Abstract: In certain embodiments, a remotely controllable television has an energy converter that receives light energy from a laser in a remote controller and converts the light energy to electrical energy. A remote control code interpreter that is receives a turn-on code from the remote controller. The electrical energy from the energy converter is used to supply power to the remote control code interpreter. This abstract is not to be considered limiting, since other embodiments may deviate from the features described in this abstract.

Abstract: A method for generating and transmitting deception signals to location devices comprises use of tracking monopulse radars and associated apparatus to be installed on aircraft in particular of the rotary-blade type. The deception signals generated and sent to the tracking radar cause an angular deception, and such that, for example, the aircraft may be viewed by the radar in a direction different from the real direction.

Abstract: A system is delineated comprising a TCAS receiver having one or more filters, one or more amplifiers and one or more A/D converters, the one or more A/D converters for digitizing analog data into digital data for decoding one or more of an ADS-B message and a TIS-B message; and circuitry for receiving the digital data and decoding the one or more of an ADS-B message and a TIS-B message, wherein the circuitry includes two or more paths for the decoding.

Abstract: A process and a device for detecting aircrafts circulating in an air space surrounding an airplane is disclosed. The device (1A) comprises means (2, 3) for detecting an aircraft circulating in the air space surrounding the airplane and, in case of a detection, for determining a first position and a second position of the aircraft with respect to the airplane, and means (8A) for comparing said first and second positions so as to check whether they match.

Abstract: A method for determining a physical property of a structural member in a dynamic multi-path clutter environment is given. The method comprises transmitting an RF interrogation signal to a wireless sensor operable to receive the RF interrogation signal, produce a reference signal and a measurement signal, and transmit the reference signal and the measurement signal in the dynamic multi-path clutter environment. The reference signal is delayed by a first time delay and the measurement signal is delayed by a second time delay that is a function of the physical property to be determined. The first and second time delays are associated by a known relationship defined by the wireless sensor. The method further comprises receiving the transmitted reference signal and the transmitted measurement signal and comparing the transmitted reference signal and the transmitted measurement signal in the time domain. Finally, the method comprises using this comparison to determine the physical property of the structural member.

Abstract: A radar system includes: a transmission antenna outputting transmission signals having multiple frequencies; multiple reception antennas receiving reflected waves of the transmission signals, reflected from an object; a mixer mixing the transmission signals with reception signals received by the reception antennas to generate beat signals; and a signal processing unit detecting Doppler frequency by analyzing frequencies of the beat signals, detecting phase information of the Doppler frequency for each of combinations of the reception antennas and the transmission signal frequencies, constructing a matrix having the pieces of phase information arranged in a predetermined order with respect to the reception antennas and the frequencies of the transmission signals, obtaining a correlation matrix from the matrix and its complex conjugate transposed matrix, and estimating at least one of a distance, direction and relative velocity of the object based on the correlation matrix.

Abstract: A land-based Smart-Sensor System and several system architectures for detection, tracking, and classification of people and vehicles automatically and in real time for border, property, and facility security surveillance is described. The preferred embodiment of the proposed Smart-Sensor System is comprised of (1) a low-cost, non-coherent radar, whose function is to detect and track people, singly or in groups, and various means of transportation, which may include vehicles, animals, or aircraft, singly or in groups, and cue (2) an optical sensor such as a long-wave infrared (LWIR) sensor, whose function is to classify the identified targets and produce movie clips for operator validation and use, and (3) an IBM CELL supercomputer to process the collected data in real-time. The Smart Sensor System can be implemented in a tower-based or a mobile-based, or combination system architecture. The radar can also be operated as a stand-alone system.

Abstract: A system and method for determining the geolocation of a signal emitter moving at an unknown velocity by combining signal data of a target detection platform (e.g., a radar system) and signal data collected by two or more moving signal collection platforms (e.g., RF signal receivers). In one embodiment, the target detection platform determines tentative location and velocity of the signal emitter, and the signal collection platforms are configured to perform TDOA and/or FDOA analysis of the collected signal data corresponding to a signal of the signal emitter. In one embodiment, solutions provided from the TDOA and/or FDOA analysis are unbiased by using the tentative velocity of the signal emitter, and the geolocation of the signal emitter is determined by matching the TDOA/FDOA solutions and the detected tentative location.

