Patent application number | Description | Published |
20110235778 | SMALL DIAMETER X-RAY TUBE - Methods and systems for X-ray imaging enable inspection of an area of an object that is located separate and apart from a location of an X-ray generator. An X-ray imaging system includes an X-ray generator to generate X-rays. A collimator filters the generated X-rays to consolidate the generated X-rays and move the generated X-rays in a direction parallel to a centerline axis of the collimator. A small diameter tube transmits the directed X-rays and an end retainer emits the transmitted X-rays at an inspection object. A first filter of the collimator may initially filter the generated X-rays that are not parallel to the centerline axis of the collimator by passing the X-rays through a plurality of apertures. A second filter of the collimator may consolidate the generated X-rays and move the generated X-rays in a direction parallel to the centerline axis of the collimator by passing the generated X-rays through a channel. | 09-29-2011 |
20120030926 | ROBOT-DEPLOYED ASSEMBLY TOOL AND METHOD FOR INSTALLING FASTENERS IN AIRCRAFT STRUCTURES - An assembly system and method for assembling an aircraft wing box or other structure that may define an interior area accessible through at least one access opening are provided. The method includes inserting a robot having an assembly tool mounted thereto into the interior area through the at least one access opening. The assembly tool may be positioned at a fastener location, and may be clamped to the structure. A hole may be made through the structure, and a fastener may be installed in the hole. | 02-09-2012 |
20130000814 | THICK DOPED ADHESIVE TAPE TO ENHANCE BACKSCATTER X-RAY DETECTABILITY - Doped adhesive tape is used during the manufacture of aircraft, including positioning marks, covering orifices from debris, allowing locations to be marked. Any doped adhesive tape inadvertently left in sub-assemblies during the manufacturing process can be detected using backscatter X-ray inspection technology. Detection is facilitated in one embodiment by making the tape thicker, to produce an increased mass density, and in another embodiment by adding a dopant comprising an element that is readily detected by the backscatter X-ray technology. The element can be iodine, and can be incorporated into the backing layer or the adhesive layer of the tape during manufacturing. The use of both thicker tape and a dopant can be used in combination to facilitate detection. If the doped adhesive tape is detected after components are assembled using a backscatter X-ray inspection device, then the doped adhesive tape is removed. | 01-03-2013 |
20140367480 | High Viscosity Fluid Dispensing System - A method and apparatus for dispensing a fluid. In one illustrative embodiment, an apparatus may comprise a housing comprising a chamber, a dispensing device, and a nozzle system. The housing may be configured to receive the fluid. The housing may be configured to increase a tendency of the fluid to flow within the chamber. The dispensing device may be configured to move the fluid in the chamber towards an exit of the chamber such that the fluid is dispensed through the exit of the chamber. The nozzle system may be configured to control an exit pressure of the fluid that is dispensed through the nozzle system. | 12-18-2014 |
20140367481 | High Viscosity Fluid Dispensing System - A method and apparatus for depositing a fluid over an interface. A nozzle may comprise a body having a first end and a second end, an input located at the first end of the body, an output located at the second end of the body, and a plurality of channels located within the body. The input may be configured to receive a fluid. The plurality of channels may have a configuration that causes the fluid received through the input to flow through the plurality of channels and exit the output to form a deposition having a desired shape over an interface. | 12-18-2014 |
20150241870 | PORTABLE COMPUTER AND ASSOCIATED METHOD OF MODELING A SEALANT SPRAYING PROCESS - A portable computer, a method and a computer-readable storage medium are provided to facilitate modeling of a sealant spraying process. In the context of a method, a portable computer is provided that is configured to receive a plurality of parameters related to the sealant spraying process and to determine instructions regarding the sealant application. The method also includes receiving, with the portable computer at a location proximate a workpiece to be subjected to a spray sealant, the plurality of parameters relating to the sealant spraying process. The method further includes determining, with the portable computer at the location proximate the workpiece, instructions regarding the sealant application based upon the plurality of parameters relating to this sealant spraying process. The method additionally includes displaying the instructions regarding the sealant application. | 08-27-2015 |
