Tunable substrate phase scanned reflector antenna

Details Tunable substrate phase scanned reflector antenna Tunable substrate phase scanned reflector antenna

2006-12-12

2010-11-23

Ho, Tan (Department: 2821)

Communications: radio wave antennas

Antennas

Wave guide type

C343S786000, C343S840000

Reexamination Certificate

active

07839349

ABSTRACT:
In some embodiments, a reflector antenna may include one or more of the following features: (a) a reflector having a tunable reflective surface, (b) a reflector feed having tunable substrate materials, and (c) a sub-reflector.

REFERENCES:
patent: 4195301 (1980-03-01), Conroy
patent: 5689275 (1997-11-01), Moore et al.
patent: 6650291 (2003-11-01), West et al.
patent: 6756866 (2004-06-01), Higgins
patent: 6806846 (2004-10-01), West
Elamaran, B., I. Chio, L. Chen, and J. Chiao, “A Beam-Steerer Using Reconfigurable PBG Ground Plane,” Microwave Symposium Digest, 2000 IEEE MTT-S International, vol. 2, pp. 835-838, Jun. 2000.
Weily, A.R., T.S. Bird, K.P. Esselle, and B.C. Sanders, “Woodpile EBG phase shifter,” Electronics Letters, vol. 42, No. 25, Dec. 7, 2006.

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