Mechanically addressed optical memory
US4434477A · kind A · utility
7Cited by
11References
31Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 13, 1979 |
| Grant date | Feb 28, 1984 |
| Priority date | — |
| Expiry date | Nov 13, 1999 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11C13/06
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An optical memory with a storage plate and an optical write/read unit, with which during a relative movement the storage plate is illuminated pointwise for writing and reading of information, the storage plate and the optical write/read unit each being positioned in a coordinate with the aid of electromagnetic mechanical positioning means for addressing storage elements.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.