Usually set up a dedicated parity bit, it makes this group code "1" is odd or even.

通常专门设置一个奇偶校验位，用它使这组代码中“1”的个数为奇数或偶数。

youdao

Usually set up a dedicated parity bit, it makes this group code "1" is odd or even.

通常专门设置一个奇偶校验位，用它使这组代码中“1”的个数为奇数或偶数。

youdao