaces by upward flow of heated air therefrom. The base of the heat sink has one or more venting apertures to provide cool-air ingress to and along the heat-dissipating surfaces by upward flow of heated air therefrom. | 2012-07-12 |
20120176791 | LED Device for Wide Beam Generation - An apparatus and method is characterized by providing an optical transfer function between a predetermined illuminated surface pattern, such as a street light pattern, and a predetermined energy distribution pattern of a light source, such as that from an LED. A lens is formed having a shape defined by the optical transfer function. The optical transfer function is derived by generating an energy distribution pattern using the predetermined energy distribution pattern of the light source. Then the projection of the energy distribution pattern onto the illuminated surface is generated. The projection is then compared to the predetermined illuminated surface pattern to determine if it acceptably matches. The process continues reiteratively until an acceptable match is achieved. Alternatively, the lens shape is numerically or analytically determined by a functional relationship between the shape and the predetermined illuminated surface pattern and predetermined energy distribution pattern of a light source as inputs. | 2012-07-12 |
20120176792 | LED Luminaire Tertiary Optic System - A lens system for LED based light fixtures having a substantially coplanar array of LED's with a requirement for a wide angle of illumination. And in particular, light fixtures comprising LED lights used in low bay applications. | 2012-07-12 |
20120176793 | LIGHT FIXTURE AND ASSOCIATED LED BOARD AND MONOLITHIC OPTIC - An embodiment of the invention is directed to a light fixture useful for area lighting. The light fixture includes a housing having a base and a top, and a light emitting diode (LED) light emission module disposed within the housing. The light emission module includes a centrally disposed aperture that receives a centrally disposed power lead for powering the light emission module. | 2012-07-12 |
20120176794 | ILLUMINATING DEVICE - There is provided an illuminating device. The illuminating device includes a light source unit including a substrate and one or more light emitting devices mounted on the substrate, and a heat radiating unit including a sealed inner space into which a working fluid is injected, the working fluid being evaporated and condensed within the inner space due to heat of the light source unit, and emitting the heat of the light source unit to the outside through repeated phase changes according to evaporation and condensation of the working fluid. | 2012-07-12 |
20120176795 | LED-BASED LUMINAIRE - An LED-based luminaire includes a driver configured to convert line voltage into a desired power configuration. Elongate fasteners attach one or more LED-based lighting modules to a mount member and also to energized poles of the power driver. The fasteners communicate electrical energy from the power driver to the lighting module. In one embodiment, the mount member functions as a heat sink, and it includes a bumpy surface coating having a texture with sufficient feature heights to enhance heat transfer between the heat sink and the surrounding environment. | 2012-07-12 |
20120176796 | Cooling Member for Semiconductor Light Emitting Elements - A cooling member ( | 2012-07-12 |
20120176797 | LED Luminaire Thermal Management System - A thermal management and heat transfer system for light fixtures. And in particular, light fixtures comprising LED lights requiring lower temperatures than those required by incandescent of neon based light fixtures. The heat transfer includes taking advantage of the thermal updrafts caused by free convection of waste heat to cool the fixture. | 2012-07-12 |
20120176798 | LAMP UNIT - In various embodiments, a lamp unit including a lamp which is inserted into a reflector and which has a base with a reference ring including at least one referencing surface which cooperatively interacts with a corresponding referencing element of a holder of the reflector, configured such that the lamp is separably connected to the holder through a bayonet coupling. | 2012-07-12 |
20120176799 | LIGHTING DEVICE - A lighting device providing an easy installation in a roof or a wall, having a small number of pieces is disclosed. The lighting device comprises at least a holding body ( | 2012-07-12 |
20120176800 | LIGHT GUIDING BODY AND LIGHT EMITTING DEVICE - A light guiding body of this invention comprises a light incident surface arranged on one end side of a light guide member, a light reflecting surface arranged on another end side of the light guide member opposite to the light incident surface across the light guide member, and a light emitting surface, arranged on a side surface of the light guide member between the light incident surface and the light reflecting surface, through which light input from the light incident surface into the light guide member passes to outside, in which the light guide member is formed as a solid body and at least a part of the light guide member is made from light scattering guide material which contains light scattering particles. | 2012-07-12 |
20120176801 | FLASH LENS AND FLASH MODULE EMPLOYING THE SAME - A flash lens and a flash module. The flash lens includes a circular first incidence surface on which light emitted from a light source in a center direction is incident; a second incidence surface arranged to be tilted with respect to an optical axis and on which light emitted from the light source in a lateral direction is incident; a reflective surface that reflects light incident from the second incidence surface; a bottom surface that connects the second incidence surface and the reflective surface; and a circular emission surface that emits light transmitted through the first incidence surface and light reflected by the reflective surface. The flash module includes an LED chip; and the flash lens of claim | 2012-07-12 |
20120176802 | VARIABLE SPOT SIZE LENSES AND LIGHTING SYSTEMS - Improved lighting devices and methods are provided. In many embodiments, the devices and methods provide the capability to change a spot of light projected onto a target surface. In other embodiments, the devices and methods are fixed-focus. In one embodiment a lens can have a lens body with anterior and posterior surfaces. The anterior surface can be adapted to receive light from a light source. The posterior surface can have a central portion and a peripheral portion. Some of the light from the light source can pass through the lens body and exit the central portion of the posterior surface via refraction. Some of the light from the light source can pass through the lens body and exit the peripheral portion of the posterior surface via both refraction and reflection at various surfaces of the lens. | 2012-07-12 |
20120176803 | Light Emitting Diode (LED) Assembly and Method of Manufacturing the Same - The present invention relates to an improved light emitting diode (LED) assembly and method of manufacture which enables the fixing of LED chips to a much broader range of surfaces or objects, amongst other benefits. In particular, the invention relates to a metal core printed circuit board (MCPCB) including on a first surface an LED die, and on a second surface a heat spreader substrate. In a preferred embodiment, the MCPCB is a longitudinal rivet (or screw or the like) whereby the first surface is on the head of the rivet and the second surface extends along its length, the MCPCB rivet being adapted for quick and simple installation to a heat sink and/or PCB or MCPCB. | 2012-07-12 |
20120176804 | LED-BASED LIGHT BULB - A light source ( | 2012-07-12 |
