Telecommunications – Transmitter and receiver at same station – With a common signal processing stage
Patent
1994-05-26
1996-07-30
Pham, Chi H.
Telecommunications
Transmitter and receiver at same station
With a common signal processing stage
455 82, 455129, 455272, 455282, 343702, 343872, H04B 138, H04B 704
Patent
active
055421040
ABSTRACT:
In a portable satellite communication equipment including a transponder for transmission and reception, and an antenna portion which is electrically coupled to the transponder, the antenna portion has first and second common flat antennae. The first and the second common flat antennae are common to both the transmission and the reception and are foldably coupled to each other.
REFERENCES:
patent: 4716576 (1987-12-01), Sakai et al.
patent: 5203018 (1993-04-01), Hirose
Patent Abstracts of Japan, vol. 12, No. 447 (E-685) 24 Nov. 1988 & JP-A-63 174 431.
Ogawa Shigeo
Ozawa Hirohisa
NEC Corporation
Pham Chi H.
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