Samsung Electronics Co., Ltd.

Taewoong Lee

Kwangtai Kim

Jaesung Lee

Donghyun Yeom

Kyungtae Kim

Jongkon Bae

Dongkyoon Han

Donghan Lee

Jongah Kim

Heewoong Yoon

Jeongho Cho

Hanyuool Kim

Kyusung Kim

Seungkyu Choi

Euntaek Jang

Eunsook Seo

Chanhyoung Park

Hyunchang Shin

Hyungsup Byeon

Byungduk Yang

Donghwy Kim

Sungyoung Shin

Minsuk Uhm

Jungbae Bae

Joongyu Lee

Matheus Farias Miranda

An electronic device is provided. The electronic device includes a display, at least one optical sensor, a display driver, at least one processor, and a memory. The display includes a plurality of pixels, and a plurality of color filters disposed on top of the plurality of pixels. The at least one optical sensor may generate an ultraviolet light exposure value in accordance with the exposure of the plurality of color filters to ultraviolet light. The display driver may control the driving of the display. The at least one processor may control the driving of the display driver. The memory may be operatively connected to the at least one processor. The memory may store instructions which, when executed, allow the at least one processor to calculate a radiation amount based on the value of exposure to ultraviolet rays and exposure time, and compensate color deviation of the plurality of pixels in accordance with deterioration of the plurality of color filters based on the radiation amount.

Electronic device and operation method thereof

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 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 and method are disclosed. The electronic device includes a housing, a flexible display having a variable display area including: a visible first region, and a second region that is stowable/extendable, a display driver integrated circuit (DDI), and a processor. The processor implements the method, including: when the housing is disposed in a first state in which the second region is stowed, control the flexible display to display a user interface (UI) screen through the first region based on a first driving frequency and a first light emission frequency, control the flexible display to display a compensation image through the second region based on a second driving frequency and a second light emission frequency, wherein the second driving frequency is equal to or less than the first driving frequency, and the second light emission frequency is less than the first light emission frequency.

Electronic device and method for predicting and compensating for residual image of display

An electronic device is provided. The electronic device includes a housing including a front surface and a rear surface facing, a display exposed through a portion of the front surface, an illuminance sensor disposed between the display and the rear surface to overlap an area of the display when viewed from above the front surface, a processor positioned inside the housing and operatively connected with the display, and a memory positioned inside the housing and operatively connected with the processor, wherein the memory stores instructions configured to, when executed, enable the processor to receive first illuminance data measured using the illuminance sensor, identify display parameter information associated with the first illuminance data, obtain second illuminance data based on at least a part of the display parameter information and the first illuminance data, and adjust a brightness of the display based on at least a part of the second illuminance data.

Electronic device and illuminance sensing method based on display information on electronic device

Electronic device and method for predicting residual image of display and compensating for residual image of the display

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

Various embodiments of the present invention relate to an electronic device for adjusting voltage and an operation method therefor. The electronic device may comprise: a display; and a processor, wherein the processor is configured to: identify first information which relates to the brightness of at least one first content included in a first image layer and is to be displayed using the display, and second information which relates to the brightness of at least one second content included in a second image layer and is to be displayed using the display; adjust the brightness of the second content at least on the basis of a difference between the first information and the second information; and in a state where the second image layer is superimposed on the first image layer including the first content, display the at least one first content, and the second content the brightness of which has been adjusted, using the display. Other embodiments are also possible.

Electronic device for controlling display of content on basis of brightness information and operation method therefor

Disclosed is an electronic device including a display, a display driving circuit which drives the display, and at least one processor operationally connected to the display or the display driving circuit, wherein the at least one processor gives an afterimage risk ranking to each of a plurality of applications, and, when an application given an afterimage risk ranking higher than a designated range among the plurality of applications is executed, generates afterimage data by accumulating images sampled from the execution screens of the application given the afterimage risk ranking higher than the designated range, and delivers the afterimage data to the display driving circuit. Various other embodiments that can be understood through the present specification are also possible.

Method for compensating for degradation on basis of execution screen of application and electronic device implementing same

Growing community of inventors

Suwon-si, South Korea

Taewoong Lee