1
Fred Thomas Fred Thomas
Thomas Fred C Iii: Rf id tagging for improved tracking in a secure environment. Iomega, April 12, 1989: EP1126399-A2 (13 worldwide citation)

An apparatus and method are provided for tracking objects in a secure environment. RF ID technology, including tag(s) and an antenna, is employed by placing the antenna in a strategic position within a secure environment, such as a safe. An RF ID tag has a memory and is positioned on an object to be ...


2
Fred Thomas Fred Thomas
Thomas Fred C Iii: Rf id tagging for improved tracking in maintenance environment. Iomega, September 21, 2001: JP2001-256448 (4 worldwide citation)

PROBLEM TO BE SOLVED: To provide a device and a method for tracking an object inside a maintenance environment.SOLUTION: RF ID technique including a tag and an antenna is adopted and the antenna is arranged at a strategic position inside maintenance environment such as a safe. An RF ID tag has a mem ...


3
Fred Thomas Fred Thomas
Thomas Fred Charles Iii: Active electro-optical identification. Britta Technologies, Thomas Fred Charles Iii, ALTMAN Daniel E, January 10, 2008: WO/2008/005725 (2 worldwide citation)

A system, comprising: an electro optical identification tag comprising a retroref lective layer, a light modulator positioned over the retroref lective layer, and a control unit capable of modulating the light modulator according to a communication code; and an electro-optical transceiver comprising ...


4
John P Mansell, William M Riley: Vehicle tracking and security system. Auto Trac, Mason Fenwick & Lawrence, June 29, 1993: US05223844 (1190 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 ...


5
David M DeLorme, Keith A Gray: Computer aided map location system. DeLorme Publishing Company, Pierce Atwood, December 8, 1998: US05848373 (732 worldwide citation)

A computer aided map location system (CAMLS) provides correlation and coordination of spatially related data between a computer (PDA/PC/EC) and a set of printed maps typically printed on paper depicting surface features at desired levels of detail. A first set of constant scale printed maps substant ...


6
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 (658 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 (


7
Dennis J Dupray: Wireless location using multiple location estimators. TracBeam, Dennis J Dupray, June 19, 2001: US06249252 (641 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 ...


8
Louise A Stilp, Curtis A Knight, John C Webber: Cellular telephone location system. Associated RT, Woodcock Washburn Kurtz Mackiewicz & Norris, July 5, 1994: US05327144 (594 worldwide citation)

A cellular telephone location system for automatically recording the location of one or more mobile cellular telephones comprises three or more cell site systems 12. Each cell site system is located at a cell site of a cellular telephone system. Each cell site system includes an antenna that may be ...


9
Leonid Sheynblat, Norman F Krasner: Method and apparatus for providing location-based information via a computer network. Snaptrack, Philip Wadsworth, Charles Brown, Bruce W Greenhaus, January 13, 2004: US06677894 (578 worldwide citation)

Methods and apparatuses for distributing location-based information (i.e., information specific to a client's location or a location of interest to the client) to a client, which may be a mobile SPS receiver, via the Internet and in particular, the World-Wide Web. The client provides informatio ...


10
Josef H Schuermann, Guenter Heinecke, Rudolf Kremer: Transponder arrangement. Texas Instruments Deutschland, James C Kesterson, James T Comfort, Melvin Sharp, October 1, 1991: US05053774 (498 worldwide citation)

A transponder arrangement is described comprising an interrogation unit (10) which sends an RF interrogation pulse to at least one responder unit (12). The responder unit (12) then transmits back data stored therein in the form of a modulated RF carrier to the interrogation unit (10). In the respond ...



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