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US 10,871,846 B2Granted
Sensor panel, input unit, and display unit
AssigneeSony Corporation
InventorsTaizo Nishimura, Hiroto Kawaguchi, Hiroshi Mizuno, Shogo Shinkai, Fumihiko Iida, Akira Ebisui, Kei Tsukamoto, Tomoko Katsuhara
Life of this patent
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Abstract
A sensor panel includes a sensor section that detects magnetic force of a contacting surface or a region in the vicinity of the contacting surface on a basis of a change in capacitance and is allowed to output a signal depending on the change in capacitance along with information on a position where the change in capacitance has occurred.
Claims25
A sensor panel, comprising:
- a sensor section configured to:
- detect a first magnetic force of one of a contacting surface of the sensor panel or a region in a vicinity of the contacting surface based on a change in a capacitance of the sensor panel;
- and
- output a signal and information based on the detected first magnetic force, wherein
- the signal corresponds to the change in the capacitance,
- the change in the capacitance is greater than or equal to a threshold, wherein
- the information comprises a position of the change in the capacitance,
- the sensor section comprises—
- a plurality of first electrodes and a plurality of second electrodes;
- a plurality of insulating layers stacked alternatively between the plurality of first electrodes and the plurality of second electrodes;
- and
- a magnetic layer in a plane that faces the contacting surface,
- a portion of the magnetic layer is displaceable in a thickness direction of the magnetic layer based on a magnitude of the first magnetic force in the sensor section,
- the plurality of first electrodes is a plurality of first magnetic electrodes that extends in the plane,
- the plurality of second electrodes is a plurality of second magnetic electrodes that extends in the plane,
- each of the plurality of second magnetic electrodes intersects each of the plurality of first magnetic electrodes,
- a portion of the plurality of first magnetic electrodes is displaceable in a thickness direction of the plurality of first magnetic electrodes,
- a portion of the plurality of second magnetic electrodes is displaceable in a thickness direction of the plurality of second magnetic electrodes, and
- the portion of the plurality of first magnetic electrodes and the portion of the plurality of second magnetic electrodes are displaceable based on the magnitude of the first magnetic force in the sensor section.
16 more elements
An input unit, comprising:
- a sensor section configured to:
- detect a magnetic force of one of a contacting surface of the sensor section or a region in a vicinity of the contacting surface based on a change in a capacitance of the sensor section;
- and
- output a signal and information based on the detected magnetic force, wherein
- the signal corresponds to the change in the capacitance,
- the information comprises a position of the change in the capacitance,
- the sensor section comprises:
- a plurality of first electrodes and a plurality of second electrodes;
- a plurality of insulating layers stacked alternatively between the plurality of first electrodes and the plurality of second electrodes;
- and
- a magnetic layer in a plane that faces the contacting surface,
- a portion of the magnetic layer is displaceable in a thickness direction of the magnetic layer based on a magnitude of the magnetic force in the sensor section,
- the plurality of first electrodes is a plurality of first magnetic electrodes that extends in the plane,
- the plurality of second electrodes is a plurality of second magnetic electrodes that extends in the plane,
- each of the plurality of second magnetic electrodes intersects each of the plurality of first magnetic electrodes,
- a portion of the plurality of first magnetic electrodes is displaceable in a thickness direction of the plurality of first magnetic electrodes,
- a portion of the plurality of second magnetic electrodes is displaceable in a thickness direction of the plurality of second magnetic electrodes, and
- the portion of the plurality of first magnetic electrodes and the portion of the plurality of second magnetic electrodes are displaceable based on the magnitude of the magnetic force in the sensor section;
- a driver configured to:
- drive the sensor section;
- determine a touch position on the sensor section, wherein
- the touch position corresponds to the position of the change in the capacitance, and
- the change in the capacitance is greater than or equal to a threshold;
- and
- generate coordinate data based on the signal, the information, and the determination of the touch position on the sensor section;
- and
- a pen configured to generate a magnetic field from a tip of the pen, wherein the magnetic field corresponds to the magnetic force.
24 more elements
A display unit, comprising:
- a sensor section configured to:
- detect a magnetic force of one of a contacting surface of the sensor section or a region in a vicinity of the contacting surface based on a change in a capacitance of the sensor section;
- and
- output a signal and information based on the detected magnetic force, wherein
- the signal corresponds to the change in the capacitance,
- the information comprises a position of the change in the capacitance,
- the sensor section comprises:
- a plurality of first electrodes and a plurality of second electrodes;
- a plurality of insulating layers stacked alternatively between the plurality of first electrodes and the plurality of second electrodes;
- and
- a magnetic layer in a plane that faces the contacting surface,
- a portion of the magnetic layer is displaceable in a thickness direction of the magnetic layer based on a magnitude of the magnetic force in the sensor section,
- the plurality of first electrodes is a plurality of first magnetic electrodes that extends in the plane,
- the plurality of second electrodes is a plurality of second magnetic electrodes that extends in the plane,
- each of the plurality of second magnetic electrodes intersects each of the plurality of first magnetic electrodes,
- a portion of the plurality of first magnetic electrodes is displaceable in a thickness direction of the plurality of first magnetic electrodes,
- a portion of the plurality of second magnetic electrodes is displaceable in a thickness direction of the plurality of second magnetic electrodes, and
- the portion of the plurality of first magnetic electrodes and the portion of the plurality of second magnetic electrodes are displaceable based on the magnitude of the magnetic force in the sensor section;
- a display section configured to:
- change a display based on a change in at least one of a magnetic field or an electrical field;
- a first driver configured to:
- drive the sensor section;
- determine a touch position on the sensor section, wherein
- the touch position corresponds to the position of the change in the capacitance, and
- the change in the capacitance is greater than or equal to a threshold;
- and
- generate coordinate data based on the signal, the information, and the determination of the touch position on the sensor section;
- a second driver configured to apply the electrical field to the display section;
- and
- a pen configured to generate the magnetic field from a tip of the pen, wherein the magnetic field corresponds to the magnetic force.
27 more elements
Dependencies are inferred from the claim text.