20120176805 | GLASS BLOCK WITH LOW-E CENTER LITE - A glass block assembly ( | 2012-07-12 |
20120176806 | CHAIN BAR APPARATUS AND METHODS - Chain bar apparatus and methods are disclosed that may be formed from plastic, metal or other materials. Laser cutting of a chain bar core can provide improved structural characteristics, for example when adhesive is used to assemble the chain bar. Flow diversion elements can be used to optimize flow throughout the chain bar. | 2012-07-12 |
20120176807 | CONNECTING COMPONENT FOR LIGHTING DEVICES - In various embodiments, a coupling component is configured to hold a lighting body inserted in a protection bulb via a mouth portion of the bulb, the coupling component having a groove for receiving the rim of the mouth portion of the bulb, the groove including sculptured formations to keep the mouth rim received in the groove spaced from the bottom of the groove to produce a discontinuous contact between the mouth rim and the groove. | 2012-07-12 |
20120176808 | LIGHTING - Emergency lighting for an aircraft has a primary power source for light units provided by the normal aircraft power supply and a secondary power source provided by power supply units operable to back-up the primary power source. Each light unit may have its own power supply unit operable to power the light unit in an emergency if the normal aircraft power supply fails or is otherwise unable to power the emergency lighting. Each power supply unit includes one or more electric double layer capacitors that are charged whenever the normal aircraft power supply is operational to provide the primary power source. The useful life of the electric double layer capacitors may be prolonged by reducing the capacitor voltage when the emergency lighting is switched off. | 2012-07-12 |
20120176809 | LIGHTING FIXTURE - A lighting fixture can include a light source, and a lens body including an incident face through which light emitted from the light source enters the lens body, an exit face, and a reflecting face configured to reflect light which has entered the lens body from the incident face such that the reflected light is emitted from the exit face to form a predetermined light distribution pattern having a boundary line between light and dark. The reflecting face can include a first reflecting region configured to reflect light with a reference wavelength which has entered the incident face perpendicularly with respect to the incident face. A second reflecting region can be configured to reflect light with a wavelength longer than the reference wavelength. A third reflecting region can be configured to reflect light with a wavelength shorter than the reference wavelength. | 2012-07-12 |
20120176810 | LASER ILLUMINATOR - A long range laser illuminator is disclosed that is suitable for providing illumination for camera systems at ranges up to approximately 20 km. The illuminator incorporates a diverger that allows for a compact, low F-number optical arrangement that improves eye safety by reducing the power density across a primary optical element, such as a spherical or parabolic mirror. The diverger may be located at an end of an optical fibre feed, or between a pair of optical fibres. The diverger may incorporate a diffuser, such as a “top hat” diffuser. The optical fibre feeds may be highly multi mode, to provide for a more even illumination. The illuminator incorporates means for altering a focus of the output light beam, to allow an illuminated spot size to be altered. The illuminator is particularly suitable for use at night, where it may be used alongside a camera system. | 2012-07-12 |
20120176811 | LIGHT-EMITTING ELEMENT AND DISPLAY DEVICE USING THE SAME - A light-emitting element includes: a light source; a light guide member having a columnar shape and comprising a plurality of side surfaces containing a pair of parallel total reflection principal surfaces and other surfaces than the total reflection principal surfaces, an upper bottom surface disposed so that light from the light source reaches the total reflection principal surfaces, and a lower bottom surface disposed opposite to the upper bottom surface; clad portions provided on the other side surfaces of the light guide member than the total reflection principal surfaces, the clad portions having a smaller refractive index than that of the light guide member; and a light extraction portion provided on one part of the total reflection principal surfaces. | 2012-07-12 |
20120176812 | Light Guide Plate and Light-Emitting Assembly Having the Same - A light guide plate includes a light incident surface, a light emitting surface and a light guide surface. The light incident surface receives light from an external light source. The light emitting surface emits outward the light received through the light incident surface. The light guide surface faces the light emitting surface and includes a diffusion pattern formed thereon. The diffusion pattern includes a plurality of porous particles and a plurality of spheroidal particles, and the porous particles have pores formed therein and on surfaces thereof. | 2012-07-12 |
20120176813 | LIGHT EMITTING DEVICE COMPRISING A LIGHT GUIDE PLATE WITH REFLECTIVE SHIELDING WITH GLARE REDUCTION - The present invention relates to light emitting devices and more specifically to light emitting devices comprising light guides making use of total internal reflection (TIR). The light emitting device ( | 2012-07-12 |
20120176814 | Display module - A display module includes a display panel that displays an image, a backlight having a light guide panel that guides light onto the display panel and an optical unit including a circuit board, and a housing unit having a mold frame. The circuit board has mounted thereon a plurality of light source elements that supply light into the light guide panel. The light guide panel is accommodated in the mold frame. The mold frame includes at least one accommodation groove in which the light source elements are accommodated, and a separation preventing portion on an inner sidewall of the mold frame that is in contact with the at least one accommodation groove. | 2012-07-12 |
20120176815 | LIGHT SOURCE DEVICE AND SURFACE LIGHT SOURCE DEVICE EQUIPPED WITH SAME - A light source device comprising: a point light source for emitting light; a light source substrate directly mounting the point light source; a light source substrate cover having a through hole or a notch in a position to which the point light source corresponds, the light source substrate cover arranged opposite to a surface of the light source substrate on which the point light source is mounted; and a support member for supporting the light source substrate, the support member arranged to be opposed to the reverse side of the mounting surface of the light source substrate, the support member has a substantially same size with the light source substrate; wherein the light source substrate cover and the support member sandwich the light source substrate to support the light source substrate. | 2012-07-12 |
20120176816 | STARTING UP A DC/DC CONVERTER HAVING A HIGH-FREQUENCY TRANSFORMER - During startup of a DC/DC converter having a high-frequency transformer whose primary winding is supplied with current from an input-side DC link via an inverter bridge having pulsed switches and whose secondary winding is used to charge an output-side DC link via a rectifier bridge. The switches of the inverter bridge are operated to load the output-side DC link, in a manner that deviates from a normal operation of the switches in order to limit the currents that flow in the DC/DC converter during startup of the DC/DC converter. Particularly, the switches of the inverter bridge are operated during startup of the DC/DC converter at a pulse width that is fixed during each of a limited number of stages of the startup, and have a duty cycle that is not more than 5 percent during each of the stages of the startup. | 2012-07-12 |
