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Class Information
Number: 342/369
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Directive > Including a steerable array > Injection radiation type
Description: Subject matter wherein a receiving station includes means for emitting signals of such character as to facilitate the alignment of the directional pattern of the receiver with the direction of travel of the received signal.










Patents under this class:

Patent Number Title Of Patent Date Issued
8340619 Phase synchronization of phased array or multiple receiver/transmitter systems Dec. 25, 2012
8325089 Beamforming RF circuit and applications thereof Dec. 4, 2012
8120532 Beamforming RF circuit and applications thereof Feb. 21, 2012
8094073 Robust VSAT tracking algorithm Jan. 10, 2012
7714780 Beamforming RF circuit and applications thereof May. 11, 2010
7355998 Support for multiple access point switched beam antennas Apr. 8, 2008
7274951 Multi-beam antenna transmitter/receiver and transmitting/receiving method and transmission beam selection method Sep. 25, 2007
6900756 Calibrating radiometers May. 31, 2005
6778130 Position location method and apparatus for a mobile telecommunications system Aug. 17, 2004
6650290 Broadband, low loss, modular feed for phased array antennas Nov. 18, 2003
4924234 Plural level beam-forming network May. 8, 1990
4492962 Transmitting adaptive array antenna Jan. 8, 1985
4394660 Phased array feed system Jul. 19, 1983
4348676 Automatic phase alignment system for a tracking antenna Sep. 7, 1982
4246581 Direction finder Jan. 20, 1981











 
 
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