Samsung Electronics Co., Ltd.

Sungkyunkwan University

Jeongho Cho

Donghan Lee

Jongah Kim

Heewoong Yoon

Kihyuk Lee

Gwangho Choi

Kyusung Kim

Jeongmin Park

Sangjin Kim

Taewoong Lee

Jiwoong Oh

Dohyoung Chung

Kyonggon Choi

Donghwan Bae

Cheoljun Lee

Euntaek Jang

Eunsook Seo

Jungwon Suh

Chanhyoung Park

Hyeonjin Shin

Sangwoo Kim

Chihyun Cho

Taejin Park

Jungbae Bae

Jongjin Kim

Oheon Kwon

Seongsu Kim

Hyeoncheol Jo

Han Joong Kim

Heejun Choi

Dongheon Shin

Dongsun Lee

Seungyun Lee

Yoomi Tak

Sangmin Hwang

Hyungseok Kang

Siuk Cheon

An electronic device is provided. The electronic device includes a window, a display, an image sensor, a first processor connected through a first electric path to the image sensor, and a second processor connected through a second electric path different from the first electric path to the image sensor.

Electronic device for obtaining illuminance data using image sensor

An electronic device may include a housing, a display panel including a plurality of color pixels and a black matrix provided between the plurality of color pixels, and a photosensor provided between the housing and the display panel, wherein the display panel has a first region corresponding to the photosensor and a second region surrounding the first region, the black matrix has a first plurality of holes having a first density in the first region, and a second plurality of holes a second density in the second region, and the second density is higher than the first density.

Display panel for under display camera and electronic device including the same

An electronic device is provided. The electronic device includes a display, a first module for an operation of a camera and an operation of an optical sensor disposed under the display, and at least one processor. The first module may include an image sensor, an infrared filter, and the optical sensor disposed close to the image sensor and inside an area of the infrared filter. The at least one processor may be configured to separate a time to output one frame into a first time period for the operation of the camera and a second time period for the operation of the optical sensor, perform the operation of the camera in the first time period using the first module, and perform the operation of the optical sensor in the second time period using the first module.

Electronic device including camera and method for operating the same

A portable electronic device includes a foldable housing; a display; an illuminance sensor; a state detection sensor; a memory; and a processor. Based on data received from the state detection sensor, the portable electronic device is recognized to be in the folded state. Responsive to the portable electronic device being in a calibration trigger state which includes the folded state, a first image is displayed in a sensor area of a first display area located on the illuminance sensor, and a second image is displayed in an area of the second display area facing the sensor area. An illuminance value is calculated based on data received from the illuminance sensor while the first image and the second image are displayed, and then compared to a reference value stored in the memory to calculate a calibration value for calibrating measured illuminance values of the illuminance sensor.

Electronic device for calibrating illuminance sensor

An electronic device includes: a first housing; a second housing movably coupled to the first housing; a third housing movably coupled to the second housing; a flexible display on at least a portion of the first housing, the second housing, and the third housing; at least one sensor; one or more electromagnets; at least one processor operatively coupled to the at least one sensor; and a memory operatively coupled to the at least one processor, wherein the memory stores instructions that, when executed by the at least one processor, cause the electronic device to: detect, through the at least one sensor, a state change in at least one of first arrangement of the first housing with respect to the second housing or second arrangement of the third housing with respect to the second housing, and, based on the state change, control magnetism of at least one electromagnet among the one or more electromagnets.

Electronic device and method for operating electronic device

An electronic device includes a housing including a front surface and a rear surface; a display provided in the housing and exposed through the front surface of the housing; an illuminance sensor provided below a sensor area in an active area of the display, the active area being an area of the display in which visual information is to be displayed; and a processor connected to the display and the illuminance sensor, wherein the processor is configured to: determine an illuminance value based on data received from the illuminance sensor; obtain color information of an image displayed in the active area; determine a first color value of the active area and a second color value of the sensor area based on the color information; adjust the illuminance value based on the first color value and the second color value; and configure a luminance of the display based on the adjusted illuminance value.

Electronic device for configuring luminance of display by using illuminace sensor

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

According to an embodiment, an electronic device may include an illuminance sensor including a first modulator obtaining a first signal for first illuminance values during a first integration time and a second modulator obtaining a second signal for second illuminance values during a second integration time, and a processor. The processor may be configured to calculate the first illuminance values and the second illuminance values based on the first and second signals, determine that an ambient light source is a flickering light source based on the second illuminance values, if obtaining display parameter information associated with an image output through the display, compensate for the first illuminance values based on the display parameter information and adjust a brightness value of the display based on the compensated first illuminance values, and if failing to obtain the display parameter information, adjust the brightness value of the display based on the second illuminance values.

