Undetected error
= Undetected error
An error is undetected by codeword-membership checking when the received word is a different valid codeword. For a linear code this occurs exactly when the nonzero channel-error vector is itself a codeword.
= Undetected error
An error is undetected by codeword-membership checking when the received word is a different valid codeword. For a linear code this occurs exactly when the nonzero channel-error vector is itself a codeword.