| Patents for G01S 11 - Systems for determining distance or velocity not using reflection or reradiation (4,179) |
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| 10/29/2002 | US6473038 Method and apparatus for location estimation |
| 10/24/2002 | US20020155838 RF signal repeater, mobile unit position determination system using the RF signal repeater, and method of communication therefor |
| 10/24/2002 | US20020154217 Apparatus and method of recognizing vehicle travelling behind |
| 10/23/2002 | EP1251032A2 Apparatus and method of recognizing vehicle travelling behind |
| 10/23/2002 | CN1376268A A method and a system for positioning a transmitter |
| 10/22/2002 | US6470002 Detection system for determining positional information about objects |
| 10/17/2002 | WO2002082117A1 Device for displaying current speed |
| 10/17/2002 | WO2002082015A1 Method for measuring distance to an emission source |
| 10/17/2002 | US20020149518 Distance estimation between transmitter and receiver |
| 10/16/2002 | EP1249711A2 Device for detecting a danger of collision between two objects, in particular vehicles, in motion relative to each other |
| 10/16/2002 | CN1375062A Method for determining a change in a communication signals and using this information to improve SPS signal reception and processing |
| 10/15/2002 | US6466306 Night convoy maneuver adapter |
| 10/15/2002 | US6466168 Differential time of flight measurement system |
| 10/15/2002 | US6466162 System and method for measuring distance between two objects |
| 10/10/2002 | WO2002080557A1 Drive supporting device |
| 10/10/2002 | US20020145557 Location-determination method and apparatus |
| 10/09/2002 | EP1248118A2 System and method for position determination |
| 10/03/2002 | WO2002078221A1 Propagation path variation estimating device and propagation path variation estimating method |
| 10/03/2002 | US20020142782 System and method for reducing multipath distortion in wireless distance measurement systems |
| 10/03/2002 | US20020140551 Driver tailgating and following aid |
| 10/02/2002 | EP1245443A2 Vehicle environment monitoring system |
| 10/02/2002 | DE10113932A1 Vorrichtung zur Anzeige der aktuellen Geschwindigkeit Means for displaying the current speed |
| 10/02/2002 | DE10113545A1 Circuit module position determination for transmitting position of object using circuit modules for transmitting position, circuit modules for picking up position and central processing circuit module |
| 10/02/2002 | DE10112303A1 Cordless radio recorder, for movements of medical instrument inside patient, transmits scan signal to medical instrument with transponder to pick up scan signal and send out response signal |
| 10/01/2002 | US6459481 Simple system for endoscopic non-contact three-dimentional measurement |
| 09/26/2002 | WO2002075350A1 Method and device for determining an angular position of a reflector |
| 09/26/2002 | WO2002075250A1 Method and apparatus for measuring the distance between an object and a known measuring point |
| 09/26/2002 | US20020138229 Apparatus and method of velocity estimation |
| 09/26/2002 | US20020138199 Global positioning system tag system |
| 09/26/2002 | US20020135467 Positional data utilizing inter-vehicle communication method and traveling control apparatus |
| 09/26/2002 | US20020134151 Apparatus and method for measuring distances |
| 09/25/2002 | EP0965058B1 Tracking data sheath |
| 09/24/2002 | US6456958 Method for allowing a user access to an electronic device having improved security |
| 09/24/2002 | US6456239 Method and apparatus for locating mobile tags |
| 09/19/2002 | WO2002033353A3 Night convoy maneuver adapter |
| 09/18/2002 | EP1240580A1 Radio based proximity token with multiple antennas |
| 09/18/2002 | EP1240572A2 Method of determining distance between two or more electronic devices |
| 09/18/2002 | EP1240531A1 A receiver for a satellite based position location system |
| 09/12/2002 | WO2002050567A3 Method for determining the range of a moving object using anfel measurements |
| 09/12/2002 | US20020126044 Deeply-integrated adaptive GPS-based navigator with extended-range code tracking |
| 09/12/2002 | US20020126013 Hybrid Bluetooth/RFID based real time location tracking |
| 09/11/2002 | EP1239634A2 Hybrid Bluetooth/RFID based real time location tracking |
| 09/05/2002 | US20020122003 Method and apparatus for location estimation |
| 09/04/2002 | EP1236126A1 System and method for detecting obstacles to vehicle motion |
| 09/04/2002 | EP0842440B1 Short range radio locator system |
| 09/03/2002 | US6445809 Environment monitoring system |
| 09/03/2002 | US6445308 Positional data utilizing inter-vehicle communication method and traveling control apparatus |
| 08/29/2002 | WO2002067009A1 Location system and communication system |
| 08/29/2002 | WO2002067008A1 Method for detecting mobile objects using passive submarine buoys |
