Samsung Display Co., Ltd.

Samsung Electro-Mechanics Co., Ltd.

Samsung Electronics Co., Ltd.

Lg Electronics Inc.

Hyundai Motor Company

Kia Motors Corporation

Samsung Sdi Co., Inc.

Kia Corporation

Samsung Sds Co., Ltd.

Solus Advanced Materials Co., Ltd.

Silicon Mitus, Inc.

Heimbiotek Inc.

Jae Hoon Lee

Kyoung Ho Lim

Jeong Tak Oh

Seung Ho Park

Sang Myeon Han

Jung Hee Lee

Hee Seok Choi

Su Yeol Lee

Yong Chun Kim

Hae Goo Jung

Jae Woo Song

Seok Ha Hong

Jong Wook Kim

Hee Sook Park

Do Hyung Ryu

Moon Heon Kong

Whee-Won Lee

Hyung Ky Back

Hyun Bo Byun

Ki Se Kim

Jin Woo Kim

Dong Woo Kim

Byeong Cheol Moon

Soo Hwan Son

Bong Hyun You

Byung Ki Chun

Hyun Kyung Kim

Je Won Kim

Jung Taek Kim

Seokha Hong

Seok Beom Choi

Young-Su Kim

Young In Hwang

Myeong Su Kim

Myeong Gil Kim

Yeon-Sun Na

Duc-Han Cho

Jin Sub Park

Kuk Hwan Ahn

Bo-Ram Kang

Jeong Hun Go

Hyun Ick Cho

Jung Hak Nam

Jong Hwan Kim

Hyuk Kang

Hai Jung In

Jong Woo Lee

Jin Ho Kim

Jun-Yong Song

Yong Sung Park

Dong Youl Lee

Mi Young Kim

Seung Hyun Oh

Jae Young Park

Jun Yong Song

Jai-Hyun Koh

Sang Won Kim

Min Woo Kim

Chan Ho Park

Jin Woo Han

Jae Woo Ryu

Young Key Kim

Bang Won Oh

Myeong Gyu Jeong

Soo-yeon Lee

Young Bae Kim

Jeong Hyuk Yoon

Hae In Kim

Jin Woo Hahn

Hyeok Sang Jeong

Byoung Kwan An

In Eung Kim

Soo Yeon Lee

Dae Woong Han

Ji Hye Kong

Yoon Sik Jung

Woo Jin Jang

Heen Dol Kim

Yong Gyu Lim

Jeong Bin Yim

Dong Seok Kim

Yong Bin Lim

Jeong Bong Lee

Duck Moon Shin

Jin Ho Lee

Byung Hyuk Shin

Jae Chul Ro

Na Un Kang

Ung Je Jo

Dong Hak Pyo

Jai Phoong Kim

Hyeong Rae Seon

Chang Uk An

Dae Min Oh

Jong Mi Lee

Dae Seop Kim

Tae Hyeong An

Sung Yong Park

Ki Sik Im

A display device may include first pixels disposed in a display area and including respective first driving transistors. A second pixel is disposed in a non-display area and includes a second driving transistor. A sensor is configured to sense a current of the second pixel during a sensing period and generate sensing data. A degradation compensator is configured to convert first image data into second image data. A data driver is configured to generate data signals based on the second image data and supply the data signals to the first pixels. The degradation compensator calculates an age of the first pixels based on accumulating the second image data, converts the first image data into the second image data by deriving a compensation value from representative compensation data according to the age of the first pixels, and calibrates the representative compensation data based on the sensing data.

Display device and method of compensating for degradation thereof

A display device may include a display panel including first and second pixels respectively connected to first and second sensing lines, a sensing driver including a sensing channel shared by the first and the second sensing lines, and a controller configured to control the display panel and the sensing driver. The controller may be configured to, in a first time period, electrically disconnect the sensing channel from the first and the second sensing lines, and reflect electrical characteristics of the first and the second pixels in the first and the second sensing lines, respectively, as sensing voltages, and in a second time period, record the sensing voltages reflected in the first and the second sensing lines in the sensing channel by time-sharing.

Display device and method for monitoring operation of pixels

A mask cleaning apparatus includes a cleaning bath including an accommodating space in which a cleaning solution is stored, a transfer robot transferring a mask, and an induction heating member disposed inside the accommodating space. The cleaning bath includes at least one side and a bottom surface, which define the accommodating space. The induction heating member includes a first heating member, a second heating member, and a waterproof layer covering the first heating member and the second heating member.

