Method and apparatus for controlling impedance of an off-chip driver circuit
US6456124B1 · kind B1 · utility
34Cited by
5References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 9, 2000 |
| Grant date | Sep 24, 2002 |
| Priority date | — |
| Expiry date | Sep 26, 2020 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03K17/164
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A variable impedance control circuit for a semiconductor device reduces susceptibility to power supply variations and improves impedance matching by utilizing the same power supply for portions of the array driver and for the transistor arrays used for impedance matching.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.