Apparatus for displaying new information on a cathode ray tube display and rolling over previously displayed lines
US4068225A · kind A · utility
11Cited by
4References
26Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 4, 1976 |
| Grant date | Jan 10, 1978 |
| Priority date | — |
| Expiry date | Oct 4, 1996 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G5/343
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A communications terminal having a video output wherein new data is displayed on the bottom line of the CRT and each line of previously displayed data is moved up one line. Logic internal to the terminal increments the address of the storage locations within a memory to accomplish this. The new data being displayed replaced the oldest data stored in the memory.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.