Communication system
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United States of America Patent
Stats
-
Jun 6, 1989
Grant Date -
N/A
app pub date -
Mar 4, 1987
filing date -
Mar 6, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A frequency hopping communication system whose transmitters and receivers after synchronization hop over a frequency series of a first type. To synchronize the transmitters and receivers, sync data from a transmitter are transmitted and received in portions spread over a frequency series of a second type in order to protect the transmission of sync data against jamming and eavesdropping.
First Claim
Family
International Classification(s)
- Non-US Classification not provided for expired patents
Cited Art Landscape
Patent Citation Ranking
- Citation Ranking not provided for expired patents
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