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)
07/2002
07/10/2002CN1358269A 光学装置 Optical device
07/10/2002CN1357768A Network hunting method utilizing mobile communication system and global satellite positioning system
07/09/2002US6417802 Integrated inertial/GPS navigation system
07/09/2002US6417801 Method and apparatus for time-free processing of GPS signals
07/09/2002US6417800 Method for determining reference time error and an electronic device
07/04/2002WO2002052873A2 Mobile terminal and system and method for determining the geographic location of a mobile terminal
07/04/2002WO2002052871A2 Position updating method for a mobile terminal equipped with a positioning receiver
07/04/2002WO2002052296A2 Method and apparatus for a positioning system and augmentation of gps positioning
07/04/2002WO2002052225A2 Geographical navigation using multipath wireless navigation signals
07/04/2002WO2002051514A1 Analog controls for global positioning systems
07/04/2002WO2002051349A2 Self-contained device for location and assistance designed for people with impaired sight
07/04/2002WO2001077705A3 Global positioning system receiver capable of functioning in the presence of interference
07/04/2002US20020088008 System and method for distribution of interactive content to multiple targeted presentation platforms
07/04/2002US20020087986 System and method for web based enhanced interactive television content page layout
07/04/2002US20020087265 Tightly coupled remote location device utilizing flexible circuitry
07/04/2002US20020086684 Multi-mode global positioning system for use with wireless networks
07/04/2002US20020084933 Method for open loop tracking GPS signals
07/02/2002US6415229 System for position determination of mobile objects, in particular vehicles
07/02/2002US6415223 Interruption-free hand-held positioning method and system thereof
07/02/2002US6415154 Method and apparatus for communicating auxilliary information and location information between a cellular telephone network and a global positioning system receiver for reducing code shift search time of the receiver
07/02/2002US6414987 Code multipath estimation for weighted or modified tracking
07/02/2002US6414632 Monitoring of the phase angle of course and clearance signals in an instrument landing system
07/02/2002US6414629 Tracking device
06/2002
06/27/2002WO2002050562A1 Method and system for transferring gps data in mobile network
06/27/2002WO2002050561A2 Gps receiver tracking system
06/27/2002WO2000063646A9 Autonomous satellite navigation system
06/27/2002US20020082775 Personal golfing assistant
06/27/2002US20020082774 Position updating method for a mobile terminal equipped with a positioning receiver
06/27/2002US20020082024 Method and apparatus for an independent positioning system and augmentation of GPS
06/27/2002US20020080069 Collision recovery in a wireless location system
06/27/2002US20020080064 System for determining position of mobile communication terminal and method thereof
06/27/2002US20020080063 Mobile terminal and system and method for determining the geographic location of a mobile terminal
06/27/2002DE10163990A1 Mobile part for information and/or navigation systems pref. working with mobile radio standard or with short, ultra-short, medium or long wave, amateur, min-radio or radio components
06/27/2002CA2428899A1 Method and system for transferring gps data in mobile network
06/26/2002CN1355616A Locating query system for electrnic house number plates
06/25/2002US6411892 Method and apparatus for locating mobile receivers using a wide area reference network for propagating ephemeris
06/25/2002US6411811 System and method for provisioning assistance global positioning system information to a mobile station
06/25/2002US6411254 Satellite positioning reference system and method
06/20/2002WO2002014889A3 Apparatus and method for integrated frequency hopping and gps receiver
06/20/2002US20020077751 Global positioning system (GPS) and GPS receiver
06/20/2002US20020077126 GPS assistance data delivery method and system
06/20/2002US20020077074 RF receiver with power off control
06/20/2002US20020075945 Correlation and demodulation circuit for a rceiver for signals modulated by a specific code
06/20/2002US20020075942 Method and apparatus for reducing code phase search space
06/20/2002US20020075193 Antenna extension system
06/20/2002US20020075182 Method and apparatus for using satellite status information in satellite positioning systems
06/20/2002US20020075077 Numerically controlled oscillator in particular for a radiofrequency signal receiver
06/19/2002EP1215509A2 Universal communication system and corresponding mobile terminal
