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Class Information
Number: 342/431
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Directive > Beacon or receiver > Direction-finding receiver only > With continuously movable antenna pattern > Including a goniometer
Description: Subject matter wherein means receiving energy from two or more antennas having fixed angularly disposed directional characteristics, sets up, adjacent an orientable pick up device, singularly disposed fields whose resultant field bears a fixed angular relation to the direction of the received energy.










Patents under this class:

Patent Number Title Of Patent Date Issued
8677019 Data communication method using unambiguous vehicle identification information Mar. 18, 2014
6469666 Digital antenna goniometer and method Oct. 22, 2002
5812092 Radiocommunications and localizing device Sep. 22, 1998
5790075 Beam antenna direction measuring method, direction measuring device and antenna direction controller Aug. 4, 1998
5030959 Enhanced automatic bearing indicator system Jul. 9, 1991
4654664 Electronic null-seeking goniometer for ADF Mar. 31, 1987
4197542 Radio navigation system Apr. 8, 1980











 
 
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