Patents
Patents for G01S 1 - Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith (15,825)
03/2006
03/08/2006CN1743810A Information opinion report system and method
03/07/2006US7010307 Method and apparatus for compensating an oscillator in a location-enabled wireless device
03/07/2006US7010262 Techniques for circumventing jamming of global positioning system receivers
03/07/2006US7010066 System and method for fast code phase and carrier frequency acquisition in GPS receiver
03/07/2006US7010060 Real-time software receiver
03/07/2006US7010021 Method of generating a time shifted signal
03/07/2006US7009948 Systems and methods for providing GPS time and assistance in a communications network
03/07/2006US7009557 Interference rejection GPS antenna system
03/07/2006US7009556 Providing geographic based promotion services to a computing device
03/07/2006US7009555 GPS-based positioning system for mobile GPS terminals
03/02/2006WO2006022837A1 Apparatus, methods and computer program products for signal acquisition using common demodulation templates
03/02/2006WO2006022832A1 Apparatus, methods and computer program products for positioning system signal processing using parallel computational techniques
03/02/2006WO2006022831A1 Apparatus, methods and computer program products for gps signal acquisition using an adaptive search engine
03/02/2006WO2006022828A1 Security for a cargo container
03/02/2006WO2006021921A1 A computer programmed with gps signal processing programs
03/01/2006EP1630569A1 Positioning system, positioning terminal, information provision device, positioning method, control program for positioning system, and computer-readable recording medium for recording control program for positioning system
03/01/2006EP1629297A2 Detection and reduction of periodic jamming signals in gps receivers and methods therefor
03/01/2006EP1316228B1 Multi-mode global positioning system for use with wireless networks
03/01/2006CN1742211A Portable detachable self-contained tracking unit for two-way satellite communication with a central server
03/01/2006CN1740810A GPS positioning device used for railway locomotive
03/01/2006CN1740809A Mobile communication network combined with positioning function and method thereof
03/01/2006CN1740808A Shipping emergency position indicator based on public network GPRS/CDMA/3G
03/01/2006CN1740807A Program control GPS signal and digital signal composite circuit
03/01/2006CN1740806A Positioning system, positioning terminal, information provision device, positioning method
02/2006
02/28/2006US7006834 Base station time calibration using position measurement data sent by mobile stations during regular position location sessions
02/28/2006US7006816 System and a method for locating a mobile terminal, in particular for rescuing in distress, and a device for alerting a corresponding mobile terminal
02/28/2006US7006812 Intermediate frequency stage and signal processor used in digital portable telephone apparatus
02/28/2006US7006790 Method and system for GPS bit-edge synchronization in the presence of burst-mode interference
02/28/2006US7006556 Method and apparatus for performing signal correlation at multiple resolutions to mitigate multipath interference
02/28/2006US7006036 Apparatus and method for time maintenance in a satellite position system receiver
02/28/2006US7006035 Method for the ground-based monitoring of EWF-type anomalies in a positioning satellite signal
02/28/2006US7005968 Wireless locating and tracking systems
02/23/2006WO2006018803A1 Gps receiver and related method and apparatus
02/23/2006WO2006004566A3 Method and apparatus for distribution of satellite navigation
02/23/2006WO2006001829A3 Method for standard positioning service and precise positioning service cooperative operation
02/23/2006US20060040631 GPS RF front end IC with programmable frequency synthesizer for use in wireless phones
02/23/2006US20060038720 Wireless assisted recovery systems and methods
02/23/2006US20060038719 Aided location communication system
02/23/2006US20060038716 Method and device for generating a constant envelope navigation signal with four independent codes
02/23/2006DE202005016846U1 Empfänger für ein globales Positionierungssystem, der imstande ist, gleichzeitig ein GPS-Signal und ein Frequenzmodulationssubwellen-Signal zu empfangen A receiver for a global positioning system which is capable of simultaneously receiving a GPS signal and a signal Frequenzmodulationssubwellen
02/22/2006EP1628139A1 Process for determining the position of a Radio Frequency Receiver without knowledge of the initial position, and receiver for carrying it out
02/22/2006CN1739041A Portable tester for LAAS ground facility
02/22/2006CN1738285A Error indication message processing method
02/22/2006CN1737603A Method of determining the position of a radio-frequency signal receiver without knowledge of the initial approximate position, and receiver for implementing the same
02/21/2006US7003112 Extensible GPS receiver system
02/21/2006US7002516 Signal detector employing correlation analysis of non-uniform and disjoint sample segments
02/21/2006US7002515 GPS receiver using software correlation for acquisition and hardware correlation for tracking