20120176817 | DC-DC CONVERTER - A DC-DC converter has at least first and second power converters, with the inputs of the power converters connected in series so that DC current through the input of the first power converter also flows through the input of the second power converter, and the outputs of the power converters are connected in parallel. | 2012-07-12 |
20120176818 | FEEDBACK OF OUTPUT VOLTAGE ERROR VIA CURRENT SENSE WINDING - A power converter constituted of: a control circuitry; an electronically controlled switch responsive to the control circuitry; a power transformer exhibiting a primary winding and a secondary winding; a sense transformer comprising a primary current sense winding, an error current sense winding and a feedback winding, the primary current sense winding of the sense transformer and the primary winding of the power transformer coupled in series with the electronically controlled switch; a transconductance error amplifier coupled to an output of the secondary winding of the power transformer, the transconductance amplifier arranged to drive a current through the error current sense winding of the sense transformer whose value reflects an electrical characteristic of the output of the secondary winding of the power transformer, wherein the feedback winding of the sense transformer is coupled to a feedback input of the control circuitry. | 2012-07-12 |
20120176819 | ADAPTIVELY CONTROLLED SOFT START-UP SCHEME FOR SWITCHING POWER CONVERTERS - A switching power converter provides regulated voltage to a load according to a desired regulation voltage. The switching power converter includes a transformer coupled to a switch and a switch controller for generating a control signal to control switching. The switch controller monitors a sensed voltage representing the output voltage of the switching power converter. The switch controller controls switching of the switch to operate the switching power converter in a continuous conduction mode while the sensed output voltage indicates that the output voltage is less than a first threshold voltage. The switch controller controls switching of the switch to operate the switching power converter in a discontinuous conduction mode while the sensed output voltage is above the first threshold voltage. | 2012-07-12 |
20120176820 | Switching Power Converter Having Optimal Dynamic Load Response with Ultra-Low No Load Power Consumption - A switch controller is disclosed that adaptively controls the operating frequency of a switching power converter in order to improve one-time load response and repetitive dynamic load responses. During a transition from a high load to low load condition, the switch controller clamps the operating frequency of the switching power converter at an intermediate frequency for a period of time before allowing the operating frequency to return to a frequency associated with the low load condition. The clamped frequency is higher than the frequency associated with the low load condition thereby allowing improved response to a subsequent load change to a high load condition. Thus, the system improves dynamic load response without compromising no-load power consumption. | 2012-07-12 |
20120176821 | Startup Circuit and Input Capacitor Balancing Circuit - In one embodiment, an input capacitor balancing circuit for a power supply is provided. The circuit includes an input capacitance operable to filter input power for the power supply. The input capacitance has a first capacitor and a second capacitor coupled in series between an input voltage and a first node. A voltage divider circuit is coupled to the input voltage and operable to generate a divided voltage therefrom. A buffer circuit is operable to receive the divided voltage and, if the first capacitor and the second capacitor are not balanced, to provide current to the input capacitance to balance the first capacitor and the second capacitor. | 2012-07-12 |
20120176822 | Synthetic ripple Hysteretic powder converter - A novel switching hysteretic power converter is presented. The converter includes the generation of a synthetic ripple signal and a feedback network to combine a signal in phase with the inductor current with a signal proportional to the regulated output voltage. The presented approach provides a switching boost converter with a much simpler control method with respect to conventional inductive boost power converters. The hysteretic control provides stable operation in all conditions with excellent load and line transient response. Furthermore the hysteretic control allows high frequency switching, reducing the size and cost of the passive components. The presented converter includes the Discontinuous Conduction Mode of operation to achieve very high efficiency at light loads. The presented approach can also be applied to buck switching power converters with excellent performance in terms of transient response, stability, efficiency and operation at high switching frequencies. The approach can be extended also to the hysteretic control of isolated switching flyback converters. | 2012-07-12 |
20120176823 | POWER CONVERTER WITH AUTOMATIC MODE SWITCHING - A power converter is provided that has an alternating-current (AC) to direct-current (DC) switched-mode power converter circuit that converts alternating-current power into direct-current power for powering an attached electronic device. Power can be conserved by automatically placing the power converter circuit in a low-power standby mode of operation whenever the electronic device is detached from the power converter. A monitoring circuit can be powered by a capacitor or other energy storage element while the power converter is operating in the standby mode. If the monitoring circuit detects an output voltage change that is indicative of attachment of the electronic device or if the storage element needs to be replenished, the monitoring circuit can place the power converter circuit in an active mode of operation. | 2012-07-12 |
20120176824 | METHODS AND APPARATUS FOR DIGITAL PEAK CURRENT MODE CONTROL FOR SWITCH-MODE POWER CONVERTERS - In a first aspect, a digital control circuit is provided for use with a switch-mode power converter that receives an input signal at a first input node and a control signal at a second input node, and that provides an output signal at a first output node and a current signal at a second output node. The digital control circuit generates a programmable current reference signal based on a difference between the output signal and a voltage reference signal, calculates a time instant when the current signal substantially equals the programmable reference current signal, and generates the control signal based on the calculated time instant. Numerous other aspects are also provided. | 2012-07-12 |
20120176825 | Auxiliary automotive power supply - The purpose for this device is to provide electrical power to an automotive electrical control system from a residential electrical service. The power from an auxiliary power supply will maintain the operational data stored within the memory of the automotive computer and data within other electronic devices. This is accomplished by maintaining an energized electrical system, which will prevent the normal discharge of the battery due to parasitic loads. This device has precise voltage regulation to maintain the proper voltage level of the electrical system with or without the normal storage battery being present, Parasitic loads are those loads that require electrical energy when the automobile engine is not running. | 2012-07-12 |
