Bit synchronization circuit

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United States of America Patent

PATENT NO 5022057
SERIAL NO

07321141

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Abstract

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A telephone exchange system has a plurality of bit synchronization circuit each provided for an individual subscriber's line. A single clock generating circuit which generates a plurality of clocks is provided in common to the plurality of bit synchronization circuits. The bit synchronization circuit selects one clock of a phase suitable for regenerating an input data signal among the plurality of clocks applied thereto by the clock generating circuit, and regenerates and phases the input data signal by using the selected clock.

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Patent Owner(s)

Patent OwnerAddress
HITACHI LTDCHIYODA-KU TOKYO 100-8280
HITACHI COMMUNICATION SYSTEMS INC180 TOTSUKACHO TOTSUKA-KU YOKOHAMA

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Komatu, Norihumi Yokohama, JP 1 52
Nishi, Yumiko Tokyo, JP 5 146
Takaki, Seiichi Fujisawa, JP 2 52
Torii, Yutaka Yokohama, JP 5 394

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