1
Jay Werb, Emin Martinian, Melanie Swiderek, Samuel Levy, Peter Stein: Method and apparatus for locating mobile tags. RF Technologies, Wolf Greenfield & Sacks PC, September 24, 2002: US06456239 (111 worldwide citation)

A method and apparatus for determining tag location is disclosed. Tag reference data may be stored, e.g., in the form of a lookup table, as a trained neural network, and so on, and used to determine the location of tags. Readings used to determine tag location and/or preliminary tag locations may be ...


2
Howard Huang, Dragan Samardzija, Irwin Kennedy, Stefan Valentin, Dmitry Chizhik, Gregory Wright, Sarabjot Singh: Method and apparatus for determining tag location. Alcatel Lucent, Carl Bilicska, July 12, 2016: US09389301

Various embodiments provide a method and apparatus for determining tag location by using one or more estimated channel responses (CR) that characterize the wireless channel between the tag and one or more respective anchors. In particular, a tracking server in communication with the anchor(s) determ ...


3
Method And Apparatus For Determining Tag Location. Alcatel Lucent USA, Alcatel Lucent, September 3, 2015: US20150247915-A1

Various embodiments provide a method and apparatus for determining tag location by using one or more estimated channel responses (CR) that characterize the wireless channel between the tag and one or more respective anchors. In particular, a tracking server in communication with the anchor(s) determ ...