Transimpedance amplifier and circuit including the same
US6801084B2 · kind B2 · utility
11Cited by
4References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 6, 2003 |
| Grant date | Oct 5, 2004 |
| Priority date | — |
| Expiry date | Mar 10, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03F2203/45654
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
Disclosed is a four stage transimpedance amplifier having a grounded base transistor preamplifier input stage, a common emitter voltage amplifier stage, and an amplifier stage having a common collector transistor, an output buffer stage, and a bias circuit coupled to the preamplifier stage to prevent the grounded base transistor from going into saturation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.