By synthesizing the parity check and CRC-4, a synthetic error-tolerant technology which can correct 1 code bit and checkout 2 code bits error, 4 code bits error, 2.7% of all 3 code bits error is presented. 通过综合运用奇偶校验和CRC-4校验,提出一种综合容错技术,能够纠错1位和检错2位、检错4位、检错2.7%的3位码元错。
Low density parity check ( LDPC) code, which is a special case of error correction code with sparse parity-check matrix, has the performance very close to the Shannon Limit. LDPC码是一种特殊的具有稀疏校验矩阵的纠错编码,其性能逼近香农限。
Combining with the error-correcting theory and using the parity check matrix and error syndrome, the status of places in Petri net is verified and corrected. 结合差错控制原理,利用一致校验矩阵和错误伴随式,对Petri网库所状态进行检错,纠错。
A method for finding the parity error is proposed according theoretical and experimental results. 根据理论和实验效果,提出了寻找磁带记录奇偶错的方法。
Parity checking, checksum and CRC coding are commonly used in the error detection technology. 常用的差错检测方法通过采用奇偶校验、校验和和CRC等编码来实现;
Due to the particular relation of generator matrix and parity check matrix, it can achieve unequal error protection performance with the modified decoding algorithm. 由于校验阵和生成阵满足一定的关系,因此可以采用修正的译码算法来实现对码字的不等错误保护。
Low Density Parity Check ( LDPC) code is a kind of channel coding scheme with strong error correction ability, whose performance is very close to Shannon Limit. LDPC码是一种性能非常接近shannon极限的信道编码方案,具有很强的纠错抗干扰能力。
Low density parity check ( LDPC) codes have received major attention in the research community in recent years because of its excellent error correction capability and performance. LDPC(Low-DensityParity-check)码由于其卓越的纠错性能,得到了很大的关注。