20150260171 | METHOD AND SYSTEM FOR PRODUCING ELECTRICITY FROM AIRPORT ACOUSTICAL ENERGY - A system and method for generating electricity from acoustic energy from an aircraft on a runway. Acoustic wave collectors mounted along the runway collect the acoustic energy and direct such acoustic energy to an associated acoustic converter assembly. A vibrating element is mounted within a housing of the acoustic converter assembly. The vibrating element moves in response to the acoustic energy. This movement draws air into the housing below the vibrating element and then forces the air downward to form an output air flow. The output air flow is directed to an associated turbine assembly to cause a shaft to rotate at a rate proportional to the magnitude of the received output air flow. An associated generator that is coupled to the shaft generates electricity proportionally to the rate of rotation of the shaft. The electricity from each generator is converted and sent to a substation for distribution. | 09-17-2015 |
Patent application number | Description | Published |
20090272884 | Optical Encoder with Amplitude Correction - According to one embodiment, there is provided an optical encoder having a photodetector array comprising motion detection photodetectors and at least one reference photodetector vertically offset from the motion detection photodetectors. The output signal generated by the at least one reference photodetectors is employed to correct undesired variations in the amplitudes of the output signals generated by the motion detection photodetectors. Such variations typically arise from various mechanical and optical misalignments in the optical encoder, and are compensated for by using the reference output signal to add to or subtract from, as required, the amplitudes of motion detection output signals. | 11-05-2009 |
20100214139 | Interpolation Accuracy Improvement in Motion Encoder Systems, Devices and Methods - Disclosed are various embodiments of interpolation circuits for use in conjunction with optical encoders. The analog output signals provided by incremental or absolute motion encoders are provided to an interpolation circuit, which is capable of providing high interpolation factor output signals having high timing accuracy. The disclosed interpolation circuits may be implemented using CMOS or BiCMOS processes without undue effort. | 08-26-2010 |
20130181122 | OPTICAL ENCODER WITH SIGNAL OFFSET CORRECTION SYSTEM - An offset correction system for correcting signal offset of an encoder. The offset correction system may include a light emitter, an encoder disk, a reticle, a light detector; an offset detection circuit and an offset correction circuit. The offset detection circuit may comprise a comparator and an offset detector configured to receive sinusoidal output signals from the light detector and a reference signal to create digital pulses for determining the signal offset. The offset correction circuit may be configured to apply a gain to correct the offset output signal. The offset correction may be implemented in real time mode. | 07-18-2013 |
20130228676 | Optical Encoder With An LED Current Regulation System - An LED current regulator can regulate an LED current of an encoder system. The LED current regulator may comprise a first analog multiplier and a second analog multiplier. Each of the first and second analog multipliers may be configured to receive respective photodetector output signals, characterized by a peak-to-peak voltage, Vpp, and may be configured to generate respective first and second multiplier output signals. The first and second multiplier output signals may be combined to produce a first DC level, which may be representative of the peak-to-peak voltage, Vpp, of the photodetector output signals. | 09-05-2013 |
20150323345 | Encoder System With Error Detection And Signal Conditioning Circuits - An encoder system for detecting a movement of a part of a motor system is disclosed. The encoder system may comprise a sensor array, a detection controller, and an error detector circuit. The sensor array may be configured to generate first and second periodic signals in accordance to the movement of the part of the motor system. The detection controller may be coupled to the sensor array and may be configured to generate a periodic control signal derived from at least one of the first and second periodic signals. The error detector circuit may be coupled to the sensor array and the detection controller and configured to generate an error signal when at least one of the first and second periodic signals is outside a predetermined range when the periodic control signal is triggered. | 11-12-2015 |
Patent application number | Description | Published |
