Samsung Display Co., Ltd.

Hyundai Motor Company

Kia Motors Corporation

Samsung Electronics Co., Ltd.

Lg Electronics Inc.

Fev Motorentechnik Gmbh

Yonsei University

Other

Korea Institute of Science and Technology

Seoul National University

Samsung Mobile Display Co., Ltd.

Amorepacific Corporation

Zeus Company Inc.

Pacific Corporation

Fev Gmbh

Jin Woo Park

Jin Ha Lee

Won Kyu Kwak

Dong Wook Kim

Hyun-Chol Bang

Il Ho Lee

Tae Joon Kim

Jung Mok Park

Kyoung Gu Woo

Sun-Ja Kwon

Dong Ho Jang

Seong Min Wang

Yong Sung Park

Chul Kyu Kang

Yong Ho Yang

Dong Sun Lee

Jun Sung Park

Hyun Wook Cho

Young In Hwang

Sungjin Kim

Chul Kyu Kim

Ji Hyun Kim

Sangmin Lee

Sang Yup Lee

Wook Su Lee

Ki Myeong Eom

Tae Wan Kim

Dong Hwan Kim

Min Chul Kim

Young Jun Kim

Tae-Woo Lee

Jun Young Lee

Dae Ho Song

Sang-Min Lee

Soon Hyung Kwon

Ji Sun Lee

Sangmin Shin

Jae Don Lee

Min-Ji Kim

Donghoon Kim

Hyun Soo Jung

Seung Yong Song

Yunjae Kim

Jeong Woo Park

Won Ho Lee

Hong Rae Cha

Sanghoon Yim

Chiwoo Lim

Young-Hoon Kim

Jin Kyu Choi

Min Chul Shin

Ji Hoon Sohn

Yong-Soo Jeong

Thomas Wittka

Christopher Severin

Joo Hyuk Jeon

Jungjin Yang

Seong Mo Hwang

Min Hong Kim

Ki Hyung Joo

Seokjae Lee

Hyokyung Lee

Sunhye Lee

Ki Seok Cha

Jae Gi Sim

Hang Seok Kim

Young Seo Choi

Kangeun Lee

Dong-Soo Choi

Sung Ho Kim

Giwon Lee

Yoon Kwan Lee

Ji Woo Lee

Woon Seo Shin

Jong Woo Lee

Joon Kwon Moon

Ung Soo Lee

Alexander Vovk

Ho Kyoon Kwon

Jae Sun Lee

Joschka Schaub

Hyun Suk Choi

Jaehyun Hwang

Kyoung Hwan Kim

Jung Ju Kim

Dae Ho Lim

Jinsook Bang

Yong Won Choi

Jeong Ho Kim

Seung Wook Chang

Seung Rok Lee

Joo Han Kim

Jin Man Kim

Jae Beom Park

Soojung Youn

Eun Seong Seo

Ki Hun Kim

Ara Kim

Hyun Chul Oh

Provided are a method and a device for extracting a feature value of time series data, the method including receiving time series data, segmenting the time series data into one or more segments according to preset segment types, identifying a first feature group mapped to a segment type of a first segment among the one or more segments, and extracting a value of at least one item included in the first feature group from the first segment as a feature value.

Method and device for extracting feature value of time series data

A display device includes a substrate having first and second pixel areas that respectively emit first and second light, a first electrode that overlaps the first and second pixel areas, a hole transport region that overlaps the first and second pixel areas, a first organic layer disposed on the first electrode to overlap the first pixel area, a second organic layer disposed on the first electrode to overlap the second pixel area, an electron transport region disposed on the first and second organic layers to overlap the first and second pixel areas, and a second electrode disposed on the first and second organic layers to overlap the first and second pixel areas. The first organic layer includes first emission layers that emit first light and a charge generation layer disposed between the first emission layers. At least one of the first emission layers overlaps the first and second pixel areas.

Display device having common sub-emission layers overlapping different pixel areas

A flexible display device is disclosed. The flexible display device comprises a first body, a second body, a flexible display, a ball module, and rails. The ball module includes a case and a plurality of moving balls. The moving balls are inserted into circulation paths of the case and arranged to be movable along the circulation paths, and some of the moving balls are in contact with sliding grooves of the rails. The case may be fixed to the first body, and the rails may be fixed to the second body. When the second body moves in parallel to a first direction with respect to the first body, the moving balls in contact with the sliding grooves roll and move along the circulation paths, such that slippage and friction generated on the ball module can be reduced, and the second body can move smoothly.

Flexible display device

Disclosed is a perovskite light-emitting device with reduced defects in a perovskite thin film. The passivation layer in the perovskite light-emitting device is formed on the upper part of the perovskite thin film to eliminate defects in the perovskite nanocrystalline particles and resolve charge imbalance in the device, thereby improving maximum efficiency and maximum luminance of the light-emitting device.

Perovskite light-emitting device having passivation layer and fabrication method thereof

A circuit stage including a first transistor including a first electrode and a gate electrode, the first electrode being coupled to a first input terminal and the gate electrode being coupled to a second input terminal configured to receive a first clock signal, an output circuit coupled to the second input terminal and a second power input terminal, an input circuit coupled to a second electrode of the first transistor and to a third input terminal, the third input terminal being configured to receive a first control clock signal, the input circuit being configured to control voltages of the second node and a third node, a first driving circuit coupled to a first power input terminal and to a fourth input terminal configured to receive a second control clock signal, and a second driving circuit coupled to the fourth input terminal and the third node.

Stage and scan driver using the same

According to an embodiment of the disclosure, a display device includes a sensor driver receiving firmware from an host in which the firmware is stored, the sensor driver including a second memory storing the firmware supplied from the host and initialized when a reset signal is supplied from the host, and a sensing unit for supplying a recovery signal corresponding to an abnormal state of the sensor driver to the host while sensing at least one of an internal voltage and a clock signal of the sensor driver.

