Temperature-stable CMOS voltage reference circuits
US8487660B2 · kind B2 · utility
1Cited by
15References
24Claims
0Family size
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Key dates
| Filing date | Oct 19, 2011 |
| Grant date | Jul 16, 2013 |
| Priority date | — |
| Expiry date | Feb 14, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG05F3/242
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A temperature stable comparator circuit, comprised of: a branch C having a first end, a second end, a first type-1 device and first type-2 device, wherein the first type-1 device and the first type-2 device are connected to a node O; a branch B having a first end, a second end, a second type-1 device, a second type-2 device, and a resistor; and a branch A having a first end, a second end, a third type-2 device and a current-control device; wherein the first ends of the branch A, branch B, and branch C are commonly connected, and the second ends of the branch B and branch C are commonly connected.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.