20120176826 | SOURCE AND MULTIPLE LOADS REGULATOR - A circuit that has one or more control units that divide a load into two or more load groups, with each load group comprised of at least one load element. The one or more control units directing power from a power source to one or more of the load groups based on voltage variations in an output of the power source, load grouping, and operational parameters of the load elements. The circuit further includes one or more pass stages that regulate current flow from the power source to the load groups. | 2012-07-12 |
20120176827 | CONTROLLER FOR SECONDARY SIDE CONTROL OF A SWITCH, POWER CONVERTER, AND RELATED SYNCHRONOUS RECTIFICATION CONTROL METHOD - A controller, power converter, and a related method for secondary side control of a switch are disclosed herein. An embodiment of the present invention includes a controller. The controller comprises a drain to source voltage (V | 2012-07-12 |
20120176828 | Semiconductor Devices and Power Conversion Systems - A semiconductor device includes first semiconductor layer of a first conductivity type; a second semiconductor layer of a second conductivity type that is formed near a surface of the first semiconductor layer; a first main electrode that is electrically connected to the second semiconductor layer; a third semiconductor layer of the second conductivity type that neighbors the first semiconductor layer; a fourth semiconductor layer of the first conductivity type that is selectively disposed in an upper portion of the third semiconductor layer; a second main electrode that is electrically connected to the third semiconductor layer and the fourth semiconductor layer; a trench whose side face is in contact with the third semiconductor layer and the fourth semiconductor layer; a gate electrode that is formed along the side face of the trench by a sidewall of polysilicon; and a polysilicon electrode. | 2012-07-12 |
20120176829 | SEMICONDUCTOR MEMORY DEVICE WITH FERROELECTRIC DEVICE AND REFRESH METHOD THEREOF - A semiconductor memory device with a ferroelectric device comprises a channel region, a drain region and a source region formed in a substrate, a ferroelectric layer formed over the channel region, and a word line formed over the ferroelectric layer. A different channel resistance is induced to the channel region depending on a polarity state of the ferroelectric layer, a data read operation is performed by a cell sensing current value differentiated depending on the polarity state of the ferroelectric layer while a read voltage is applied to the word line and a sensing bias voltage is applied to one of the drain region and the source region, and a data write operation is performed by a polarity of the ferroelectric layer changed depending on a voltage applied to the word line, the drain region and the source region. | 2012-07-12 |
20120176830 | VARIABLE RESISTANCE MEMORY DEVICES USING READ MIRROR CURRENTS - A nonvolatile memory device includes a variable resistance memory element and a read circuit coupled to the variable resistance memory element at a first signal node and configured to provide a read current to the variable resistance memory element via the first signal node, to a provide a mirror current at a second signal node responsive to the cell current and to generate an output signal indicative of a state of the variable resistance memory element responsive to a voltage at the second signal node. | 2012-07-12 |
20120176831 | Resistive Random Access Memory With Low Current Operation - A memory cell in a 3-D read and write memory device has two bipolar resistance-switching layers with different respective switching currents. A low current resistance-switching layer can be switched in set and reset processes while a high current resistance-switching layer remains in a reset state and acts as a protection resistor to prevent excessively high currents on the low current resistance-switching layer. The low and high current resistance-switching layers can be of the same material such as a metal oxide, where the layers differ in terms of thickness, doping, leakiness, metal richness or other variables. Or, the low and high current resistance-switching layers can be of different materials, having one or more layers each. The high current resistance-switching layer can have a switching current which is greater than a switching current of the low current resistance-switching layer by a factor of at least 1.5 or 2.0, for instance. | 2012-07-12 |
20120176832 | Access Signal Adjustment Circuits and Methods for Memory Cells In a Cross-Point Array - Embodiments of the invention relate generally to semiconductors and memory technology, and more particularly, to systems, integrated circuits, and methods to generate access signals to facilitate memory operations in scaled arrays of memory elements, such as memory implemented in third dimensional memory technology formed BEOL directly on top of a FEOL substrate that includes data access circuitry. In at least some embodiments, a non-volatile memory device can include a cross-point array having resistive memory elements disposed among word lines and subsets of bit lines, and an access signal generator. The access signal generator can be configured to modify a magnitude of a signal to generate a modified magnitude for the signal to access a resistive memory element associated with a word line and a subset of bit lines. The modified magnitude can be a function of the position of the resistive memory element in the cross-point array. | 2012-07-12 |
20120176833 | ELECTRONIC DEVICE WITH A PROGRAMMABLE RESISTIVE ELEMENT AND A METHOD FOR BLOCKING A DEVICE - One or more embodiments relate to an electronic device comprising a circuitry and a programmable resistive element. The programmable resistive element comprises a first and a second state, wherein the programmable resistive element is configured to allow switching from the second state into the first state in response to a signal comprising at least a predefined level. The circuitry is configured to provide signals up the predefined level, wherein the circuitry is configured to provide a switch signal to the programmable resistive element, wherein the switch signal causes switching from the first into the second state. | 2012-07-12 |
20120176834 | VARIABLE RESISTANCE NONVOLATILE MEMORY DEVICE - Each of basic array planes has a first via group that interconnects only even-layer bit lines in the basic array plane, and a second via group that interconnects only odd-layer bit lines in the basic array plane, the first via group in a first basic array plane and the second via group in a second basic array plane adjacent to the first basic array in a Y direction are adjacent to each other in the Y direction, and the second via group in the first basic array plane and the first via group in the second basic array plane are adjacent to each other in the Y direction, and the second via group in the second basic array plane is disconnected from a second global line when connecting the first via group in the first basic array plane to a first global line. | 2012-07-12 |
20120176835 | TEMPERATURE SENSOR, METHOD OF MANUFACTURING THE TEMPERATURE SENSOR, SEMICONDUCTOR DEVICE, METHOD OF MANUFACTURING THE SEMICONDUCTOR DEVICE, AND METHOD OF CONTROLLING THE SEMICONDUCTOR DEVICE - A disclosed temperature sensor includes a charge trap structure including a silicon oxide film formed on a substrate; an aluminum oxide film that is formed on the silicon oxide film, wherein oxygen is injected into the aluminum oxide film from an upper surface thereof; and an electrode formed on the aluminum oxide film, wherein a flat band voltage of the charge trap structure is temperature dependent. | 2012-07-12 |