20110064591 | Comprehensive Control System for Mobile Pumping Apparatus - A control system for a pumping apparatus consisting of an engine-driven primary pump includes an intake pressure regulating system for maintaining the intake pressure above a preset low value, a discharge pressure regulating system for maintaining the discharge pressure below a preset maximum value, and a master controller for monitoring, recording, and controlling the intake and discharge pressure regulating systems and other components of the system. The discharge pressure regulating system includes a pump governor which varies the engine RPM and operates a relief valve in response to fluctuations in discharge pressure. The intake pressure regulating system includes a reserve tank that is automatically maintained at a preset level which determines the minimum intake pressure of the system. The system may also include a priming pump, foam tanks, foam pumps, bottled nonflammable gas, and an air compressor. | 03-17-2011 |
20110298251 | Air Tank Bracket with Strap-Supporting Arms - A bracket assembly for detachably retaining a body-carried device such as a self-contained breathing apparatus (SCBA) is provided with strap-supporting arms for holding the shoulder straps of the device in a ready-to-wear position. At least a portion of each arm is movable from a generally horizontal, load-bearing or “working” position to a generally vertical, out-of-the-way or “rest” position. A spring or other resilient member urges the movable portion of each arm to the rest position, so the arms do not present a safety hazard to personnel in the area after the body-carried device has been removed from the bracket assembly. | 12-08-2011 |
20120268266 | Warning Light System for Emergency Vehicles - A vehicle-mounted warning light system comprises a housing containing a central light surrounded by several sets of outer lights. A controller is programmed to light the central first, and then each set of outer lights in sequence, while at the same time increasing the intensity of the lights, so that the system appears to an observer to be a single light that is getting bigger and brighter. This creates the illusion that the vehicle is travelling toward the observer faster than it actually is, thus prompting the observer to quickly yield right-of-way. | 10-25-2012 |
Patent application number | Description | Published |
20090183945 | SEARCH LINE RESCUE SYSTEM - A search line rescue system for use by rescue personnel to facilitate a safe search and rescue mission through an area of low to zero visibility is disclosed. The search line rescue system comprises a search rope having a first end configured to be attachable to a fixed point at an entry point, a central portion with at least one distance marker and a second end. The system further comprises a search device handle with a leading end and a trailing end wherein the search device handle is slidably coupled to the search rope. The search device handle comprises a rigid body, an automatic lock mechanism coupled to the rigid body wherein the automatic lock mechanism comprises a manual lock mechanism release, and at least one tag line attachment anchor. At least one locking directional indicator is securely coupled to the search rope at a desired location, and is configured to releasably engage with the automatic lock search mechanism of the search device handle. | 07-23-2009 |
20090208346 | SYSTEM AND METHOD OF CONTROLLING PUMP PRESSURE - A method and system for operating a pump driven by an engine are disclosed, including adjusting and measuring a speed of the engine with a controller electrically coupled to the engine, the controller having encoded therein a computer-readable method of controlling a pump; receiving a first discharge pressure at a first engine speed from a discharge pressure sensor coupled to a discharge line of the pump, and a second discharge pressure at a second engine speed from the discharge pressure sensor; determining a pump constant and an intake pressure in response to the first and second engine speeds; determining a maximum engine speed in response to the pump constant, the intake pressure, and a desired discharge pressure; and, limiting the engine speed to the maximum engine speed. | 08-20-2009 |
20120012344 | HYDRAULIC SYSTEM AND METHOD FOR DELIVERING ELECTRICITY, WATER, AIR, AND FOAM IN A FIREFIGHTING APPARATUS - A firefighting apparatus comprising a controller, and a hydraulic pump driven by a power-take-off and operable to supply a hydraulic fluid under pressure. A water pumping subsystem is powered by the hydraulic fluid and operable to supply water under pressure to a conduit, wherein a flow rate of water is substantially regulated by controlling the hydraulic fluid input to the water pumping subsystem. A chemical foam subsystem is powered by the hydraulic fluid and operable to inject foam at a predetermined flow rate into the conduit, wherein the flow rate of the foam is substantially regulated by controlling the hydraulic fluid input to the chemical foam subsystem. An electrical power generator subsystem is powered by the hydraulic fluid and operable to generate electrical power, wherein the frequency and voltage of the generated power is substantially regulated by controlling the hydraulic fluid input to the electrical power generator subsystem. A hydraulic fluid cooling device receives and cools the hydraulic fluid returned from the water pumping subsystem, chemical foam subsystem, and electrical power generator subsystem. A hydraulic reservoir further stores the cooled hydraulic fluid. | 01-19-2012 |