Abstract: 1. A device and a method for the improved directional estimation and decoding by means of secondary radar signals. 2.1 Radio-based positioning systems on the basis of secondary radar signals are known. For this purpose special receiver systems are utilized for estimating the direction, and special receiver systems are utilized for decoding secondary radar signals. In particular, a secondary radar system is absent, which, among others, takes into consideration any shortcomings of the hardware used, such as coupled antenna elements, different low-end impedances, deviating distances between the antenna elements, manufacturing and installation tolerances, and the like. 2.

Abstract: A system and method for a self calibrating conformal phased array are disclosed involving a plurality of transmit/receive elements; a plurality of embedded, calibration transmit/receive elements scattered across the array; and at least one back-end processor. The calibration transmit/receive elements are used to track any physical calibration transmit/receive element's relative position change caused by array flexure. In one or more embodiments, each of the calibration transmit/receive elements transmit a tone using a small antenna, and the other calibration transmit/receive elements receive the tone using small antennas. The calibration transmit/receive elements that receive the tone measure the phase of the received tone. At least one back-end processor uses the measured phases to determine differential phases from a phase calibration table. Also, at least one back-end processor uses the differential phases to compute a change in apparent location of each transmitting calibration transmit/receive element.

Abstract: This disclosure provides a target object detection device for detecting different detection areas by different pulse-shaped signals and synthesizing detected information to detect an area from an antenna position to a given distance. The device includes a transmission module for transmitting at least two or more different pulse-shaped transmission signals at predetermined timings, a reception module for receiving a reflection signal of each of the transmitted pulse-shaped transmission signals to generate a reception signal, a saturation detection module for comparing a level of each of the reception signals with a predetermined threshold to detect saturation of the reception signal, and an image forming module for forming a detection image based on the reception signals. The transmission module generates an alternative pulse-shaped signal that is different from the transmitted pulse-shaped transmission signal when the saturation detection module detects the saturation of the reception signal.

Abstract: A process and a device for automatically determining meteorological conditions in the vicinity of an aircraft is disclosed. The device (1) comprises a meteorological radar (2), able to determine the meteorological information associated with a primary geographical area ahead of an aircraft, and means (3, 4A, 4B) for automatically determining the meteorological conditions associated with a geographical area being extended with respect to the primary geographical area.

Abstract: A position calculation method and apparatus are described. The position calculation apparatus may include an inertial measurement unit and be configured to be coupled with at least one sensor unit for detecting a physical event for use in position calculation. The presence of and type sensor unit may identified, and the position processing to be undertaken may depend on this identification.

Abstract: A system determines and transmits correctional data of a global navigation satellite system (GNSS) which has a plurality of reference stations that can be used to determine the correction data by repeatedly measuring the position of the reference stations and comparing it to the previously determined exact position. The data determined in this manner are transmitted to a central station via a network and optionally processed in the central station. Such a system requires that every reference station be equipped with a GNSS receiver, but it is especially the connection to the central station that requires considerable financial resources for the establishment of the connection and both for the maintenance and operation of the network. An already existing network of the phasor measurement units of a power transmission network is therefore used.

Abstract: Methods and by which a radio signal transmitter of a photographic device may be configured to adhere to the local legal and regulatory limits of a specific region based on a locational fix data derived from a global positioning system GPS receiver of the photographic device.

Abstract: Disclosed is an apparatus, system and method for location determination following a search discontinuity utilizing early sampling of a satellite positioning system signal to determine a common code phase offset, pseudorange rate and mode of location calculation.

Abstract: A reception device includes: a variable-directivity antenna; an antenna amplifier which amplifies a signal inputted from the variable-directivity antenna; a regulator which supplies DC power to the antenna amplifier; a full wave rectification unit which supplies the DC power to the regulator; a signal line; a DC power source; and a switching unit which switches connection with the DC power source. DC voltage is applied to the DC power source by the signal line so as to control the directivity of the variable-directivity antenna. Moreover, the DC power is supplied to the regulator via the full wave rectification unit. When the connection of the switching unit is switched, the DC voltage supplied to the variable-directivity antenna is reversed between positive and negative voltage but the DC voltage supplied to the regulator is not reversed.

