Mosaic effect generating apparatus
US5148277A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Oct 3, 1990 |
| Grant date | Sep 15, 1992 |
| Priority date | — |
| Expiry date | Oct 3, 2010 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N5/262
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A mosaic effect generating apparatus having at least a single-line memory supplied with an incoming video signal, and supplying as its output a mosaic effect signal a clock signal generating circuit that determines the mosaic width by generating a clock signal of a predetermined frequency and supplying the clock signal to the single-line memory as a write clock signal and a read clock signal and a write control circuit that determines the mosaic height by enabling the incoming video signal to be writtenn in the single-line memory only during selected portions of each horizontal interval of a selected plurality of said successive horizontal intervals of the incoming video signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.