首页> 外国专利> Low density parity check (LDPC) code decoder using min*, min**, max* or max** and their respective inverses

Low density parity check (LDPC) code decoder using min*, min**, max* or max** and their respective inverses

机译:使用min *,min **,max *或max **及其各自反函数的低密度奇偶校验(LDPC)码解码器

摘要

Low Density Parity Check (LDPC) code decoder using min*, min**, max* or max** and their respective inverses. For the first time, min* processing is demonstrated for use in decoding LDPC-coded signals. In addition, max*, min**, or max** (and their respective inverses) may also be employed when performing calculations that are required to perform decoding of signals coded using LDPC code. These new parameters may be employed to provide for much improved decoding processing for LDPC codes when that decoding involves the determination of a minimal and/or maximal value, or a minimal and/or maximal log corrected value, from among a number of possible values. The total number of processing steps employed within the decoding of an LDPC-coded signal is significantly reduced be employing the min*, max*, min**, or max** (and their respective inverses) decoding processing described herein.
机译:使用min *,min **,max *或max **及其各自反函数的低密度奇偶校验(LDPC)码解码器。首次展示了min *处理用于解码LDPC编码的信号。另外,当执行执行对使用LDPC码编码的信号进行解码所需的计算时,也可以采用max *,min **或max **(及其各自的逆)。当该解码涉及从多个可能的值中确定最小和/或最大值,或者最小和/或最大对数校正值的确定时,可以采用这些新参数来提供针对LDPC码的大大改进的解码处理。通过采用本文所述的min *,max *,min **或max **(及其各自的逆)解码处理,在LDPC编码的信号的解码中采用的处理步骤的总数显着减少。

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