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Article: South Korean Inventor Develops Power Amplifier Gain Control Apparatus
- Article from:
- US Fed News Service, Including US State News
- Article date:
- December 13, 2006
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ALEXANDRIA, Va., Dec. 13 -- Kwang-du Lee of Suwon-si, South Korea, has developed an apparatus for automatically controlling a gain of a power amplifier and an associated methods.
An abstract of the invention, released by the U.S. Patent & Trademark Office, said: "An apparatus for automatically controlling a gain of a power amplifier includes a reception-signal detecting unit which detects a reception signal; a reference-voltage generating unit which generates a reference voltage; a gain control voltage detecting unit which compares the detected reception signal with the generated reference voltage to detect a gain control voltage; a gain control unit which controls a gain of an input ...