Samsung Display Co., Ltd.

Samsung Sdi Co., Inc.

Samsung Displayco., Ltd.

Taegon Kim

Jae-Han Lee

Sunkyu Son

Jaehyung Kim

Jinwoo Kim

Kihyun Pyun

Junghoon Kim

Sun-Koo Kang

Dong-Yoon So

Yanguk Nam

Jongmin Shim

Dong-Hyun Yeo

Kyongtae Park

Ok-Kwon Shin

Jang-Mi Lee

Junhyung Lee

Young-Il Ban

Byungkil Jeon

Kyungmin Park

Heehwan Lee

Sunyoul Lee

Dongyoon So

Jeawoan Lee

Youngchang Lim

Myoungseop Song

Jungmin Kang

Hyoseok Yun

Youngkwang Yun

Andrew Tae Kim

Hoseong Kim

Hyunsub Shim

Minhee Lee

Jaehee Kyoung

Seungnam Park

Youngil Ban

Sunkoo Kang

Young-Ii Ban

Jiyong Park

SeongYeun Kang

Kouang Hoon Min

Inseop Byun

Joonsup Kim

Kichul Ham

Daesung Ro

Jaehee Ha

Junggun Lim

Hyewon Kim

Wanuk Choi

Seongyeun Kang

A circuit board assembly includes a main board and a connection board attached to the main board. The connection board includes a base board including a connecting pad area and a mounting area, wherein the connection board is attached to the main board in the connecting pad area, and wherein the mounting area is spaced apart from the connecting pad area in a first direction and includes a driving chip mounted thereon. The connection board further includes first connection pads disposed on the connecting pad area of the base board, and second connection pads disposed on the connecting pad area of the base board. The main board includes first main pads connected to the first connection pads in a one-to-one connection and a second main pad connected to the second connection pads in a many-to-one connection.

Circuit board assembly and display device including the same

An organic light emitting diode (OLED) display device includes a first power supply circuit configured to generate a pixel driving voltage, a display panel configured to receive the pixel driving voltage from the first power supply circuit, and including a plurality of pixels each configured to emit light based thereon, and a scan driver configured to receive the pixel driving voltage from the display panel, and to provide scan signals based on the pixel driving voltage to the plurality of pixels.

Organic light emitting diode display device

A display substrate includes a first conductive line extending along a first direction and a second conductive line partially overlapping the first conductive line with a first insulation layer in between. The second conductive line includes a first substantially linear portion and a second substantially linear portion extending along the first direction, and an angled portion disposed between the first substantially linear portion and the second substantially linear portion. At least one side surface of the angled portion extends along a second direction intersecting the first direction.

Display substrate and organic light emitting display device including the same

A display apparatus includes a substrate that includes a display area and a peripheral area around the display area; an encapsulation substrate on the substrate; a sealing portion disposed in the peripheral area between the substrate and the encapsulation substrate, wherein the sealing portion surrounds the display area; and a pattern portion on the encapsulation substrate that overlaps the sealing portion while extending parallel to the sealing portion, where the pattern portion includes a plurality of block patterns that are spaced apart from one another and a plurality of opening regions that alternate with the plurality of block patterns, and a first block pattern of the plurality of block patterns that has a largest width is located at a center of the pattern portion.

Display apparatus

A secondary battery includes: an electrode assembly; a case accommodating the electrode assembly; an electrode tab extending from the electrode assembly; a sealing part for insulating the electrode tab from the case; and an insulation film around the electrode tab and between the sealing part and the electrode assembly.

Secondary battery

A display apparatus includes a display panel, a gate driving part, and a data driving part. The display panel is configured to display an image, and includes a gate line and data lines. The gate driving part is configured to output a gate signal to the gate line. The data driving part includes a plurality of data driving integrated circuit parts. Each of the plurality of data driving integrated circuit parts includes channels, configured to output data signals to the data lines, and a dummy data channel. A sensing pin, configured to receive the gate signal, is formed in each dummy data channel.

