Communication system, including transmitting and receiving appar

Details Communication system, including transmitting and receiving appar Communication system, including transmitting and receiving appar

1997-05-27

1999-10-12

Vu, Huy D.

Telecommunications

Transmitter and receiver at same station

With frequency stabilization

375219, H04B 140, H04B 126

Patent

active

059666447

ABSTRACT:
A transmitting apparatus according to the present invention in communication resources using a multi-carrier signal in which subcarriers of a predetermined number are allocated with a predetermined frequency separation, includes a reference signal source for generating a reference signal with a predetermined frequency (f.sub.0), a first signal converter for generating a first clock signal (having a frequency f.sub.1) from the reference signal, a second signal converter for generating a second clock signal (having a frequency f.sub.2) from the reference signal, a radio frequency signal generator for generating signals which have separation frequencies of the frequency of the first clock signal, and a transmission signal processor for processing a transmission signal with the second block signal as a reference of the processing.

REFERENCES:
patent: 5115514 (1992-05-01), Leslie
patent: 5541552 (1996-07-01), Suzuki et al.
patent: 5734970 (1998-03-01), Saito
patent: 5752169 (1998-05-01), Hareyama et al.
patent: 5825813 (1998-10-01), Na

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