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극 부호를 위한 고속 연속제거 기반 복호의 알고리즘 및 하드웨어 구현

Algorithm and Hardware Implementation of Fast Simplified Successive Cancellation- Based Decoding for Polar Codes

목차

I. Introduction 1
II. Preliminaries 5
A. Polar Codes and Successive Cancellation (SC) Decoding 5
B. Fast Simplified Successive Cancellation (FSSC) Decoding 7
C. Successive Cancellation Flip (SCF) and Fast SCF Decoding 10
D. Successive Cancellation List (SCL) and Fast SCL Decoding 12
III. One-hot Encoding-based Simplified Control Unit for FSSC Decoder 16
A. Motivation 16
B. One-hot Encoding-based Stage Decision 17
C. Node Type and Operation Decision 20
D. Top-level Architecture of Simplified Control Unit 23
E. Simplified Control Unit-based FSSC Decoder 24
IV. Hardware Architecture for Low-latency FSCF Decoder 30
A. Motivation 30
B. History-based FSCF (HFSCF) Decoding 31
C. HFSCF Decoder Architecture 35
D. Simulation Results 42
E. Hardware Implementation Results 47
V. Sorting Network for Low-latency FSCL decoder 52
A. Motivation 52
B. Partitioned Sorting Network 54
C. Soter I Optimization 56
D. Sorter II Optimization 58
E. Proposed Sorting Network 64
F. Results 67
VI. Conclusions 74
Bibliography 76

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