Title:
METHOD AND APPARATUS FOR TRANSMULTIPLEXER A MULTI-CHANNEL INFORMATION SIGNAL
Document Type and Number:
WIPO Patent Application WO1997006618
Kind Code:
A3
Abstract:
A filter fast Fourier transmultiplexer divides a multi-channel communication signal into single channel communication signals through a cascade of filters and mixers. The output sample rate is maintained at the input sample rate and memory requirements and computations are substantially reduced.
Inventors:
HARRISON ROBERT MARK
Application Number:
PCT/US1996/010825
Publication Date:
May 09, 1997
Filing Date:
June 25, 1996
Export Citation:
Assignee:
MOTOROLA INC (US)
International Classes:
H04J4/00; H04J1/05; (IPC1-7): H04L/
Foreign References:
| US4393456A | 1983-07-12 | |||
| US4759013A | 1988-07-19 | |||
| US4799179A | 1989-01-17 | |||
| US5299192A | 1994-03-29 | |||
| US4785447A | 1988-11-15 | |||
| US5323391A | 1994-06-21 | |||
| US5396489A | 1995-03-07 | |||
| US5454011A | 1995-09-26 |
Other References:
See also references of EP 0783812A4
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