20120176836 | NON-VOLATILE SEMICONDUCTOR MEMORY DEVICE - According to one embodiment, a non-volatile semiconductor memory device comprises memory strings. Each memory string comprises a semiconductor layer, control gates, a first selection gate, and a second selection gate. A semiconductor layer comprises a pair of pillar portions which extend in a vertical direction to a substrate, and a coupling portion formed to couple the pair of pillar portions. Control gates orthogonally intersect one of the pair of pillar portions or the other of the pair of pillar portions. A first selection gate orthogonally intersects one of the pair of pillar portions and is formed above the control gates. A second selection gate orthogonally intersects the other of the pair of pillar portions, is formed above the control gates, and is on the same level as the first selection gate as well as integrated with the first selection gate. | 2012-07-12 |
20120176837 | MEMORY CELL SENSING USING NEGATIVE VOLTAGE - Embodiments of the present disclosure provide methods, devices, modules, and systems for memory cell sensing using negative voltage. One method includes applying a negative read voltage to a selected access line of an array of memory cells, applying a pass voltage to a number of unselected access lines of the array, and sensing whether a cell coupled to the selected access line is in a conductive state in response to the applied negative read voltage. | 2012-07-12 |
20120176838 | REDUCING EFFECTS OF PROGRAM DISTURB IN A MEMORY DEVICE - A method for programming that biases a selected word line with a programming voltage. An unselected word line on the source side and an unselected word line on the drain side of the selected word line are biased at a pass voltage that is less than the normal pass voltage. These unselected word lines are both located a predetermined distance from the selected word line. The remaining word lines are biased at the normal pass voltage. | 2012-07-12 |
20120176839 | NONVOLATILE SEMICONDUCTOR MEMORY HAVING A WORD LINE BENT TOWARDS A SELECT GATE LINE SIDE - A nonvolatile semiconductor memory includes a cell unit having a select gate transistor and a memory cell connected in series, a select gate line connected to the select gate transistor, and a word line connected to the memory cell. One end of the word line is bent to the select gate line side, and a fringe is connected between a bent point and a distal end of the word line. | 2012-07-12 |
20120176840 | Combined Memories In Integrated Circuits - Combined memories in integrated circuits are described, including determining a first requirement for logic blocks, determining a second requirement for memory blocks including a vertical configuration for the memory bocks, and compiling a design for the integrated circuit using the first requirement and the second requirement. The memory blocks may include non-volatile two-terminal cross-point memory arrays. The non-volatile two-terminal cross-point memory arrays can be formed on top of a logic plane. The logic plane can be fabricated in a substrate. The non-volatile two-terminal cross-point memory arrays may be vertically stacked upon one another to form a plurality of memory planes. The memory planes can be portioned into sub-planes. One or more different memory types such as Flash, SRAM, DRAM, and ROM can be emulated by the plurality of memory planes and/or sub-planes. The non-volatile two-terminal cross-point memory arrays can include a plurality of two-terminal memory elements. | 2012-07-12 |
20120176841 | Flexible 2T-Based Fuzzy and Certain Matching Arrays - A novel NVM-based 2T or 2nT NAND-cell for a NAND-array for PLD, PAL and matching functions is disclosed. The preferable NVM cell can be ROM or Flash. The 2T flash cell preferably uses FN for both program and erase operation, while 2T ROM cell preferably to use phosphorus for ROM code implant to get negative Vt0. | 2012-07-12 |
20120176842 | Memory System - The present invention provides a memory system which contributes to improvement in efficiency of a data process accompanying a memory access. A memory system has a rewritable nonvolatile memory, a buffer memory, and a controller. The controller controls, in response to an access request from an external apparatus, first data transfer between the controller and the external apparatus, second data transfer between the controller and the nonvolatile memory, and third data transfer between the controller and the buffer memory, controls transfer from the controller to the buffer memory in the third data transfer and transfer from the buffer memory to the controller in a time sharing manner, and enables the first data transfer or the second data transfer to be performed in parallel with the transfer carried out in the time sharing manner. | 2012-07-12 |
20120176843 | MEMORIES AND METHODS OF PROGRAMMING MEMORIES - Apparatus and methods for adjusting programming for upper pages of memories are disclosed. In at least one embodiment, a threshold voltage distribution upper limit is determined after a single programming pulse for lower page programming, and upper page programming start voltages are adjusted based on the determined upper limit of the threshold voltage distribution. | 2012-07-12 |
20120176844 | READ CONDITIONS FOR A NON-VOLATILE MEMORY (NVM) - A method and memory are provided for determining a read reference level for a plurality of non-volatile memory cells. The method includes: performing a program operation of the plurality of non-volatile memory cells; determining a program level of a least programmed memory cell of the plurality of memory cells; performing an erase operation of the plurality of non-volatile memory cells; determining an erase level of a least erased memory cell of the plurality of memory cells; determining an operating window between the program level and the erase level; and setting the read reference level to be a predetermined offset from the erase level if the operating window is determined to compare favorably to a predetermined value. The memory includes registers for storing the program level and the erase level. | 2012-07-12 |
20120176845 | TECHNIQUES FOR CONTROLLING A DIRECT INJECTION SEMICONDUCTOR MEMORY DEVICE - Techniques for controlling a direct injection semiconductor memory device are disclosed. In one particular exemplary embodiment, the techniques may be realized as a method for controlling a direct injection semiconductor memory device comprising applying a first voltage potential to a first region via a bit line, applying a second voltage potential to a second region of the memory device via a source line, applying a control voltage potential to a body region of the memory device via a word line that is spaced apart and capacitively coupled to the body region, and applying a third voltage potential to a third region of the memory device via a carrier injection line in order to bias at least one of the first region, the second region, the third region, and the body region to perform one or more operations. | 2012-07-12 |
20120176846 | Threshold Voltage Digitizer for Array of Programmable Threshold Transistors - A method and system for determining a respective threshold voltage of each of a plurality of transistors in a memory array. The method includes: applying a ramp voltage to gates of the plurality of transistors, wherein the ramp voltage is configured to increase based on an incrementing digital code; as the ramp voltage is being applied, generating a respective control signal in response to sensing a predetermined threshold current along a respective bitline in the memory array, wherein each transistor in the memory array is in communication with a respective bitline in the memory array; and for each transistor in the memory array, latching a current value of the incrementing digital code in response to the respective control signal corresponding to the transistor being generated. The current value of the incrementing digital code latched by each register corresponds to the threshold voltage of the corresponding transistor. | 2012-07-12 |
