Multi purpose digital signal regenerative processing apparatus
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United States of America Patent
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Sep 6, 1994
Grant Date -
N/A
app pub date -
Apr 23, 1993
filing date -
Apr 25, 1992
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A multi purpose digital signal regenerative processing apparatus (1) has three modulation sub-systems (2, 3 and 4) in parallel. Each sub-system is selectively selectable to enable a plurality of users to access, independently of one another, a sub-band of a frequency band in individually selectable access modes and modulation formats. The first sub-system (1) is operable in TDM format, the second (3) is operable in FDM or OFDM format and the third sub-system (4) is operable in CDM format.
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