Circuit and method for controlling an output of a ring oscillator
US6275117A · kind A · utility
61Cited by
3References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 18, 1998 |
| Grant date | Aug 14, 2001 |
| Priority date | — |
| Expiry date | Dec 18, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03L7/0995
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A circuit and method configured to generate a variable impedance. The circuit may comprise a voltage controlled resistor configured to generate the variable impedance in response to (i) a first transistor configured to receive a first control signal and (ii) a bias transistor configured to receive a bias signal. In one example, the variable impedance may be generated in further response to a clamp transistor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.