Method and apparatus for improving resolution and linearity in a beam-index display system
US4247869A · kind A · utility
8Cited by
1References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 16, 1979 |
| Grant date | Jan 27, 1981 |
| Priority date | — |
| Expiry date | Apr 16, 1999 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G1/28
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A beam-index display system wherein a control signal representative of the position of an electron beam within a beam-index cathode-ray tube is employed to control concurrently both the generation and selection of video drive signals for transmission to the beam-producing apparatus of the tube.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.