USB interface controller chip
US6915419B2 · kind B2 · utility
3Cited by
4References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 3, 2003 |
| Grant date | Jul 5, 2005 |
| Priority date | — |
| Expiry date | Jan 3, 2023 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F13/4081
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A USB interface controller chip comprises a pair of signal ports for being connecting with a pair of USB signals and a power node for being connecting with a supply voltage characterized in that the controller chip is built-in with a pull-up resistor connected between the power node and one of the pair of signal ports, and the pull-up resistor has a resistance consistent to USB standard but has a tolerance larger than that defined by USB specification.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.