Scanning/recording system with plural beam overlap without interference
US4978970A · kind A · utility
33Cited by
3References
32Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 14, 1988 |
| Grant date | Dec 18, 1990 |
| Priority date | — |
| Expiry date | Jul 14, 2008 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/06
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An uncomplicated system for exposing a recording medium by scanning the medium with laser light to form a clear, uniformly dense recording pattern without interference.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.