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1. 发明申请

US20230012927A1 DISPLAY APPARATUS 有权
公开(公告)号：US20230012927A1
公开(公告)日：2023-01-19
申请号：US17897768
申请日：2022-08-29
申请人： SAMSUNG ELECTRONICS CO., LTD. , RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
发明人： Jinho KIM , Yong-Sang KIM , Donggun OH , Jongsu OH , Eun Ho KIM , Seungran PARK , Sara HONG
IPC分类号： G09G3/32
摘要： Provided is a display apparatus including a modular display panel that includes a plurality of displays disposed in a matrix form and respectively including a display panel including a pixel array in which pixels including a plurality of inorganic light emitting elements are disposed in a plurality of row lines, sub-pixel circuits respectively corresponding to inorganic light emitting elements of the pixel array, a driver configured to drive the sub-pixel circuits, a sensor configured to sense a current flowing in a driving transistor included in the sub-pixel circuits and output sensing data corresponding to the sensed current, and a processor 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 and a second start signal to a driver of a second display.

2. 发明申请

US20230012711A1 DISPLAY APPARATUS 有权
公开(公告)号：US20230012711A1
公开(公告)日：2023-01-19
申请号：US17894623
申请日：2022-08-24
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Jinho KIM , Seungran PARK , Donggun OH , Jongsu OH
IPC分类号： G09G3/32 , H01L25/075
摘要： A display apparatus, including a display panel which includes a pixel array including a plurality of pixels arranged in a plurality of row lines, and a plurality of sub-pixel circuits, wherein each pixel of the plurality of pixels includes a plurality of inorganic light emitting elements, and wherein each sub-pixel circuit of the plurality of sub-pixel circuits corresponds to an inorganic light emitting element of the plurality of light emitting elements; and a driver configured to drive the plurality of sub-pixel circuits so that the plurality of inorganic light emitting elements 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 each sub-pixel circuit includes a discharge transistor configured to remove a potential difference between both ends of a corresponding inorganic light emitting element based on a predetermined cycle

3. 发明申请

US20230117897A1 DISPLAY MODULE 有权
公开(公告)号：US20230117897A1
公开(公告)日：2023-04-20
申请号：US17972202
申请日：2022-10-24
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Jinho Kim , Donggun OH
IPC分类号： G09G3/32 , H01L25/16 , H01L27/12
摘要： A display module is disclosed. The present display module comprises: a driving circuit layer provided on a substrate and comprising first driving circuits and second driving circuits; and a pixel array provided on the driving circuit layer and having pixels arranged in a matrix, the pixels each including a plurality of inorganic light-emitting devices, wherein: the first driving circuits provided for each pixel drive the plurality of inorganic light-emitting devices included in each pixel on the basis of data voltages applied through data lines; the second driving circuits generate control signals for driving the first driving circuits on the basis of clock signals applied through clock lines and provide same to the first driving circuits; the driving circuit layer comprises a first metal layer, a second metal layer, and at least one third metal layer; and the clock signals are applied from the clock lines to the second driving circuits through jumping lines formed in one of the at least one third metal layer.

4. 发明申请

US20230101460A1 DISPLAY MODULE 有权
公开(公告)号：US20230101460A1
公开(公告)日：2023-03-30
申请号：US18062420
申请日：2022-12-06
申请人： SAMSUNG ELECTRONICS CO., LTD. , RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
发明人： Jinho KIM , Yong-Sang KIM , Donggun OH , Jongsu OH , Tetsuya SHIGETA
IPC分类号： G09G3/32 , G09G3/20
摘要： A display module includes a display panel in which a plurality of pixels each including a plurality of sub-pixels are disposed on a plurality of row lines; and a driver. The driver is configured to set a PWM data voltage to the plurality of sub-pixels included in the plurality of row lines in a row line sequence, apply a sweep signal, which is a voltage signal sweeping between two different voltages, to sub-pixels among the plurality of sub-pixels that are included in at least some consecutive row lines among the plurality of row lines in the row line sequence, and drive the display panel to cause the sub-pixels included in the at least some consecutive row lines to emit light based on the PWM data voltage in the row line sequence.

5. 发明申请

US20230016687A1 DISPLAY MODULE AND METHOD FOR MANUFACTURING SAME 有权
公开(公告)号：US20230016687A1
公开(公告)日：2023-01-19
申请号：US17945770
申请日：2022-09-15
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Donggun OH , Jinho Kim , Chulgyu Jung
IPC分类号： H01L29/45 , H01L27/12 , H01L29/40
摘要： A display module and a method for manufacturing the same are provided. The display module manufacturing method includes: forming a semiconductor pattern on a substrate; forming a first insulating layer covering the semiconductor pattern on the substrate; forming a gate electrode on a region of the first insulating layer corresponding to a gate region of the semiconductor pattern; forming a second insulating layer covering the gate electrode on the first insulating layer; forming a first hole passing through the first insulating layer and the second insulating layer to expose a drain region of the semiconductor pattern and forming a second hole passing through the first insulating layer and the second insulating layer to expose a source region of the semiconductor pattern; and forming a first barrier pattern on the drain region in the first hole and a second barrier pattern on the source region in the second hole, and forming a drain electrode on the first barrier pattern and a source electrode on the second barrier pattern.

