Patent ID: 7876996
Filing Date: 2011-01-25
Classification: H04N

Abstract:
1. A method for time-shifting video, comprising: receiving a digital input video signal; providing a live feed of said digital input video signal as a digital output video signal for display; in parallel with providing said live feed, storing uncompressed video frames of said digital input video signal in a first storage medium; in parallel with providing said live fee, recording compressed said digital input video signal in a second storage medium; receiving an instruction to display said digital output video signal at a previously seen frame; accessing said previously seen frame from said video frames that are stored uncompressed, in response to receiving said instruction; switching from said live feed to repeatedly providing said previously seen frame from said video frames that are stored uncompressed, for display in response to receiving said instruction; accessing said previously seen frame that was recorded compressed, in response to receiving said instruction; and switching from said previously seen frame from said video frames that are stored uncompressed to providing said previously seen frame that was recorded compressed, for display in response to receiving said instruction.