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Class Information
Number: 342/31
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Aircraft collision avoidance system (cas) > With transponder > Including synchronized clock
Description: Subject matter including means to operate plural transponders on separate aircraft or on the ground, on a common time base.










Patents under this class:

Patent Number Title Of Patent Date Issued
8692705 Apparatus and method for generating low latency position information from position signals transmitted in a narrow bandwidth channel of a radio frequency Apr. 8, 2014
8264397 Time transfer method and system Sep. 11, 2012
7756637 Methods and systems for displaying electronic enroute maps Jul. 13, 2010
7356618 Method and system for synchronizing platform clocks in a distributed wireless platform Apr. 8, 2008
6771981 Electronic device cover with embedded radio frequency (RF) transponder and methods of using same Aug. 3, 2004
6211811 Method and apparatus for improving the surveillance coverage and target identification in a radar based surveillance system Apr. 3, 2001
5999116 Method and apparatus for improving the surveillance coverage and target identification in a radar based surveillance system Dec. 7, 1999
5696514 Location and velocity measurement system using atomic clocks in moving objects and receivers Dec. 9, 1997
5453748 Method and apparatus for responding to an interrogation signal Sep. 26, 1995
5363109 Method of correcting measurement errors caused by clock deviations in a secondary radar system Nov. 8, 1994
5043903 System for aiding the movement of moving units in group formation Aug. 27, 1991
4232313 Tactical nagivation and communication system Nov. 4, 1980
3943509 Navigation aiding systems with one-way ranging and two-way synchronization Mar. 9, 1976











 
 
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