Coded modulation with unequal error protection for fading channe

Details Coded modulation with unequal error protection for fading channe Coded modulation with unequal error protection for fading channe

1991-11-26

1994-02-22

Kuntz, Curtis

Pulse or digital communications

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Testing

375 34, 375 39, 375 60, 371 371, 371 43, H04L 2549

Patent

active

052895017

ABSTRACT:
Information is transmitted in digital form over fading channels using DPSK coded modulation incorporating multi-level coding in order to provide unequal error protection for different classes of data such as generated by CELP or other speech encoders.

REFERENCES:
patent: 4882733 (1989-11-01), Tanner
patent: 5105442 (1992-04-01), Wei
patent: 5164963 (1992-11-01), Lawrence et al.
W. F. Schreiber, "Spread-Spectrum Television Broadcasting", SMPTE Jrn., Aug. 1992, pp. 538-549.
K. M. Uz et al., "Multiresolution Source & Channel Coding . . . ", Signal Processing of HDTV, III, 1992 Elsevier Science Publisher pp. 61-69.
M. Vetterli et al. "Multiresolution Coding Techniques for Digital TV", Multidimensional Systems & Signal Processing, 1992, Kluwer Academic Publishers, Boston, pp. 53-79.
K. M. Uz et al., "Combined Multiresolution Source Coding & Modulation . . . ", Signal Processing, 1992, Elsevier Science Pubs. pp. 283-290.

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