AFE circuit and related gain amplifier
AssigneeNovatek Microelectronics Corp.
InventorsTzu-Wei Lin, Hung-Kai Chen, Feng-Lin Chan
Life of this patent
Estimating the term…
Abstract
An analog front-end (AFE) circuit, configured to be coupled to a sensor having a plurality of sensing units, includes a plurality of sensing circuits and a plurality of multiplexers. Each of the plurality of multiplexers is coupled between one of the plurality of sensing units and at least two of the plurality of sensing circuits.
Claims15
An analog front-end (AFE) circuit, configured to be coupled to a sensor having a plurality of sensing units, the AFE circuit comprising:
- a plurality of sensing circuits;
- and
- a plurality of multiplexers, each coupled between one of the plurality of sensing units and at least two of the plurality of sensing circuits;
- wherein each of the plurality of multiplexers comprises:
- a first switch, coupled between the one of the plurality of sensing units and a first sensing circuit among the at least two of the plurality of sensing circuits;
- and
- a second switch, coupled between the one of the plurality of sensing units and a second sensing circuit among the at least two of the plurality of sensing circuits.
An analog front-end (AFE) circuit, configured to be coupled to a sensor having a plurality of sensing units, the AFE circuit comprising:
- a plurality of sensing circuits;
- and
- a plurality of multiplexers, each coupled between one of the plurality of sensing units and at least two of the plurality of sensing circuits;
- wherein the AFE circuit is configured to receive a plurality of sensing signals from a first sensing unit among the plurality of sensing units through the at least two of the plurality of sensing circuits, respectively, and the plurality of sensing signals are combined to generate a sensing result corresponding to the first sensing unit.
Dependencies are inferred from the claim text.