Multiplex communications – Diagnostic testing – Determination of communication parameters
Patent
1997-08-18
2000-03-28
Nguyen, Chau
Multiplex communications
Diagnostic testing
Determination of communication parameters
370330, 370468, 455 63, 455424, H04Q 700, G06F 1100, H04B 110
Patent
active
060440678
ABSTRACT:
A communication apparatus includes an RF signal processing circuit for processing a received RF signal, an RF demodulating circuit for demodulating an output signal of the RF signal processing circuit, a decoding circuit for decoding an output signal from the RF demodulating circuit, an encoding circuit for encoding a predetermined information signal, an RF modulating circuit for modulating an output signal from the encoding circuit, and a transmission signal processing circuit for processing an output signal from the RF modulating circuit. The encoding circuit includes a memory for storing predetermined control data, a selecting circuit for selecting the predetermined control data in accordance with an information of circuit quality obtained from the decoding circuit, and an adding circuit for adding the transmission data with an output of the selecting circuit. An output power of the transmission signal processing circuit is controlled by the information of the circuit quality.
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Maioli Jay H.
Nguyen Chau
Nguyen Phuongchau Ba
Sony Corporation
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