Electronic device and method for detecting flickering light source in electronic device

A foldable electronic device is provided. The foldable electronic device includes a foldable housing that can be fold/unfolded with respect to a folding shaft, a display that is visible through one surface of the foldable housing, a photosensor which is arranged inside the foldable housing and which includes a light-receiving unit for measuring the intensity of light emitted at the electronic device, and at least one processor operationally connected to the photosensor and the display, wherein the at least one processor is configured to acquire an illuminance value by using the photosensor, acquire data related to the incident angle of the light, emitted on the electronic device, by using the photosensor, correct the illuminance value based on the data related to the incident angle of the light, determine the brightness of a first part of the display based on the corrected illuminance value, and determine the brightness of a second part of the display based on the illuminance value and the angle formed by the foldable housing.

Method for measuring illuminance, and electronic device therefor

In embodiments, an electronic device may include a housing, a display panel, and an optical sensor module. The display panel is disposed in an inner space of the housing and is at least partially visible from an outside through the housing, the display including a display area, a first non-display area disposed adjacent to at least a peripheral portion of the display area, and a second non-display area disposed adjacent to at least a peripheral portion of the first non-display area. The optical sensor module is disposed in the inner space at least partially overlapping the display panel, and includes a flexible printed circuit board (FPCB), a light emitting structure disposed on the FPCB at least partially overlapping the first non-display area when the display panel is viewed from above, and a light receiving structure disposed on the FPCB at least partially overlapping the display area when the display panel is viewed from above. The display area has a first transmittance, and the first non-display area has a second transmittance greater than the first transmittance.

Electronic device comprising first and second non-display areas each having a transmittance based on an arrangement density of driving circuits and wiring structures including an optical sensor module

According to the present disclosure an electronic device is disclosed comprising: a housing including a front surface, a rear surface facing the direction opposite to the front surface, and a side surface encompassing the space between the front surface and the rear surface; a display included in the housing and visible to the outside of the electronic device through the front surface; an optical sensor positioned between the display and the rear surface overlapping at least one region of the display when viewed from above the front surface, and including a light-emitting part and a light-receiving part; and a first partition positioned between the light-emitting part and the light-receiving part based on the electronic device having a first shape, and a second partition present between the light-emitting part and the light-receiving part based on the electronic device having a second shape transformed from the first shape, wherein a straight line connecting the light-emitting part and the light-receiving part is perpendicular to the direction in which the electronic device changes from the first shape to the second shape.

Optical sensor and electronic device comprising same

A method and a device are provided. The device includes a light-measuring sensor, a display, a memory, and at least one processor operatively connected to the light-measuring sensor, the display, and the memory, wherein the at least one processor is configured to analyze the frequency of an external light source, obtain an operation period of the display, obtain a ratio of an off period of time of the display on the basis of the operation period, and calculate illuminance by using different algorithms on the basis of the relationship between the frequency of the external light source and the operation period and the ratio of the off period of time of the display.

Method and device for measuring illuminance

According to an embodiment, an electronic device may include: a display, an optical sensor disposed in a rear surface of the display and overlapping the display, the optical sensor including a light emitting unit including light emitting circuitry and a light receiving unit including light receiving circuitry, a processor operatively connected with the display and the optical sensor, and a memory operatively connected with the processor, wherein the memory may store instructions which, when executed, cause the processor to: obtain position information of a first area corresponding to the light emitting unit of the optical sensor in the display, and based on the light emitting unit of the optical sensor radiating light, output a visual object in the first area and/or an area adjacent to the first area on the display.

Electronic device and method for controlling display using optical sensor

An electronic device is provided and includes a display; a first member disposed on a rear surface of the display and including at least one opening; an optical sensor including a light emitting unit and a light receiving unit disposed to emit light to the outside of the display through at least a portion of the at least one opening, and a light receiving unit; and a second member disposed in at least a partial region of the at least one opening and formed to enclose the light emitting unit. At least a part region of the second member is disposed between the light emitting unit and the light receiving unit to separate the light emitting unit and the light receiving unit.

Electronic device including an optical sensor mounted on back surface of a display

Disclosed is an electronic device including a processor configured to set a wake-up luminance of a display, based on a wake-up illuminance, to set, upon detecting an illuminance change through the illuminance sensor, a first target luminance of the display by using a first threshold illuminance value at a time point of detecting the illuminance change, to identify whether a flag setting related to an update of a threshold illuminance value is changed, while changing a luminance of the display based on the first target luminance, to determine the first target luminance as a final luminance of the display when there is no change in the flag setting, to update the first threshold illuminance value to a second threshold illuminance value when there is a change in the flag setting, and to change a target luminance of the display from the first target luminance to a second target luminance by using the second threshold illuminance value.

Growing community of inventors

Suwon-si, South Korea

Jeongho Cho