| 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) |
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| 04/29/2003 | US6556942 Short range spread-spectrum radiolocation system and method |
| 04/29/2003 | US6556615 Wide correlated optimized code multipath reduction |
| 04/29/2003 | US6556167 Direct acquisition of very large PN sequences in GPS systems |
| 04/29/2003 | CA2245872C Interference cancellation system for global positioning satellite receivers |
| 04/24/2003 | WO2003034732A1 Interactive protocol for remote management of access control to scrambled data |
| 04/24/2003 | WO2003034090A2 Variable bandwidth code-tracking loop with improved signal dynamics loop noise and sensitivity |
| 04/24/2003 | WO2003016940A3 Tag tracking |
| 04/24/2003 | WO2003001236A3 Method and apparatus for providing accurate position estimates in instances of severe dilution of precision |
| 04/24/2003 | WO2002099453A3 An inertial/gps navigation system |
| 04/24/2003 | WO2002084320A3 Method and system for increasing bit rate of digital messages in loran-c navigation systems |
| 04/24/2003 | WO2002068981A3 Memory reduction method for a dsp-based gps processor |
| 04/24/2003 | US20030078705 Unambiguous integer cycle attitude determination method |
| 04/24/2003 | US20030076910 Correction of code drift in a non-coherent memory |
| 04/24/2003 | US20030076488 Device and method for detecting flying objects |
| 04/23/2003 | WO2003087870A1 System and method for augmentation of satellite positioning systems |
| 04/23/2003 | EP1303766A2 Combined parallel and sequential detection for gps signal acquisition |
| 04/23/2003 | CN1413056A Method of estimated transmission to angle in mobile terminal |
| 04/23/2003 | CN1106617C Low power parallel correlator for measuring correlation between digital signal segments |
| 04/22/2003 | CA2105607C Shock detector and distress beacon for an aircraft incorporating such a detector |
| 04/17/2003 | WO2003032525A1 Integrated communications, navigation and surveillance satellite system and method |
| 04/17/2003 | WO2003032516A1 Satellite positioning system receiver with reference oscillator circuit and methods therefor |
| 04/17/2003 | WO2003032514A2 RF CONVERTER WITH MULTIPLE MODE FREQUENCY SYNTHESIZER COMPATIBLE WITH A 48 Fo GPS BASEBAND PROCESSOR |
| 04/17/2003 | WO2002039136A3 Apparatus for navigation satellite signal quality monitoring |
| 04/17/2003 | US20030073445 Apparatus for locating a receiver of radio communication |
| 04/17/2003 | US20030072356 Method and apparatus for performing signal correlation at multiple resolutions to mitigate multipath interference |
| 04/17/2003 | DE10206398C1 Localisation procedure control method for radio communications system has status command provided by radio network control used for selection of localisation procedure |
| 04/16/2003 | EP1303155A1 System, method and device for determining the position of a portable device in a wireless communication system |
| 04/16/2003 | EP1302081A2 Method and apparatus for broadcasting position location data in a wireless communication system |
| 04/16/2003 | EP1301803A2 Signal detector and method employing a coherent accumulation system to correlate non-uniform and disjoint sample segments |
| 04/16/2003 | EP1301802A2 Method and apparatus for reducing code phase search space |
| 04/16/2003 | EP0830566B1 Light beam range finder |
| 04/16/2003 | CN1105955C Non-contact radio remote-controlled locomotive position detector |
| 04/15/2003 | US6549850 Receiver of a satellite positioning system and associated method |
| 04/15/2003 | US6549848 Integrated position and direction system with skyplot |
| 04/15/2003 | US6549829 Skipping filter for inertially augmented landing system |
| 04/15/2003 | US6549165 Ocean altimetry interferometric method and device using GNSS signals |
| 04/15/2003 | US6549151 Method and apparatus for acquiring wide-band pseudorandom noise encoded waveforms |
| 04/10/2003 | WO2003030578A1 On the coordination of a reference time in a cellular terminal or a base station |
| 04/10/2003 | WO2003029915A2 A method and apparatus for implementing projections in signal processing applications |
| 04/10/2003 | WO2003029836A2 Global positioning apparatus and method for using a temperature compensated oscillator to perform a position fix |
| 04/10/2003 | US20030069694 Method and apparatus for forming a pseudo-range model |
| 04/10/2003 | US20030069679 Method and appartatus for design placement for earthmoving applications |
| 04/10/2003 | US20030068977 Satellite positioning system receiver with reference oscillator circuit and methods therefor |
| 04/10/2003 | US20030067409 Method and apparatus for providing an integrated communications, navigation and surveillance satellite system |
| 04/10/2003 | US20030066345 A system and method of transmitting position data |
| 04/09/2003 | EP1301054A1 On the coordination of a reference time in a cellular terminal or a base station |
