Pulse or digital communications – Repeaters – Testing
Patent
1994-03-01
2000-05-09
Gregory, Bernarr E.
Pulse or digital communications
Repeaters
Testing
375200, 380 34, 379 58, 379 59, 455 331, 455 531, 455 541, H04B 1713
Patent
active
060613890
ABSTRACT:
A frequency hopping communication system having a plurality of wireless mobile stations and at least one base station. Each wireless mobile station is operated to communicate according to a communication frame format generated by a base station. The system performing slow frequency hopping by keeping a frequency hopping interval within each frame. The hopping pattern of a frequency is designated at a field located at the tail of each communication frame by the base station.
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M. Mizuno, "The Fundamentals and Application of Spread Spectrum Communication Technologies"; Tricaps; 1987; pp. 51-68, 79-82, 93. (In Japanese).
R. Ganesh et al, "Statistics of Short Time Variations of Indoor Radio Propagation"; ICC; Jan. 1, 1991; pp. 1-5.
Adachi Shuichi
Amada Eiichi
Ishifuji Tomoaki
Ishii Gen'ichi
Jusa Hidehiko
Gregory Bernarr E.
Hitachi , Ltd.
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