20120119899 | Integrated Vehicular Scene/Warning Light Assembly - A vehicular integrated light assembly comprises a first and second pluralities of LEDs arranged on a circuit board, and a controller electrically coupled to the first and second pluralities of LEDs. The light assembly further comprises a housing and at a lens hermetically sealing the circuit board and first and second pluralities of LEDs within the housing. The controller is operable to operate in a warning light mode in which the first plurality of LEDs emit a bright light in a first predetermined color and flash in a first predetermined sequence, and the second plurality of LEDs emit a bright light in a second predetermined color and flash in an alternating sequence from the first predetermined sequence. The controller is further operable to transition to a scene light mode in which the second plurality of LEDs emit a steady bright light in the second predetermined color to illuminate the surroundings. | 05-17-2012 |
20120285709 | Fire Hose Deployment Device - A fire hose deployment device for a firefighting robotic vehicle comprises a wagon body having a bottom and two generally vertical sides, a front tongue coupled to the wagon body and hitched to a rear hitch of the robotic vehicle. The wagon body has left and right wheels coupled to the wagon near the rear of the wagon body, and the wagon body carries a fire hose with a first end coupled to a nozzle on the robotic vehicle and a second end coupled to a fluid source. | 11-15-2012 |
20130008044 | Individual Gear Dryer System - A dryer system for a firefighting ensemble comprising a housing having an air intake port and an air outlet port, a forced air assembly including a heater and a blower accommodated within the housing, a plurality of flexible porous hose segments coupled to the air outlet port operable to receive and conduct forced air therefrom, and the plurality of flexible porous hose segments are operable to conduct forced heated air into elements of the firefighting ensemble to speed drying. | 01-10-2013 |
20130008518 | Water Supply Control System - A water supply control system for use with a fire hydrant comprises a four-way valve assembly having a first inlet port for coupling to a nozzle of the fire hydrant via a fire hose, the four-way valve assembly operable to selectively open and close the inlet and outlet ports according to an operating mode of the four-way valve assembly, a stable and sturdy platform substantially supporting the weight of the four-way valve assembly, a flexible tether strap secured to the platform at a first end and having a fastener at a second end for releasably coupling to the fire hydrant, a status indicator mounted on the four-way valve assembly operable to provide a visual indication of the operation mode of the four-way valve assembly, and a scene light mounted on the four-way assembly operable to provide high-intensity illumination. | 01-10-2013 |
Patent application number | Description | Published |
20120285706 | Fire Hose Deployment Device - A fire hose deployment device for a firefighting robotic vehicle comprises a wagon body having a bottom and two generally vertical sides, a front tongue coupled to the wagon body and hitched to a rear hitch of the robotic vehicle. The wagon body has left and right wheels coupled to the wagon near the rear of the wagon body, and the wagon body carries a fire hose with a first end coupled to a nozzle on the robotic vehicle and a second end coupled to a fluid source. | 11-15-2012 |
20130008045 | Individual Gear Dryer System - A dryer system for a firefighting ensemble comprising a housing having an air intake port and an air outlet port, a forced air assembly including a heater and a blower accommodated within the housing, a plurality of flexible porous hose segments coupled to the air outlet port operable to receive and conduct forced air therefrom, and the plurality of flexible porous hose segments are operable to conduct forced heated air into elements of the firefighting ensemble to speed drying. | 01-10-2013 |
20130098642 | System and Method of Automatic Pump Operation - A system for automatically setting up a truck-mounted pump driven by an engine for pumping operation, comprising a transmission control having a visual indicator and coupled to a transmission of the truck, a pump control having a visual indicator and coupled to the pump, a prime control having a visual indicator and coupled to a prime pump, a master system control switch operable to receive operator input, and a main controller in data communication with the transmission control, pump control, prime control, and the master system control switch, the main controller receiving an input from the master system control switch to initiate pump setup operation, and automatically transmitting alert signals to the visual indicators of the transmission control, pump control, and prime control to provide visual guidance to the operator in the proper sequence of steps to set up the pump for pumping operation. | 04-25-2013 |
