Telegraphy – Systems – Printing
Patent
1982-11-22
1985-11-05
Cangialosi, Salvatore
Telegraphy
Systems
Printing
179 15R, 178 2204, H04K 104
Patent
active
045515808
ABSTRACT:
Subband signals are formed each corresponding to a portion of an input signal frequency spectrum. The subband signals are partitioned into subband time segments. The subband time segment signals are permuted. The permuted signals are combined to form a scrambled signal.
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Cox Richard V.
Jayant Nuggehally S.
AT&T Bell Laboratories
Cangialosi Salvatore
Cubert Jack S.
Olsen Kurt C.
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