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公开(公告)号:US12002412B2
公开(公告)日:2024-06-04
申请号:US18121868
申请日:2023-03-15
Inventor: Jinho Kim , Yong-Sang Kim , Donggun Oh , Jongsu Oh , Eun Kyo Jung
IPC: G09G3/32
CPC classification number: G09G3/32 , G09G2300/0426 , G09G2310/061 , G09G2310/08 , G09G2320/0233 , G09G2320/064
Abstract: A display device includes a display panel including a pixel array including a plurality of pixels and a plurality of sub-pixel circuits, each pixel of the plurality of pixels including a plurality of inorganic light emitting elements and a sub-pixel circuit of the plurality of sub-pixel circuits being provided for an inorganic light emitting element of the plurality of inorganic light emitting elements, a driver configured to set the image data voltage to sub-pixel circuits included in each of the plurality of row lines in an order of the row lines, a sensing unit configured to sense a current flowing in a driving transistor included in the sub-pixel circuit based on a specific voltage applied to the sub-pixel circuit, and output sensing data corresponding to the sensed current, and a correction unit configured to correct the image data voltage applied to the sub-pixel circuit based on the sensing data.
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公开(公告)号:US11942026B2
公开(公告)日:2024-03-26
申请号:US17897768
申请日:2022-08-29
Inventor: Jinho Kim , Yong-Sang Kim , Donggun Oh , Jongsu Oh , Eun Ho Kim , Seungran Park , Sara Hong
IPC: G09G3/32
CPC classification number: G09G3/32 , G09G2310/0267 , G09G2310/061 , G09G2310/08 , G09G2320/0233 , G09G2320/0276 , G09G2330/021
Abstract: 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.
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公开(公告)号:US11644508B2
公开(公告)日:2023-05-09
申请号:US17080957
申请日:2020-10-27
Applicant: Samsung Electronics Co., Ltd.
Inventor: Tae Won Song , Jinho Kim , Young Hun Sung
IPC: G01R31/367 , G01R31/387 , G01R31/392 , H01M10/48
CPC classification number: G01R31/367 , G01R31/387 , G01R31/392 , H01M10/48 , H01M10/486
Abstract: Disclosed is a method and apparatus for measuring a battery state. The method includes determining an operational mode of a battery; measuring a battery state of the battery using an electrochemical model in response to the battery determined to be operating in a low rate mode, and measuring the battery state using a modified electrochemical model based on a characteristic of the battery, in response to the battery determined to be operating in a high rate mode.
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公开(公告)号:US20230128273A1
公开(公告)日:2023-04-27
申请号:US18086225
申请日:2022-12-21
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Donggun OH , Jinho Kim , Kisun Kang
IPC: H01L33/62 , H01L25/075 , H01L33/38
Abstract: 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..
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公开(公告)号:US11562684B2
公开(公告)日:2023-01-24
申请号:US17344346
申请日:2021-06-10
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Tetsuya Shigeta , Jinho Kim , Sangyoung Park , Hoseop Lee
IPC: G09G3/32
Abstract: A display panel includes a plurality of pixels arranged in a matrix, the plurality of pixels respectively including a plurality of sub pixels. The plurality of sub pixels respectively includes a light emitting element, and a PWM pixel circuit configured to control a light emitting duration of the light emitting element, based on a pulse width modulation (PWM) data voltage and a sweep voltage. A plurality of PWM pixel circuits included in the display panel are driven, for each of row lines of the plurality of pixels, in an order of a data setting period for setting the PWM data voltage and then a light emitting period in which the light emitting element emits light during a duration corresponding to the set PWM data voltage according to a change of the sweep voltage.
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公开(公告)号:US11553851B2
公开(公告)日:2023-01-17
申请号:US17042529
申请日:2019-04-08
Applicant: Samsung Electronics Co., Ltd.
