Impedance matching circuit
US7888962B1 · kind B1 · utility
10Cited by
169References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 7, 2004 |
| Grant date | Feb 15, 2011 |
| Priority date | — |
| Expiry date | Jan 4, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L25/0278
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
An impedance matching circuit has a reference impedance. A comparator has a first input coupled to a terminal of the reference impedance and has an output. A pull-up counter is coupled to the output of the single comparator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.