Patents for G01S 5 - Position-fixing by co-ordinating two or more direction or position-line determinations; Position-fixing by co-ordinating two or more distance determinations (29,969) |
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10/20/2004 | EP1469287A2 Device for map information processing and position display |
10/20/2004 | EP1468508A2 A gps receiver interference nuller with no satellite signal distortion |
10/20/2004 | EP1468458A2 Cylindrical ultrasound transceivers |
10/20/2004 | EP1468306A2 System and method for navigating using two-way ultrasonic positioning |
10/20/2004 | EP1468305A1 Provision of location information |
10/20/2004 | EP1441235A9 Location system |
10/20/2004 | EP0824840B1 Cellular radio location system |
10/20/2004 | CN2650433Y Location based mobile unit and system for wireless mobile unit communication |
10/20/2004 | CN2650147Y Small-sized positioning and communication integratig controller |
10/20/2004 | CN1172546C Mobile phone and method for determining combined GPS cellular position of equipment |
10/20/2004 | CN1172192C System for communicating with plural remote transmitters and receiver for receiving numerical data |
10/19/2004 | US6807485 Integrated position and direction system with radio communication for updating data |
10/19/2004 | US6807484 Navigation system, hand-held terminal, data transfer system and programs executed therein |
10/19/2004 | US6807127 Navigational device for an underwater diver |
10/19/2004 | US6806830 Electronic device precision location via local broadcast signals |
10/19/2004 | US6806828 Passive range and angle measurement system and method |
10/19/2004 | US6805467 Emergency laser array signal light |
10/19/2004 | US6805132 Performing ultrasound ranging in the presence of ultrasound interference |
10/19/2004 | CA2267561C Position determination using one low-earth orbit satellite |
10/19/2004 | CA2267390C Unambiguous position determination method using two low-earth orbit satellites and system using this method |
10/19/2004 | CA2186378C A position determination method for use with analog cellular system |
10/14/2004 | WO2004089032A2 Location capable mobile handset |
10/14/2004 | WO2004088350A1 Method and arrangement for locating people |
10/14/2004 | WO2004088349A1 A system and method for multipath mitigation using clustered positioning signals |
10/14/2004 | WO2004086974A1 Detection of tissue abnormalities using ultrasonic scanning |
10/14/2004 | WO2004032536A3 Wireless communication method and system with controlled wtru peer-to-peer communications |
10/14/2004 | US20040204852 GPS correction methods, apparatus and signals |
10/14/2004 | US20040204850 Automotive synchronized communication networks |
10/14/2004 | US20040204112 Antenna segment system |
10/14/2004 | US20040203933 Method of location display for mobile station |
10/14/2004 | US20040203930 System and method for providing location based information |
10/14/2004 | US20040203921 Sub-sector timing advance positions determinations |
10/14/2004 | US20040203918 Communication device and communication system |
10/14/2004 | US20040203917 Virtual image eliminating apparatus and method at the time when position of radio wave transmitting source is measured |
10/14/2004 | US20040203913 Position calculation method and a mobile terminal and a server therefor |
10/14/2004 | US20040203906 Monitoring device and monitoring system for monitoring the location of communication devices |
10/14/2004 | US20040203905 Method and system for determining the speed and distance of a mobile unit |
10/14/2004 | US20040203904 Selective fusion location estimation (SELFLOC) for wireless access technologies |
10/14/2004 | US20040203885 Method and Radio Signature Position Determining Entity (RS-PDE) for maintaining location database reliability |
10/14/2004 | US20040203883 Systems and methods for providing location-based services to users |
10/14/2004 | US20040203880 Area based position determination for terminals in a wireless network |
10/14/2004 | US20040203877 Two-way ranging techniques |
10/14/2004 | US20040203870 Method and system for location finding in a wireless local area network |
10/14/2004 | US20040203869 WLAN device positioning |
10/14/2004 | US20040203856 Altitude determination and distribution in cellular communication systems |
10/14/2004 | US20040203715 Mobile terminal implementing a ranging signal receiver and method |
10/14/2004 | US20040203566 Beacon for locating and tracking wireless terminals |
10/14/2004 | US20040203420 Method and apparatus for calculating a representative measurement from multiple data measurements |
10/14/2004 | US20040203391 Contact-free data communications system, data communications device, contact-free identification tag, program for controlling the contact-free identification tag, and program for controlling the data communications device |
10/14/2004 | US20040203380 Method and wireless terminal for generating and maintaining a relative positioning system |