20120176847 | METHODS AND APPARATUS FOR VOLTAGE SENSING AND REPORTING - Semiconductor devices comprising at least one voltage sensor for sensing an operating voltage associated with an operational circuit of the semiconductor device. The at least one voltage sensor is configured to generate a signal indicative of a state of the operating voltage. Methods of monitoring a voltage in a semiconductor device include determining a magnitude of an operating voltage for an operational circuit in a semiconductor device. A signal may be generated indicating a state of the operating voltage. | 2012-07-12 |
20120176848 | SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR GENERATING BIT LINE EQUALIZING SIGNAL - A bit line equalizing signal generator of a semiconductor memory device uses a supply voltage and a pumping voltage in stages during a period where a bit line equalizing signal is enabled, thereby enhancing an equalizing speed and an active speed while minimizing power consumption. The semiconductor memory device includes a bit line equalizing signal generating unit configured to drive an output terminal with the supply voltage during a first activation period at the beginning of the period where the bit line equalizing signal is enabled, and to drive the output terminal with the pumping voltage higher than the supply voltage during a second activation period following the first activation period, thereby outputting the bit line equalizing signal, and a bit line equalizing unit configured to equalize a bit line pair in response to the bit line equalizing signal. | 2012-07-12 |
20120176849 | SEMICONDUCTOR APPARATUS AND MEMORY SYSTEM INCLUDING THE SAME - A semiconductor memory apparatus includes one or more semiconductor chips configured to have predetermined capacity and structure; and a signal level control unit configured to control levels of external signals, which are input to the one or more semiconductor chips, in order to realize various capacities and structures using the one or more semiconductor chips. | 2012-07-12 |
20120176850 | COLUMN ADDRESS STROBE WRITE LATENCY (CWL) CALIBRATION IN A MEMORY SYSTEM - Column address strobe write latency (CWL) calibration including a method for calibrating a memory system. The method includes entering a test mode at a memory device and measuring a CWL at the memory device. A difference between the measured CWL and a programmed CWL is calculated. The calculated difference is transmitted to a memory controller that uses the calculated difference for adjusting a timing delay to match the measured CWL. | 2012-07-12 |
20120176851 | METHODS AND MEMORY DEVICES FOR REPAIRING MEMORY CELLS - Methods and memory devices for repairing memory cells are discloses, such as a memory device that includes a main array having a plurality of sections of memory cells. One such main array includes a plurality of sets of input/output lines, each of which may be coupled to a respective plurality of memory cells in each section. One such memory device also includes a redundant section of memory cells, corresponding in number to the number of memory cells in each of the sections of the main array. An addressing circuit may contain a record of, for example, sections that have been determined to be defective. The addressing circuit may receive an address and compare the received address with the record of defective sections. In the event of a match, the addressing circuit may redirect an access to memory cells corresponding to the received address to memory cells in the redundant section. | 2012-07-12 |
20120176852 | SEMICONDUCTOR MEMORY DEVICE AND METHOD OF TESTING THE SAME - A device and a method controlling the device are provided. A first command is supplied to the device in synchronization with a clock signal of a first frequency. The first command is to have the device perform a first operation. The frequency of the clock signal is changed from the first frequency to a second frequency higher than the first frequency. The device performs the first operation in synchronization with the clock signal of the second frequency following changing the frequency of the clock signal. | 2012-07-12 |
20120176853 | REFRESH CONTROL CIRCUIT, MEMORY APPARATUS AND REFRESH CONTROL METHOD USING THE SAME - A memory apparatus is configured to generate refresh addresses with different values in response to one refresh command and an address, and perform a plurality of refresh operations with time differences in response to the refresh addresses. Herein, the refresh operations are performed within a refresh row cycle time. | 2012-07-12 |
20120176854 | STATE-MONITORING MEMORY ELEMENT - Embodiments of the invention relate to a state-monitoring memory element. The state-monitoring memory element may be implemented by degrading an input voltage supply to the state-monitoring memory element across a diode and/or a transistor. One or more current sources may be used to stress the state-monitoring memory element. A logic analyzer may be used to analyze the integrity of the state-monitoring memory element and trigger appropriate actions in the IC, e.g., reset, halt, remove power, interrupt, responsive to detecting a failure in the state-monitoring memory element. Multiple state-monitoring memory elements may be disturbed in different locations on the IC for better coverage. | 2012-07-12 |
20120176855 | CARD AND HOST DEVICE - A host device is configured to read and write information from and into a card and to supply a supply voltage that belongs to a first voltage range or a second voltage range which is lower than the first voltage range, and issues a voltage identification command to the card. The voltage identification command includes a voltage range identification section, an error detection section, and a check pattern section. The voltage range identification section includes information indicating which one of the first voltage range and the second voltage range the supply voltage belongs. The error detection section has a pattern configured to enable the card which has received the voltage identification command to detect errors in the voltage identification command. The check pattern section has a preset pattern. | 2012-07-12 |
20120176856 | MEMORY CIRCUITS, SYSTEMS, AND METHOD OF INTERLEAVNG ACCESSES THEREOF - An interleaved memory circuit includes a memory bank including at least one first memory cell for storing a charge representative of a first datum, the first memory cell being coupled with a first word line and a first bit line. The interleaved memory circuit further includes a local control circuit coupled with the memory bank. The interleaved memory circuit further includes a global control circuit coupled with the local control circuit, an interleaving access including a clock signal having a first cycle and a second cycle for accessing the first memory cell, where the second cycle is capable of enabling the local control circuit to trigger a first transition of a first read column select signal RSSL for accessing the first memory cell. | 2012-07-12 |