Abstract: A “synchrolite” or rebroadcasting device allows GPS or GNSS navigation signals received at one or several locations to be processed at a separate location. The signals received by the synchrolite are added to a pilot tone and then encoded with a superimposed spread-spectrum code before being rebroadcast. The superimposed code allows signals from different synchrolites to be distinguished during the navigation process.

Abstract: A dual-band antenna for use in a wireless network device comprises first, second, and third radiators. The first and second radiators are connected by a stand portion. The second radiator is a generally C-shaped plate having a connecting section and a free-end portion. A ground end and an input end are provided at predetermined positions of the connecting section and are respectively and electrically connected to a grounding portion and a control circuit of a substrate. The free-end portion overlaps with the orthogonal projection of the first radiator and is parallel to the first radiator. The third radiator is electrically connected to the second radiator via a conductive post and is parallel to the second radiator. The second and third radiators are provided on the substrate while the first radiator is provided outside the substrate. The first, second, and third radiators are parallel to and spaced apart from one another.

Abstract: A radio frequency (RF) antenna containing element is provided. The RF antenna containing element includes a reinforced metal foil laminate antenna bonded to a carrier layer. The reinforced metal foil laminate antenna includes a metal foil layer bonded to a reinforcement layer. The reinforcement layer can mitigate tearing of the metal foil layer during formation of the antenna.

Abstract: A mobile communication terminal having a first housing section and a second housing section is provided. The first housing section includes a metallic portion. The second housing section is movably coupled to the first housing section. The second housing section is provided with an antenna. The second housing section is provided with a conductive element which covers a portion of the antenna from the metallic portion regardless of a position of the second housing section relative to the first housing section. The conductive element is electrically open.

Abstract: An object of the present invention is to obtain high radiation efficiency by strengthening electromagnetic coupling in an antenna device that supplies a radiation current by the electromagnetic coupling. An antenna device includes a substrate 110 and a conductor pattern that includes a radiation conductor 121, a feed conductor 122, and a coupling conductor 123 formed on the substrate 110. Both the feed conductor 122 and the coupling conductor 123 are formed on a side surface 115 of the substrate 110. One end 122a of the feed conductor 122 is connected to a feed line, and other end 122b is connected to a ground pattern. A coupling portion 122b of the feed conductor 122 is substantially U-shaped, and the coupling conductor 123 is electromagnetically coupled to the coupling portion 122b of the feed conductor 122. Because the feed conductor 122 is gently curved, an electric filed concentration can hardly occur.

Abstract: A portable terminal comprises a ground portion mounted in a body of the portable terminal, and configured to form electrical ground of a circuit board which controls the portable terminal, a conductive member mounted to a case which forms appearance of the body, and formed of a conductive material, a first radiator electrically connected to the ground portion so as to be fed by the ground portion, and configured to transmit and receive radio electromagnetic waves, a second radiator formed of a conductive material, and connected to the conductive member so as to form an antenna pattern together with the ground portion and the conductive member, the antenna pattern consecutive with a feed point of the first radiator, and a connection member configured to electrically connect edges of the ground portion to the conductive member such that the first radiator and the antenna pattern form a dipole antenna.

Abstract: A wireless device, including an antenna in one of two casings and including, in a joint part where the two casings are joined together, another antenna different from the antenna included in the casing, is capable of reducing deterioration in properties of the antenna included in the casing.

Abstract: An antenna used in portable electronic devices includes a first antenna unit shaped as a planar inverted-F antenna (PIFA) and a second antenna unit shaped as a loop antenna and connected to the first antenna unit. The first antenna unit receives/sends wireless signals at relatively higher frequencies, the second antenna unit receives/sends wireless signals at relatively lower frequencies, and the first antenna unit is coupled with the second antenna unit to regulate the working frequency band of the antenna.

Abstract: An active tuned loop-coupled antenna capable of optimizing performance over incremental bandwidths and capable of tuning over a large total bandwidth to be used in wireless communications. The active loop is capable of serving as the radiating element or a radiating element can be coupled to this active loop. Multiple active tuned loops can be coupled together to extend the total bandwidth of the antenna. Active components can be incorporated into the antenna structure to provide yet additional extension of the bandwidth along with increased optimization of antenna performance over the frequency range of the antenna.