06/19/2002EP1215508A1 Wireless position location system and method using differential global system information and general packet radio switching technology
06/19/2002EP1215506A1 Receiver of RF signals with channel control means
06/19/2002EP1215505A1 Circuit of correlation and demodulation of a receiver of signals modulated by a specific code
06/18/2002US6408246 Remote terminal location algorithm
06/18/2002US6408244 GPS receiver having DR sensor signal sampling function
06/18/2002US6408196 Method and apparatus for providing reserve power in a cellular telephone
06/18/2002US6408178 Systems and methods for resolving GPS pseudo-range ambiguity
06/18/2002US6407712 Rearview mirror with integrated microwave receiver
06/18/2002US6407701 GPS receiver capable of calculating accurate 2DRMS
06/18/2002US6407700 Method and apparatus for autonomously measuring ionospheric delay and single-frequency, GPS time receiver incorporating same
06/18/2002US6407699 Method and device for rapidly extracting time and frequency parameters from high dynamic direct sequence spread spectrum radio signals under interference
06/18/2002US6407698 Parked vehicle locator
06/18/2002CA2362237A1 Radiofrequency signal receiver with control means for the channels to be controlled
06/18/2002CA2362222A1 Correlation and demodulation circuit for a receiver for signals modulated by a specific code
06/15/2002CA2362232A1 Numerically controlled oscillator in particular for a radiofrequency signal receiver
06/13/2002WO2002046789A1 Positioning apparatus and method
06/13/2002WO2002046788A2 Method and apparatus for determining an error estimate in a hybrid position determination system
06/13/2002WO2002046787A2 Flexible architecture gps receiver
06/13/2002WO2002046786A2 Location-determination method and apparatus
06/13/2002WO2002025305A3 A method of generating a time shifted signal
06/13/2002WO2002017642A3 Method and system of creating enhancement content to be displayed with a television program
06/13/2002WO2002017621A3 Set-top preview program
06/13/2002WO2002016961A3 Method and apparatus for rapidly estimating the doppler-error and other receiver frequency errors of global positioning system satellite signals weakened by obstructions in the signal path
06/13/2002WO2002007458A3 Method and apparatus for broadcasting position location data in a wireless communication system
06/13/2002WO2002006847A3 Method and apparatus for reducing code phase search space
06/13/2002US20020072855 Wide area inverse differential gps
06/13/2002US20020072854 Correction of a pseudo-range model from a gps almanac
06/13/2002US20020072852 Apparatus and method for using GPS aboard satellites
06/13/2002US20020072815 Portable information system and method for golf play enhancement, analysis, and scorekeeping
06/13/2002US20020072378 Method and apparatus for broadcasting position location data in a wireless communication system
06/13/2002US20020070899 Methods and systems for monitoring multiple channels in a very high frequency omni-directional range receiver
06/13/2002US20020070891 System and method for determining freight container locations
06/13/2002US20020070889 Method and apparatus for locating the source of an unknown signal
06/13/2002US20020070881 User tracking application
06/13/2002US20020070040 Global positioning system (GPS) receiver assembly
06/13/2002CA2426341A1 Method and apparatus for determining an error estimate in a hybrid position determination system
06/12/2002EP1212634A1 Solution separation method and apparatus for ground-augmented global positioning system
06/12/2002EP0986733B1 Robust accurate gps time reference for space application
06/12/2002EP0824706B1 Method for automatically reducing orbit-received carrier acquisition and tracking thresholds
06/12/2002CN1353822A Fine positioning of user terminal in satellite communication system
06/12/2002CN1353821A Improvements in radio positioning system
06/12/2002CN1353820A Improvements in radio positioning system
06/11/2002US6405132 Accident avoidance system
06/11/2002US6404801 Method for satellite tracking and extracting the signal by correlation
06/11/2002US6404703 Method and apparatus for distance measurement
06/06/2002WO2002023327A8 Parallel frequency searching in an acquisition correlator
06/06/2002WO2002020344B1 Rescue device
06/06/2002WO2002009310A3 Compensation for frequency adjustment to track or acquire one or more positional signals
06/06/2002US20020069016 Acquisition for GPS C/A code and P(Y) code
06/06/2002US20020068997 Apparatus, method, and system of transferring correction information
06/06/2002US20020067307 Acquisition through circular correlation by partition for GPS C/A code and P(Y) code
06/06/2002US20020067306 Satellite signal receiver