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Patent Searching and Data


Title:
CARRIER REPRODUCING CIRCUIT
Document Type and Number:
Japanese Patent JPS5922467
Kind Code:
A
Abstract:
A carrier recovery circuit is disclosed for use in the receiver of a digital transmission wherein channels of data are formed by demodulating incoming quadrature-related carriers using receiver-generated, quadrature-related carriers. Phase alignment of the receiver-generated carriers to the incoming carriers is provided by integrated data from a preselected channel when the channels of data correspond to preselected regions in the signal space diagram.

Inventors:
UIRIAMU DABURIYU TOI
Application Number:
JP11837183A
Publication Date:
February 04, 1984
Filing Date:
July 01, 1983
Export Citation:
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Assignee:
WESTERN ELECTRIC CO
International Classes:
H04L27/227; H04L27/38; H04L27/00; (IPC1-7): H04L27/00; H04L27/22
Attorney, Agent or Firm:
Masao Okabe