1
Durga Malladi
Durga P Malladi, Serge Willenegger, Tao Chen: Uplink power control. QUALCOMM Incorporated, D Scott Juneau, April 17, 2012: US08160027 (1 worldwide citation)

Uplink power control is provided to maintain the integrity of the uplink HS-DPCCH when the UE goes into SHO. The target pilot SNR threshold is controlled by considering the pilot signal strength of the serving Node-B and/or the uplink channel condition of the serving Node-B when deciding to increase ...


2
John P Mansell, William M Riley: Vehicle tracking and security system. Auto Trac, Mason Fenwick & Lawrence, June 29, 1993: US05223844 (1209 worldwide citation)

The present invention provides a vehicle tracking and security system which allows immediate response in case of vehicle theft, an accident, vehicle breakdown, or other emergency. Guardian and tracking functions are provided through Mobile Units installed in hidden locations in vehicles to be monito ...


3
Ralph D Darnell, Claude C Douglas: Cellular position locating system. CAE Link Corporation, Malin Haley McHale Dimaggio & Crosby, August 27, 1991: US05043736 (809 worldwide citation)

The invention comprises a portable locating unit useful both as a cellular telephone and portable global positioning system that provides latitude and longitude information remotely to a base unit display. The system includes a small hand held receiver that receives signals from a satellite global p ...


4
Ralph E Taylor, James W Sennott: Navigation system and method. The United States of America represented by the Administrator of the National Aeronautics and Space Administration, John O Tresansky, John R Manning, Ronald F Sandler, April 24, 1984: US04445118 (618 worldwide citation)

In a global positioning system (GPS), such as the NAVSTAR/GPS system, wherein the position coordinates of user terminals (14) are obtained by processing multiple signals transmitted by a constellation of orbiting satellites (16), an acquisition-aiding signal generated by an earth-based control stati ...


5
Leonid Sheynblat: Satellite positioning system augmentation with wireless communication signals. SnapTrack, Blakely Sokoloff Taylor & Zafman, December 7, 1999: US05999124 (503 worldwide citation)

A method and apparatus for processing position information from satellite positioning system satellites and from cellular based communication signals. In one example of a method according to the invention, a SPS receiver receives SPS signals from at least one SPS satellite. This SPS receiver is coup ...


6
David Vaughn: Vehicle speed control based on GPS/MAP matching of posted speeds. Trimble Navigation, Boris G Tankhilevich, January 16, 1996: US05485161 (458 worldwide citation)

The GPS-map speed matching system for controlling the speed of the vehicle is described. The system includes a GPS navigation receiver, a database processing facility, a GPS computer, an engine computer, a video display, a speed sensor and a heading sensor. The database processing facility can be lo ...


7
Steven M Hoffberg: Mobile communication device. Milde Hoffberg & Macklin, June 26, 2001: US06252544 (455 worldwide citation)

A mobile communications device comprising a location sensing system, producing a location output; a memory, storing a set of locations and associated events; a telecommunications device, communicating event and location information between a remote system and said memory; and a processor, processing ...


8
Norman F Krasner: GPS receiver utilizing a communication link. SnapTrack, Blakely Sokoloff Taylor & Zafman, November 24, 1998: US05841396 (443 worldwide citation)

A precision carrier frequency signal for calibrating a local oscillator of a GPS receiver which is used to acquire GPS signals. The precision carrier frequency signal is used to calibrate the local oscillator such that the output of the local oscillator, which is used to acquire GPS signals, is modi ...


9
Alison K Brown, Mark A Sturza: Vehicle tracking system employing global positioning system (GPS) satellites. NAVSYS Corporation, William E Hein, July 6, 1993: US05225842 (435 worldwide citation)

A tracking system employing global positioning system (GPS) satellites provides extremely accurate position, velocity, and time information for vehicles or any other animate or inanimate object within any mobile radio communication system or information system, including those operating in high rise ...


10
Charles Chien: Location position system for relay assisted tracking. Rockwell Technologies, Foley & Lardner, January 28, 2003: US06512478 (417 worldwide citation)

An extensible short-range tracking system is disclosed. The tracking system disclosed is a multi-level tracking system. At the first level is an RF tag, which is a transmit-only unit that transmits information including minimally an identification number. The transmission from the RF tags are sporad ...