Inventor: Jinho Kim , Seunghwan Shin , Junseok Oh , Inho Yun , Sunghwan Cho
IPC: A61B5/00 , A61B5/024 , A61B5/0295
Abstract: According to various embodiments, an electronic device may comprise: a housing comprising an inner space; a sensor structure positioned in the housing and exposed through a part of the housing, the sensor structure comprising a substantially transparent plate comprising a first surface facing away from the inner space and a second surface facing away from the first surface; a support structure positioned in the inner space so as to face the transparent plate; at least one light-emitting element mounted on the support structure while being spaced apart from the second surface and inserted between the second surface and the support structure; a spatial light modulator (SLM) disposed between the transparent plate and the LED while being spaced apart from the light-emitting element; a light-receiving element mounted on the support structure and positioned between the second surface and the support structure while being adjacent to a side surface of the light-emitting element; and a processing circuit comprising at least one electrical path electrically connected to the SLM, the processing circuit being operatively connected to the light-receiving element and configured to generate photoplethysmogram (PPG) data by using the light-emitting element. Other embodiments are possible.
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公开(公告)号:US11551605B2
公开(公告)日:2023-01-10
申请号:US17139414
申请日:2020-12-31
Inventor: Jinho Kim , Yong-Sang Kim , Donggun Oh , Jongsu Oh , Tetsuya Shigeta
Abstract: 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.
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公开(公告)号:US11495171B2
公开(公告)日:2022-11-08
申请号:US16903934
申请日:2020-06-17
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Jinho Kim , Tetsuya Shigeta , Taesoon Park , Sangmin Shin , Youngki Jung
IPC: G09G3/32 , H05B45/33 , H05B45/325
Abstract: A display module includes a display panel including an inorganic light emitting element and a pixel circuit configured to provide a driving current to the inorganic light emitting element; and a driver configured to drive the pixel circuit. The pixel circuit includes a pulse amplitude modulation (PAM) circuit configured to control an amplitude of the driving current based on an applied PAM data voltage, and a pulse width modulation (PWM) circuit configured to control a pulse width of the driving current based on an applied PWM data voltage. The driver includes a power supply circuit configured to provide, to the PAM circuit, a first power supply voltage for driving the PAM circuit, and provide, to the PWM circuit, a second power supply voltage for driving the PWM circuit.
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公开(公告)号:US11412577B2
公开(公告)日:2022-08-09
申请号:US16829171
申请日:2020-03-25
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Jinho Kim , Geunyoung Yu , Sukun Yoon , Minju Lee , Cheulhee Hahm
IPC: H04W88/06 , H04W76/11 , H04L61/2514 , H04L101/622 , H04L101/636 , H04W8/00 , H04W8/26 , H04W48/16 , H04W84/12
Abstract: An electronic apparatus includes: a first communication circuit configured to perform wireless communication in a first mode; a second communication circuit configured to perform wireless communication with an access point in a second mode; and a processor configured to control the electronic apparatus to: obtain first identification information for a first mode-based wireless communication of an external apparatus through the first communication circuit, obtain address information for a second mode-based wireless communication of the external apparatus through the first communication circuit, obtain second identification information for the second mode-based wireless communication of the external apparatus through the second communication circuit using the obtained address, identify whether communication connection with the external apparatus is established through the first communication circuit or the second communication circuit based on the obtained first identification information, address information and second identification information, and perform an operation based on whether the communication connection with the external apparatus is established.
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公开(公告)号:US20220181372A1
公开(公告)日:2022-06-09
申请号:US17507374
申请日:2021-10-21
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor: Taesung LEE , Dongmin Keum , Bumsuk Kim , Jinho Kim , Junsung Park , Kwanghee Lee , Dongkyu Lee , Yunki Lee
IPC: H01L27/146 , H04N5/232
Abstract: An image sensor includes a normal pixel, a first auto-focus (AF) pixel, and a second AF pixel, each of the normal pixel, the first AF pixel and the second AF pixel including a photodiode. The image sensor further includes a normal microlens disposed on the normal pixel, and a first AF microlens disposed on the first AF pixel and the second AF pixel. The photodiode of the normal pixel, the photodiode of the first AF pixel, and the photodiode of the second AF pixel are respectively disposed in photo-detecting areas of a semiconductor substrate. A height of the first AF microlens in a vertical direction from a top surface of the semiconductor substrate is greater than a height of the normal microlens in the vertical direction from the top surface of the semiconductor substrate.
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