Communication system
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United States of America Patent
Stats
-
Aug 29, 1989
Grant Date -
N/A
app pub date -
Oct 2, 1987
filing date -
Oct 3, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a dynamic frame length slotted ALOHA system the synchronizing signals are transmitted by a base station at different frequencies (each having a period equivalent to a multiple of the time slot period). The different frequencies denote different frame lengths and the central stations detect these frequencies and select a frame length accordingly.
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