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On the tail effect of SOVA-based decoding for turbo codes

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2 Author(s)
Lang Lin ; Dept. of Electr. & Electron. Eng., Hong Kong Univ. of Sci. & Technol., Kowloon, Hong Kong ; Cheng, R.S.

As a suboptimal decoding algorithm for turbo codes, the soft output Viterbi algorithm (SOVA) has the tail effect which degrades its performance seriously. In this paper, we give a detailed description of the tail effect and provide two new block interleavers to mitigate the performance degradation

Published in:

Global Telecommunications Conference, 1997. GLOBECOM '97., IEEE  (Volume:2 )

Date of Conference:

3-8 Nov 1997