Samsung Display Co., Ltd.

Ulsan National Institute of Science and Technology

Unist-academy Industry Research Corporation

Sanghyun Heo

Keumdong Jung

KyungTea Park

Hyunggun Ma

Chul Kyu Kim

Mukyung Jeon

Sunhwa Lee

Jiwoong Kim

Seongjoo Lee

Bonghyun You

Franklin Don Bien

Ohjo Kwon

JunYong Song

Chaehee Park

Joon-Chul Goh

Chul Min Kim

Jun Seok Kwon

Jae Joon Kim

Junil Kwon

Jaejoon Kim

Donghyun Hwang

Ikhyun Kim

Taehun Lee

Jaesang Kim

Moonjae Jeong

Seongan Park

Kyungmin Na

A display device includes: a display panel including a sub-pixel, the sub-pixel including: a first capacitor; a first transistor to generate a driving current, and including a control electrode connected to the first capacitor; a second transistor connected to the first capacitor, and to provide a data voltage or a reference voltage to the first capacitor in response to a write gate signal; and a light emitting element to receive the driving current to emit light; a data driver to selectively output the data voltage or the reference voltage to the first capacitor through a source channel; and a timing controller to control the data driver.

Data driver and display device including the same

A display device including: a display panel including a plurality of pixels; an input sensor disposed on the display panel and including detection electrodes; a data driving circuit configured to output data signals or detection driving signals; and a selection circuit configured to provide the data signals to the plurality of pixels in response to a first enable signal and provide the detection driving signals to the detection electrodes in response to a second enable signal.

Display device

A display device includes a display panel, an input sensor having a plurality of first sensing electrodes and a plurality of second sensing electrodes, and a readout circuit that includes a noise filter electrically connected to the plurality of first sensing electrodes and the plurality of second sensing electrodes to remove noise of a receiving signal received from the plurality of first sensing electrodes and the plurality of second sensing electrodes. The readout circuit determines which of the first sensing electrodes are influenced by a touch based on the receiving signal as influenced electrodes, during a first sensing mode. The readout circuit adjusts a passband of the noise filter based on the number of influenced electrode and transmits a transmitting signal to the influenced electrodes, during a second sensing mode.

Display device and operating method thereof

A display device relating to a method of operating thereof, including: a display panel having a touch sensing unit to sense an external touch and a display unit including a plurality of pixels; a fingerprint sensing panel to sense a fingerprint disposed on one surface of the display unit, the fingerprint sensing panel having a plurality of fingerprint sensing pixels respectively connected to a plurality of fingerprint scan lines and a plurality of fingerprint sensing lines, and a fingerprint scan driving circuit to drive one or more fingerprint scan lines included in a sensing area; and a read-out circuit to output a selection signal for selecting a sensing area of the fingerprint sensing panel.

Display device having fingerprint sensing function, electronic device including the same, and operation method thereof

A display apparatus includes an integral integrated circuit and a display panel. The integral integrated circuit includes a gate channel which outputs a gate primitive signal and a data channel which outputs a data voltage. The display panel includes a level shifter which amplifies the gate primitive signal to generate a gate signal. The display panel is configured to display an image based on the gate signal and the data voltage. The display panel includes a first gate line extending in a first direction and a second gate line extending in a second direction. The second direction is different from the first direction. The second gate line is connected to the first gate line. The level shifter is connected to the second gate line.

Display apparatus

A driving chip includes a data channel block including a plurality of data channels, a scan channel block disposed in a first direction from the data channel block and including a plurality of scan channels, a data pad block disposed outside the data channel block and the scan channel block in the first direction and including a plurality of data pads which respectively receive a data signal from the plurality of data channels, and a scan pad block disposed outside the data channel block and the scan channel block in the first direction, disposed outside the data pad block in a second direction crossing the first direction and including a plurality of scan pads which respectively receive a scan signal from the scan channels.

Driving chip and display device including the same

A display device relating to a method of operating thereof includes: a display panel having a touch sensing unit to sense an external touch and a display unit including a plurality of pixels; a fingerprint sensing panel to sense a fingerprint disposed on one surface of the display unit, the fingerprint sensing panel having a plurality of fingerprint sensing pixels respectively connected to a plurality of fingerprint scan lines and a plurality of fingerprint sensing lines, and a fingerprint scan driving circuit to drive one or more fingerprint scan lines included in a sensing area; and a read-out circuit to output a selection signal for selecting a sensing area of the fingerprint sensing panel.

The present disclosure relates to a display device. The display device includes a display module and a sensing circuit board including a plurality of sensing dots disposed on the display module and generating a magnetic field. Each of the sensing dots includes continuous first and second periods. Additionally or alternatively, the sensing dots includes a transmitter, a driver, a charger, and an outputter. The transmitter transmits a reference alternating current signal. The driver is connected to the transmitter and a sensing node and outputs a node current signal. The charger is connected to the sensing node and generates a magnetic field. The outputter is electrically connected to an output terminal and outputs a sensing signal.

Display device and portable device having the same

A touch panel includes a first touch electrode disposed on a base substrate and a second touch electrode disposed on an insulating layer, which is disposed over the first touch electrode. The first touch electrode includes a first linear pattern disposed along a first direction and a first protrusion pattern extending from the first linear pattern. The second touch electrode includes a second linear pattern disposed along a second direction crossing the first direction and a second protrusion pattern extending from the second linear pattern. Wires connect the first touch electrode and the second touch electrode to a driving circuit. The second protrusion pattern partially overlaps the first protrusion pattern.

Touch panel and display device including the same

Disclosed is a touch sensor, including: a plurality of driving electrodes; a plurality of detection electrodes positioned to cross the driving electrodes; and a driver configured to supply driving signals corresponding to driving codes to the driving electrodes, in which the driver supplies the same driving signal as that of a previous driving period to a corresponding driving electrode for a current driving period when the driving code is set to a first value, and supplies a driving signal different from that of the previous driving period to the corresponding driving electrode for the current driving period when the driving code is set to a second value.

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Hwaseong-si, South Korea

Sanghyun Heo