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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 |
| 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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