Driving apparatus for printer capable of recording multiple gradation, and printer with driving apparatus
US5974231A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jan 26, 1998 |
| Grant date | Oct 26, 1999 |
| Priority date | — |
| Expiry date | Jan 26, 2018 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2202/21
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A driving apparatus for a printer, includes: a first memory for successively storing pixel data by one pixel on the basis of data of a plurality of bits constituting one pixel which represents gradation, which are inputted in parallel, and after storing a predetermined number of pixel data, for outputting in parallel the stored pixel data; a position information signal outputting device provided in accordance with each of outputs from the first memory for outputting a position information signal within a pixel according to each pixel data of the first memory; and a recording device provided in accordance with each of outputs from the position information signal outputting device and driven according to the position information signal within the pixel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.