Multiple charge images initiation with scan synchronization
US5083140A · kind A · utility
17Cited by
13References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 10, 1990 |
| Grant date | Jan 21, 1992 |
| Priority date | — |
| Expiry date | Apr 10, 2010 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N2201/04791
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A registration system for repeatably beginning modulation of a scanning laser beam at a selected initial location on a rotatable drum through initiating a rotation of the drum from a known starting position in synchronism with the laser scan so that the initial location is accurately brought under the laser beam as modulation begins.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.