Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Pao-Cheng Chiu0
Chen-Chih Huang0
Date of Patent
June 15, 2010
0Patent Application Number
109070460
Date Filed
March 17, 2005
0Patent Primary Examiner
Patent abstract
A transceiver in a full duplex communication system includes a hybrid circuit for transmitting a transmission signal or receiving a receive signal via the channel, the hybrid circuit includes an echo cancellation device for removing transmission signal components from the receive signal; wherein the hybrid circuit outputs a processed receive signal; and a gain amplifier being an OP-RC AGC is directly connected to the hybrid circuit for amplifying the processed receive signal, wherein a first node of the gain amplifier coupled to the echo cancellation device is a virtual ground.
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