Patent ID: 6513161
Filing Date: 2003-01-28
Classification: H04H,H04N

Abstract:
A system for determining an operating mode of a recording/playing device, wherein the recording/playing device generates a recording indicating signal during recording and operates in conjunction with a receiver, and wherein the system comprises:tuning means, separate from a tuner of the receiver, for tuning to a program signal; first signal acquiring means for acquiring a first signal from an output of the recording/playing device; second signal acquiring means for acquiring a second signal from an output of the tuning means; third signal acquiring means for acquiring a third signal from an output of the receiver; fourth signal acquiring means for acquiring the recording indicating signal; and, determining means coupled to the first, second, third, and fourth signal acquiring means for determining an operating mode of the recording/playing device dependent upon the first, second, and third signals and the recording indicating signal.