Bi-color duplex printing method and device
US9208414B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Dec 24, 2011 |
| Grant date | Dec 8, 2015 |
| Priority date | — |
| Expiry date | Mar 7, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/56
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The application discloses a method for double-sided printing with two colors. The method comprises a step of receiving two pages of original four-color page lattice according to a printing order each time, a step of extracting effective data of first and second colors in the two pages of original four-color page lattice, respectively and a step of writing the data of the first and second colors extracted respectively into data of first color, second color, third color and fourth color of a new page of four-color page lattice, respectively. The application discloses an apparatus for double-sided printing with two colors including a printing controller, and the printing controller includes an original page receiving module configured to receive two pages of original four-color page lattice according to a printing order each time, an extracting module configured to extract effective data of first and second colors in the two pages of original four-color page lattice, respectively, and a new page generating module configured to write the data of the first and second colors extracted respectively into data of first color, second color, third color and fourth color of a new page of four-…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.