The polarities check ability, minimum code distance and capacity of correct single bit error of CRC-CCITT are proved by using galois field polynomial theory.
以国际标准CRC-CCITT循环冗余校验码为研究对象，利用近世代数多项式理论证明其奇偶校验性质、最小码距和纠正单比特错误能力。
It can encode the 32-bit data, and also can decode the encoded data with the ability of 2-bit error checking and 1-bit error correcting.
它能对32位的数据进行编码，并对编码过的数据进行监测和校验，可以检查出2位错，并对仅有1位错的情况进行纠正。
The watermark is processed by convolutional encoding and interleaving before embedding, in order to improve the ability for overcoming error bit rate.
水印在嵌入前经过卷积编码和交织处理，以提高其抗误码能力。
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