System for controlling a numeral display
US3981000A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 13, 1975 |
| Grant date | Sep 14, 1976 |
| Priority date | — |
| Expiry date | Aug 13, 1995 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/1407
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
The display control system incorporated in an electronic desk top calculator includes mark suppression means for suppressing the display of a mark or marks such as a comma associated with an insignificant digit or digits in addition to the zero suppression of the insignificant digit or digits in a digit position higher than the most significant digit to be displayed, and brightness of the display is improved and flicker is eliminated by holding the displayed information during a time period corresponding to more than one digit time, and overlapped displaying of the numeral, beat and noise are prevented by inserting blanking between adjacent display information signals applied to the displaying units.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.