List Viterbi algorithms for tailbiting convolutional codes

Details List Viterbi algorithms for tailbiting convolutional codes List Viterbi algorithms for tailbiting convolutional codes

1998-04-03

2000-12-12

Tu, Christie

Error detection/correction and fault detection/recovery

Pulse or data error handling

Digital data error correction

375262, 375265, H03M 1303, H04L 2302

Patent

active

061612103

ABSTRACT:
List Viterbi decoding of a block of data that has been encoded with a tailbiting convolutional code is provided for in a manner that takes advantage of decoder knowledge that starting and terminating states are identical but data-dependent and thus unknown to the receiver.

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patent: 5537444 (1996-07-01), Nill et al.
patent: 5784392 (1998-07-01), Czaja et al.
Seshadri et al., "List Viterbi Decoding Algorithms with Applications," IEEE Transactions on Communications, vol. 42, No. 2/3/4, p. 313-323 (Feb./Mar./Apr. 1994).
Nill et al., "List and Soft Symbol Output Viterbi Algorithms: Extensions and Comparisons," IEEE Transactions on Communications, vol. 43, No. 2/3/4 p. 277-287 (Feb./Mar./Apr. 1993).
Cox et al., "An Efficient Adaptive Circular Viterbi Algorithm for Decoding Generalized Tailbiting Convolutional Codes," IEEE Transactions on Vehicular Technology, vol. 43, No. 1, p. 57-68 (Feb. 1994).
Seshadri et al., "Generalized Viterbi Algorithms for Error Detection with Convolutional Codes," IEEE Global Telecommunications Conference & Exhibition , p. 1534-1538, Dallas Texas, Nov. 27-30, 1989.
Clark and Cain, "Error-Corrcetion Coding for Digital Communications," Chapter 6 entitled "Convolutional Code Structure and Viterbi Decoding," p. 227-266 (1981).

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