Quadrature amplitude modulation synchronization method

Details Quadrature amplitude modulation synchronization method Quadrature amplitude modulation synchronization method

1992-01-09

1994-08-30

Chin, Stephen

Pulse or digital communications

Repeaters

Testing

375 97, 375106, 455 59, 455 71, H04L 512

Patent

active

053434994

ABSTRACT:
In a QAM communications system, a novel synchronizing sequence of symbols added to the information channel simplifies acquisition of timing and synchronization by a receiver. Such synchronization vectors provide signals for improved AFC control signal generation.

REFERENCES:
patent: 4768187 (1988-08-01), Marshall
patent: 4881241 (1989-11-01), Pommier et al.
patent: 5134633 (1992-07-01), Werner
patent: 5170413 (1992-12-01), Hess et al.
patent: 5272724 (1993-12-01), Solomon et al.

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