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| Number | Title | Issue Date |
| 8184049 | Method and system for sharing clock sources to save power on a GNSS enabled mobile device A GNSS enabled mobile device selects an associated local GNSS clock or host clock as a clock source to operate a GNSS radio and one or more non-GNSS radios within the GNSS enabled mobile device. When the GNSS radio is in a GNSS active mode, the local GNSS clock is t... | 05/22/2012 |
| 8184278 | Optical sensing device with rotating type shading assembly An optical sensing device includes a shell, at least one light emitting member, a rotating type shading assembly and at least one optical sensing member. The shell is formed with a black-body condition space having a light emitting chamber, a shading chamber and at ... | 05/22/2012 |
| 8125384 | Enhancing reception of signals in global positioning systems (GPS) receiver module An antenna assembly for receiving the GPS signals in a global positioning system (GPS) receiver module automatically orients the antenna to better receive the GPS signals. The antenna is oriented by a positioner (e.g., a counterweight) that automatically rotates a f... | 02/28/2012 |
| 8044842 | High accuracy radar altimeter using automatic calibration A method of compensating for component errors within a radar altimeter is described. The method includes periodically switching transmit pulses from a transmit antenna to a programmable delay device, calculating an altitude based on a transmit pulse received from th... | 10/25/2011 |
| 8044856 | Dual LO receiver A selectable frequency source for use in GPS receivers. A device in accordance with one or more embodiments of the present invention comprises at least one reference frequency source, a circuit, coupled to the at least one reference frequency source, and a mixer, co... | 10/25/2011 |
| 8035554 | Device for measuring a position of a mobile station A device for measuring a position of a mobile station according to the present invention comprises: first measuring means for measuring the position of the mobile station based on observed data of signals from satellites using a one-epoch measuring method; second me... | 10/11/2011 |
| 8031110 | Position bias amelioration method and apparatus in GNSS receiver A method of eliminating user position biases caused by satellite constellation changes or differential signal gain/loss is provided. The method comprises: (A) substantially continuously determining an unbiased user's position by using a radio receiver”; (B) detect... | 10/04/2011 |
| 8013782 | Method, use of said method and arrangements in an electronic support measures system A method and arrangement for processing signals emitted by a plurality of apparent emitters that is detected by an Electronic Measures System/Direction Finder unit (ESM1). The ESM1 unit is adapted to identify a real emitter and at least one fal... | 09/06/2011 |
| 8013785 | Positioning system and positioning method It is an object of the present invention to perform positioning at favorable positioning precision and in a favorable positioning time, according to whether a receiver is indoors or outdoors. A positioning server 10 comprises a reception state information acq... | 09/06/2011 |
| 8009083 | Detection and ranging apparatus and method of designing detection and ranging apparatus A method of designing a detection and ranging apparatus having an M number of transmitting elements and an N number of receiving elements, includes decomposing a desired polynomial equation representing an array factor of a K element sensor array into a first polyno... | 08/30/2011 |
| 7999925 | Optical sight An optical sight includes an outer barrel unit, an objective lens unit, an ocular lens unit, a magnification unit, a range-finding module, and a display unit. The objective lens and the ocular lens unit are mounted to front and rear ends of the outer barrel unit, re... | 08/16/2011 |
| 7978122 | Object sensing system An object sensing system includes a radar system including at least one aperture through which a radar signal is transmitted and at least one aperture through which reflected radar signals are received. The sensing system also includes a stereo vision system includi... | 07/12/2011 |
| 7973697 | Surveillance systems and methods with subject-related screening A surveillance system is disclosed. In some embodiments, the surveillance system may include at least one controller configured to receive information data from at least one upstream information source and to control operation of at least one controllable downstream... | 07/05/2011 |
| 7973703 | Method and apparatus for creating and processing universal radar waveforms A new approach to radar imaging is described herein, in which radar pulses are transmitted with an uneven sampling scheme and subsequently processed with novel algorithms to produce images of equivalent resolution and quality as standard images produced using standa... | 07/05/2011 |
| 7961138 | Detecting operational radar angles based on wavelength specific electromagnetic propagation and surface interaction A detector apparatus, detection system, and method are provided for determining optimum operational angles based on the statistical correlation of wavelength-specific electromagnetic propagation and surface interaction. These techniques can be used within the radar ... | 06/14/2011 |
| 7911379 | Construction equipment component location tracking In a method for construction equipment component location tracking, a wireless mesh network communication is initiated between a component monitor and a component information unit which is mechanically coupled with the component. An identity of the component is rece... | 03/22/2011 |
| 7869005 | Method and device for determining a distance from an object A device for determining a distance from an object may include a light emitter for emitting an emission light beam, a light receiver for receiving a reception light beam, and an evaluation unit for determining the distance on the basis of a propagation time of the e... | 01/11/2011 |
| 7859463 | Method of detection in bistatic mode using non-cooperative passive radio transmissions The invention relates to the field of electromagnetic detection systems operating in bistatic mode, in particular to UHF/VHF bistatic radars. The method according to the invention consists in the simultaneous use of signals transmitted by one or more transmitting so... | 12/28/2010 |
| 7855676 | Radar level gauge system with leakage detection A radar level gauge system comprising a transceiver for generating, transmitting and receiving electromagnetic signals; an antenna arranged to direct transmitted electromagnetic signals towards a surface of the product contained in the tank, and to return reflected ... | 12/21/2010 |
| 7806249 | Radar system characteristic determination The invention is related to radar system characterization. In one embodiment, a radar module characterization system comprises a target, a conveyor comprising at least one connector configured to removably couple a radar module to the conveyor and to linearly displa... | 10/05/2010 |
