Ultra low-power CMOS based bio-sensor circuit
US8052931B2 · kind B2 · utility
4Cited by
14References
15Claims
0Family size
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Key dates
| Filing date | Jan 4, 2010 |
| Grant date | Nov 8, 2011 |
| Priority date | — |
| Expiry date | Jan 4, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T436/11
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An apparatus configured to identify a material having an electric charge, the apparatus having: an inverting gain amplifier including a first field-effect transistor (FET) coupled to a second FET; wherein a gate of the first FET is configured to sense the electric charge and an output of the amplifier provides a measurement of the electric charge to identify the material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.