Television receiver with shared data port and control software
US6870570B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Oct 31, 2000 |
| Grant date | Mar 22, 2005 |
| Priority date | — |
| Expiry date | Mar 16, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N7/0887
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A system for transferring data from a television receiver to a display device and a shared data device includes a digital television receiver, a display device, at least one shared data device, and a communications channel coupled to the television receiver and the shared data devices. The television receiver receives, decodes, and processes a digitally encoded television signal (e.g., MPEG). This processed signal is provided to a display device (e.g., television monitor). In addition, an auxiliary data signal, sent with the digitally encoded television signal, is sent to at least one shared data device. Each of the shared data devices may be a printer, another television receiver, a digital video tape recorder, or a personal digital assistant (PDA). With a system as described herein, the auxiliary data may be an electronic program guide such that a viewer may print a program menu for subsequent review. Upon reviewing the printed program menu, the viewer may then select a channel for viewing or program a video tape recorder to record a selected channel. Alternatively, a viewer may transfer the electronic program guide to a PDA, review the program menu on the PDA, and subsequently p…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.