1
Frederick W LeBlanc, Dennis J Dupray, Charles L Karr: Location of a mobile station using a plurality of commercial wireless infrastructures. TracBeam, Dennis J Dupray, May 22, 2001: US06236365 (702 worldwide citation)

A location system for commercial wireless telecommunication infrastructures (CMRRs). The system is an end-to-end solution having one or more location systems (


2
Charles L Karr, Frederick W LeBlanc, Dennis J Dupray: Locating a mobile station using a plurality of wireless networks and applications therefor. TracBeam, October 4, 2005: US06952181 (331 worldwide citation)

A location is disclosed for wireless telecommunication infrastructures. The systems output requested locations of hand sets or mobile stations (MS) based on, e.g., AMPS, NAMPS, CDMA or TDMA communication standards. The system determines both local MS locations, and more global MS location requests v ...


3
Charles L Karr, Dennis J Dupray: Wireless location using multiple mobile station location techniques. TracBeam, July 27, 2010: US07764231 (237 worldwide citation)

A hybrid wireless location system and method is disclosed for locating mobile stations (MSs). Multiple wireless location techniques (FOMs) are provided for MS location. One or more FOMs can be activated in various combinations (serially or parallelly) for outputting one or more MS location estimates ...


4
Dennis J Dupray, Charles L Karr: Gateway and hybrid solutions for wireless location. TracBeam, Dennis J Dupray, April 28, 2009: US07525484 (218 worldwide citation)

A location system is disclosed for commercial wireless telecommunication infrastructures. The system is an end-to-end solution having one or more location centers for outputting requested locations of commercially available handsets or mobile stations (MS) based on, e.g., CDMA, AMPS, NAMPS or TDMA c ...


5
Dennis J Dupray, Charles L Karr: Geographic location using multiple location estimators. TracBeam, November 20, 2007: US07298327 (208 worldwide citation)

A location system is disclosed for commercial wireless telecommunication infrastructures. The system is an end-to-end solution having one or more location centers for outputting requested locations of commercially available handsets or mobile stations (MS) based on, e.g., CDMA, AMPS, NAMPS or TDMA c ...


6
Frederick W Leblanc, Dennis J Dupray, Charles L Karr: Locating a mobile station and applications therefor. TracBeam, Dennis J Dupray, October 12, 2010: US07812766 (152 worldwide citation)

A location system is disclosed for wireless telecommunication infrastructures. The system is an end-to-end solution having one or more location systems for outputting requested locations of hand sets or mobile stations (MS) based on, e.g., AMPS, NAMPS, CDMA or TDMA communication standards, for proce ...


7
Dennis J Dupray, Charles L Karr: Multiple location estimators for wireless location. TracBeam, Dennis J Dupray, October 4, 2011: US08032153 (79 worldwide citation)

A wireless location system is disclosed that may be configured as a gateway for receiving a plurality of requests for locating mobile stations for, e.g., E911 requests, vehicle location or tracking. For each mobile station (MS) location request, the system: (a) activates one or more location estimat ...


8
Dennis J Dupray, Frederick W LeBlanc, Charles L Karr, Sheldon F Goldberg: Locating a mobile station and applications therefor. TracBeam, Dennis J Dupray, March 31, 2015: US08994591 (30 worldwide citation)

A location system and applications therefor is disclosed for wireless telecommunication infrastructures. The system is an end-to-end solution having one or more location systems for outputting requested locations of hand sets or mobile stations (MS) based on, e.g., CDMA, GSM, GPRS, TDMA or WIFI comm ...


9
Dennis J Dupray, Charles L Karr, Sheldon F Goldberg: Wireless location using network centric location estimators. TracBeam, Dennis J Dupray, September 15, 2015: US09134398 (8 worldwide citation)

A wireless location system is disclosed having one or more location centers for locating mobile stations (MS) based on, e.g., WIFI, CDMA, AMPS, NAMPS, TDMA, GPRS, and GSM. MS location requests can be processed via, e.g., Internet communication between a network of location centers. A plurality of MS ...


10
Charles L Karr, Dennis J Dupray: Wireless location using signal fingerprinting. TracBeam, Dennis J Dupray PhD, September 20, 2001: US20010022558-A1 (5 worldwide citation)

A location system is disclosed for commercial wireless telecommunication infrastructures. The system is an end-to-end solution having one or more location centers for outputting requested locations of commercially available handsets or mobile stations (MS) based on, e.g., CDMA, AMPS, NAMPS or TDMA c ...