Sensor unit, display device including the same, and method for measuring moisture using the same
AssigneeSamsung Display Co., Ltd.
InventorsYu Na Kim, Soo Jung Lee, Keum Dong Jung
Life of this patent
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Abstract
A sensor unit including a plurality of driving electrodes, and a plurality of sensing electrodes, in which a first unit sensor is defined by R driving electrodes among the plurality of driving electrodes and S sensing electrodes among the plurality of sensing electrodes in a first driving mode, a second unit sensor is defined by P driving electrodes among the plurality of driving electrodes and Q sensing electrodes among the plurality of sensing electrodes in a second driving mode, P, Q, R and S are integers equal to or greater than 1, and R is smaller than P, and S is smaller than Q.
Claims20
A sensor unit comprising:
- a plurality of driving electrodes;
- and
- a plurality of sensing electrodes,
- wherein a first unit sensor is defined by R driving electrodes among the plurality of driving electrodes and S sensing electrodes among the plurality of sensing electrodes in a first driving mode,
- wherein a second unit sensor is defined by P driving electrodes among the plurality of driving electrodes and Q sensing electrodes among the plurality of sensing electrodes in a second driving mode,
- wherein P, Q, R and S are integers equal to or greater than 1,
- wherein R is smaller than P, and S is smaller than Q.
A display device comprising:
- a display panel including:
- a display unit configured to display images;
- and
- a sensor unit configured to measure a skin moisture content, the sensor unit including a plurality of driving electrodes, and a plurality of sensing electrodes,
- wherein a first unit sensor is defined by R driving electrodes among the plurality of driving electrodes and S sensing electrodes among the plurality of sensing electrodes in a first driving mode, and
- wherein a second unit sensor is defined by P driving electrodes among the plurality of driving electrodes and Q sensing electrodes among the plurality of sensing electrodes in a second driving mode,
- wherein P, Q, R and S are integers equal to or greater than 1, and
- wherein R is smaller than P, and S is smaller than Q.
Dependencies are inferred from the claim text.