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