Patent · US Expired

DVR with enhanced functionality

US8312490B2 · kind B2 · utility

33Cited by
50References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 18, 2001
Grant dateNov 13, 2012
Priority date
Expiry dateMay 19, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N21/488
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A personal video on-demand system and method which permits a user to receive available content using a single tuner and perform one of a plurality of operations on the available content. These operations include recording two or more signals, where one or both may be simultaneously viewed, recording one or more signals and playing back one or more signals, playing back two or more signals, watching one or more signals while recording one or more other signals, viewing two or more signals live, or viewing at least one signal live, while viewing one or more signals in a playback mode. These operations also include selecting an even based on actor, actress, director, etc., alerting a user to an attempt to record a duplicate program, displaying a status of a program from the available content the user is watching, playing paused programming or converting paused programming to recorded programming during a channel change, allowing a user to record an entire program after viewing the program for a period of time, permitting a user to capture a snippet of the available content, permitting a user to rewind recording in an increment for playback of a portion of the available content, enabli…

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.