20130098643 | System and Method of Automatic Hose Bay Jam Prevention - A system resides on a fire truck carrying at least one fire hose in a hose bay. The system comprises a target device coupled to the at least one fire hose, a proximity sensor coupled to the hose bay and operable to detect the presence and absence of the target device, and a controller coupled to the proximity sensor and control valve and operable to enable opening of the control valve in response to the proximity sensor detecting the absence of the target device indicative of a substantially complete removal of the at least one fire hose from the hose bay of the fire truck, and operable to disable opening of the control valve in response to the proximity sensor detecting the presence of the target device indicative of the at least one fire hose remaining in the hose bay of the fire truck. | 04-25-2013 |
20130105182 | System and Method of Automatic Tank Refill | 05-02-2013 |
20130145641 | INDIVIDUAL GEAR DRYER SYSTEM - A dryer system for a firefighting ensemble comprising a housing having an air intake port and an air outlet port, a forced air assembly including a heater and a blower accommodated within the housing, a plurality of flexible porous hose segments coupled to the air outlet port operable to receive and conduct forced air therefrom, and the plurality of flexible porous hose segments are operable to conduct forced heated air into elements of the firefighting ensemble to speed drying. | 06-13-2013 |
20130194090 | WARNING AND SCENE LIGHTING SYSTEM - A lighting system for use with an emergency vehicle comprising at least one lighting bar mounted to an exterior surface of the emergency vehicle, the lighting bar comprises a plurality of lighting elements operable to emit light, the at least one lighting bar operable to be placed in a first substantially horizontal lowered position and a second substantially vertical raised position, and a controller electrically coupled to the at least one lighting bar and configured to receive user input and controllably place the at least one lighting bar in one of a raised and lowered positions in response to the user input. | 08-01-2013 |
20130253711 | COMPLETE INTEGRATED FIREGROUND CONTROL SYSTEM AND METHOD - A control system comprises a central controller adapted to receive user input and commands, and in communication with a plurality of remote sensors adapted to detect various vehicular parameters: water pressure, water level, water flow rate, engine speed, pump speed, etc., and firefighter parameters: air tank level, air flow rate, body temperature, respiration rate, O | 09-26-2013 |
20140340214 | WARNING AND SCENE LIGHTING SYSTEM - A lighting system for use with an emergency vehicle comprises at least one elongated lighting bar mounted to an exterior surface of the emergency vehicle, the lighting bar comprises a plurality of lighting elements operable to emit light, the at least one lighting bar operable to be placed in a first substantially horizontal lowered position and a second substantially vertical raised position, and a controller electrically coupled to the at least one lighting bar and configured to receive user input and controllably place the at least one lighting bar in one of a raised and lowered positions in response to the user input, the controller further configurable to operate the plurality of lighting elements in a predetermined repeating on/off sequence involving increasing number of lit lighting elements and increasing light intensity over time. | 11-20-2014 |
20140352985 | Self-Regulating Foam Dispensing System - A pumping apparatus comprising an engine-driven primary pump and a discharge system is provided with a hydraulically driven additive injection system. The additive injection system includes at least one vessel containing an additive, a delivery conduit for transporting the additive from the vessel to the discharge system, and an additive pump for pumping the additive from the vessel to the discharge system via the delivery conduit. The additive pump is preferably a centrifugal pump driven by a hydraulic turbine mounted within the discharge system downstream of the primary pump. | 12-04-2014 |
20140376216 | Combination Emergency Scene Illumination and Traffic Control System - A combination scene lighting and traffic control system includes a scene illumination apparatus for illuminating an emergency scene, and a detachable adapter for converting the illumination apparatus into a traffic light. The scene illumination apparatus includes at least two separately actuatable lighting elements within a tripod-mounted housing. A control device allows simultaneous actuation of both lighting elements when maximum illumination is desired or actuation of a single element if less illumination is desired. The adapter holds two different colored filters, each of which overlies a different one of the lighting elements when the adapter is secured to the illumination apparatus, so that one colored light will be visible to approaching motorists when a first of the lighting elements is actuated and a different colored light will be visible when a second of the lighting elements is actuated. The filter colors are preferably associated with traditional traffic control colors such as red and green, so that approaching motorists will stop or go depending on which color light is visible. | 12-25-2014 |
