Samsung Electronics Co., Ltd.

Jongkon Bae

Dongkyoon Han

Jaeho Lee

Soyoung Lee

Yohan Lee

Yunpyo Hong

Donghwy Kim

Jaesung Lee

Hongkook Lee

Hyunjun Park

Hanyuool Kim

Donghui Kim

Byungduk Yang

Donghyun Yeom

Jinhyun Kim

Taewoong Lee

Seungkyu Choi

Kyounghwan Kwon

Jungchul An

Kwangtai Kim

Hyunchang Shin

Jungbae Bae

Hojin Kim

Taesung Kim

Minwoo Yoo

Kyungtae Kim

Taekyoung Kim

Sungho Lee

Jongwu Baek

Hyungsup Byeon

Jiyong Kim

Songhee Jung

Hyesoon Jeong

Sungyoung Shin

Hanchul Jung

Seonghoon Kim

Taehyeong Kim

Seunghoon Ko

Dongseop Lee

Minsuk Uhm

Harksang Kim

Duhyun Kim

Youngin Choi

Euntaek Jang

Younghee Ha

Sungwon Ryu

Eunsook Seo

Minseung Kim

Wooyoung Oh

Sangseol Lee

Hyunsuk Jung

Youngil Yoon

Jihoon Jeon

Kyuyoung Chung

Taemoon Roh

An electronic device is provided. The electronic device includes a display, an optical sensor disposed below the display, and at least one processor, wherein the display includes a first region having a first pixel density and a second region having a second pixel density less than the first pixel density and corresponding to the disposed region of the optical sensor, the at least one processor determines a second brightness level for the second region on the basis of at least one among a first brightness level of the first region, the first pixel density, and the second pixel density when the first brightness level exceeds a predetermined threshold, identifies a third region, defined to include the second region, of the display along an edge of the first region, and sets the brightness of the second and third regions to the second brightness level.

Display control method and electronic device supporting same

An electronic device is provided. The electronic device includes a processor. The electronic device includes a display including a display driver circuit and a display panel. The electronic device includes a first path connecting the display driver circuit to the processor. The electronic device includes a second path connecting the display driver circuit to the processor and separate from the first path. The processor is configured to transmit, based on a first cycle, via the second path to the display driver circuit, a pulse signal to synchronize, with a first time period in the processor used to display an image transmitted via the first path to the display driver circuit on the display panel, the first time period in the display driver circuit used to display the image on the display panel. The processor is configured to change, based on a second cycle different from the first cycle, a waveform of the pulse signal transmitted from the first cycle from a first waveform to a second waveform to synchronize, with a second time period in the processor used for the display of the image, the second time period in the display driver circuit used for the display of the image.

Electronic device controlling pulse signal from processor to display

An operation method and an electronic device supporting the same are provided. The operation method includes receiving, by a display driver integrated circuit (IC), display data from a processor and supplying, by the display driver IC, a second gamma signal set to display a luminance of a second magnitude greater than a first magnitude to a second display area having a second pixel arrangement density lower than a first pixel arrangement density, while supplying a first gamma signal set to display a luminance of the first magnitude to a first display area disposed at the first pixel arrangement density in a display panel.

Operation method for gamma voltage according to display area and electronic device supporting same

An electronic device is provided. The electronic device includes a processor. The electronic device includes a display including a display panel and a display driver circuit that includes memory. The display driver circuit is configured to identify an event for a display on the display panel. The display driver circuit is configured to, in response to the event of a first type that executes the display through the memory, change, at a timing before a reference time from a start timing of a scan for the display, a state of a signal provided from the display driver circuit to the processor from a first state indicating to enable an image transmission to the display driver circuit to a second state indicating to disable the image transmission. The display driver circuit is configured to, in response to the event of a second type that executes the display by bypassing the memory, change, at the start timing, the state of the signal provided from the display driver circuit to the processor from the first state to the second state.

Electronic device and method controlling signal provided to processor

An example electronic device includes a display panel; a display driver circuit operably coupled to the display panel and including a memory; and a processor operably coupled to the display driver circuit. The processor may be configured to identify a refresh rate; provide, to the display driver circuit, a first signal that indicates storing in the memory one or more images to be provided from the processor for a display on the display panel according to the refresh rate, or provide, to the display driver circuit, a second signal that indicates bypassing to store the one or more images in the memory.

Electronic device including display driver circuit adaptively storing image

According to various embodiments of the disclosure, an electronic device may include: a camera sensor, a display panel including a first area corresponding to an area in which the camera sensor is disposed, and a second area different from the first area, and a display driver IC (DDI) configured to drive the display panel, wherein the DDI is configured to: obtain at least one of a luminance value or a gradation value of a first image output to the first area, determine whether to control the first image output to the first area, based on at least one of the luminance value or the gradation value of the first image, and control the first image output to the first area in response to the determination, wherein the first image is controlled such that, based on at least one of the luminance value of the first image or the gradation value of the first image, a plurality of pixels disposed in the first area are powered off, or a third image different from the first image is output to the first area.

Electronic device including an in-display optical sensor

An electronic device is provided. The electronic device includes a housing, a display rollable into the housing, and a display driver circuitry operably coupled to the display. The display driver circuitry is configured to display, while the electronic device is in a first state in which a first display area of the display is exposed and a second display area of the display adjacent to the first display area is rolled into the housing, a first image in the exposed first display area, obtain, a second image based on applying a first weight to a pixel value of a first pixel of a first horizontal line and applying a second weight less than the first weight to a pixel value of a second pixel of the first horizontal line, and display, while displaying the first image, the second image in the second display area rolled into the housing.

Electronic device, method, and computer-readable storage medium for reducing afterimage in display area

Disclosed is a display driver circuit including a resolution analyzer that detects a size of a portion of screen input data received from a processor, and acquires a setting related to scaling of the screen input data based on the detected size, and an image processor that generates screen output data corresponding to a resolution of the display panel based on the acquired setting, and supplies the generated screen output data to a display panel. Various embodiments identified herein may be realized.

Method for controlling scaling of display, and circuit and electronic device supporting the same

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.

Electronic device for controlling display position or area of image on basis of change of content of image

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.

Electronic device and method for extending time interval during which upscaling is performed on basis of horizontal synchronization signal

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.

Electronic device for controlling voltage slew rate of source driver on basis of luminance

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.

Electronic device and method for controlling storage of content displayed on display panel

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.

Method for calculating degree of degradation on basis of properties of image displayed on display and electronic device for implementing same

An electronic device according to various embodiments may comprise: a display panel having an active area of a first designated size; and a processor. The processor may be configured to: run a designated application comprising a first application display layer set to display fixed content, and a second application display layer set to display changing content; and, while the designated application is running, and on the basis of at least the fixed content, display the first application display layer in a second designated size smaller than the first designated size, and at least temporarily move, within the active area, the first application display layer displayed in the second designated size.

Method for displaying content of application via display, and electronic device

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.

Electronic device and method for moving content display position on basis of coordinate information stored in display driver circuit

Growing community of inventors

Suwon-si, South Korea

Jongkon Bae