Communications: directive radio wave systems and devices (e.g. – Directive – Including a steerable array
Reexamination Certificate
2007-06-11
2009-10-13
Phan, Dao L (Department: 3662)
Communications: directive radio wave systems and devices (e.g.,
Directive
Including a steerable array
C342S375000
Reexamination Certificate
active
07602336
ABSTRACT:
An apparatus includes antenna elements configured to receive a signal including pseudo-random code, and electronics configured to use the pseudo-random code to determine time delays of signals incident upon the antenna elements and to compensate the signals to coherently combine the antenna elements.
REFERENCES:
patent: 4334314 (1982-06-01), Nard et al.
patent: 5428814 (1995-06-01), Mort et al.
patent: 5583516 (1996-12-01), Lembo
patent: H1625 (1997-01-01), Frankel
patent: 5623360 (1997-04-01), Gesell et al.
patent: 5796510 (1998-08-01), Yao
patent: 5978125 (1999-11-01), Yao
patent: 6580497 (2003-06-01), Asaka et al.
patent: 6760512 (2004-07-01), Pepper
patent: 6818144 (2004-11-01), Tidrow et al.
patent: 6850557 (2005-02-01), Gronemeyer
patent: 6875369 (2005-04-01), Tidrow et al.
patent: RE38735 (2005-05-01), Yao
patent: RE38809 (2005-10-01), Yao
patent: 2004/0190597 (2004-09-01), Cowie et al.
J.C. Sethares, “Magnetostatic Wave Devices and Applications,” J. Appl. Phys., 53 (3) Mar. 1982, pp. 2646-2651.
K. M. SooHoo and R. B. Dybdal, “Tolerances for Combining High Gain Antennas,” 1994 IEEE AP-S Symposium Digest, Seattle WA pp. 209 212, Jun. 19 24, 1994.
R. B. Dybdal and K. M. SooHoo, “Arraying High Gain Antennas,” 2000 IEEE AP-S Symposium Digest, Salt Lake City UT, pp. 198-201, Jul. 16-21, 2000.
Curry Samuel J.
Dybdal Robert B.
Henricks Slavin & Holmes LLP
Phan Dao L
The Aerospace Corporation
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