Rate-Adaptive Probabilistic Shaping Enabled by Punctured Polar Codes with Pre-set Frozen Bits

Shajeel Iqbal,Metodi Plamenov Yankov,Soren Forchhammer

2019 OPTICAL FIBER COMMUNICATIONS CONFERENCE AND EXHIBITION (OFC)（2019）

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摘要

We propose to pre-set the frozen bits of a rate-adaptive punctured polar-coded system to pseudo-random sequences. The many-to-one probabilistic shaping gains are improved to 2 dB («160 km) w.r.t. the standard punctured polar-coded system.

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关键词

rate-adaptive probabilistic shaping,punctured polar codes,pre-set frozen bits,pseudorandom sequences,many-to-one probabilistic shaping gains

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