Signal source devices
US8093928B2 · kind B2 · utility
1Cited by
4References
20Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Mar 2, 2009 |
| Grant date | Jan 10, 2012 |
| Priority date | — |
| Expiry date | Mar 19, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03K19/018528
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A signal source device is provided and includes a plurality of latch units, an inverter unit, and a voltage-shifting unit, which may include a capacitance unit. The plurality of latch units are substantially cascaded. The inverter unit is coupled to the latch units. The voltage-shifting unit has a first terminal coupled to the inverter unit and one of the latch units and a second terminal receiving a first input signal, for shifting a voltage level at the first terminal according to the first input signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.