Patent · US Active

Method and apparatus for biochemical sensor array with integrated charge based readout circuitry

US9429538B2 · kind B2 · utility

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19Claims
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Key dates

Filing dateNov 25, 2013
Grant dateAug 30, 2016
Priority date
Expiry dateMay 17, 2034

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N27/3275
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A MEMS biochemical sensor configured to sense a target molecule, such as a DNA molecule, a protein molecule, and a viruses molecule. The biochemical sensor may include a cell and a readout module. The cell is configured to be coupled to a probe molecule, to retain a pre-sensing charge before the probe molecule is exposed to the target molecule, and to retain a sensing charge after the probe molecule is exposed to the target molecule. The readout module is coupled to the cell and configured to generate a measurement signal based on the pre-sensing charge and the sensing charge.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.