20120176857 | Reducer Assembly For An Industrial Mixer - A reducer for an industrial motor including a housing assembly, an input shaft assembly, an output shaft assembly and a cogged belt. The housing assembly defines a cavity. The input shaft assembly includes a first sprocket. The input shaft assembly is coupled to the housing assembly and positioned within the housing. The input shaft is configured for coupling to a motor positioned outside of the cavity through the input opening. The output shaft assembly includes a second sprocket, and is coupled to the housing assembly while being positioned within the housing. The output shaft is configured for coupling to a mixer agitator assembly having an impeller positioned outside of the cavity through the output opening. The cogged belt couples the first sprocket to the second sprocket and being positioned within the cavity. | 2012-07-12 |
20120176858 | Co-extruded marine sensor cable jacket with anti-fouling properties - A marine sensor cable comprises a jacket covering an exterior of the sensor cable, wherein the jacket comprises an outer portion containing biocide disposed in a co-extrusion process. A method for producing a marine sensor cable jacket comprises providing a co-extruder to construct a polyurethane jacket for a sensor cable with a first extruder constructing an inner portion of the jacket and a second extruder constructing an outer portion of the jacket; producing a mixture of thermo polyurethane and biocide; supplying thermo polyurethane to the first extruder; supplying the mixture of thermo polyurethane and biocide to the second extruder; and constructing the polyurethane jacket with the outer portion containing the biocide. | 2012-07-12 |
20120176859 | MARINE SEISMIC STREAMERS - The subject disclosure relates to seismic streamers. More specifically, the subject disclosure relates to seismic streamers with self healing properties. | 2012-07-12 |
20120176860 | System and Method for Using Biocide Coating to Prevent Marine Growth on Geophysical Equipment - Systems and methods comprise marine geophysical equipment with polyurethane-based material at least partially covering a surface. The surface also at least partially coated with a suspension medium and with a biocide. A method comprises disposing such marine geophysical equipment in a body of water. A method comprises applying a suspension medium and a biocide to a surface at least partially covered with a polyurethane-based material. | 2012-07-12 |
20120176861 | SHOT SCHEDULING LIMITS FOR SEISMIC ACQUISITION WITH SIMULTANEOUS SOURCE SHOOTING - According to an embodiment of the instant invention there is provided a method for collecting a blended source seismic survey that utilizes new approach to determining a random time separation between successive shots. The random time separation may be drawn in some embodiments from a distribution of uniformly distributed numbers, with τ>1/(2 f), where τ is the half-width of the uniform distribution and f is the lowest frequency of interest in the survey. | 2012-07-12 |
20120176862 | Method and Device to Measure Perforation Tunnel Dimensions - A method of logging a perforation tunnel and associated features of the perforation tunnel can include the following features. A logging device including an ultrasonic transducer is located downhole into a well. The well has a casing. The ultrasonic transducer has a focal point that is a distance from the ultrasonic transducer so as to be behind the inner face of the casing. An ultrasonic signal is projected from the ultrasonic transducer. A reflection of the ultrasonic signal is reflected from an internal portion of the perforation tunnel, the perforation tunnel extending through the casing and into formation. A transit time is measured between transmission and reception of the ultrasonic signal. A position of the ultrasonic transducer corresponding to the ultrasonic transmission and reception of the reflected signal is determined. | 2012-07-12 |
20120176863 | PORTABLE DEVICE AND METHOD TO GENERATE SEISMIC WAVES - A portable seismic source for generating a seismic wave in the ground. The portable seismic source includes a casing containing an impulsive energy device; a base plate configured to be placed on the ground; and a stabilizing foot mechanism configured to be provided between the casing and the base plate. The stabilizing foot mechanism includes a stabilizer which is fixed relative to the casing and configured to be placed on the base plate and a stanchion that is configured to move relative to the stabilizer and to enter through the stabilizer and apply a force on the base plate when energy is applied from the impulsive energy device. | 2012-07-12 |
20120176864 | ULTRASONIC MEASUREMENT APPARATUS AND METHOD FOR EVALUATING AN ULTRASONIC SIGNAL - An ultrasonic measurement apparatus is described having a receiving device which determines a measurement sequence relating to a time variation of the period lengths of an ultrasonic signal received from an in-vehicle and/or external ultrasonic transmitter, a comparison device which determines a comparison information item relating to a deviation of the determined measurement sequence from at least one reference sequence, and an evaluation device which determines, taking into consideration the determined comparison information item, an information item relating to a signal form transmitted by the ultrasonic transmitter, a relative speed between the receiving device and the ultrasonic transmitter, a relative speed of at least one reflecting object situated in a transmission path between the receiving device and the ultrasonic transmitter, and/or a shape feature of the at least one reflecting object. A method for evaluating an ultrasonic signal is also described. | 2012-07-12 |
20120176865 | Apparatus and Method for the Binaural Reproduction of Audio Sonar Signals - An apparatus and a method for the binaural reproduction of audio sonar signals, which can be direction-selectively received by a sonar system having a receiving antenna provided with a plurality of transducers, and at least one direction generator, and which can be modified by binaural audio signal processing. The apparatus comprises a portable sound reproduction device, particularly a headphone, and a head tracking sensor connected to the sound reproduction device for registering position changes of the sound reproduction device. Signals, associated with the position changes, are generated, which are transferred to the direction generator, in order to select a direction of the sound waves to be received. | 2012-07-12 |
20120176866 | ULTRASONIC SENSOR - An ultrasonic sensor includes a transceiver device for transmitting and receiving ultrasonic waves; a circuit board mounted with an electronic circuit processing ultrasonic signals transmitted and received through the transceiver device; a housing including a device storing portion storing the transceiver device, a board storing portion storing the circuit board and a communication hole for bringing the device storing portion and the board storing portion into communication with each other, the board storing portion having an opening; and an electric connection unit extending through the communication hole to electrically interconnect the transceiver device and the circuit board. A cover member is installed in the opening of the board storing portion to hermetically seal the board storing portion. | 2012-07-12 |
20120176867 | ENHANCED SONAR MOUNT SYSTEMS, STRUCTURES AND PROCESSES - Enhanced sonar mount structures, systems, and associated processes provide accurate, precise, and repeatable alignment of a sonar head in relation to a vessel, whether in or out of water. The enhanced mount typically comprises a tilt mechanism, wherein the sonar head can be lifted to a stowable position, e.g. for any of vessel maneuvering, mooring, or trailering. The mount typically comprises a cross tube coupled to a clamp mechanism and to a Z tube. The clamp mechanism is operable to establish and maintain any of Z direction or pitch. The enhanced mount provides repeatable positioning of both the cross tube and the Z tube, and may preferably provide any of ship to ship interchangeability, lateral and vertical adjustability, break away clamping of the cross tube, quick release mechanisms, hingeable stowage, or manual or remote pan or tilt. An optional modular mounting kit aids in situ installations. | 2012-07-12 |
