Thermal sensing circuits using bandgap voltage reference generators without trimming circuitry
US7524108B2 · kind B2 · utility
8Cited by
12References
19Claims
0Family size
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Key dates
| Filing date | May 20, 2003 |
| Grant date | Apr 28, 2009 |
| Priority date | — |
| Expiry date | Jan 15, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG05F3/30
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
Methods, systems and thermal sensing apparatus are provided that use bandgap voltage reference generators that do not use trimming circuitry. Further, circuits, systems, and methods in accordance with the present invention are provided that do not use large amounts of chip real estate and do not require a separate thermal sensing element.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.