公开(公告)号：US20220036853A1

公开(公告)日：2022-02-03

申请号：US17277539

申请日：2019-09-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jongkon BAE ,  Hojin KIM ,  Yohan LEE ,  Yunpyo HONG ,  Donghui KIM ,  Eunsook SEO ,  Dongkyoon HAN

IPC: G09G5/00 ,  G09G5/22 ,  G09G5/12

Abstract: An electronic device according to various embodiments may include a display panel, a Display Driving Integrated Circuit (DDIC) operatively coupled to the display panel, and a processor operatively coupled to the DDIC. The DDIC may be configured to receive, from the processor, a signal indicating that a first resolution is to be converted to a second resolution while displaying an image at the first resolution through the display panel, based on a horizontal synchronization signal including a first porch interval, change a length of the porch interval in response to the reception, and display the image at the second resolution through the display panel, based on the horizontal synchronization signal including the porch interval having the changed length.

公开(公告)号：US20210295782A1

公开(公告)日：2021-09-23

申请号：US17262548

申请日：2019-06-04

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jongkon BAE ,  Yunpyo HONG ,  Yohan LEE ,  Donghwy KIM ,  Dongkyoon HAN

IPC: G09G3/3283

Abstract: Disclosed is an electronic device including a display panel displaying an image, a source driver supplying a source voltage to the display panel, and a display driver integrated circuit (DDI) including a timing controller controlling the source driver. The timing controller may be configured to identify information associated with a luminance of the image and to set a source bias current for controlling a slew rate of the source voltage based on the luminance of the image. Besides, various embodiments as understood from the specification are also possible.

公开(公告)号：US20230306884A1

公开(公告)日：2023-09-28

申请号：US18328202

申请日：2023-06-02

Applicant: Samsung Electronics Co., Ltd.

Inventor： Seungkyu CHOI ,  Hanyuool KIM ,  Taehyeong KIM ,  Yunpyo HONG

IPC: G09G3/00 ,  G09G3/3208 ,  G06F1/16

CPC classification number: G09G3/006 ,  G09G3/3208 ,  G09G3/035 ,  G06F1/1652 ,  G09G2320/046

Abstract: An electronic device with a rollable display may include the operations of: obtaining global burn-in information and local burn-in information according to a designated sampling period; on the basis of the result of analyzing the global burn-in information, predicting whether burn-in will at least partially occur in the entire area of a display area; when burn-in is predicted to at least partially occur in a boundary area, generating a first compensation map including pieces of local compensation data calculated to correspond to m block areas of the boundary area, respectively; when burn-in is predicted to at least partially occur in an area remaining after excluding the boundary area from the entire area, generating a second compensation map including pieces of global compensation data calculated to correspond to n block areas of the entire area, respectively; and controlling the rollable display to display image data compensated on the basis of the first compensation map or the second compensation map.

公开(公告)号：US20190259323A1

公开(公告)日：2019-08-22

申请号：US16282947

申请日：2019-02-22

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jaeho LEE ,  Minseung KIM ,  Taekyoung KIM ,  Jongkon BAE ,  Youngil YOON ,  Yohan LEE ,  Jihoon JEON ,  Hyesoon JEONG ,  Yunpyo HONG ,  Jongwu BAEK

IPC: G09G3/20 ,  G09G3/3208

Abstract: An electronic device includes a touch screen display including an organic light emitting layer that is formed of a plurality of pixels, a wireless communication circuit, a processor operatively coupled with the display and the wireless communication circuit, and a memory operatively coupled with the processor. The memory stores instructions that, upon execution, enable the processor to provide a first mode of displaying a first graphical user interface (GUI) on the display by using a first number of colors in a state where all the pixels are turned on, a second mode of displaying a second GUI on the display by using a second number of colors in a state where some of the pixels are turned off, and a third mode of displaying a third GUI on the display by using the first number of colors in a state where some of the pixels are turned off, and select one of the first mode, the second mode or the third mode on the basis of at least one of a state of the electronic device, a content of the GUI or a use pattern of a user.

公开(公告)号：US20210082375A1

公开(公告)日：2021-03-18

申请号：US16956283

申请日：2018-12-17

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Yunpyo HONG ,  Jongkon BAE ,  Yohan LEE ,  Hanyuool KIM ,  Dongkyoon HAN

IPC: G09G5/38

Abstract: An electronic device according to various embodiments may comprise a display panel, a processor, and a display driver circuit including an internal memory and configured to drive the display panel, wherein the display driver circuit may be configured to: receive, from the processor, movement information of a designated content to be displayed on the display panel while the processor operates in a low power state; store the movement information in the internal memory; display the designated content at a first position on the display panel while the processor operates in the low power state; and move the designated content displayed at the first position to a second position on the display panel and display the same at the second position, at least on the basis of the movement information stored in the internal memory while the processor operates in the low power state.

