Assignee
TRUEPOSITION INC
US65 patents
Top patents by PatentIndex Score
US7440762B2Oct 21, 2008
TDOA/GPS hybrid wireless location system
TRUEPOSITION INC146 citations99
US7271765B2Sep 18, 2007
Applications processor including a database system, for use in a wireless location system
TRUEPOSITION INC474 citations99
US7167713B2Jan 23, 2007
Monitoring of call information in a wireless location system
TRUEPOSITION INC248 citations99
US7023383B2Apr 4, 2006
Multiple pass location processor
TRUEPOSITION INC277 citations99
US6876859B2Apr 5, 2005
Method for estimating TDOA and FDOA in a wireless location system
TRUEPOSITION INC356 citations99
US6873290B2Mar 29, 2005
Multiple pass location processor
TRUEPOSITION INC191 citations99
US6782264B2Aug 24, 2004
Monitoring of call information in a wireless location system
TRUEPOSITION INC382 citations99
US6765531B2Jul 20, 2004
System and method for interference cancellation in a location calculation, for use in a wireless location system
TRUEPOSITION INC174 citations99
US6646604B2Nov 11, 2003
Automatic synchronous tuning of narrowband receivers of a wireless location system for voice/traffic channel tracking
TRUEPOSITION INC184 citations99
US6603428B2Aug 5, 2003
Multiple pass location processing
TRUEPOSITION INC221 citations99
US6563460B2May 13, 2003
Collision recovery in a wireless location system
TRUEPOSITION INC192 citations99
US6519465B2Feb 11, 2003
Modified transmission method for improving accuracy for E-911 calls
TRUEPOSITION INC178 citations99
US6492944B1Dec 10, 2002
Internal calibration method for receiver system of a wireless location system
TRUEPOSITION INC153 citations99
US6400320B1Jun 4, 2002
Antenna selection method for a wireless location system
TRUEPOSITION INC220 citations99
US6388618B1May 14, 2002
Signal collection system for a wireless location system
TRUEPOSITION INC187 citations99
US6351235B1Feb 26, 2002
Method and system for synchronizing receiver systems of a wireless location system
TRUEPOSITION INC399 citations99
US6334059B1Dec 25, 2001
Modified transmission method for improving accuracy for e-911 calls
TRUEPOSITION INC220 citations99
US6317081B1Nov 13, 2001
Internal calibration method for receiver system of a wireless location system
TRUEPOSITION INC157 citations99
US6285321B1Sep 4, 2001
Station based processing method for a wireless location system
TRUEPOSITION INC172 citations99
US6281834B1Aug 28, 2001
Calibration for wireless location system
TRUEPOSITION INC197 citations99
US6184829B1Feb 6, 2001
Calibration for wireless location system
TRUEPOSITION INC508 citations99
US6172644B1Jan 9, 2001
Emergency location method for a wireless location system
TRUEPOSITION INC172 citations99
US6115599ASep 5, 2000
Directed retry method for use in a wireless location system
TRUEPOSITION INC158 citations99
US6097336AAug 1, 2000
Method for improving the accuracy of a wireless location system
TRUEPOSITION INC228 citations99
US8010079B2Aug 30, 2011
Emergency wireless location system including a wireless transceiver
TRUEPOSITION INC63 citations98
US7848733B2Dec 7, 2010
Emergency wireless location system including a location determining receiver
TRUEPOSITION INC104 citations98
US7689240B2Mar 30, 2010
Transmit-power control for wireless mobile services
TRUEPOSITION INC59 citations98
US7593738B2Sep 22, 2009
GPS synchronization for wireless communications stations
TRUEPOSITION INC121 citations98
US6996392B2Feb 7, 2006
E911 overlay solution for GSM, for use in a wireless location system
TRUEPOSITION INC136 citations98
US6661379B2Dec 9, 2003
Antenna selection method for a wireless location system
TRUEPOSITION INC153 citations98
US6483460B2Nov 19, 2002
Baseline selection method for use in a wireless location system
TRUEPOSITION INC145 citations98
US6463290B1Oct 8, 2002
Mobile-assisted network based techniques for improving accuracy of wireless location system
TRUEPOSITION INC301 citations98
US6266013B1Jul 24, 2001
Architecture for a signal collection system of a wireless location system
TRUEPOSITION INC190 citations98
US6091362AJul 18, 2000
Bandwidth synthesis for wireless location system
TRUEPOSITION INC294 citations98
US7427952B2Sep 23, 2008
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 wireless device locations
TRUEPOSITION INC95 citations96
US6317604B1Nov 13, 2001
Centralized database system for a wireless location system
TRUEPOSITION INC275 citations96
US7783299B2Aug 24, 2010
Advanced triggers for location-based service applications in a wireless location system
TRUEPOSITION INC76 citations95
USRE42285EApr 12, 2011
Applications processor including a database system, for use in a wireless location system
TRUEPOSITION INC26 citations94
US6366241B2Apr 2, 2002
Enhanced determination of position-dependent signal characteristics of a wireless transmitter
TRUEPOSITION INC155 citations94
US7974627B2Jul 5, 2011
Use of radio access technology diversity for location
TRUEPOSITION INC42 citations93
US7925274B2Apr 12, 2011
TDOA/GPS hybrid wireless location system
TRUEPOSITION INC33 citations93
US7797000B2Sep 14, 2010
System for automatically determining cell transmitter parameters to facilitate the location of wireless devices
TRUEPOSITION INC35 citations93
US7804448B2Sep 28, 2010
Portable, iterative geolocation of RF emitters
TRUEPOSITION INC34 citations92
US8041505B2Oct 18, 2011
Navigation services based on position location using broadcast digital television signals
TRUEPOSITION INC27 citations90
US10129697B2Nov 13, 2018
Techniques for wireless position determination utilizing a collaborative database
TRUEPOSITION INC4 citations84
US9402154B2Jul 26, 2016
Methods for providing location of wireless devices using Wi-Fi
TRUEPOSITION INC10 citations84
US9078145B2Jul 7, 2015
Network-based location of mobile transmitters
TRUEPOSITION INC14 citations84
US7920875B2Apr 5, 2011
Subscriptionless location of wireless devices
TRUEPOSITION INC10 citations84
US7844280B2Nov 30, 2010
Location of wideband OFDM transmitters with limited receiver bandwidth
TRUEPOSITION INC8 citations84
US9386421B2Jul 5, 2016
Location intelligence management system for border security
TRUEPOSITION INC11 citations83
Showing the top 50 of 65 patents by PatentIndex Score.