Digital television signal test equipment
US6847395B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 13, 2001 |
| Grant date | Jan 25, 2005 |
| Priority date | — |
| Expiry date | Feb 5, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N17/004
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The invention, in part, provides an integrated digital television (DTV) diagnostic instrument comprising: at least one of a video display device (VDD) and an audio display device (AudDD); DTV circuitry (AV) to receive a DTV signal, to reconstruct at least one of a video stream and an audio stream from the DTV signal, and to display at least one of the video stream and the audio stream on the VDD or the AudDD, respectively; and at least one of monitoring circuitry (M), responsive to the DTV circuitry, to monitor digital properties of a live DTV signal and analysis circuitry (AN), responsive to the DTV circuitry, to analyze digital properties of a recorded DTV signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.