Display device and method of driving the same

A display device including a display panel including a plurality of transistors and displaying an image on a front surface thereof; and a sensing module on a rear surface of the display panel, wherein the display panel includes a first region that overlaps the sensing module and a second region that does not overlap the sensing module, a W/L ratio of one of the transistors in the first region is greater than a W/L ratio of another of the transistors in the second region, the W/L ratio being obtained by dividing a width of a channel of the transistor by a length of the channel.

Display device having transistors with bent regions and other transistors without bent regions

A display device includes a substrate including a first display area and a second display area. The first display area includes first pixel areas, each including one or more first pixels. The second display area includes second pixel areas including one or more second pixels and a light transmittance area having a higher light transmittance than the second pixel area. The first and second display areas include a common electrode that transmits a constant common voltage. The common electrode in the second display area includes patterned regions that correspond to a first light transmittance area included in the light transmittance area. A thickness of the common electrode in the patterned regions is smaller than a thickness of the common electrode in a region other than the patterned regions or equals zero. The patterned regions and the second pixel areas extend alternately along a first direction in the second display area.

Display device including transmissive display area

A touch test device for a display device, includes a loading unit receiving a display device. The display device includes a touch sensing unit having driving electrodes and sensing electrodes. A touch driving circuit driving the driving electrodes and the sensing electrodes and detecting touch signal data for the driving electrodes, sensing signal data for the sensing electrodes, and touch data of touch nodes positioned at intersections between the driving electrodes and the sensing electrodes. A test processing circuit calculates parameter values inversely proportional to resistance deviations of the driving electrodes and the sensing electrodes, performs an arithmetic operation on the parameter values and the touch data of the touch nodes to provide corrected touch data, and detects defects in the driving electrodes and the sensing electrodes according to a result of comparing and analyzing the corrected touch data.

Touch test device and method for display device

A display device includes a display panel including a first region and a second region, and a sensing module on a rear side of the display panel. The first region includes a first pixel area to display an image. The second region includes a second pixel area to display the image and a transmission area to transmit light output by the sensing module. The second region overlaps the sensing module. The second pixel area overlaps a first layer that blocks light output by the sensing module. The transmission area does not overlap the first layer.

Display device

A display device includes a first display area including a plurality of first pixel areas and a second display area including a plurality of second pixel areas and a plurality of light transmitting areas. Each of the plurality of first pixel areas includes at least one first pixel to display an image. Each of the plurality of second pixel areas includes at least one second pixel to display the image. The light transmitting area does not include a pixel capable of displaying the image and has higher light transmittance than the second pixel area. In the second display area, at least one of the plurality of light transmitting areas is between two second pixel areas adjacent in a first direction, and at least one of the plurality of light transmitting areas is between two second pixel areas adjacent in a second direction different from the first direction.

Disclosed is a method for simultaneous analysis of neurotransmitters and/or their metabolites. The method includes (a) separating analytes including a plurality of neurotransmitters and/or their metabolites from a sample selected from body tissues, body fluids, secretions, and excretions, (b) derivatizing the analytes with ethyl chloroformate to obtain derivatives of the plurality of neurotransmitters and/or their metabolites, (c) separating the derivatives of the plurality of neurotransmitters and/or their metabolites by liquid chromatography, and (d) subjecting the separated derivatives of the neurotransmitters or their metabolites to multiple reaction monitoring (MRM) using a mass spectrometer. According to the method, a plurality of neurotransmitters in a very small amount of sample can be simultaneously analyzed in an accurate and rapid manner based on derivatization to increase the stability and ionization efficiency of the substances.

Method for simultaneous analysis of neurotransmitters and their metabolites based on derivatization

A display device may include a first pixel coupled to an emission control line, and an emission control stage for selectively coupling the emission control line to a first or second supply voltage line. The emission control stage may include: a first emission control transistor including a first electrode coupled to the first supply voltage line, a second electrode coupled to the emission control line, and a main gate electrode coupled to a first node; a second emission control transistor including a first electrode coupled to the emission control line, a second electrode coupled to the second supply voltage line, and a main gate electrode coupled to a second node; and a third emission control transistor including a first electrode coupled to the first supply voltage line, a second electrode coupled to the first node, a main gate electrode coupled to the second node, and a sub-gate electrode.

A touch detection module, includes: a plurality of driving electrodes arranged side by side; a plurality of sensing electrodes staggered with respect to the driving electrodes; and a touch driving circuit configured to supply touch driving signals to the plurality of driving electrodes and to detect touch detection signals through the plurality of sensing electrodes to identify touch position coordinates, wherein the touch driving circuit is configured: to vary frequency modulation parameter set values in response to a change in a frequency of reference clocks, and to generate and supply a frequency of the touch driving signals by using the reference clocks and a varied frequency modulation parameter set value.

Touch detection module and display device including the same

A light-emitting element may include a first electrode, a second electrode facing the first electrode, a first hole transport layer disposed above the first electrode, a first electron transport layer disposed between the first hole transport layer and the second electrode. A first light-emitting part and a second light-emitting part that emit different light may be disposed between the first hole transport layer and the first electron transport layer. The first light-emitting part may include a first blue emission layer, a second electron transport layer, a charge generation layer, and a second blue emission layer, and the first blue emission layer may be disposed above the first hole transport layer. At least one of the first electron transport layer and the second electron transport layer may be directly disposed above at least one of the first blue emission layer and the second blue emission layer.

Tandem organic light emitting element and display device including the same

Growing community of inventors

Seoul, South Korea

Jin Woo Park