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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01/25/2006 | EP1618694A2 Distributed gain network |
01/25/2006 | EP1618406A2 System and method to obtain signal acquisition assistance data |
01/25/2006 | EP1412771A4 Interference rejection gps antenna system |
01/25/2006 | EP0847628B1 Common transmit module for a programmable digital radio |
01/25/2006 | CN1726406A Method and system for real time navigation using satellite transmitted three-carrier radio signals and ionospheric corrections |
01/25/2006 | CN1726405A Calibration and correction system for satellite position location systems |
01/25/2006 | CN1726403A Location dependent display of information for GPS devices |
01/25/2006 | CN1724973A Apparatus and method for locating electronic job site plan features at a job site |
01/24/2006 | US6990140 Signal receiver using coherent integration in interleaved time periods for signal acquisition at low signal strength |
01/19/2006 | US20060015892 Method and system for user-aware video display |
01/19/2006 | US20060015252 Lane recognition image processing apparatus |
01/19/2006 | US20060015250 GPS navigation with integrated phase track filter |
01/19/2006 | US20060013287 Spread spectrum signal processing |
01/19/2006 | US20060012777 Combination laser system and global navigation satellite system |
01/19/2006 | US20060012523 Reliability and the accuracy of position-finding methods by estimation of the rice factor of a radio link |
01/19/2006 | US20060012522 Receiver for a position-finding system with improved sensitivity |
01/19/2006 | US20060012521 System and method for the mitigation of multipath and the improvement of signal-to-noise ratios in time division multiple access(tdma) location networks |
01/19/2006 | US20060012514 Satellite navigation method |
01/18/2006 | EP1617232A2 Radiometer imaging system and method thereof |
01/18/2006 | EP1617231A1 Satellite information update system and method |
01/18/2006 | EP1616391A2 Method and device for detecting an interference condition |
01/18/2006 | EP1616200A1 Multiple pass location processor |
01/18/2006 | CN2752871Y Multichannel GPS antenna sharing device |
01/18/2006 | CN1722734A A method for automatic configuration of terminal equipment |
01/17/2006 | US6987820 Apparatus for navigation satellite signal quality monitoring |
01/12/2006 | WO2006004566A2 Method and apparatus for distribution of satellite navigation |
01/12/2006 | WO2005081011A3 Methods and systems for enhanced navigational performance |
01/12/2006 | US20060007040 Radio frequency signal receiving apparatus, a radio frequency signal transmitting apparatus, and a calibration method |
01/12/2006 | CA2549828A1 Method and apparatus for distribution of satellite navigation |
01/11/2006 | EP1614236A1 Method for operating an active gps receiver using a bts position remote input |
01/11/2006 | EP1614230A1 Apparatus for and method of making pulse-shape measurements |
01/11/2006 | EP1614227A1 System and method for selecting a communication band |
01/11/2006 | EP1613978A1 Correction of troposphere induced errors in global positioning systems |
01/11/2006 | EP1613977A2 Mobile positioning |
01/11/2006 | EP1613976A1 Method for the acquisition of a radio-navigation signal by satellite |
01/11/2006 | EP1421707A4 Spread spectrum receiver architectures and methods therefor |
01/11/2006 | CN1720529A Generating entries for a database supporting a positioning of a mobile terminal |
01/11/2006 | CN1236629C Block communication transceivers with GPS capability |
01/10/2006 | US6985812 System and method for detecting interference in global positioning satellite signals |
01/10/2006 | US6985811 Method and apparatus for real time clock (RTC) brownout detection |
01/10/2006 | US6985743 Method and apparatus for an independent positioning system and augmentation of GPS |
01/10/2006 | US6985696 Method and apparatus for facilitating wireless communications with a nonautomotive roaming object |
01/10/2006 | US6985092 Robust system for transmitting and receiving map data |
01/05/2006 | WO2006001829A2 Method for standard positioning service and precise positioning service cooperative operation |
01/05/2006 | US20060005087 System and method for built-in testing of a gps receiver |
01/05/2006 | US20060002478 Coding image signal |
01/05/2006 | US20060002238 Self adjusting vehicle clock |
01/04/2006 | EP1612993A1 Method and arrangement for changing the operation mode of an agent of a management network |
01/04/2006 | CN1717594A Multipath mitigation |
01/04/2006 | CN1717057A Coding image signal |
01/04/2006 | CN1716836A Read enable generator, read enable signal generating method and data transmission method |
01/04/2006 | CN1715949A Receiver for a position-finding system with improved sensitivity |
