Samsung Display Co., Ltd.

Samsung Display Go., Ltd.

Wontae Kim

Jae-Han Lee

Boyeon Kim

Yeogeon Yoon

Hee-keun Lee

Taegon Im

Myeongsu Kim

Seung-jin Chu

Hoon Tae Kim

Whee-Won Lee

Sun-Koo Kang

Guhui Jo

Sooyeon Kim

Jihye Kim

Keunwoo Park

Young-Il Ban

Sunkyu Son

Taehoon Kim

Hae-Kwan Seo

Jin-Wook Yang

Jae-Hyeon Jeon

Taejin Kong

Jaehan Lee

Wheewon Lee

Dongwoo Kim

Minsu Kim

Soon-Dong Kim

Bong-Hyun You

Seok-Joon Hong

Donggyu Lee

Joon Chul Goh

Seongyeon Lee

Sangil Kim

Haksun Kim

Hongbeom Lee

Jangsoo Kim

Hyungjune Kim

Namseok Roh

Heekeun Lee

Ah Reum Kim

Taewoo Lim

Seonggyu Kwon

Jaecheol Park

Ki Hong Song

Cheonjae Maeng

Youyoung Jin

Dongil Son

Seung-kyu Lee

Seokjoon Hong

Sunghoon Bang

Young-hoon Lee

Hongkee Jung

SeokYoung Yoon

Whee-won Lee

A mother panel for a display panel includes: a mother substrate including a display panel area and a dummy area surrounding the display panel area, the mother substrate having a cutting line defined thereon, wherein the cutting line is configured to be irradiated by a laser along a boundary between the display panel area and the dummy area; and a first heat dissipation pattern on the mother substrate, extending from the display panel area to the dummy area to overlap the cutting line, and including a first rod portion including a plurality of lower rods spaced apart from each other and a first body portion in the dummy area and contacting the first rod portion.

Mother panel for display panel

Provided is a data integrated circuit including: a data driving circuit, a shift register configured to output a plurality of latch clock signals, a latch configured to latch a plurality of image signals in response to the plurality of latch clock signals and output a plurality of digital image signals in response to a plurality of latch output signals, and a clock generator configured to divide a main clock signal into the plurality of latch output signals and output the plurality of divided latch output signals to the latch. At least two of the latch output signals are activated at different time intervals.

Data integrated circuit including latch controlled by clock signals and display device including the same

A display apparatus includes a display panel, a printed circuit board, a first film electrically connected to the display panel and the printed circuit board, and a second film electrically connected to the display panel and the printed circuit board. The display panel includes panel pads of a first row electrically connected to the first film, panel pads of a second row electrically connected to the second film, and panel connecting lines electrically connecting the panel pads of the first row to the panel pads of the second row.

Display apparatus

A display device includes a display panel including an edge extending along a first direction, a main circuit board adjacent to the edge of the display panel, and a connection circuit board which connects the main circuit board to the display panel at the edge thereof. The connection circuit board includes a plurality of board side pads which are arranged along the first direction and at which the connection circuit board is connected to the main circuit board. Each of the plurality of board side pads includes a first pad, and a second pad adjacent to the first pad along the first direction. The second pad includes a plurality of signal pads which are arranged along a second direction which crosses the first direction and are each aligned with the first pad along the first direction.

Display device and connection circuit board

A display device includes: a display panel in which pixels are arranged; a first circuit board configured to provide a first driving signal to the display panel; and a second circuit board connecting the display panel and the first circuit board and having a first region in which a driving chip providing a second driving signal to the display panel is arranged and a second region surrounding the first region, the first region and the second region being defined in the second circuit board, wherein: the second circuit board comprises a first line electrically connected to the driving chip and a second line electrically insulated from the driving chip; the second line comprises a common line in the first region; and the width of the common line decreases as the common line becomes farther away from the first circuit board on a plane.

Display device

A display device includes a display panel including a plurality of sensing lines and a plurality of pixels each connected to a corresponding sensing line among the plurality of sensing lines, a sensor that senses characteristic information of the plurality of pixels through the plurality of sensing lines and converts the characteristic information into sensing data having a digital format, and a compensator that converts first data received from outside of the display device into second data based on the sensing data, wherein the sensor senses characteristic information of pixels arranged in a partial area of the display panel during a transition period of a sensing period and processes sensed characteristic information as dummy data.

Display device and driving method of the display device

A display device includes a display panel, a main circuit board including a plurality of board pads arranged along a first direction, a connection circuit board electrically connected to the display panel and the main circuit board, and a driving chip disposed on the connection circuit board. The connection circuit board includes a plurality of board connection pads respectively connected to a plurality of board pads, a plurality of lines connecting the driving chip to the plurality of board connection pads to each other, and a test pattern disposed spaced part from the driving chip, where a first line and a second line among the lines are electrically connected to the test pattern, and a same voltage is applied to the first line and the second line.

Display device and pad contact test method thereof

A display device includes a display panel including a pixel part to display an image, and a pad part connected to the pixel part; a first flexible circuit film coupled to the pad part and including a first alignment mark; and a second flexible circuit film coupled to the pad part, overlapping the first flexible circuit film, and including a second alignment mark aligned with the first alignment mark. The first and second alignment marks are located in an area where the first flexible circuit film overlaps the second flexible circuit film.

A display device includes a display panel including first data lines, second data lines, gate lines, and a plurality of pixels, a voltage generator which generates a first driving voltage and a second driving voltage, and a source driver which generates a first data voltage having a first polarity based on the first driving voltage and a second data voltage having a second polarity based on the second driving voltage. The source driver includes a first source driver coupled to the first data lines and a second source driver coupled to the second data lines. The voltage generator alternately provides the first driving voltage and the second driving voltage to each of the first source driver and the second source driver.

Reduced heat generation from a source driver of display device

A display panel includes a first display substrate, a second display substrate. The second display substrate includes a substrate, a color conversion layer including a first conversion part configured to absorb light of a first color and to emit light of a second color, a second conversion part configured to absorb the light of the first color and to emit light of a third color, and a third conversion part configured to transmit the light of the first color, and a filter layer including a first filter overlapping with the first conversion part and having the second color, a second filter overlapping with the second conversion part and having the third color, a third filter overlapping with the third conversion part and having the first color, and an auxiliary filter overlapping with the second conversion part and configured to absorb the light of the first color.

Display panel and display device including the same

A display device includes: a display panel including first pads arranged along a first direction, and second pads spaced apart from the first pads; a first connection circuit board electrically connected to the first pads; and a second connection circuit board electrically connected to the second pads. The first connection circuit board includes: first output pads electrically connected to the first pads; and at least two first protrusion parts spaced along the first direction and protruding in a second direction crossing the first direction. The second connection circuit board includes: second output pads electrically connected to the second pads; and at least one second protrusion part protruding in the second direction, and located between the first protrusion parts when viewed on a plane that is parallel to a surface of the display panel.

Provided is a display device including a display panel including a plurality of first pads, and a plurality of second pads spaced apart from the first pads, a first circuit board including first circuit pads respectively bonded to the first pads, a first driving chip electrically connected to the first circuit pads, and a first heat radiation member, and a second circuit board including second circuit pads respectively bonded to the second pads, and a second driving chip electrically connected to the second circuit pads, wherein the first heat radiation member overlaps the first driving chip and the second driving chip.

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Hwaseong-si, South Korea

Wontae Kim