1
Donald A Streit, Brian J Gilmore, Min Lu, Michael A Pusateri: Map-matching navigation system. The Penn State Research Foundation, Thomas J Monahan, June 30, 1998: US05774824 (168 worldwide citation)


A map matching navigation system for monitoring vehicle state characteristics including the location of a vehicle on a map route. The map matching navigation system may operate in a fixed mode wherein the map route is inputted by a user or a flexible mode wherein the map matching navigation system d ...


2
Robert J Love, Richard I Campbell: Intensity area correlation addition to terrain radiometric area correlation. The United States of America represented by the Secretary of the Air Force, William G Auton, Donald J Singer, April 3, 1990: US04914734 (32 worldwide citation)


A system which combines intensity area correlation is disclosed for use with terrain height radar and infrared emissivity systems to give a simultaneous three-mode map matching navigation system. The infrared system senses passive terrain emissions while the height finding radar measures the time be ...



Click the thumbnails below to visualize the patent trend.