Data processing terminal having support module and portable display module for liquid crystal display
US4720781A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Nov 16, 1984 |
| Grant date | Jan 19, 1988 |
| Priority date | — |
| Expiry date | Nov 16, 2004 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/033
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
The data processing terminal comprises a smectic liquid crystal flat panel display module (2) which is supported by a support module (1). The terminal also includes a keyboard (4). The display module (2) may be removed from the support module (1) and has its own central processor, memory, control means and power source to enable it to operate independently of the support module, which contains its own central processor, memory, control means, and interface means and is mains operated. The display module may incorporate a touch sensitive overlay to permit the manipulation of the contents of the display. The support unit may incorporate a telephone interface unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.