| 04/09/2003 | EP1300689A2 A method and a system for determining the geographic coordinates within mobile communications networks and related terminal |
| 04/09/2003 | EP1299745A1 Satellite-based positioning system receiver for weak signal operation |
| 04/09/2003 | EP1299744A1 Method and apparatus for locating the source of an unknown signal |
| 04/09/2003 | EP0910901B1 Method for doppler-replica harmonic avoidance in a gps receiver |
| 04/09/2003 | EP0910805B1 Power efficient receiver |
| 04/09/2003 | CN1409904A Strong signal cancellation to enhance processing of weak spectrum signal |
| 04/09/2003 | CN1409824A Methods and systems for monitoring multiple channels in very high frequency omin-directional range receiver |
| 04/09/2003 | CN1409126A Method for realizing positioning and electronic device |
| 04/08/2003 | US6546040 GPS receiver having improved signal acquisition at a low signal to noise ratio |
| 04/08/2003 | US6545751 Low cost 2D position measurement system and method |
| 04/03/2003 | WO2003028392A1 Method and network element for providing location services using predetermined portions of a broadcast signal |
| 04/03/2003 | WO2003028240A1 Method and apparatus for performing signal correlation using historical correlation data |
| 04/03/2003 | WO2003027704A2 Satellite attitude adjustment for gps initialization |
| 04/03/2003 | US20030065443 Method of exchanging data between a local device and a central server |
| 04/03/2003 | US20030064734 Modified transmission method for improving accuracy for E-911 calls |
| 04/03/2003 | US20030063028 GPS receiver and related method |
| 04/02/2003 | EP1298893A2 Mobile communication terminal with a display |
| 04/02/2003 | EP1298448A1 Assisted GPS positioning |
| 04/02/2003 | EP1298447A2 GPS receiver module |
| 04/02/2003 | EP1297354A1 Adaptive gps and ins integration system |
| 04/02/2003 | CN1408080A Method and apparatus for determining position location using reduced number of GPS satellites and synchronized and unsynchronized base stations |
| 04/01/2003 | US6542823 Information transfer in a multi-mode global positioning system used with wireless networks |
| 04/01/2003 | US6542821 GPS receiver and method for processing GPS signals |
| 04/01/2003 | US6542820 Method and apparatus for generating and distributing satellite tracking information |
| 04/01/2003 | US6542819 Geolocation of mobile devices |
| 04/01/2003 | US6542743 Method and apparatus for reducing pilot search times utilizing mobile station location information |
| 04/01/2003 | US6542121 Sensor system |
| 04/01/2003 | US6542120 Solar powered GPS device |
| 04/01/2003 | US6542116 Determining the spatio-temporal and kinematic parameters of a signal receiver and its clock by information fusion |
| 04/01/2003 | US6542115 GPS receiver system for acquiring azimuth information using a pair of GPS receivers |
| 04/01/2003 | US6542113 Global positioning system |
| 04/01/2003 | US6541950 Multipath meter |
| 03/27/2003 | WO2003026260A1 Process, arrangement, devices for seizure of a shared telephone line |
| 03/27/2003 | WO2003026242A1 A digital implementation of multi-channel demodulators |
| 03/27/2003 | WO2003025618A2 Advanced power management for satellite positioning system |
| 03/27/2003 | WO2003025509A1 Method and system for verifying the position of a mobile station using checkpoints |
| 03/27/2003 | WO2002088768A3 A spread-spectrum receiving method and associated system |
| 03/27/2003 | WO2002052873A3 Mobile terminal and system and method for determining the geographic location of a mobile terminal |
| 03/27/2003 | US20030058978 Receiver for a satellite based position location system |
| 03/27/2003 | US20030058928 Mobile wireless communication devices for receiving spread spectrum signals and methods therefor |
| 03/27/2003 | US20030058927 Spread spectrum receiver kalman filter residual estimator method |
| 03/27/2003 | US20030058924 Position fixing system |
| 03/27/2003 | US20030058163 Carrier-based differential-position determination using multi-frequency pseudolites |
| 03/27/2003 | US20030058162 Method for performing positioning and an electronic device |
| 03/27/2003 | US20030058161 Satellite attitude adjustment for GPS initialization |
| 03/26/2003 | EP1296500A1 Mobile emergency call system |
| 03/26/2003 | EP1295146A1 Satellite/radio based tracing system |
| 03/26/2003 | EP1294454A1 Personnel golfing assistant |
| 03/26/2003 | CN1406338A Method, apparatus, and system for signal prediction |
| 03/26/2003 | CN1406095A Honeycomb telephone position detection system, position detection method and honeycomb telephone terminal |
| 03/26/2003 | CN1405576A Gps接收机模块 Gps receiver module |
| 03/25/2003 | US6539305 Positioning apparatus and method |
| 03/25/2003 | US6539304 GPS navigation system using neural networks |
| 03/25/2003 | US6538601 Hybrid system for position determination by a mobile communications terminal |