Abstract: A directional communication antenna comprising a conductive member connected to transmitter power amplifiers or receiver input amplifiers is provided. The simplest antenna form includes a conductor connected to a pair of transmitter power amplifiers or a pair of receiver input amplifiers. Antenna in the transmitter mode is connected to a pair of power amplifiers sending synchronized rf signals to the ends of a conductor. Applied signals travel and collide on antenna where they are converted into the free-space wave. In the receiving mode, two or more receiver input amplifiers are connected to detect and amplify incoming signals. The incoming signals are then electronically added for improved sensitivity.

Abstract: An antenna array comprises a substrate, radiation conductors, a first transmission network, a second transmission network, support members and a grounding plane. The radiation conductors are symmetrically arranged on the substrate. The first transmission network has a first feeder point and feed arms connected to the radiation conductors, wherein each feed arm of the first transmission network and the radiation conductor connected to the feed arm include an angle of 80-100 degrees. The second transmission network has a second feeder point and feed arms connected to the radiation conductors, wherein each feed arm of the second transmission network and the radiation conductor connected to the feed arm include an angle of 80-100 degrees. The radiation conductors, the first transmission network and the second transmission network are all disposed on an identical surface of the substrate. The support members are used to support the substrate and assembled to the grounding plane.

Abstract: A MMIC amplifier is directly connected to the balanced feed points at the aperture of an antenna to eliminate the distance between electronics coupled to the antenna and the antenna itself, such that interfaces, components and connection lines which introduce losses and parasitic effects that degrade system performance are eliminated due the direct connection. Expanding the aperture of the antenna to accommodate the direct connection of a MMIC amplifier to balanced feed points of an antenna has been found to have no deleterious effects on antenna performance. Moreover, when coupling the MMIC amplifier to an unbalanced coaxial line, any associated ripple is minimized due to the direct connection.

Abstract: In a dielectrically-loaded multifilar helical antenna, a conductive phasing ring is arranged between and couples together feed nodes and the helical radiating elements. The phasing ring includes an annular conductive path having an electrical length equivalent to a full wavelength at the operating frequency so as to be resonant at that frequency. The helical elements are coupled to the outer periphery of the phasing ring at respective spaced apart coupling locations. The helical elements may include open-circuit or closed-circuit elongate conductive tracks, or a combination of both. In the case of the helical elements being closed-circuit tracks, these tracks are interconnected by a second resonant ring, which is resonant at the same frequency as or a different frequency from the first resonant ring. The invention is applicable to both end-fire and back-fire helical antennas.

Abstract: A multiband antenna includes a feed portion, a radiating portion and a matching portion. The radiating portion is operable to transceive electromagnetic signals, and includes a first radiator, a second radiator and a third radiator. The first radiator is connected to the feed portion, and includes a first free end and a second free end. The second radiator is bent, and includes a first feed end and a third free end, wherein the first feed end is connected to the feed portion. The third radiator is substantially L shaped, and includes a second feed end and a fourth free end, wherein the second feed end is electrically connected to the feed portion. The matching portion is rectangularly shaped, and electrically connected to the first radiator, for impedance matching.

Abstract: A dual-polarized stacked patch antenna array that operates at two different frequencies. The stacked patch antenna array has a single planar patch antenna subarray disposed on opposite sides of a dielectric structure. The stacked patch antenna array includes a ground plane that is common to each planar patch array antenna. Each planar patch antenna subarray is fed from a single coaxial probe disposed through the center of the stacked antenna array structure. Each patch in the planar patch array antenna subarray is electrically connected by microstrip elements. Each patch and microstrip element is arranged along the X and Y axial directions. A single additional microstrip element is placed in a diagonal orientation in each subarray to connect two patches oppositely oriented within the stacked antenna array structure.