20150054643 | Warning Light System for Emergency Vehicles - A vehicle-mounted warning light system comprises a housing containing a central light surrounded by several sets of outer lights. A controller is programmed to light the central first, and then each set of outer lights in sequence, while at the same time increasing the intensity of the lights, so that the system appears to an observer to be a single light that is getting bigger and brighter. This creates the illusion that the vehicle is travelling toward the observer faster than it actually is, thus prompting the observer to quickly yield right-of-way. | 02-26-2015 |
Patent application number | Description | Published |
20100264169 | FRAGRANCE DISPENSING PUMP HEAD - The container has a fragrance emitting dispensing pump. The dispensing pump has a pump mechanism and pump head on one end of the pump mechanism. The dispensing pump head is comprised of an upper portion and a lower portion. The fragrance substance is within an internal area in the upper portion, the lower portion or both portions of the dispensing pump head. The lower portion has a structure for attaching the dispensing pump to the container. The upper portion of the dispensing pump head has a dispensing channel through the internal area that on one end extends into the lower portion of the pump head to the pump mechanism and at a second end is open to the exterior atmosphere. The internal area contains a fragrance substance. A peripheral wall of the upper portion and a peripheral wall of the lower portion have a space, and optionally at least one aperture that is in communication with the exterior of the dispensing pump. In addition the lower portion can have more than one fragrance containing space. Upon the actuation of the dispensing pump fragrance that is contained within the internal area is emitted dynamically from the space which in one embodiment can include peripheral aperture(s). In the primary embodiment additionally some fragrance can be emitted by convection during the time that the pump not being actuated. The fragrance substance may be a solid, solid particles or it can be compressible material | 10-21-2010 |
20120155947 | CONSUMER PACKAGING - Disclosed is a package for a composition, the package comprising a container having a base comprising a base face for standing the package on a planar surface, and a cap removably connected to and covering a dispensing end of the container opposite to the base. The cap has an end face which is inclined to the base face, and the container and cap are shaped to permit the package, independent of the amount of the consumer composition contained within the container, selectively to be stood on the base face in an upright orientation on the planar surface or on the end face in an inverted orientation on the planar surface. | 06-21-2012 |
20120219349 | CONSUMER CARE PACKAGING - Disclosed is package for a consumer care composition. The package comprises a container containing a consumer care composition, the container having a base for standing the package on a surface, a body portion above the base, a neck portion above the body portion, and a dispensing head above the neck portion. The body portion is aligned along a first axis and the neck portion is aligned along a second axis which is inclined to the first axis so that the dispensing head is directed upwardly and laterally towards a front of the container. The neck portion and the dispensing head have an exterior periphery which is not equal to that of the body portion. | 08-30-2012 |
20130119059 | PACKAGING FOR A CONSUMER PRODUCT - A consumer product comprises a container for packaging a composition having a scent. A removable cap is fitted to the container, with the cap and the container defining a cavity therebetween. The cap has an orifice, for communicating between the cavity and an exterior of the cap, and a manually deformable part which is adapted to be displaceable thereby to displace air from an internal location within the cavity outwardly through the orifice. | 05-16-2013 |
20150144585 | BOTTLE - Provided is a bottle ( | 05-28-2015 |
20150282591 | STICK PRODUCT DISPENSING SYSTEM - A stick product dispensing system is disclosed which prospectively provides an advance or early warning to a user that the product will soon be depleted. In one embodiment, the product dispensing system includes a dispenser ( | 10-08-2015 |
Patent application number | Description | Published |
