Encoding method and decoding method

By flexibly selecting encoding methods and adjusting parameters in LDPC codes, the problems of throughput and performance requirements under different application scenarios are solved, and the error correction performance and throughput of the system are improved.

CN122419675APending Publication Date: 2026-07-17HUAWEI TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
HUAWEI TECH CO LTD
Filing Date
2025-01-15
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In different application scenarios, using a single LDPC code cannot meet the diverse requirements of throughput and performance.

Method used

This paper provides an encoding and decoding method that flexibly selects different encoding methods and adjusts the encoding strategy according to the parameters of the application scenario, including buffer size, number of code block groups, modulation and encoding scheme index, etc. It also employs techniques such as concatenated codes and puncturing codeword bits to improve encoding and decoding performance.

Benefits of technology

It enables flexible adjustment of encoding strategies in different application scenarios, improves the system's error correction performance and throughput, and adapts to the needs of high bit rate and low iteration rounds.

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Abstract

本申请提供了一种编码方法和译码方法。该方法中,发送端设备或接收端设备可以基于第一参数确定编码方式或译码方式,该第一参数包括以下至少一项:缓冲区的尺寸级别、每个传输块支持的码块组的数量、传输块尺寸、每个传输块包含的码块的数量、调制和编码方案索引、调制阶数、信道编码的目标码率或净荷码率。通过本申请实施例的方法,可以根据第一参数选用不同的编码方式进行编码或选用不同的译码方式进行译码,从而可以灵活调整编译码策略,以满足不同应用场景下的吞吐需求或性能需求。
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