Computer data interface for handheld computer transfer to second computer including cable connector circuitry for voltage modification
US5157769A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 26, 1992 |
| Grant date | Oct 20, 1992 |
| Priority date | — |
| Expiry date | Mar 26, 2012 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F13/4068
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Disclosed is a computer data interface (6) for connecting a handheld computer (4) and a desktop computer (2). The computer data interface includes a cable (8) having connectors (10 and 12) at each end thereof. Mounted in one of the connectors is an adapter circuit for receiving data signals from the handheld computer and transmitting the signals to the desktop computer at a voltage levels compatible with the desktop computer. Similarly, the adapter circuit receives signals from the desktop computer and transmits the signals to the handheld computer at voltage levels compatible with the handheld computer. The adapter circuit is powered by the desktop computer to prevent draining the batteries of the handheld computer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.