Communications: radio wave antennas – Antennas – With vehicle
Reexamination Certificate
2005-09-27
2005-09-27
Chen, Shih-Chao (Department: 2821)
Communications: radio wave antennas
Antennas
With vehicle
C343S762000, C343S786000, C342S368000
Reexamination Certificate
active
06950073
ABSTRACT:
A communication system including an antenna array with feed network coupled to communication electronics. In one example, a communication subsystem comprises a plurality of antennas each adapted to receive an information signal and a plurality of orthomode transducers coupled to corresponding ones of the plurality of antennas, each OMT is adapted to provide at a first component signal having a first polarization and a second component signal having a second polarization. The communication subsystem also comprises a feed network that receives the first component signal and the second component signal from each orthomode transducer and provides a first summed component signal at a first feed port and a second summed component signal at a second feed port, and a phase correction device coupled to the first and second feed ports and adapted to phase match the first summed component signal with the second summed component signal.
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Walter L. Storkus,Design Techniques for Compact Monopulse Antenna Feeds for W-Band Radar Systems; IEEE MTT-S International Microwave Symposium-Digest; May 8-10, 1990, pp. 805-808; XP010004571, Dallas, TX (US).
Anderson Richard B.
Barrett Michael
Blanda Frank
Clymer Richard
Flannery Matthew
AeroSat Corporation
Chen Shih-Chao
Lowrie Lando & Anastasi, LLP
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