Japan Display Inc.

Yuto Kakinoki

Makoto Hayashi

Takaaki Kono

Takayuki Nakanishi

Naoki Takada

Tadashi Hanegi

Hirofumi Nakagawa

A sensor system according to an embodiment of the present invention includes: a sensor module including a sensor panel arranged on a display panel; and a processor capable of driving the sensor module in a noncontact manner, wherein the processor is configured to detect a first input operation based on a detection target approaching the sensor panel, and then measure an amount of movement from a first point based on movement of the detection target in a direction away from the sensor panel after the detection target approaches the sensor panel up to the first point, and detect a second input operation based on a criterion different from the first input operation when the detection target approaches the sensor panel again after the amount of movement exceeds a threshold value.

Sensor system, method for driving sensor module and storage medium

A sensor system according to an embodiment includes: a noncontact sensor module arranged on a display module; and a processor configured to drive the sensor module, wherein the sensor module is configured to detect a first coordinate and a second coordinate of a detection target, the second coordinate is detected before the first coordinate is detected, the processor is configured to calculate move information indicating a moving direction of the detection target in the first coordinate based on the first coordinate and the second coordinate detected by the sensor module, and calculate a correction amount in the first coordinate based on the move information when the detection target approaches the sensor module and a distance between the sensor module and the detection target reaches a correction start distance.

A detecting device includes a sensor unit having a detection region in which a plurality of electrodes are arrayed, and a detector configured to detect a gesture corresponding to movement of an object to be detected in a space on the detection region based on a detected value of each of the electrodes.

Detecting device

Disclosed is a sensor module including a first substrate having an insulating property, a plurality of sensor electrodes over the first substrate, a second substrate having an insulating property over the plurality of sensor electrodes, at least one charge-dispersing film over the second substrate, and a third substrate over the at least one charge-dispersing film. The at least one charge-dispersing film may consist of one charge-dispersing film overlapping all of the plurality of sensor electrodes.

Sensor module and display device including the sensor module

Provided is a sensor module including a plurality of sensor electrodes, a plurality of sensor wirings, a plurality of auxiliary electrodes, and a driver circuit. The plurality of sensor electrodes is arranged in a matrix having first to mth rows and first to nth columns. The plurality of sensor wirings is respectively connected to the plurality of sensor electrodes. The plurality of auxiliary electrodes is respectively connected to the plurality of sensor electrodes and extends from the plurality of sensor electrodes in a direction opposite to the direction in which the plurality of sensor wirings extends from the plurality of sensor electrodes. The driver circuit is connected to the plurality of sensor wirings and is configured to obtain sensor values of the plurality of sensor electrodes on the basis of potential fluctuations of the plurality of sensor electrodes.

Sensor module

An input detection system includes a display device with a detection function including a plurality of pixels, a plurality of drive electrodes, and a plurality of detection electrodes arrayed in a display region, an input device including an LC circuit, a first electrode coupled to one end side of the LC circuit, and a second electrode coupled to the other end side of the LC circuit, and a drive electrode scan circuit configured to supply a drive signal to the drive electrodes.

Input detection system and detection device that detect external resonant input support devices and touch

A detecting device includes a sensor unit having a detection region in which a plurality of detection electrodes are arrayed, and a detector configured to supply a drive signal to the detection electrodes and detect a position of an object to be detected in a space on the detection region based on an output value of each of the detection electrodes.

Detecting device detects coordinates of an object based on a difference value between values detected by a detection electrode during two periods

An input detection system includes a plurality of detection electrodes arrayed in a detection region, and an input support device that includes an LC circuit, a first electrode coupled to one end side of the LC circuit, and a second electrode coupled to the other end side of the LC circuit. The input support device is disposed to overlap with some of the detection electrodes, a reference potential is supplied to the detection electrode overlapping with the first electrode, and a detection drive signal is supplied to the detection electrode overlapping with the second electrode.

Input detection system

An input detection system includes a detection device including a plurality of detection electrodes arrayed in a detection region, and an input support device including a first electrode, a second electrode provided so as to be movable on a concentric circle about a rotating axis overlapping with the first electrode, and a coupling portion that electrically couples the first electrode and the second electrode. A position of the rotating axis of the input support device is fixed to the detection region of the detection device, and a reference potential is supplied to the detection electrode corresponding to the first electrode and a drive signal is supplied to the detection electrode corresponding to the second electrode.

An input detection system includes a plurality of drive electrodes arrayed in a detection region, a drive signal supply circuit that supplies a drive signal to the drive electrodes, a storage circuit that stores therein a table having information about a correction value for a drive frequency of the drive signal, a correction value selection circuit that selects the correction value for the drive frequency on the basis of the table, and an input support device that includes an LC circuit, a first electrode coupled to one end side of the LC circuit, and a second electrode coupled to the other end side of the LC circuit.

An input support device arranged above a detection device including a plurality of electrodes, the input support device comprising: an LC circuit; a first electrode coupled to one end side of the LC circuit; a second electrode coupled to another end side of the LC circuit, and an adjustment circuit coupled to the LC circuit and configured to adjust circuit characteristics of the LC circuit.

Input support device and input detection system

Included are at least one first semiconductor resistance element overlapping with one of the spacers and provided as the same layer as the semiconductor layer of the pixel transistors, at least one second semiconductor resistance element provided as the same layer as the semiconductor layer of the pixel transistors and not overlapping with any of the spacers, and a detection circuit detecting a force applied to the display region based on a midpoint voltage between the first semiconductor resistance element and the second semiconductor resistance element, and a resistance value of the second semiconductor resistance element is equivalent to a resistance value of the first semiconductor resistance element when no force is applied.

Display device

An input detection system includes a detection device including a plurality of drive electrodes and a plurality of detection electrodes arrayed in a detection region, and a drive electrode scan circuit configured to supply a drive signal to the drive electrodes, and an input device including an LC circuit, a first electrode coupled to one end side of the LC circuit, and a second electrode coupled to the other end side of the LC circuit. The drive electrode scan circuit supplies the drive signal to at least equal to or more than one of the drive electrodes and supplies, to the others of the drive electrodes, an opposite phase signal as a drive signal having an opposite phase to a phase of the drive signal.

Input detection system and detection device

A sensor device includes a capacitive touch panel including a plurality of electrodes, an input device configured such that a resonance circuit including a first conductor and a second conductor is covered with a non-conductor, and a sensor controller. The first conductor and the second conductor are capacitively coupled to at least one of a plurality of electrodes in the touch panel when the input device is disposed on the touch panel or when the input device disposed on the touch panel is operated. The sensor controller is configured to detect positions of the first conductor and the second conductor on the touch panel by applying a voltage to the plurality of electrodes in the touch panel based on a resonance frequency of the resonance circuit.

Sensor device includes a capacitive touch panel configured to detect an input device having a resonance circuit that includes two conductors, input device, and method

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Tokyo, Japan

Yuto Kakinoki