01/04/2006 | CN1715947A Semiautomatic tracing positioning communication system |
01/03/2006 | CA2343218C Position location in memory limited environment |
12/29/2005 | WO2005125144A1 A method of generating a digital phase and amplitude modulated signal |
12/29/2005 | WO2005124476A2 Tracking system using fixed optical radiators |
12/29/2005 | WO2005124385A1 Multi-ship coherent geolocation system |
12/29/2005 | WO2005124384A1 Method for characterizing an rf environment of an area |
12/29/2005 | WO2005124383A1 Method for transmitting a radio navigation signal |
12/29/2005 | WO2005037379A3 Apparatus for the improvement of rowing technique |
12/29/2005 | US20050289432 Read enable generator for a turbo decoder deinterleaved symbol memory |
12/29/2005 | US20050289246 Interpreting I/O operation requests from pageable guests without host intervention |
12/29/2005 | US20050288861 Multi-function appliance for a satellite navigation data distribution system |
12/29/2005 | US20050288860 Method and apparatus for motion-based disabling of electronic devices |
12/29/2005 | US20050288034 Method and apparatus for using position location to direct narrow beam antennas |
12/29/2005 | US20050288033 System and method for location determination |
12/29/2005 | US20050285783 Global positioning system signal acquisition assistance |
12/29/2005 | US20050285781 GPS receiver and method for detecting a jammer signal using fast fourier transform |
12/29/2005 | US20050285780 Method and apparatus for providing an integrated communications, navigation and surveillance satellite system |
12/29/2005 | US20050285779 Method of and apparatus for increasing the peak output pulse power delivered by capacitor-driven high-power diode and square-loop saturable reactor pulse compression generators with the aid of minority carrier sweep-out circuits within the pulse compression circuit |
12/29/2005 | CA2568915A1 Method for transmitting a radio navigation signal |
12/28/2005 | EP1610550A1 Moving picture processing device, information processing device, and program thereof |
12/28/2005 | EP1610549A1 Moving picture processing device, information processing device, and program thereof |
12/28/2005 | EP1610488A1 Phase comparison circuit and clock recovery circuit |
12/28/2005 | EP1610146A1 Method and system for user-aware video display |
12/28/2005 | EP1609086A1 Method for determining the correlation between received samples and available replica samples |
12/28/2005 | EP1609085A1 Method for determining the correlation between received samples and available replica samples |
12/28/2005 | EP1038187B1 Gyrocompassing by intermittent gps interferometry |
12/28/2005 | EP1038158B1 Rotating head optical transmitter for position measurement system |
12/28/2005 | CN2748929Y Personal GPS satellite positioning and tracking/self-navigation device |
12/27/2005 | US6980892 Avionics system and method for providing altitude alerts during final landing approach |
12/27/2005 | US6980614 System and method for subband beamforming using adaptive weight normalization |
12/22/2005 | WO2005122641A1 Heater power control circuit and burn-in apparatus using the same |
12/22/2005 | WO2005121829A1 Automatic generation of signal strength map for location determination of mobile devices |
12/22/2005 | US20050283815 Apparatus and methods for network interface and spectrum management |
12/22/2005 | US20050281325 Binary offset carrier M-code envelope detector |
12/22/2005 | CA2471919A1 Method for characterizing an rf environment of an area |
12/21/2005 | EP1608167A1 Moving picture processing device, information processing device, and program thereof |
12/21/2005 | EP1606646A1 Methods, systems and computer program products for providing location determination information to an assisted location service |
12/21/2005 | EP1606645A1 Apparatus for improved integrity of wide area differential satellite navigation systems |
12/21/2005 | EP1606643A1 System and method for global positioning system repeater |
12/21/2005 | CN1710981A Method for realizing terminal positioning utilizing digit map infomration in wireless communication system |
12/21/2005 | CN1233179C Method and appts. for positioning mobile terminal in cellular radio system |
12/21/2005 | CN1233128C Hierarchical delay lock loop code tracking system with multipath correction |
12/15/2005 | WO2005119290A1 Satellite position and heading sensor for vehicle steering control |
12/15/2005 | WO2005119287A1 Improved data messaging efficiency for an assisted wireless position determination system |
12/15/2005 | WO2005118395A1 Method for forming an on-orbit navigation satellite system |
12/15/2005 | US20050278119 Satellite navigation system using multiple antennas |
12/15/2005 | US20050278116 Satellite-position table messaging |
12/15/2005 | US20050276316 Method and apparatus for receiving GPS/GLONASS signals |