Display apparatus including data driving integrated circuits each including dummy data channels and a method of driving the same

A method of driving a display panel includes, a data driver outputting a precharge voltage to a plurality of pixels of the display panel during a first duration of a horizontal period, the data driver outputting a grayscale voltage to the pixels of the display panel during a second duration of the horizontal period and the data driver initializing the precharge voltage during the second duration of the horizontal period.

Method of driving display panel and display apparatus for performing the same

There is provided a display device including a power management integrated circuit outputting a driving voltage and a gamma voltage, a timing controller outputting an image data signal and a driving control signal, a data driver converting the image data signal to a data voltage signal based on the driving voltage, the gamma voltage, and the driving control signal, a power connecting portion connecting the power management integrated circuit and the data driver, a voltage detector detecting the driving voltage and the gamma voltage that are voltage-dropped in the power connecting portion, and outputting a feedback signal, and a power adjustor receiving the feedback signal and outputting a power control signal to the power management integrated circuit, and adjusting the driving voltage and the gamma voltage based on the power control signal.

Display device

A driving circuit includes a receiver configured to receive an image control signal comprising a data signal and a clock signal, separate the data signal from the clock signal and output the separated data and clock signals, a clock recovery unit generating a reference clock signal based on the clock signal and generating a plurality of multi-phase clock signals having different phases from that of the reference clock signal, an output clock generation unit outputting an output clock signal in synchronization with the clock signal and the plurality of multi-phase clock signals, and a data output unit driving a plurality of data lines with a data driving signal corresponding to the data signal in synchronization with the output clock signal, and the output clock generation unit outputs the plurality of multi-phase clock signals.

Driving circuit adjusting output timing of data driving signal according to positions of data lines and display apparatus including the same

A controller for a display panel includes a detector, a timing controller, and a voltage generator. The detector detects a predetermined pattern in an image signal. The timing controller generates a control signal based on detection of the pattern. The voltage generator changes at least one driving voltage for a display panel from a first level to a second level based on the control signal. The predetermined pattern may correspond to at least one region having a predetermined arrangement of at least first and second gray scale values of pixels in an image corresponding to the image signal.

Controller

Disclosed is a display apparatus including: a display panel including pixels connected with a plurality of gate lines and a plurality of data lines; a gate driver supplying gate signals to the gate lines; and a data driver supplying data voltages to the data lines. The data driver includes a temperature measurer generating a temperature signal of the data driver.

A portable electronic apparatus comprises a substrate comprising a first surface and a second surface; a plurality of pixel electrodes arranged over the first surface of the substrate; a pixel-defining layer arranged over the first surface of the substrate such that at least a portion of each of the plurality of pixel electrodes is exposed; a plurality of protrusions formed over the pixel-defining layer; and an electronic component arranged over the second surface of the substrate and attached to the substrate, the electronic component having a polygonal shaped surface facing and substantially parallel to the second surface of the substrate. When viewed in a direction perpendicular to the second surface, imaginary straight lines that pass the plurality of protrusions are substantially parallel to at least one among sides of the polygonal shaped surface and do not pass the exposed portions of the plurality of pixel electrodes.

Portable electronic apparatus

A pixel of an organic light emitting display device includes a transistor configured to output a first source voltage, an organic light emitting diode coupled to the transistor, and a wiring configured to be applied with a reference voltage to ground a leakage current of the transistor. The organic light emitting diode includes a first electrode configured to receive the first source voltage, a first common layer on the first electrode, an organic light emitting layer on the first common layer, and a second electrode on the organic light emitting layer and configured to be applied with a second source voltage different from the first source voltage. The first common layer is coupled to the wiring.

Pixel and organic light emitting display device having the same

A pixel of an organic light emitting display device includes a transistor, an organic light emitting diode, and a common line. The organic light emitting diode includes a first common layer, an organic light emitting layer disposed on the first common layer, and a second common layer. The common line is disposed between the first common layer and the second common layer to make electrical contact with the first common layer. The common line is supplied with a reference voltage to prevent the organic light emitting diode from generating light by leakage current in the transistor.

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Busan, South Korea

Taegon Kim