Telecommunications – Receiver or analog modulated signal frequency converter – Local control of receiver operation
Patent
1997-03-21
2000-06-13
Trost, William G.
Telecommunications
Receiver or analog modulated signal frequency converter
Local control of receiver operation
4552412, 4552452, H04B 106
Patent
active
06075978&
ABSTRACT:
In a radio apparatus including a plurality of variable-gain amplifiers and at least one frequency converter which are connected in series, a gain controller includes a plurality of gain control lines and a gain control signal generator. The gain control lines are connected to the variable-gain amplifiers, respectively. The gain control signal generator individually generates a plurality of gain control signals which are supplied to the variable-gain amplifiers through the gain control lines, respectively.
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Patent Abstracts of Japan vol. 017, No. 283 (E-1373), May 31, 1993 & JP 05 014088 A (Sanyo Electric Co. Ltd), Jan. 22, 1993 Abstract.
NEC Corporation
Trost William G.
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