Apparatus for cleaning mask

A pixel includes a driving transistor having a gate electrode connected to a first node and connected between a first power line to which a first power voltage is applied and a second node, a first initialization transistor having a gate electrode connected to a first scan line and connected between the second node and a first initialization power line to which a first initialization power voltage is applied, a second initialization transistor having a gate electrode connected to the first scan line and connected between a third node and a second initialization power line to which a second initialization power voltage is applied, a first capacitor connected between the first node and the second node, a second capacitor connected between the first power line and the second node, and a light emitting element connected between the third node and a second power line.

Pixel which is capable of preventing a color deviation and display device including the same

A display device and a method of driving the same are provided. The method of driving the display includes a display area to display an image. The method includes performing a first first pixel shift driving by shifting an image by a first range in the display area without loss of image information due to enlargement or reduction of the image, checking whether a change of a block grayscale value is greater than or equal to a threshold in an interest area in the display area, and performing second pixel shift driving by shifting an image having the loss of image information.

Display device and method of driving the same

A scan driver includes a plurality of stages. A n-th stage among the plurality of stages includes a first input unit controlling a voltage of a first node in response to a previous carry signal, a scan output unit outputting a current scan signal corresponding to a scan clock signal in response to the voltage of the first node, a first switching unit controlling a voltage of a second node in response to the previous carry signal, a sensing output unit outputting a current sensing signal corresponding to a sensing clock signal in response to the voltage of the second node, a carry output unit outputting a current carry signal corresponding to a carry clock signal in response to the voltage of the second node, and a second switching unit controlling the voltage of the second node in response to the sensing clock signal or the carry clock signal.

Scan driver

An analog-to-digital converter (ADC) includes a first comparator configured to generate a first comparison signal on a basis of a first asynchronous clock signal generated from a sampling clock signal, and a second comparator configured to generate a second comparison signal on a basis of a second asynchronous clock signal generated by a first comparison operation completion signal. The ADC includes a first control logic configured to output a first control signal on a basis of the first comparison signal and a second control logic configured to output a second control signal on a basis of the second comparison signal. The ADC includes a first reference signal adjusting circuit configured to adjust a first reference signal on a basis of the first control signal and a second reference signal adjusting circuit configured to adjust a second reference signal on a basis of the second control signal.

Analog-to-digital converter and analog-to-digital conversion method using the same

Provided is a display device comprising at least one sensing pixel including a sensing pixel circuit, a sensing unit including sensing circuit, and a temperature output unit to calculate a temperature of the display panel based on the sensing data. The sensing data is generated from a sensing pixel including a driving transistor in which a current generated according to temperature varies, and a temperature is measured from the sensing data.

Display device and temperature sensing method thereof

A display device includes a display panel including a first data line, a second data line, and a pixel, the pixel including a first sub-pixel coupled to the first data line, and a second sub-pixel coupled to the second data line, a light stress compensator configured to generate a first data voltage control signal for the first sub-pixel based on a second data value of input image data for the second sub-pixel, in response to a first data value of input image data for the first sub-pixel being equal to or less than a first reference value, and a data driver configured to generate a first data signal based on the first data value for the first sub-pixel, to provide a first data voltage to the first data line, and to vary the first data voltage based on the first data voltage control signal.

Display device

A display device is disclosed that includes pixels, a memory, and a degradation compensator. The pixels include light emitting elements. The memory is operable to store degradation information including degradation degrees of the light emitting elements. The degradation compensator is operable to receive the degradation information and generate output grayscales by changing each of input grayscales of the pixels in proportion to each of the degradation degrees. The degradation compensator includes a degradation information changer for changing the degradation information by decreasing a degradation degree having a variation greater than a threshold value among variations of the degradation degrees.

A display device includes a shift controller which generates an output image by shifting an input image within a shift range; and pixels which displays the output image. The shift controller sets the shift range to a first range when the input image is a moving image, and sets the shift range to a second range smaller than the first range when the input image is a still image.

Display device and driving method thereof

Pixel and display device including the same

An embodiment emergency call sending apparatus includes a telematics module configured to send an emergency call when an accident occurs, and an emergency call complementing module configured to monitor whether an emergency call transmission executed by the telematics module succeeds or fails, search for an available network near a vehicle, access the available network when the emergency call transmission fails, and control a complement of the emergency call transmission.

Apparatus and method for sending emergency call

A display device includes: a display panel including a plurality of pixels; a deterioration compensator that outputs compensation data based on a lifetime value of the plurality of pixels and an input grayscale of input image data; a scan driver that supplies a scan signal to the display panel; and a data driver that supplies a data signal corresponding to the compensation data to the display panel. The deterioration compensator includes a grayscale-current converter that calculates an input current corresponding to the input grayscale.

Growing community of inventors

Yongin-si, South Korea

Jae Hoon Lee