Patent ID: 6404977
Filing Date: 2002-06-11
Classification: G11B,H04N,Y10S

Abstract:
A method of controlling a television signal recording unit comprising:(a) recording a television signal in a television signal recording unit; (b) detecting a first segment of the television signal; (c) capturing a signature pattern associated with the first segment of the television signal; (d) comparing the captured signature pattern to stored signature patterns; (e) if the captured signature pattern matches one of the stored signature patterns, controlling the television recording unit to suspend recording of the television signal for a predetermined period of time; (f) if the captured signature pattern does not match any of the stored signature patterns, storing the captured signature pattern in a temporary storage location; (g) adding the captured signature pattern to the stored signature patterns if a second segment of the television signal is detected within a predetermined window of time following detection of the first segment.