Abstract: An antenna array comprises a plurality of radiation conductors, a first transmission network and a second transmission network. The radiation conductors are arranged symmetrically. Each radiation conductor has a first lateral and a second lateral. The first laterals are extended to delineate a first transmission network area. The second laterals are extended to delineate a second transmission network area. The first transmission network is arranged in the first transmission network area and has a first feeder point. The feed arms of the first transmission network are connected to the first laterals of the radiation conductors. The second transmission network is arranged in the second transmission network area and has a second feeder point. The feed arms of the second transmission network are connected to the second laterals of the radiation conductors.

Abstract: A helix antenna for satellite connections of mobile devices is to be fed from above, and all its radiators are side by side on a same geometric cylindrical surface. The antenna has at least two resonances. In the case of two-resonance every second radiator resonates at a lower frequency and the rest of the radiators at another, higher frequency, the frequency difference being based on the difference in the physical length of the radiators. One conductor of the feed line of the antenna is connected directly to one half of the radiators and the other conductor to the other half of the radiators. No separate feed circuit for the phase shifts is required in an antenna with plurality of helix radiators, because the phasing can be implemented by the positioning of the radiators and the fine tuning of their length. The antenna structure is simple, and case its production costs are relatively low.

Abstract: An antenna apparatus includes a coaxial cable body configured by covering the peripheral portion of a core forming the power feed line with a first coating dielectric unit, a ground line and a second coating dielectric unit in that order, a main antenna element in which the core either singly or in combination with the first coating dielectric unit projects and extends from the distal end of the coaxial cable body, and an impedance adjustment element in which the ground line projects singly from the distal end of the coaxial cable body, and the impedance adjustment element maintains an orientation extending in a direction that differs from the extension direction of the main antenna element and is fixed to the distal end of the coaxial cable body.

Abstract: One or more remote content-displaying devices are represented on a display of a content-pushing device. A user of the content-pushing device is thus enabled to select which remote content-displaying device(s) is to receive and display the content.

Abstract: A dual display device is described where a single display controller (32) is used to support both displays. This is done by using the smart panel display mode of the display controller and connecting to two displays that both support smart panel display mode along with chip select signals (40) that controls when each display should process the signals. This method enables display in simultaneous display mode and mutually exclusive display mode. Using a single display controller to support an additional display enables use of existing smartphone application processors (33) that already provide an embedded display controller supporting smart panel display mode. Hence an extra display can be easily added to existing smartphone implementation with ease, without extensive redesign to schematics, power budget and associated protocols for supporting a second display controller.

Abstract: The color display device includes a colored light generation unit for repetitively generating a plurality of colored lights in a time sequence with a predetermined frequency, and an image generation unit for processing said plurality of colored lights, so as to generate an image corresponding to each of the plurality of colored lights generated in a time sequence. The said predetermined frequency is 180 Hz or more.

Abstract: A light emitting element is provided to allow for resetting a shift register while keeping a frame narrow without increasing complexity of a shift register circuit. A display apparatus has a data line, a scanning line, a pixel circuit, a shift register circuit, a first power supply supplying a voltage to the shift register circuit and a second power supply supplying a voltage to the pixel circuit. One end of the scanning line is connected to an output of the shift register circuit, and writing of a data signal from the data line to the pixel circuit can be controlled by a scanning signal from the scanning line. When the first power supply is on, any one of a high-level signal and a low-level signal is input into the shift register circuit for the number of stages of the shift register, and thereafter, the second power supply is turned on.

Abstract: In a liquid crystal panel, a reflective pixel electrode and a transmissive pixel electrode in a unit pixel are supplied with an image signal output from a data line drive circuit, the two mutually different scanning signals output from a scanning line drive circuit, and common signals output from a common line drive circuit. The phase of the image signal is set different from that of the common signal. Further, a period during which the two scanning signals are selected is set in one horizontal period, the ending of the selection period for one of the scanning signals is set to a point in time before an electrical potential of the common signal changes, and the ending of the selection period for the other scanning signal is set to a point in time after the electrical potential of the common signal changes.

Abstract: A pixel of a liquid crystal display device of the present invention includes a liquid crystal layer 42, a pixel electrode 12 and a counter electrode 22 opposing each other via the liquid crystal layer, a pair of vertical alignment films 32a, 32b, and alignment sustaining layers 34a, 34b formed by a photopolymerized material on surfaces of the alignment films which are closer to the liquid crystal layer. The pixel electrode has cruciform trunk portions 12h, 12v which are positioned so as to coincide with polarization axes of the pair of polarizing plates and a plurality of branch portions 12a, 12b, 12c, and 12d extending from the cruciform trunk portions in directions of approximately 45°. The counter electrode has a cruciform opening 22a which is positioned so as to oppose the cruciform trunk portions. When a predetermined voltage is applied across the liquid crystal layer, four liquid crystal domains are formed.

