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1. 发明公开

EP4325473A1 DISPLAY DEVICE 审中-实审
公开(公告)号：EP4325473A1
公开(公告)日：2024-02-21
申请号：EP22842331.5
申请日：2022-06-29
申请人： Samsung Electronics Co., Ltd. , Research Business Foundation Sungkyunkwan University
发明人： KIM, Jinho , KIM, Yong-Sang , OH, Donggun , OH, Jongsu , KIM, Eun Ho , PARK, Seungran , HONG, Sara
IPC分类号： G09G3/32 , G09G5/10 , H05B45/33 , H05B45/325 , G06F3/14
摘要： Provided is a display apparatus including a modular display panel including a plurality of displays disposed in a matrix form, each of the plurality of displays including a display panel including a pixel array in which pixels respectively composed of a plurality of inorganic light emitting elements are disposed in a plurality of row lines, and sub-pixel circuits respectively corresponding to inorganic light emitting elements of the pixel array, and a driver configured to drive the sub-pixel circuits in an order of the row lines based on a start signal provided from the timing controller so that the inorganic light emitting elements of the pixel array emit light in the order of the plurality of row lines based on an image data voltage, a sensor configured to sense a current flowing in a driving transistor included in the sub-pixel circuits based on a specific voltage, and output sensing data corresponding to the sensed current, a processor configured to be implemented as a correction unit configured to correct the image data voltage applied to the sub-pixel circuits based on the sensing data, and a timing controller configured to provide a first start signal to a driver of a first display among the plurality of displays so that the inorganic light emitting elements of the first display sequentially emit light from a first row line to a last row line among the plurality of row lines, and provide a second start signal to a driver of a second display so that the inorganic light emitting elements of the second display disposed adjacent to a bottom of the first display emit light in the order of the plurality of row lines following an emission order of the inorganic light emitting elements included in the last row line of the first display.

2. 发明公开

EP4177874A1 DISPLAY DEVICE 审中-实审
公开(公告)号：EP4177874A1
公开(公告)日：2023-05-10
申请号：EP21877827.2
申请日：2021-08-17
申请人： Samsung Electronics Co., Ltd. , Research Business Foundation Sungkyunkwan University
发明人： KIM, Jinho , KIM, Yong-Sang , OH, Donggun , OH, Jongsu , JUNG, Eun Kyo
IPC分类号： G09G3/32 , H02M3/155
摘要： A display device comprises: a display panel including a pixel array in which each pixel having a plurality of inorganic light-emitting elements is arranged in a plurality of row lines, and a sub-pixel circuit which is provided for each of the plurality of inorganic light-emitting elements and which drives the inorganic light-emitting elements based on image data volage; a driving unit which sets the image data voltage in row line order, and which drives pixel circuits included in some of continued row lines so that the inorganic light- emitting elements emit light in row line order; a sensing unit for sensing, based on the specific voltage applied to the pixel circuit, current flowing in a driving transistor included in the pixel circuit, and outputting the sensing data corresponding to the sensed current; and a correction unit for correcting the image data voltage applied to the pixel circuit based on the sensing data.

3. 发明公开

EP4181197A1 DISPLAY MODULE AND METHOD FOR MANUFACTURING SAME 审中-实审
公开(公告)号：EP4181197A1
公开(公告)日：2023-05-17
申请号：EP21883019.8
申请日：2021-09-14
申请人： Samsung Electronics Co., Ltd. , Research Business Foundation Sungkyunkwan University
发明人： OH, Donggun , KIM, Yong-Sang , KIM, Jinho
IPC分类号： H01L25/075 , H01L27/12 , H01L25/16
摘要： Disclosed is a display module. The disclosed display module comprises: a glass substrate; a thin film transistor (TFT) layer formed on the front surface of the glass substrate and having a plurality of TFT electrodes; a plurality of light emitting diodes electrically connected to the plurality of TFT electrodes; and a plurality of through-wiring members arranged at intervals along an edge region of the glass substrate and electrically connected to wiring formed on the front surface and rear surface of the glass substrate. Each of the plurality of through-wiring members includes: a first conductive member formed on the front surface of the glass substrate; a second conductive member formed on the rear surface of the glass substrate; and a third conductive member that passes through the glass substrate and is stacked on the first and second conductive members.

4. 发明公开

EP4290506A1 DISPLAY APPARATUS 审中-实审
公开(公告)号：EP4290506A1
公开(公告)日：2023-12-13
申请号：EP22842274.7
申请日：2022-05-25
申请人： Samsung Electronics Co., Ltd. , Research Business Foundation Sungkyunkwan University
发明人： KIM, Jinho , KIM, Yong-Sang , OH, Donggun , OH, Jongsu , KIM, Eun Ho , PARK, Seungran , HONG, Sara
IPC分类号： G09G3/32 , H01L25/075 , H05B45/33 , H05B45/325 , G06F3/14
摘要： A display apparatus is disclosed. The display apparatus comprises display modules. Each of the display modules comprises: a display panel including inorganic light emitting devices arranged in row lines, and sub-pixel circuits respectively corresponding to the inorganic light emitting devices; and a driving unit that drives the sub-pixel circuits in the order of the row lines on the basis on a start signal provided from a timing controller, wherein the timing controller provides a first start signal to the driving unit of a first display module to control the inorganic light emitting devices to sequentially emit light from a first row line to a last row line, and provides a second start signal to the driving unit of a second display module to control the inorganic light emitting devices to sequentially emit light in succession to a light emitting order of the inorganic light emitting devices included in the last row line of the first display module.

