Differential communication driver circuit
US12149387B2 · kind B2 · utility
0Cited by
2References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 28, 2022 |
| Grant date | Nov 19, 2024 |
| Priority date | — |
| Expiry date | Nov 5, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L25/0266
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A differential communication driver circuit includes a drive unit that drives differential signal lines connected via capacitors by a source current and a sink current. When a noise detection unit detects that in-phase noise is applied to the differential signal lines, a drive assisting unit maintains an amplitude of a differential signal output to the differential signal lines by increasing a current drive capability of the sink current.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.