6. 发明申请

US20220327995A1 DISPLAY MODULE AND DRIVING METHOD THEREOF 有权
公开(公告)号：US20220327995A1
公开(公告)日：2022-10-13
申请号：US17848549
申请日：2022-06-24
申请人： SAMSUNG ELECTRONICS CO., LTD. , RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
发明人： Jinho KIM , Yong-Sang KIM , Daisuke KAWAE , Junichi YAMASHITA , Takashige FUJIMORI , Donggun OH , Jongsu OH , Tetsuya SHIGETA
IPC分类号： G09G3/32
摘要： A display module including a display panel comprising a plurality of pixels each comprising a plurality of sub pixels, the pixels being disposed on a plurality of row lines of the display panel and a driver. The driver being configured to apply a pulse width modulation (PWM) data voltage to the sub pixels in a sequential order of the row lines; and drive the display panel such that the sub pixels included in a plurality of consecutive row lines among the plurality of row lines emit light, in the sequential order of the row lines, for a time corresponding to the applied PWM data voltage.

7. 发明申请

US20230128273A1 THIN FILM TRANSISTOR SUBSTRATE AND DISPLAY MODULE COMPRISING SAME 有权
公开(公告)号：US20230128273A1
公开(公告)日：2023-04-27
申请号：US18086225
申请日：2022-12-21
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Donggun OH , Jinho Kim , Kisun Kang
IPC分类号： H01L33/62 , H01L25/075 , H01L33/38
摘要： A thin film transistor substrate and a display module comprising same are provided. The disclosed thin film transistor (TFT) substrate includes: a substrate; first and second inorganic insulating layers which are successively laminated on the substrate; a first metal layer which is formed between the first and second inorganic insulating layers; a second metal layer which is formed on the second inorganic insulating layer; first, second, and third organic insulating layers which are successively laminated on the second inorganic insulating layer; a third metal layer which is formed between the first and second organic insulating layers; and a fourth metal layer which is formed between the second and third organic insulating layers, wherein at least one of the second and third organic insulating layers is configured to absorb light..

8. 发明申请

US20230039449A1 DISPLAY PANEL 有权
公开(公告)号：US20230039449A1
公开(公告)日：2023-02-09
申请号：US17970153
申请日：2022-10-20
申请人： SAMSUNG ELECTRONICS CO., LTD. , RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
发明人： Jinho KIM , Yong-Sang KIM , Donggun OH , Jongsu OH
IPC分类号： G09G3/32
摘要： In a display panel, pixels each including a plurality of sub-pixels are arranged in a matrix form, wherein each of the plurality of sub-pixels includes: an inorganic light-emitting element; a constant current generator circuit that provides a driving current to the inorganic light-emitting element on the basis of a constant current generator data voltage; and a PWM circuit for controlling the time for the driving current to flow through the inorganic light-emitting element on the basis of a PWM data voltage, wherein the constant current generator circuit includes a first driving transistor and the PWM circuit includes a second driving transistor, and wherein the constant current generator circuit or the PWM circuit comprises an internal compensation circuit that compensates for electrical characteristics of the first driving transistor and the second driving transistor.

9. 发明申请

US20230024912A1 DISPLAY MODULE AND DRIVING METHOD OF DISPLAY MODULE 有权
公开(公告)号：US20230024912A1
公开(公告)日：2023-01-26
申请号：US17957824
申请日：2022-09-30
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Jinho KIM , Yong-Sang KIM , Sangmin SHIN , Donggun OH , Jongsu OH
IPC分类号： G09G3/32
摘要： A display module may include a plurality of pixels, wherein each of the plurality of pixels includes a plurality of subpixels of different colors that are disposed in a matrix form. Each of the plurality of subpixels includes an inorganic light emitting element, a constant current generator which provides a constant current to the inorganic light emitting element, and a pulse width modulation (PWM) circuit which includes a first depletion mode driving transistor, and controls a time during which the constant current flows through the inorganic light emitting element based on a PWM data voltage applied to a gate terminal of the first depletion mode driving transistor and a threshold voltage of the first depletion mode driving transistor.

10. 发明申请

US20220301500A1 DISPLAY MODULE AND DISPLAY DEVICE 有权
公开(公告)号：US20220301500A1
公开(公告)日：2022-09-22
申请号：US17833427
申请日：2022-06-06
申请人： SAMSUNG ELECTRONICS CO., LTD.
发明人： Tetsuya SHIGETA , Jinho KIM , Sangyoung PARK , Donggun OH , Hoseop LEE
IPC分类号： G09G3/32 , G09G3/20
摘要： A display module is provided. The display module includes a plurality of sub-pixel circuits, each sub-pixel circuit including: an inorganic light-emitting diode, a transistor connected in parallel with the inorganic light-emitting diode, and a pulse width modulation (PWM) circuit configured to control a light-emitting time of the inorganic light-emitting diode by controlling a voltage of a gate terminal of the transistor based on an applied PWM data voltage that is applied to the PWM circuit; and a pulse amplitude modulation (PAM) circuit which is connected in series with an inorganic light-emitting diode of one of the plurality of sub-pixel circuits, the PAM circuit being configured to provide a driving current having a constant amplitude to the inorganic light-emitting diodes, wherein the inorganic light-emitting diodes of the plurality of sub-pixel circuits are connected in series to each other.

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