20120176868 | Electronic Timepiece - An electronic timepiece that receives satellite signals transmitted from positioning information satellites includes: a satellite signal reception unit that receives satellite signal(s); a satellite capturing unit that executes a process of capturing at least one of the satellites within a capture time based on the satellite signal(s) received by the reception unit; a time adjustment information generating unit that acquires satellite information from the satellite signal(s) transmitted from the captured satellite(s), and generates time adjustment information based on the satellite information; a time information adjustment unit that adjusts internal time information based on the time adjustment information; and a time information display unit that displays the internal time information. The capture time is from the start of reception of the satellite signal(s) to capture of at least one satellite, and if no satellite is captured within this time period, the satellite capturing unit stops reception of the satellite signal(s). | 2012-07-12 |
20120176869 | BALANCE SPRING BOOT - Balance spring boot ( | 2012-07-12 |
20120176870 | INVERTER DEVICE FOR A CLOCK MOVEMENT - An inverter device for timepiece movements is disclosed which includes first and second toothed wheels intended to be driven in opposite rotation directions and coaxial with an output toothed member intended to be kinematically connected to a pivoting member of the timepiece movement. The wheels are connected to the output member by unidirectional transmission members adapted to transmit to the output member rotation in only the same one predefined rotation direction and to prevent the transmission of rotation of the output member in this predefined rotation direction to one or the other of the wheels. Each unidirectional transmission member includes two diametrically opposite teeth of asymmetrical shape and is connected to the output member in such a manner as to be constrained to rotate with it whilst being able to be moved between first and second extreme positions in a radial direction. Each wheel includes a plate provided with a central counterbore defining a housing for the corresponding unidirectional transmission member and the periphery of which includes n peripheral tips intended to cooperate with the teeth of the corresponding unidirectional transmission member in the predefined rotation direction, and each of which is defined by the intersection of a circular hole with the periphery, n being equal to or greater than one. | 2012-07-12 |
20120176871 | BUFFER MEMBER, SHOCK BUFFERING STRUCTURE OF ELECTRONIC DEVICE, AND ELECTRONIC DEVICE - The present invention relates to a buffer member, a shock buffering structure of an electronic device, and an electronic device. A buffer member interposed between a wristwatch case and a watch module therein is composed of a viscoelastic body which, when the wristwatch case receives shock, reduces shock to be transmitted to the watch module by changing its shape while converting the kinetic energy to heat energy, and quickly reduces elastic force on the watch module by reducing the conversion of the kinetic energy to elastic energy accompanying the shape change. The viscoelastic body includes a first viscoelastic body section formed to cover the top and side surfaces of the module, a second viscoelastic body section arranged in predetermined portions of the first viscoelastic body section, and a third viscoelastic body section arranged along the inner peripheral edge of the top surface of the first viscoelastic body section. | 2012-07-12 |
20120176872 | Continuous Playback on an Optical Media Disc Player - An optical media player is described that submits identifying information from an optical disc to network media servers in order to stream related music through the media player upon completion of the music on the optical disc. | 2012-07-12 |
20120176873 | DATA STORAGE HEATER SYSTEMS WITH DIODES - An aspect of the disclosure relates to data storage heater systems with diodes. In one embodiment, data storage systems include a first electrical connection point, a second electrical connection point, a first electrical branch, and a second electrical branch. The first electrical branch is connected to the first and the second electrical connection points. The first electrical branch has first and second diodes biased in a first direction. The second electrical branch is connected to the first and second electrical connection points. The second electrical branch has third and fourth diodes biased in a second direction. | 2012-07-12 |
20120176874 | LIGHT SOURCE UNIT INCLUDING A PHOTODETECTOR, AND THERMALLY-ASSISTED MAGNETIC RECORDING HEAD - A light source unit includes a light source and a photodetector. The light source has an emission part for emitting light. The photodetector has a light receiving surface for receiving the light emitted from the emission part, and detects the light. The light source unit further includes a grating made of metal and disposed to extend along the light receiving surface. The grating includes a plurality of line-shaped portions that each extend in a direction intersecting the direction of travel of the light and that are located at positions different from each other along the direction of travel of the light. | 2012-07-12 |
20120176875 | DYNAMIC SYSTEM CONTROL METHOD - A method of controlling a dynamic system including selecting at least one fundamental limiting parameter; selecting an input parameter of the dynamic system; generating a command for the input parameter causing the dynamic system to follow an output trajectory such that the fundamental limiting parameter does not substantially saturate during the output trajectory duration; and commanding the dynamic system with the command. | 2012-07-12 |
20120176876 | METHOD AND APPARATUS FOR DETECTING LAND PRE-PITS - Aspects of the disclosure provide a method for detecting land pre-pits. The method includes extracting a land pre-pit data stream from a signal responsive to land pre-pits on an optical medium based on a land pre-pit threshold, detecting a bit stream pattern from the land pre-pit data stream, comparing one or more bits in the land pre-pit data stream at locations relative to the bit stream pattern with pre-known bit information, and adjusting the land pre-pit threshold based on the comparison. | 2012-07-12 |
20120176877 | INSPECTION METHOD AND INSPECTION APPARATUS OF MAGNETIC DISK - An inspection method and inspection apparatus of a magnetic disk are provided. A gliding test and a certification test are performed at the same time by simultaneously moving a head for the certification test and a head for the gliding test with a heat distortion utilization mechanism (a micro thermal actuator) along a recording surface of the magnetic disk during rotation at a predetermined revolving speed. A flying height of the head for the gliding test is determined according to a revolving speed of the disk. When the flying height of the head for gliding test is determined according to the revolving speed at the certification test, the head for the gliding test is adjusted to a desired height by adjusting a variation of the heat distortion utilization mechanism disposed on the head for the gliding test. The gliding and certification inspections can be performed at the same time. | 2012-07-12 |