| 08/29/2002 | DE10107133A1 Verfahren zur Positionsbestimmung, insbesondere innerhalb von Mobilfunkssystemen Method for determining the position, especially within mobile systems |
| 08/22/2002 | WO2002040113A8 A method of determining pressure index |
| 08/22/2002 | WO2002027348A3 Short range spread-spectrum radiolocation system and method |
| 08/22/2002 | US20020116147 Methods and systems for assessing athletic performance |
| 08/22/2002 | US20020116126 Positioning and data integrating method and system thereof |
| 08/22/2002 | US20020116125 Positioning & data integrating method and system thereof |
| 08/22/2002 | US20020113878 Camera calibration device and method, and computer system |
| 08/22/2002 | US20020113729 Finding the range to a moving object by means of an angle-only sensor |
| 08/21/2002 | EP1233281A1 Apparatus and method for reducing the effects of a fluid motion on measuring distances by means of acoustic waves |
| 08/21/2002 | EP1232589A1 Relative velocity estimation using tpc-commands |
| 08/08/2002 | WO2002061453A2 Apparatus and method of velocity estimation |
| 08/08/2002 | WO2002021641A3 Passive radar system cuing active radar system |
| 08/08/2002 | CA2437399A1 Apparatus and method of velocity estimation |
| 08/07/2002 | EP1229343A1 A system and method for determining the location of a mobile |
| 07/31/2002 | EP1226454A1 Method to determine whether an acoustic source is near or far from a pair of microphones |
| 07/31/2002 | CN1361601A Blue-tooth geographic positioning technology and device for street lamp pole |
| 07/31/2002 | CN1361600A Blue-tooth geographic positioning technology and device for moving target |
| 07/30/2002 | US6427122 Positioning and data integrating method and system thereof |
| 07/30/2002 | US6427121 Global positioning system tag system |
| 07/25/2002 | WO2002058290A1 System and method for reducing multipath distortion in wireless distance measurement systems |
| 07/24/2002 | EP0792461B1 A method and a device for determining wind velocity or velocity of a fluid and use thereof |
| 07/23/2002 | US6424295 GPS weather data recording system for use with the applications of chemicals to agricultural fields |
| 07/18/2002 | WO2002056052A2 Method and apparatus for estimating velocity of a terminal in a wireless communication system |
| 07/18/2002 | US20020093666 System and method for determining the location of a target in a room or small area |
| 07/18/2002 | CA2427129A1 Method and apparatus for estimating velocity of a terminal in a wireless communication system |
| 07/17/2002 | EP1222478A2 A method and a system for positioning a transmitter |
| 07/17/2002 | CN1359472A Radio estimation method of a mobile station velocity |
| 07/11/2002 | WO2002054100A2 Method and apparatus for location estimation |
| 07/10/2002 | EP1221020A1 Night convoy maneuver system |
| 07/04/2002 | WO2002052526A1 A method of measuring point-blank passing time or the like of airplane |
| 07/04/2002 | DE10064945A1 Arrangement for detection of body sound pulses transmitted along a wire or rail to determine the position of a body moving along the rail or wire in which echo pulses are suppressed and sound transfer to a detector optimized |
| 07/04/2002 | DE10063971A1 Location of a parked vehicle by a driver using a mobile field strength evaluation device working in conjunction with a base field strength emitter associated with the vehicle |
| 07/03/2002 | CN1087130C Method for identifying fast speed mobile station, and base station thereof |
| 07/02/2002 | US6415223 Interruption-free hand-held positioning method and system thereof |
| 07/02/2002 | US6414629 Tracking device |
| 06/27/2002 | WO2002050567A2 Method for determining the range of a moving object using anfel measurements |
| 06/27/2002 | US20020080070 Ranging system and method for satellites |
| 06/27/2002 | US20020079433 Teaching and gaming golf feedback system and methods |
| 06/26/2002 | EP1217385A1 Angle rate interferometer and passive ranger |
| 06/26/2002 | EP1216422A1 Method and apparatus for extracting physical parameters from an acoustic signal |
| 06/25/2002 | US6409687 Motion tracking system |
| 06/19/2002 | EP1214607A1 Method and device for determining transit time between a space craft and a ground station |
| 06/13/2002 | WO2002021155A3 Passive ranging to a target reflecting solar radiation |
| 06/12/2002 | EP0729588B1 Tracking system |
| 06/11/2002 | US6404703 Method and apparatus for distance measurement |
| 06/06/2002 | US20020069030 Method for allowing a user access to an electronic device having improved security |
| 06/06/2002 | US20020068581 Estimating subscriber terminal speed, selecting cell, and radio system |
| 06/06/2002 | US20020067660 Collision avoidance method and system |
| 06/05/2002 | EP1210617A1 Distance estimation between transmitter and receiver |
| 06/04/2002 | US6400754 Spread spectrum localizers |
| 06/04/2002 | US6400304 Integrated GPS radar speed detection system |