Abstract: An integrated circuit for converting digital signals to analog signals is provided. The integrated circuit includes a decoder coupled with at least one digital-to-analog converter (DAC). The decoder is capable of receiving at least one n-bit digital signal, decoding m bits of the at least one n-bit digital signal, and outputting at least one (n?m)-bit digital signal and at least one decoded digital signal. The at least one digital-to-analog converter (DAC) is capable of converting the at least one (n?m)-bit digital signal and the at least one decoded digital signal to at least one analog signal.

Abstract: There is provided a backlight unit for an LCD device. The backlight unit, disposed under a liquid crystal panel and emitting light to a liquid crystal panel, includes a lightguide plate, a light emitting diode (LED) array disposed at an edge of the lightguide plate and including a plurality of LED blocks each including at least one LED emitting white light, and a controller controlling a current signal applied to each of the plurality of LED blocks to regulate the luminance of each LED block. Accordingly, the backlight unit can be provided, which is capable of contributing to manufacturing thinner and larger products and realizing effective local dimming by using an LED disposed at an edge of the lightguide plate.

Abstract: An operation control apparatus is provided which includes a detection unit for detecting contact of an operation tool with a display surface of a display unit, a contact determination unit for determining a contact state of the operation tool with the display surface based on the detection result by the detection unit, a contact area recognition unit for recognizing, in the case where it is determined by the contact determination unit that the operation tool is in contact with the display surface, a contact area where the operation tool is in contact with the display surface, and an operation determination unit for determining, from a plurality of operation processing associated with an act of the operation tool in contact with the display surface, an operation processing to be executed, based on a size of the contact area recognized by the contact area recognition unit.

Abstract: A wearable terminal device includes: a head mounted display including a monitor display unit; a line-of-sight detecting unit for detecting a line-of-sight position of a wearer; a sound collecting unit configured to collect sound uttered by the wearer; a sound recognizing unit configured to recognize a sound command from the wearer on the basis of the collected sound; an operation unit configured to receive operation corresponding to the detected line-of-sight position or operation instructed by the recognized sound command; a setting unit configured to set an operation mode corresponding to work of the wearer out of plural operation modes; and a control unit configured to control, in the set operation mode, display of the monitor display unit corresponding to operation by the wearer.

Abstract: Embodiments of the present invention is directed toward determining a location where a pointing device is directed. In one embodiment, the method includes receiving a message at the computing device from the pointing device. Sensor data is extracted from the message, the sensor data comprising accelerometer data, gyroscope data, or a combination thereof. A position of the pointing device in three-dimensional space is identified. An orientation of the pointing device in three-dimensional space is identified using the sensor data. A location to which the pointing device is directed is determined by utilizing the identified position of the pointing device and the identified orientation of the pointing device, and an object on a display screen at the location where the pointing device is directed is altered.

Abstract: An image display device for displaying digital images includes a display screen, a controller and a proximity sensor in communication with the controller. When an external object such as the user's hand is detected by the proximity sensor, the proximity sensor issues a sensing signal to the controller. The controller controls the display of the digital images in response to the sensing signal. Hence, the display of the digital images can be controlled or operated without touching the image display device.

Abstract: The visualization device comprising computation means, display means including at least one prohibited zone and a system for guiding a pointer is characterized in that the pointer can remain immobile in the prohibited zone only for a limited duration, the pointer being automatically directed toward the outside of the prohibited zone after this limited duration.

Abstract: A remote control microdisplay device that uses hand and head movement and voice commands to control the parameters of a field of view for the microdisplay within a larger virtual display area associated with a host application.

Abstract: This invention refers to an online video and web browser remote control specifically; this invention refers to an online video and web browser remote control, which enables command and control of online media at the touch of a button and providing much the same experience as when watching television, without using either a mouse or a keyboard.