Image memorizing device utilizing the significance of unavailable data
US5394525A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 10, 1992 |
| Grant date | Feb 28, 1995 |
| Priority date | — |
| Expiry date | Jul 10, 2012 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F11/162
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
There is disclosed a device in which detection data regarding whether the write data into a memory to store image data and the read-out data coincide or not is generated every unit data amount and the access to the memory is controlled in accordance with evaluation data obtained by evaluating the detection data in accordance with a degree of influence on an image, thereby enabling the memory to be effectively used. Information indicative of the degree of influence on the image includes the bit position of the pixel data consisting of a plurality of bits, the position of each pixel data on the screen, the density of pixels corresponding to the invalid memory cells in the memory, and the like.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.