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公开(公告)号：US09602792B2
公开(公告)日：2017-03-21
申请号：US14674159
申请日：2015-03-31
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Jae-Won Jeong , Ga-Na Kim , Gyeong-Ub Moon , Kyung-Uk Choi , Myeongsu Kim
CPC classification number: H04N9/69 , G09G2320/0233 , G09G2320/0673 , G09G2320/0693 , G09G2360/145 , H04N5/202 , H04N17/04
Abstract: A display device is provided including a timing controller configured to output a test image signal, a data driver configured to output a plurality of data voltages corresponding to the test image signal; and a display panel configured to display a test image corresponding to the data voltages, wherein the timing controller includes a first processor configured to output the test image signal in response to a test signal, and a second processor configured to receive luminance information of the test image, correct a predetermined reference gamma voltage corresponding to the test image with reference to the received luminance information, and output the test signal, which corresponds to the reference gamma voltage, to the first processor.
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公开(公告)号：US11540386B2
公开(公告)日：2022-12-27
申请号：US16450770
申请日：2019-06-24
Applicant: Samsung Display Co., Ltd.
Inventor： Boyeon Kim , Myeongsu Kim , Sanghyun Lee
Abstract: Provided is a method for manufacturing a flexible film. The method for the manufacturing the flexible film includes providing a parent film on which a plurality of film areas are defined, each of which having a detection pattern formed thereon, applying a voltage to each of the film areas to detect whether a defect exists, removing the detection pattern from respective ones of the film areas on which the defect is detected, and cutting out others of the film areas on which the defect is not detected.
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公开(公告)号：US12161033B2
公开(公告)日：2024-12-03
申请号：US18366046
申请日：2023-08-07
Applicant: Samsung Display Co., Ltd.
Inventor： Wontae Kim , Myeongsu Kim , Boyeon Kim , Jae-Han Lee , Whee-Won Lee
IPC: H10K59/131 , G09G3/3208
Abstract: 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.
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公开(公告)号：US11361714B2
公开(公告)日：2022-06-14
申请号：US17315784
申请日：2021-05-10
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Jae-Han Lee , Myeongsu Kim , Wontae Kim , Boyeon Kim , Whee-Won Lee
IPC: G09G3/3258
Abstract: A data driver includes a plurality of amplifiers configured to output a plurality of data voltages to a plurality of data lines. The amplifiers are configured to output the data voltages to the corresponding data lines in a writing mode. Only one of the plurality of amplifiers is configured to output a sensing data voltage to the plurality of data lines in a sensing mode.
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Patent Agency Ranking
公开(公告)号：US10819333B2
公开(公告)日：2020-10-27
申请号：US16260346
申请日：2019-01-29
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Ga-Na Kim , Po-Yun Park , Hong-Kyu Kim , Myeongsu Kim , Dongwon Park
Abstract: A timing controller resetting circuit including: a resistor connected to an output node from which a reset signal is output and a first voltage source which supplies a first voltage; a capacitor connected to the output node and a second voltage source which supplies a second voltage that is lower than the first voltage; a reference voltage source configured to generate a reference voltage that is lower than the first voltage and higher than the second voltage; a comparator including a first input terminal which receives the first voltage, a second input terminal which receives the reference voltage, and an output terminal which outputs a comparison result signal generated by comparing the first voltage with the reference voltage; and a transistor including a first terminal which is connected to the output node, a second terminal which receives the second voltage, and a gate terminal which receives the comparison result signal.
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公开(公告)号：US10467978B2
公开(公告)日：2019-11-05
申请号：US15787062
申请日：2017-10-18
Applicant: SAMSUNG DISPLAY CO., LTD.
Inventor： Kwanyoung Oh , Myeongsu Kim , Silyi Bang , Kukhwan Ahn , Jaeho Choi , Sangsu Han
Abstract: A display device includes: a timing controller which receives a data control signal from, or outputs the data control signal to, an external device through a wiring, and selectively outputs a power control signal, a display device data signal and a common voltage control signal to a first or second serial communication wiring based on a driving mode determined based on the data control signal; a memory unit which stores the display device data signal, receives the display device data signal from, or outputs the display device data signal to, the timing controller through the first serial communication wiring; and a power generator which receives or outputs the power control signal or the common voltage signal from or to the timing controller through the second serial communication wiring, and generates a voltage adjusted by the power control signal and a common voltage adjusted by the common voltage control signal.
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公开(公告)号：US11770954B2
公开(公告)日：2023-09-26
申请号：US17950210
申请日：2022-09-22
Applicant: Samsung Display Co., Ltd.
Inventor： Wontae Kim , Myeongsu Kim , Boyeon Kim , Jae-Han Lee , Whee-Won Lee
IPC: H10K59/131 , G09G3/3208
CPC classification number: H10K59/131 , G09G3/3208 , G09G2300/0426
Abstract: 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.
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公开(公告)号：US11741866B2
公开(公告)日：2023-08-29
申请号：US17389627
申请日：2021-07-30
Applicant: Samsung Display Co., Ltd.
Inventor： Wontae Kim , Myeongsu Kim , Boyeon Kim , Jae-Han Lee , Whee-Won Lee
IPC: G09G3/00 , H01L27/32 , H10K59/131
CPC classification number: G09G3/006 , H10K59/131
Abstract: 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.
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公开(公告)号：US11476321B2
公开(公告)日：2022-10-18
申请号：US17318051
申请日：2021-05-12
Applicant: Samsung Display Co., Ltd.
Inventor： Wontae Kim , Myeongsu Kim , Boyeon Kim , Jae-Han Lee , Whee-Won Lee
IPC: H01L27/32 , G09G3/3208
Abstract: 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.
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