02/21/2006US7002514 Using multiple detection algorithms in positioning signal processing
02/20/2006CA2515869A1 Method of determining the position of a radio-frequency signal receiver without knowledge of the initial approximate position, and receiver for implementing the same
02/16/2006WO2005025075A3 Method and apparatus for initializing an approximate position in a gps receiver
02/16/2006US20060036514 Dynamic selection and scheduling of radio frequency communications
02/16/2006US20060036365 Interface for a gps system
02/16/2006US20060034393 Apparatus, methods and computer program products for signal acquisition using common demodulation templates
02/16/2006US20060034354 Apparatus, methods and computer program products for positioning system signal processing using parallel computational techniques
02/16/2006US20060034353 Signal receiver having signal acquisition at low signal strength using interleaved time segments
02/16/2006US20060033658 Apparatus, methods and computer program products for GPS signal acquisition using an adaptive search engine
02/16/2006US20060033609 Wireless locating and tracking systems
02/15/2006EP1625670A2 Enhancing mobile multiple-access communication networks
02/15/2006CN2758790Y Satellite positioning terminal telegram transmission system
02/15/2006CN1735816A Dual redundant GPS anti-jam air navigation system
02/15/2006CN1735245A GPS satellite information receiving state validation method
02/14/2006US6999834 Method for manufacturing a receiver and receiver manufactured by using the same method
02/14/2006US6999776 Mobile station having indoor/outdoor mode shifting function
02/14/2006US6999026 Information management and control system
02/09/2006WO2006014170A1 Aided location communication system
02/09/2006WO2005124476A3 Tracking system using fixed optical radiators
02/09/2006US20060030976 Signal distribution device operating in aircraft instrumental landing systems
02/08/2006EP1624683A2 Method for coding image signals
02/08/2006EP1623583A1 Gps microphone for communication system
02/08/2006EP1623247A1 A method of determining a gps position fix and a gps receiver for the same
02/08/2006CN1732391A Apparatus for improved integrity of wide area differential satellite navigation systems
02/08/2006CN1731873A Mobile communication terminal providing position service and method for providing the service
02/08/2006CN1731208A Dual-positioning system for handset
02/08/2006CN1241031C Method for improving the precision of wireless positioning system
02/07/2006US6996430 Method and system for displaying cross-sectional images of a body
02/07/2006CA2416382C Method and system for robot localization and confinement
02/02/2006WO2005020442A3 Synchronization of optical signaling beacons
02/02/2006US20060025926 Position locating system, terminal device, control method for terminal device, control program for terminal device, and computer readable record medium storing control program for terminal device therein
02/02/2006US20060025158 Locating a mobile station and applications therefor
02/02/2006US20060023776 Correlator for spread spectrum receiver
02/02/2006US20060023655 System and method for detection of signal tampering
02/02/2006US20060023204 Laser-GPS marking and targeting system
02/02/2006US20060023203 Surveying methods and apparatus
02/02/2006US20060022825 System and method for acquisition management of subject position information
02/02/2006DE102004027666A1 Verbesserung der Zuverlässigkeit und der Genauigkeit von Positionsbestimmungs-Verfahren durch Abschätzung des Rice-Faktors einer Funkverbindung Improving the reliability and the accuracy of position determination method by estimating the Rice factor, a radio link
02/01/2006EP1621895A1 Position locating system and method
02/01/2006CN1729405A Frequency management in a communications positioning device
02/01/2006CN1728685A Method and system for facilitating data transfer in a pageable mode virtual environment
02/01/2006CN1728650A Method and arrangement for changing the operation mode of an agent of a management network
01/2006
01/31/2006US6993345 Positioning system of wireless terminal
01/31/2006US6992623 406 MHz emergency beacon with in-band homing transmitter
01/31/2006US6992617 Method and apparatus for monitoring the integrity of satellite tracking data used by a remote receiver
01/31/2006US6992584 Mobile device comprising a GPS receiver
01/26/2006WO2005022300A3 Dynamic memory allocation and sharing in electronic systems
01/26/2006US20060018939 Enzyme hydrolysis of starch; absorbing fluid (oil) from the skin
01/26/2006US20060017614 System and method for position determination by impulse radio
01/26/2006DE102004024073A1 Device for detecting person in hazard area, especially in mine, has portable transmitter-receiver with 2 transmitters and 2 receivers; one receiver has 3 orthogonal independent coils operating at 9 KHz, one has one coil operating at 7 KHz
01/25/2006EP1619517A1 Communication system for mobile and static devices
01/25/2006EP1619516A1 Method and device for the localisation of an object
01/25/2006EP1618751A1 Locating system and method
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