10/14/2004 | US20040202363 Method and apparatus for three-dimensional tracking of infra-red beacons |
10/14/2004 | US20040202292 Mobile station tracking in a wireless telecommunication system |
10/14/2004 | US20040202235 Spread spectrum receiver with multi-bit correlator |
10/14/2004 | US20040202139 Method and apparatus for confirming position of a mobile station |
10/14/2004 | US20040201779 Symbol clock recovery for the ATSC digital television signal |
10/14/2004 | US20040201521 Method for delivering secondary (non-location) data to a GPS receiver |
10/14/2004 | US20040201519 Positioning system, and method for offering positioning information |
10/14/2004 | US20040200955 Position detection of a light source |
10/14/2004 | US20040200947 Multi-dimensional measuring system |
10/14/2004 | DE10333012A1 Ultrasound triangulation system, has wireless signal transmitting device for triggering mobile transmitter to transmit ultrasound signal and mark start of time measurement |
10/14/2004 | DE10314737A1 Equipment determining position of moving transponder in e.g. vehicle, detects and analyses signals from antennas with overlapping characteristic diagrams |
10/14/2004 | CA2521115A1 Method and arrangement for locating people |
10/13/2004 | EP1467575A1 Localization system |
10/13/2004 | EP1467221A2 GPS receiver with signal memories and parallel correlators |
10/13/2004 | EP1466136A1 Laser-based coordinate measuring device and laser-based method for measuring coordinates |
10/13/2004 | EP1399753A4 System and method for determining the location of a transmitter using passive reflectors or refractors as proxy receivers |
10/13/2004 | EP1137911B1 Terrain navigation apparatus for a legged animal traversing terrain |
10/13/2004 | EP1062526A4 Single well system for mapping sources of acoustic energy |
10/13/2004 | EP0910903B1 Acquisition in a gps receiver |
10/13/2004 | CN1537395A Improved method for estimating TDOA and FDOA in wireless location system |
10/13/2004 | CN1537236A Apparatus, method and system of transferring correction information |
10/13/2004 | CN1537235A Improvements in radio positioning systems |
10/13/2004 | CN1536926A Position displaying method of mobile station |
10/13/2004 | CN1536924A Interactive method of position information request discontinuous operation in position service |
10/13/2004 | CN1536850A Moving location method based on residential quarter mark and loopback time |
10/13/2004 | CN1536371A Determination of reaching time difference in distribustion type sensor network |
10/13/2004 | CN1170731C Broadcast receiving terminal |
10/12/2004 | US6804606 Notification systems and methods with user-definable notifications based upon vehicle proximities |
10/12/2004 | US6804494 System and method for the detection and compensation of radio signal time of arrival errors |
10/12/2004 | US6804207 Transmitting station for wireless telephone system with diversity transmission and method |
10/12/2004 | US6803879 Correction data signal diplexing onto the AM band |
10/12/2004 | US6803878 Methods and apparatus for terrain correlation |
10/07/2004 | WO2004086781A1 Method of asking for area restricted location information in location service |
10/07/2004 | WO2004086679A1 Method for activation and deecitation in location service |
10/07/2004 | WO2004086080A1 Methods, systems and computer program products for providing location determination information to an assisted location service |
10/07/2004 | WO2004084750A1 Method and device for detecting a hinge point between two bones |
10/07/2004 | WO2004074861A3 Global acoustic positioning system and device |
10/07/2004 | WO2004068160A3 Portable detachable self-contained tracking unit for two-way satellite communication with a central server |
10/07/2004 | WO2004062240A3 Method and mobile station for determining a code phase |
10/07/2004 | US20040199833 Measurement fault detection |
10/07/2004 | US20040198393 Radio transceiver and method of controlling direction of radio-wave emission |
10/07/2004 | US20040198387 Position detection system and portable terminal |
10/07/2004 | US20040198382 GPS children locator |
10/07/2004 | US20040198375 Mesh network mobile unit with positioning system |
10/07/2004 | US20040198309 Method of and apparatus for utilizing geographically spread cellular radio networks to supplement more geographically limited stolen vehicle recovery radio networks in activation of radio tracking and recovery of such vehicles |
10/07/2004 | US20040196208 Antenna system and RF signal interference abatement method |
10/07/2004 | US20040196186 Radio positioning systems |
10/07/2004 | US20040196185 Time difference distance measuring device and method |
10/07/2004 | US20040196184 Method and apparatus for determining the position and orientation of an object using a doppler shift of electromagnetic signals |
10/07/2004 | US20040196182 Intelligent mobile asset management system |