Digital communication system
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United States of America Patent
Stats
-
Jul 18, 1989
Grant Date -
N/A
app pub date -
Feb 4, 1987
filing date -
Jun 5, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention provides two branches of a base station transmitter and a base station receiver, respectively, and inserts a delay circuit for ensuring a delay time difference between D and U waves required to obtain the best bit error rate for a DSK system, BPSK-RZ system, QPSK-RZ system or the like, into each system of the transmitter and the receiver, respectively, or into either the transmitter or the receiver of each system, thereby efficiently improving the bit error rate.
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