Electrographic process utilizing fluorescent toner and filtered detector for generating an electrical image signal
US5105451A · kind A · utility
19Cited by
7References
92Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 21, 1990 |
| Grant date | Apr 14, 1992 |
| Priority date | — |
| Expiry date | Jun 21, 2010 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/028
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An electrical image signal is produced by an electrographic process including the steps of forming a differential voltage pattern; developing the voltage pattern with a luminescent toner; exciting the developed image to emit radiation; and photoelectrically detecting the emitted radiation to produce an electrical image signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.