Abstract:
When an ideal value of a width of each of a plurality of detecting electrodes (input-position detecting electrodes) in an X direction provided in an input device is defined as Wsmax [μm], an interval which is a center-to-center distance of adjacent detecting electrodes is defined as P [μm], and an effective inter-electrode distance represented by an inverse number of a value obtained by dividing a relative permittivity of an intermediate member by a thickness of the intermediate member is defined as D [μm], Wsmax is represented by a formula of: Wsmax=0.488×P-4.33×D-160. Also, a width of each of the plurality of detecting electrodes in the X direction falls within a range of not more than ±150 μm of a value of the Wsmax.
Abstract:
According to one embodiment, an electronic apparatus, includes a sensor-equipped display device includes a display device and a sensor configured to detect a contact or proximate position, a display driver configured to output an image display signal to the display device and to output a drive signal to the sensor, a detecting circuit configured to generate, based on the information from the sensor, raw data (Raw data) including three-dimensional information of coordinates of a position on the display device and a physical quantity at the coordinates, and an application processor configured to discriminate whether a part of the region in the display area should be further sensed or not, based on the raw data, and if the part of the region is further sensed, to output the range of the display device to be further sensed and the timing of driving the sensor to the display driver.
Abstract:
There is provided a sensor-integrated display device including a display surface from which display information is output and a sensor surface to which operation information is input, the display surface and the sensor surface being formed integrally with the sensor-integrated display device as one piece, a data transfer unit which generates and outputs three-dimensional information (RAW-D) in response to a signal sensed on the sensor surface, and an application executing device having a processing function of generating three-dimensional image data in a plurality of points sensed on the sensor surface, based on the three-dimensional information output from the data transfer unit and computing a touch coordinate, based on the generated image data.
Abstract:
According to an aspect, a display device with a touch detection function includes: a pixel electrode; a touch detection electrode; a display drive unit for outputting the pixel signal to the pixel electrode in synchronization with a display drive signal; an operation drive unit for supplying the display drive signal in a display operation period to perform a display operation and supplying a touch detection drive signal in a touch detection period to perform a touch detection operation; a touch detection unit for detecting a detection signal outputted from the touch detection electrode; and a control unit for executing the display operation period and the touch detection period in a time divisional manner. The touch detection unit performs a noise detection operation for detecting a disturbance noise superimposed on the touch detection electrode in the display operation period.
Abstract:
According to an aspect, a display device with a touch detection function includes a plurality of drive electrodes that face a plurality of pixel electrodes in an orthogonal direction to the surface of the substrate, and extend in a direction parallel to the direction in which a plurality of signal lines extend. The display device with a touch detection function also includes a scan driving unit that applies a touch drive signal to a signal line that faces, in an overlapping manner in the orthogonal direction, a drive electrode to which the touch drive signal is applied.
Abstract:
A display device is provided and includes signal line; pixel electrode; drive electrode opposed to pixel electrode; scanning lines; and display periods and a detection period in frame, wherein during one of display periods, common voltage is applied to drive electrode, scanning signal is applied to some scanning lines, pixel signal is applied to pixel electrode, wherein, during detection period, AC drive or pulse signal is applied to drive electrode, AC drive or pulse signal having pulses, wherein pulses during the detection period is less than number of some of scanning signal lines.
Abstract:
A display device with a touch detection device is provided and includes display elements that are surrounded by scan lines each extending in first direction and signal lines each extending in second direction crossing first direction; touch detection electrodes opposed to display elements; metal wires disposed on each of touch detection electrodes and extending along signal lines, wherein metal wires being overlapped with corresponding one of signal lines, wherein metal wires are disposed without crossing each other and spaced from each other.
Abstract:
There are provided a display panel with a touch detection function, a drive circuit, and an electronic unit, which make it possible to realize many functions related to touch detection. The display panel includes: one or more display elements; one or more drive electrodes extending in one direction; an electrode drive section integrated into a chip, and applying a drive signal to the drive electrodes; and one or more touch detection electrodes extending in a direction intersecting the direction in which the drive electrodes extend.
Abstract:
A noise immunity of a detected capacitance is prevented or inhibited from lowering on a driving electrode different in width from the other driving electrodes, provided in an input device. A touch panel serving as an input device has a plurality of driving electrodes extending in an X-axis direction and arranged in a Y-axis direction intersecting with the X-axis direction, and a driving electrode arranged outside one side of an arrangement of the driving electrodes and extending in the X-axis direction. Further, the touch panel TP1 has a plurality of detecting electrodes extending in the Y-axis direction and arranged in the X-axis direction. The width of the driving electrode is smaller than the widths of the driving electrodes and the detecting electrode includes an expanding portion for expanding the area of the detecting electrode on the side opposite to the plurality of driving electrodes via the driving electrode.
Abstract:
According to one embodiment, an electronic apparatus includes a sensor-equipped display device including a display device and a sensor which outputs information for detecting a contact position on the display device, a display driver which outputs a driving signal to the sensor based on one setting table, an application processor which outputs a table selection signal specifying a setting table and a sensor setting signal specifying a driving method of the sensor to the display driver, and a sensing circuit which outputs a dataset including three-dimensional information of a coordinate of a position on the display device and a physical quantity at the coordinate to the application processor, and outputs a table selection request signal generated based on the table selection signal, and a control signal which controls driving timing of the sensor to the display driver, the control signal having generated based on the sensor setting signal.