| 7755541 | System and method for tracking vehicles and containers A location system for tracking assets within a terminal includes a Differential Global Positioning System (DGPS) reference receiver within the terminal that receives GPS signals and generates DGPS correction data. In one aspect, a roving receiver unit is carried by ... | 07/13/2010 |
| 7737887 | Nudged broadcast orbit drift correction In method of correcting for drift in a Global Navigation Satellite System (GNSS) receiver, a broadcast orbit in use at the GNSS receiver is nudged based on a first message received from a GNSS base station. The nudging creates a first nudged broadcast orbit for a GN... | 06/15/2010 |
| 7701556 | Light detecting circuit, laser distance measuring circuit and light detecting method A light detecting circuit includes a power source circuit, an optoelectronic component, a switch and a Trans Impedance Amplifier (TIA) circuit. The power source circuit provides an electric signal. When the optoelectronic component is biased at a bias voltage, the o... | 04/20/2010 |
| 7599044 | Method and apparatus for remotely detecting presence An apparatus for detecting a person's presence without requiring the person to provide auditory or tactile input. The invention may be incorporated into an electronic device, such as a desktop computer or notebook computer. The embodiment may employ a variety of rad... | 10/06/2009 |
| 7511804 | Crossed beam roof target for motion tracking A system for detecting motion between a first body and a second body includes first and second detector-emitter pairs, disposed on the first body, and configured to transmit and receive first and second optical beams, respectively. At least a first optical rotator i... | 03/31/2009 |
| 7498985 | Geo-fencing GPS-enabling assets A security system comprises a secured asset associated with a high-sensitivity GPS receiver that can receive network aiding information. Indoors, the pseudo-ranges from orbiting GPS satellites can be computed by using digital correlators to pull directly received sa... | 03/03/2009 |
| 7495747 | Radar apparatus In a radar apparatus, a radar device emits a transmission wave to a periphery of a vehicle and detects a reflected wave of the transmission wave through a window part. As a member for restricting or reducing adhesion of dirt and foreign materials to the window part,... | 02/24/2009 |
| 7495614 | System and method for multipath mitigation using clustered positioning signals A diversity system for positioning systems is disclosed, whereby a plurality of positioning signals, which are transmitted and/or are received from substantially the same location, are received and interpreted by an observing receiver. The observing receiver is conf... | 02/24/2009 |
| 7486220 | Storm top detection and prediction A method of predicting storm cell characteristics at a future time is provided. A value relating to a characteristic of the storm cell is determined from reflectivity data processed from signals received from a radar scan of the storm cell. A second storm cell is id... | 02/03/2009 |
| 7486232 | Positioning apparatus, positioning method, positioning program, and computer-readable recording medium for recording positioning program A positioning apparatus 100 includes: a satellite selection indicator information generating device 121 that generates satellite selection indicator information based on satellite location information 131 of SPS to select SPS to be used for posi... | 02/03/2009 |
| 7474250 | Compression and transmission of weather data Weather radar reflectivity data is compressed by converting radar data to image pixels. Next, contours are traced from select groupings of the pixels. Control points are derived from the contours. The control points represent a compressed version of the radar data a... | 01/06/2009 |
| 7471241 | Global navigation satellite system (GNSS) receivers based on satellite signal channel impulse response A Global Navigation Satellite System (GNSS) receiver and associated method for the reception and processing of GNSS signals. The GNSS receiver includes an antenna and an analog front-end to intercept the incoming radio-frequency signal and to convert it to an approp... | 12/30/2008 |
| 7471237 | Built-in missile RADAR calibration verification Array antenna calibration verification coupling interrogator and responder with mode-related interrogation signal having a previous calibration phase angle, producing in responder a characteristic interrogation response. Conjugate signal is generated by reversing ph... | 12/30/2008 |
| 7471234 | Producing improved mosaic of multiple field radar data product to enable improved weather display The system or method reduces the significant degradation of quality in Radar mosaic products that are contaminated by non-meteorological returns. In regions covered by multiple radars, the inventive algorithms utilize an inventive set of coverage-based rules for com... | 12/30/2008 |
| 7471243 | Location determination utilizing environmental factors A method and apparatus for determining the geographic location of a user incorporates the sensing of a plurality of physical environmental parameters at the user's location. The parameter values are compared to corresponding parameter values associated with known lo... | 12/30/2008 |
| 7471245 | Method and apparatus for estimating geolocations Methods and apparatus operable to estimate the geolocation of a signal emitter. In some embodiments, the methods comprise acquiring collection data from a plurality of collector elements, computing a plurality of candidate geolocations from the acquired collection d... | 12/30/2008 |
| 7468791 | Object recognition system for vehicle An object recognition device for a vehicle includes a size determining means, an existence condition determining means, and an adverse condition determining means. The size determining means determines that the recognized objects are large when a size of the objects... | 12/23/2008 |
| 7463341 | Method and apparatus for detecting wind velocities by means of a doppler-lidar system In the case of a method of detecting wind velocities by means of a Doppler-lidar system (10), a laser beam of a defined frequency generated by means of a laser (11) is emitted by a transmitting device (12) toward a space area and the light backs... | 12/09/2008 |
| 7463342 | Optical tracking device using micromirror array lenses The optical tracking device of this invention comprises a lens unit, a control circuitry communicatively coupled to the lens unit, and an imaging unit optically coupled to the lens unit. The lens unit comprises at least one Micromirror Array Lens, wherein the Microm... | 12/09/2008 |
| 7463188 | Wireless CPU GPS application A wireless handheld GPS-enabled device and supporting system comprises a wireless CPU that functions as a host processor, a GPS chipset to provide GPS measurements, and a GPS application hosted by the wireless CPU. Other applications are also hosted by the wireless ... | 12/09/2008 |
