Telecommunications – Transmitter and receiver at same station
Patent
1996-09-27
1999-04-27
Le, Thanh Cong
Telecommunications
Transmitter and receiver at same station
455 90, H04B 138
Patent
active
058989099
ABSTRACT:
Disclosed is an ultra high frequency radio communication apparatus having: a receiver antenna; a transmitter antenna; an IC chip being electrically connected to the receiver antenna and the transmitter antenna; a substrate on which the receiver antenna, the transmitter antenna and the IC chip are mounted; an input terminal for inputting to the IC chip a base band input signal; an output terminal for outputting a base band output signal from the IC chip; and a control signal terminal for inputting a control signal for controlling the IC chip to the IC chip. The IC chip is placed in a shielding space such that the cut-off frequency of the shielding space is higher than the frequency of a carrier signal for radio communication.
REFERENCES:
patent: 5423080 (1995-06-01), Perret et al.
patent: 5448110 (1995-09-01), Tuttle et al.
patent: 5513382 (1996-04-01), Agahi-Kesheh et al.
Akagi Junko
Ashizawa Yasuo
Hanawa Takeshi
Iseki Yuji
Konno Mitsuo
Cong Le Thanh
Kabushiki Kaisha Toshiba
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