Synchronization of ESS/IIT when scanning complex documents
US5212566A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 28, 1990 |
| Grant date | May 18, 1993 |
| Priority date | — |
| Expiry date | Sep 28, 2010 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N2201/3297
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An electronic reprographic system with a scanner for scanning the document pages of a job and converting the document images scanned to pixels, a printer for making prints of the documents from the pixels in accordance with job programming instructions, a controller section with memory for use by both the scanner and the printer simultaneously, the scanner and printer operating asynchronously with respect to one another, the ability to abort scanning of a document when either the scanner or printer runs out of allocated system memory during operation, the system memory getting reallocated in preparation of a new scan, and the document that was not completely scanned getting rescanned.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.