5. 发明公开

EP4207158A1 DISPLAY APPARATUS 审中-实审
公开(公告)号：EP4207158A1
公开(公告)日：2023-07-05
申请号：EP21877828.0
申请日：2021-08-17
申请人： Samsung Electronics Co., Ltd. , Research Business Foundation Sungkyunkwan University
发明人： KIM, Jinho , KIM, Yong-Sang , OH, Donggun , OH, Jongsu , JUNG, Eun Kyo
IPC分类号： G09G3/32 , G09G3/20
摘要： A display apparatus is disclosed. The present display apparatus comprises: a display panel including a pixel array in which pixels each including a plurality of inorganic light-emitting diodes are disposed on a plurality of row liness, and a sub pixel circuit provided for each of the plurality of inorganic light-emitting elements and driving a corresponding inorganic light-emitting element on the basis of an applied image data voltage; a sensing part for sensing a current flowing through a driving transistor included in the sub pixel circuit on the basis of a specified voltage applied to the sub pixel circuit and outputting sensing data corresponding to the sensed current; and a correction part for correcting an image data voltage applied to the sub pixel circuit on the basis of the sensing data, wherein the driving transistor is a PMOSFET, and in the inorganic light-emitting element, an anode electrode is connected to a common node to which a driving voltage is applied and a cathode electrode is connected to a source terminal of the driving transistor.

6. 发明公开

EP4174836A1 DISPLAY APPARATUS 审中-实审
公开(公告)号：EP4174836A1
公开(公告)日：2023-05-03
申请号：EP21883060.2
申请日：2021-10-05
申请人： Samsung Electronics Co., Ltd. , Research Business Foundation Sungkyunkwan University
发明人： KIM, Jinho , KIM, Yong-Sang , OH, Donggun , JUNG, Eun Kyo , LEE, Jungwoo
IPC分类号： G09G3/32 , H03K7/08 , G09G3/36
摘要： A display apparatus comprises: a modular display panel including a plurality of display modules; and a timing controller. Each of the plurality of display modules comprises: a display panel including a pixel array and subpixel circuits; and a driving unit which drives the subpixel circuits such that inorganic light-emitting elements in the pixel array successively emit light in a first order of multiple row lines or in a second order opposite to the first order. The timing controller provides the driving unit of a first display module with first control signals for causing the inorganic light-emitting elements of the first display module to emit light in the first order, and provides the driving unit of a second display module, which is positioned above or below the first display module, with second control signals for causing the inorganic light-emitting elements of the second display module to emit light in the second order.

7. 发明公开

EP4148717A1 DISPLAY MODULE 审中-实审
公开(公告)号：EP4148717A1
公开(公告)日：2023-03-15
申请号：EP21869556.7
申请日：2021-08-17
申请人： Samsung Electronics Co., Ltd. , Research Business Foundation Sungkyunkwan University
发明人： KIM, Jinho , KIM, Yong-Sang , OH, Donggun , JUNG, Eun Kyo , LEE, Jungwoo
IPC分类号： G09G3/32 , H02M1/32 , H03K17/06
摘要： A display module comprises: a display panel; and a driving unit which applies a first control signal for setting a PWM data voltage to sub-pixels, included in each row-line of the display panel for each image frame, to the sub-pixels in a row-line order, and which applies a second control signal for controlling the light emission of sub-pixels, included in each row-line, to the sub-pixel in a row-line order, wherein the sub-pixels included in each row-line emit light for a time corresponding to the PWM data voltage set according to the first control signal, on the basis of the second control signal applied to a light emission section corresponding to the image frame, and do not emit light for a preset time on the basis of the second control signal applied in a period between consecutive image frame periods.

8. 发明公开

EP4018431A1 DISPLAY MODULE AND DRIVING METHOD THEREOF 审中-公开
公开(公告)号：EP4018431A1
公开(公告)日：2022-06-29
申请号：EP20910044.5
申请日：2020-12-31
申请人： Samsung Electronics Co., Ltd. , Research & Business Foundation Sungkyunkwan University
发明人： KIM, Jinho , KIM, Yong-Sang , KAWAE, Daisuke , YAMASHITA, Junichi , FUJIMORI, Takashige , OH, Donggun , OH, Jongsu , SHIGETA, Tetsuya
IPC分类号： G09G3/32

9. 发明公开

EP4010895A1 DISPLAY MODULE 审中-公开
公开(公告)号：EP4010895A1
公开(公告)日：2022-06-15
申请号：EP20908485.4
申请日：2020-12-31
申请人： Samsung Electronics Co., Ltd. , Research Business Foundation Sungkyunkwan University
发明人： KIM, Jinho , KIM, Yong-Sang , OH, Donggun , OH, Jongsu , SHIGETA, Tetsuya
IPC分类号： G09G3/32

10. 发明公开

EP4307284A1 DISPLAY APPARATUS 审中-实审
公开(公告)号：EP4307284A1
公开(公告)日：2024-01-17
申请号：EP22846144.8
申请日：2022-07-14
申请人： Samsung Electronics Co., Ltd.
发明人： KIM, Jinho , PARK, Seungran , OH, Donggun , OH, Jongsu
IPC分类号： G09G3/32 , H05B45/325 , H05B45/33
摘要： Disclosed is a display apparatus. The display apparatus includes a display panel including a pixel array in which pixels respectively composed of a plurality of inorganic light emitting elements are arranged in a plurality of row lines, and sub-pixel circuits respectively corresponding to inorganic light emitting elements of the pixel array, and a driver configured to drive the sub-pixel circuits so that the inorganic light emitting elements of the pixel array emit light a plurality of times in an order of the plurality of row lines based on an image data voltage corresponding to one image frame, wherein the sub-pixel circuits respectively include a discharge transistor configured to remove a potential difference between both ends of a corresponding inorganic light emitting element by a predetermined cycle.

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