Time shifting by concurrently recording and playing a data stream

摘要

A video stream may include portions that are stored while other portions are being displayed. In one embodiment, a portion of the video stream may be stored in digital storage media at one instance while in the next instance another portion of the stream is being read out of the storage media.

主权项

1. A method of storing and playing digital video information comprising:
receiving a plurality of programs on a single channel; storing each of said programs in association with an identifier; playing a first program; stopping the play of a first program; storing information concerning the first program and the point when the play was stopped; playing a second program; determining whether the program was received as a digital transmission; and determining there was one program per channel if a digital transmission was not received.