20140168030 | Reconfigurable Multiband Antenna - A mobile node (MN) comprising an antenna comprising a proximate end, a distal end, and a midpoint, a first feed coupled to the antenna between the proximate end and the midpoint, a second feed coupled to the antenna between the distal end and the midpoint, a first switch configured to toggle between coupling the first feed to a main feed and coupling the second feed to the main feed, and a controller configured to control the toggling of the first switch. | 06-19-2014 |
20140187178 | Method and Apparatus for a Tunable Antenna - A method for tuning an antenna comprising determining an operating frequency band of the antenna, and adjusting a capacitance of a tunable load according to the operating frequency band, wherein the tunable load is electromagnetically coupled to the antenna via a parasitic arm, and wherein the operating frequency band depends on the capacitance. | 07-03-2014 |
20140253399 | Wideband Slot Antenna for Wireless Communication Devices - An antenna comprising a conductive base comprising a west edge, an east edge, a north edge, a south edge, and a center axis, a left slot of nonconductive material extending from the south edge toward the north edge and positioned between the west edge and the center axis, and a right slot of nonconductive material extending from the south edge toward the north edge and positioned between the east edge and the center axis. | 09-11-2014 |
20140253406 | Segmented Antenna - An antenna comprising a main arm comprising conductive material, wherein the main arm is connected to a signal feed, and a first coupling arm comprising conductive material, wherein the first coupling arm is electrically coupled to a ground, and wherein the first coupling arm is electrically coupled to the main arm across a first span of nonconductive material. Also disclosed is a mobile node (MN) comprising a signal feed, a ground, and an antenna comprising a main arm comprising conductive material, wherein the main arm is connected to the signal feed, and a first coupling arm comprising conductive material, wherein the first coupling arm is connected to the ground, and wherein the first coupling arm is electrically coupled to the main arm across a first span of nonconductive material. | 09-11-2014 |
20150054711 | System and Method for a Mobile Antenna with Adjustable Resonant Frequencies and Radiation Pattern - Embodiments are provided for an efficient antenna design and operation method to adjust or add frequency bands at mobile devices using the available limited antenna size. The embodiments include electrically coupling to the antenna elements at a mobile or radio device a tuning stub or element through a printed circuit board (PCB) or a metal chassis. The PCB is placed between the antenna elements and the tuning stub and is connected to the antenna elements. The tuning stub, e.g., at a corner of the PCB, is connected or disconnected via a switch from the PCB, and hence the antenna elements, to shift the radiation of the antenna at different frequencies and also provide an additional mode of radiation. The tuning stub can also be switched to vary the radiation pattern of the antenna. | 02-26-2015 |
20150188599 | WIRELESS ELECTRONIC DEVICE WITH SWITCHABLE ANTENNA SYSTEM - Various disclosed embodiments include methods and systems for operating a wireless electronic device having one or more antennas. The method comprises monitoring at least one parameter of a signal received from a remote transmitter. The method includes determining that the at least one parameter meets a first threshold and performing, at the wireless electronic device, a probing operation. The probing operation includes performing an antenna switching operation. The probing operation includes generating first signal information of the received signal prior to the antenna switching operation and generating second signal information of the received signal subsequent to the antenna switching operation. The probing operation includes determining whether the antenna switching operation achieves a desired gain based at least in part on the generated first and second signal information. The probing operation includes reversing the antenna switching operation in response to the desired gain not being achieved. | 07-02-2015 |
20150270613 | Broadband Switchable Antenna - System and method embodiments are provided for a broadband switchable antenna. The embodiments enable an easily tunable, temporally switchable antenna with good low- and high-band performance with controlled high impedance loci that easily coexists with other wireless device components. In an embodiment, a broadband switchable antenna includes an antenna feed; a high-band antenna arm comprising a first end electrically coupled to an antenna feed and a second end electrically coupled to ground; a switch coupled to the antenna feed at a position proximate to the first end of the high-band antenna arm; and a low-band antenna arm comprising a first end electrically coupled to the switch, wherein the antenna is configured to operate in a high-band mode when the switch is open and to operate in a low-band mode when the switch is closed. | 09-24-2015 |