Data decoding method and device, equipment and storage medium

• Main Authors: ZHAN HUIHUA, LIU WENLONG, JIANG CHANGLONG, LENG XIANGLUN, WANG HAISHENG
• Format: Patent
• Language: Chinese; English
• Published: 02.08.2024
• Subjects: BASIC ELECTRONIC CIRCUITRY; CALCULATING; CODE CONVERSION IN GENERAL; CODING; COMPUTING; COUNTING; DECODING; ELECTRIC DIGITAL DATA PROCESSING; ELECTRICITY; INFORMATION STORAGE; PHYSICS; STATIC STORES

The embodiment of the invention discloses a data decoding method and device, equipment, a storage medium and a program product, and the method comprises the steps: obtaining original noisy data based on LDPC coding; determining a check matrix according to the original noisy data; according to the check matrix, performing one or more LDPC decoding operations on the original noisy data to obtain an iteration matrix; in each LDPC decoding operation, determining the number of unreliable variable nodes in a bipartite graph corresponding to the check matrix according to the numerical value of each element in the iteration matrix; and in response to the condition that the number of the unreliable variable nodes meets a preset early termination condition in the one or more LDPC decoding operations, stopping decoding. 本申请实施例公开了一种数据译码方法、装置、设备、存储介质及程序产品，其中，数据译码方法包括：获取基于LDPC编码后的原始带噪数据；根据所述原始带噪数据确定校验矩阵；根据所述校验矩阵，对所述原始带噪数据进行一次或多次LDPC译码操作，得到迭代矩阵；在每次所述LDPC译码操作中，根据所述迭代矩阵中各元素的数值，确定所述校验矩阵对应的二分图中不可靠变量节点的个数；响应于所述一次或多次LDPC译码操作中，所述不