公开(公告)号：US20210295771A1

公开(公告)日：2021-09-23

申请号：US17266013

申请日：2019-06-04

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Yohan LEE ,  Seungkyu CHOI ,  Yunpyo HONG ,  Hanyuool KIM ,  Jongkon BAE ,  Younghee HA ,  Dongkyoon HAN

IPC: G09G3/3208 ,  G09G5/38 ,  G04G19/12

Abstract: Disclosed is an electronic device comprising at least one sensor, a communication circuit, a display, and at least one processor operationally connected to the display, wherein the at least one processor is configured to: display, on the display, a watch screen including a fixed element displayed at a designated location on the display, a repetitive element displayed on the basis of at least a designated rule, and a changing element associated with information obtained through the at least one sensor or received through the communication circuit; generate first data on the basis of at least one of the designated rule or the shape of the repetitive element; generate second data based on at least one of the fixed element or the changing element, in response to the changing element changing from a first value to a second value; and generate first deterioration information on the basis of the first data, the second data, and the duration over which the changing element maintains the first value. Various other embodiments understood through the specification are also possible.

公开(公告)号：US20210241665A1

公开(公告)日：2021-08-05

申请号：US17049091

申请日：2019-05-21

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jongkon BAE ,  Hyunjun PARK ,  Donghwy KIM ,  Euntaek JANG ,  Dongkyoon HAN ,  Yunpyo HONG

IPC: G09G3/00 ,  G09G3/20

Abstract: An electronic device is provided. The electronic device includes a display panel on which a plurality of pixels are arranged, first group lines providing a source voltage to each of the plurality of pixels, a display driver integrated circuit that includes a plurality of source amplifiers electrically connected with the first group lines and providing the source voltage to each of lie plurality of pixels, at least one sensing line crossing the first group lines, and first group switches disposed on the at least one sensing line, and a sensing circuit electrically connected with one end of the at least one sensing line to check a crack in at least a partial region of the electronic device. The display driver integrated circuit receives a specified signal for the electronic device to enter a sense mode, applies a first voltage to the other end of the at least one sensing line that is distinguished from the one end of the at least one sensing line, in response to the received specified signal, turns on the first group switches such that the at least one sensing line is short-circuited from the other end of the at least one sensing line to the sensing circuit, obtains a second voltage sensed by the sensing circuit electrically connected with the one end of the at least one sensing line, and checks information regarding the crack in the at least partial region of the electronic device based on a difference between the first voltage and the second voltage. In addition to the above, various embodiments identified through the specification are possible.

公开(公告)号：US20210375239A1

公开(公告)日：2021-12-02

申请号：US17282270

申请日：2019-11-01

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jongkon BAE ,  Hanyuool KIM ,  Donghwy KIM ,  Hojin KIM ,  Hyunjun PARK ,  Yohan LEE ,  Hongkook LEE ,  Dongkyoon HAN ,  Yunpyo HONG

IPC: G09G5/38 ,  G09G3/00

Abstract: An electronic device is disclosed that includes a display, a display driver IC that drives the display, and at least one processor operationally connected with the display and the display driver IC. The display driver IC moves a display location of one or more pixel data corresponding to an image associated with at least one application from a specified point by a specified distance on an active area of the display. The at least one processor is configured to scale up a first portion of the image by a specified range based on the specified distance, scale down a second portion of the image by the specified range based on the specified distance, and display the image on the active area based on the scaled-up first portion or the scaled-down second portion. In addition, various embodiments recognized through the specification are possible.

公开(公告)号：US20210295765A1

公开(公告)日：2021-09-23

申请号：US17261262

申请日：2019-06-04

Applicant: Samsung Electronics Co., Ltd.

Inventor： Yohan LEE ,  Jongkon BAE ,  Yunpyo HONG ,  Dongkyoon HAN

IPC: G09G3/20 ,  G01K13/00

Abstract: Disclosed is an electronic device including a display panel, an oscillator generating a clock signal, a display driving integrated circuit (DDI) generating first time information, using the clock signal, a sensor, and at least one processor identifying a variable measured by using the sensor or second time information corresponding to a reference time. The at least one processor is configured to measure a variable, using the sensor, to correct an error time between the first time information and second time information corresponding to a reference time, based on the variable, and to deliver the corrected error time or the second time information to the DDI such that the DDI corrects the first time information based on the corrected error time to display a screen of the display panel. Besides, various embodiments as understood from the specification are also possible.

公开(公告)号：US20210082330A1

公开(公告)日：2021-03-18

申请号：US16971835

申请日：2019-02-22

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jongkon BAE ,  Yohan LEE ,  Yunpyo HONG ,  Dongkyoon HAN

IPC: G09G3/20

Abstract: An electronic device according to various embodiments may comprise: a display; a processor; a memory; and a display drive circuit for driving the display panel, wherein the display drive circuit is configured to: receive first frame data including at least a part of a second content from the processor while a first content is displayed using the display panel; keep from storing the received first frame data in the memory at least temporarily for a designated period of time; receive second frame data including at least a part of the second content from the processor after the designated period of time; store the received second frame data in the memory; and display the second content on the display panel according to the second frame data.