Crosstalk suppression in differential AC coupled multichannel IC amplifiers
US6489850B2 · kind B2 · utility
22Cited by
2References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 16, 2001 |
| Grant date | Dec 3, 2002 |
| Priority date | — |
| Expiry date | Mar 16, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2924/0002
- WIPO fieldSemiconductors
- WIPO sectorElectrical engineering
Abstract
A multichannel parallel IC amplifier includes a plurality of amplifier circuits formed on an IC substrate. Each amplifier circuit is coupled to respective inputs via a pair of capacitors. The capacitors are configured so as to substantially equalize like sense and unlike sense coupling between adjacent channels, leading to cancellation of crosstalk signals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.