Printer controller for modulating printhead peak power requirement using redundant nozzles
US7458659B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 5, 2005 |
| Grant date | Dec 2, 2008 |
| Priority date | — |
| Expiry date | Oct 18, 2026 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/2139
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A printer controller for supplying dot data to an inkjet printhead is provided. The printhead comprises a plurality of first nozzles and a plurality of second nozzles supplied with a same colored ink. The first nozzles and second nozzles are configured in a plurality of sets, wherein each set of nozzles comprises one first nozzle and one corresponding second nozzle. Each nozzle in a set is configurable by the printer controller to print a dot of the ink onto a substantially same position on a print medium. The printer controller is programmed to supply dot data such that the first nozzles and the second nozzles each contribute dots to a line of printing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.