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Class Information
Number: 342/465
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Directive > Position indicating (e.g., triangulation) > Having plural transmitters or receivers > Plural receivers only
Description: Subject matter including more than one receiver.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7626546 |
Methods and systems for detection and location of multiple emitters |
Dec. 1, 2009 |
| 7616155 |
Portable, iterative geolocation of RF emitters |
Nov. 10, 2009 |
| 7612717 |
ULB location system for rescuing avalanche victims |
Nov. 3, 2009 |
| 7609207 |
System and method for performing time difference of arrival location without requiring a common time base or clock calibration |
Oct. 27, 2009 |
| 7606290 |
Architecture for signal acquisition with cyclic range search |
Oct. 20, 2009 |
| 7602339 |
Method and system for extensible position location |
Oct. 13, 2009 |
| 7598911 |
Method and system for positioning mobile units based on angle measurements |
Oct. 6, 2009 |
| 7576695 |
Multilateration enhancements for noise and operations management |
Aug. 18, 2009 |
| 7574291 |
Apparatus and method using compressed codes for comprising latitude/longitude information |
Aug. 11, 2009 |
| 7561105 |
Emitter locating using time-difference-of-arrival (TDOA) techniques |
Jul. 14, 2009 |
| 7557753 |
Spacecraft hardware tracker |
Jul. 7, 2009 |
| 7557754 |
Method for use in a multilateration system and a multilateration system |
Jul. 7, 2009 |
| 7557747 |
Method and apparatus using fast electronic switching for multi-channelizing a single-channel radar system |
Jul. 7, 2009 |
| 7551138 |
Method and apparatus for signal tracking utilizing universal algorithm |
Jun. 23, 2009 |
| 7551139 |
Multi-platform precision passive location of continuous wave emitters |
Jun. 23, 2009 |
| 7545326 |
Wireless tracking system and method with multipath error mitigation |
Jun. 9, 2009 |
| 7542928 |
For fee distribution of consumer selected content items between different satellite radio service providers |
Jun. 2, 2009 |
| 7541978 |
Antenna-assisted two-point positioning system |
Jun. 2, 2009 |
| 7541968 |
System and method for detecting an intruder using impulse radio technology |
Jun. 2, 2009 |
| 7535420 |
Method and apparatus for signal tracking utilizing universal algorithm |
May. 19, 2009 |
| 7536169 |
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 trac |
May. 19, 2009 |
| 7528776 |
Beacon-assisted precision location of untethered client in packet networks |
May. 5, 2009 |
| 7522158 |
Systems, methods, and media for determining the location of a stylus for a portable electronic device |
Apr. 21, 2009 |
| 7518543 |
Method for determining positions of targets by bistatic measurements using signals scattered by the targets |
Apr. 14, 2009 |
| 7515105 |
Method for mapping machine rooms and locating machines within machine rooms |
Apr. 7, 2009 |
| 7504992 |
Wireless system using continuous wave phase measurement for high-precision distance measurement |
Mar. 17, 2009 |
| 7498986 |
Methods and systems for locating actuators for improvised explosive devices |
Mar. 3, 2009 |
| 7495614 |
System and method for multipath mitigation using clustered positioning signals |
Feb. 24, 2009 |
| 7492316 |
Wireless time reference system and method |
Feb. 17, 2009 |
| 7471245 |
Method and apparatus for estimating geolocations |
Dec. 30, 2008 |
| 7471240 |
Antenna connection detecting device and vehicle navigation device |
Dec. 30, 2008 |
| 7463195 |
Position location using global positioning signals augmented by broadcast television signals |
Dec. 9, 2008 |
| 7453400 |
Multiplatform TDOA correlation interferometer geolocation |
Nov. 18, 2008 |
| 7433652 |
Electro-magnetic propagation modeling |
Oct. 7, 2008 |
| 7429951 |
System and method for enhancing the accuracy of a location estimate |
Sep. 30, 2008 |
| 7427952 |
Augmentation of commercial wireless location system (WLS) with moving and/or airborne sensors for enhanced location accuracy and use of real-time overhead imagery for identification of wireles |
Sep. 23, 2008 |
| 7423589 |
Method for localising at least one emitter |
Sep. 9, 2008 |
| 7424402 |
System and method for making synchronized signal measurements at spaced apart locations |
Sep. 9, 2008 |
| 7421212 |
Detecting and locating pulses using a Bragg cell |
Sep. 2, 2008 |
| 7420510 |
Location and tracking of people with combined use of RF infrastructure and dead reckoning modules |
Sep. 2, 2008 |
| 7411548 |
Reference beacon identification using transmission sequence characteristics |
Aug. 12, 2008 |
| 7411551 |
System and method for asynchronous wireless positioning by ordered transmission |
Aug. 12, 2008 |
| 7406320 |
Method and system for location estimation in wireless networks |
Jul. 29, 2008 |
| 7382286 |
System and method for the correlation of multiple data feeds |
Jun. 3, 2008 |
| 7379744 |
Positioning system, positioning method, and positioning server |
May. 27, 2008 |
| 7375683 |
Use of geo-stationary satellites to augment wide.sub.-- area multilateration synchronization |
May. 20, 2008 |
| 7363126 |
Core area territory planning for optimizing driver familiarity and route flexibility |
Apr. 22, 2008 |
| 7359719 |
Radio positioning systems |
Apr. 15, 2008 |
| 7339523 |
Navigation system using radio frequency tags |
Mar. 4, 2008 |
| 7312753 |
Mobile terminal positioning system |
Dec. 25, 2007 |
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