Method for performing duplex copying
US7619780B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 29, 2006 |
| Grant date | Nov 17, 2009 |
| Priority date | — |
| Expiry date | Nov 23, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/00586
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A method for performing duplex copying of a document having a first side with a first image and a second side with a second image includes scanning only the first side of the document under a first imaging condition to retrieve first information relating to each of the first image and the second image; scanning only the first side of the document under a second imaging condition to retrieve second information relating to each of the first image and the second image; determining from the first information and the second information contents of the first image on the first side of the document; and determining from the first information and the second information contents of the second image on the second side of the document.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.