Sensor array configurations for differential readout

A sensor array for capacitive sensing includes: a plurality of sensor electrodes, the plurality of sensor electrodes comprising: a plurality of transmitter electrodes and a plurality of receiver electrodes, wherein the plurality of receiver electrodes include a plurality of imaging receiver electrod...

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Bibliographic Details
Main Authors Tang Yongqian, Shen Guozhong, Erdogan Ozan Ersan
Format Patent
LanguageEnglish
Published 14.11.2017
Subjects
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
HANDLING RECORD CARRIERS
PHYSICS
PRESENTATION OF DATA
RECOGNITION OF DATA
RECORD CARRIERS
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Summary:A sensor array for capacitive sensing includes: a plurality of sensor electrodes, the plurality of sensor electrodes comprising: a plurality of transmitter electrodes and a plurality of receiver electrodes, wherein the plurality of receiver electrodes include a plurality of imaging receiver electrodes and a reference receiver electrode, and wherein each of the plurality of receiver electrodes overlaps with the plurality of transmitter electrodes; wherein each of the plurality of transmitter electrodes is configured to be driven by sensing signals and each of the plurality of receiver electrodes is configured to receive detected signals corresponding to the sensing signals driven onto the transmitter electrodes; and conductive shielding disposed proximate to the reference receiver electrode.
Bibliography:Application Number: US201514675018