Samsung Electronics Co., Ltd.

Crepas Technologies Co., Ltd.

Sungkyunkwan University

Dong Kyoon Han

Jong Kon Bae

Dong Hwy Kim

Yo Han Lee

Hong Kook Lee

Yun Pyo Hong

Tae Sung Kim

Han Yu Ool Kim

Kwang Tai Kim

Dong Hyun Yeom

Dong Hui Kim

Matheus Farias Miranda

Min Su Han

Hyun Jun Park

Ho Jin Kim

Seung Hoon Ko

Sang Woo Kim

Dong Hun Kim

Hyung Sup Byeon

Kyong Rok Kang

Joung Min Cho

Dae Hyun Yoo

Sang Hyo Kim

Yong Man Lee

Jung Chul An

Louis Hyunsuk Jung

Jung Hee Yun

According to an embodiment disclosed herein, an electronic device may include a housing, a display panel including a plurality of pixels housed in the housing, a flexible printed circuit board electrically connected to the display panel, a fingerprint sensor disposed under at least a portion of the display panel and on the flexible printed circuit board, a display driver integrated circuit (IC) and a processor electrically connected to the fingerprint sensor and the display driver IC.

Electronic device for recognizing fingerprint using display

A display driver integrated circuit (DDI) an electronic device including the same, and a display driving method by the same are provided. The display driver integrated circuit includes a receive interface that receives image data from a processor at a first frame rate, a memory that stores the image data received at the first frame rate, and a display timing controller that detects a variation of the image data stored in the memory, changes a frame rate for the image data, which is stored in the memory, based on the variation of the image data, and outputs the image data on the display at the changed frame rate.

Display driving method and electronic device including the display driver integrated circuit for supporting the same

An electronic device includes a display panel that outputs content through a plurality of pixels, a display driver integrated circuit configured to transmit a driving signal for driving the display panel, and a processor configured to transmit image data and/or a control signal to the display driver integrated circuit. In the case where the display driver integrated circuit receives first image data transmitted together with a command of a first command group from the processor, the display driver integrated circuit is configured to store the first image data in a first memory area. In the case where the display driver integrated circuit receives second image data transmitted together with a command of a second command group from the processor, the display driver integrated circuit is configured to store the second image data in a second memory area different from the first memory area.

Method for processing image and electronic device supporting the same

A method of operating an electronic device is provided. The method includes receiving, by a display driving circuit of the electronic device, main image data over a first channel from a first processor or a second processor of the electronic device, outputting, by the display driving circuit, a main image on a display panel of the electronic device based on the main image data, generating, by the display driving circuit, an additional image different from the main image, and merging, by the display driving circuit, the main image with the additional image and outputting, by the display driving circuit, the merged image on the display panel.

Method for operating electronic device and electronic device for supporting the same

An electronic device is provided. The electronic device includes a display, a processor, and a display driver integrated circuit (IC) configured to drive the display.

Security-enhanced image display method and electronic device performing same

An electronic device includes a display, a display driver integrated circuit (DDI) electrically coupled with the display, a memory that stores an image, and a processor. The processor is configured to analyze at least one feature of the image and to determine at least one of a movement range, a movement interval, and a movement period of the image based on the at least one feature. The DDI is configured to display the image in the display when at least part of the processor is deactivated, and to change a display location of the image within the movement range depending on the movement interval and the movement period.

Electronic device and method for displaying image on a display to prevent burn-in of the display

An electronic device includes a display panel, a first power regulator to supply first power to an anode of light emitting diode and second power to a cathode of the light emitting diode, and a DDI including a second power regulator to supply third power to the anode of the light emitting diode and fourth power to the cathode of the light emitting diode, and connected with the first power regulator, and a processor. The processor outputs first content based on the first power and the second power, in a first operating mode, outputs second content based on the third power and the fourth power, in a second operating mode, and controls the third power to be higher than the first power, and the fourth power to be higher than the second power, when an operating mode is switched.

Method and electronic device for switching operating mode of display

An electronic device is provided. The electronic device may include a display driver module configured to, in response to receiving display data, divide the display data into a plurality of segments corresponding to a plurality of display regions, compare the display data in the plurality of segments to determine whether the display data in at least one segment is substantially same as the display data in another segment, and based on the comparison outcome, selectively amplify a first display signal generated from the display data in the at least one segment or a second display signal generated from the display data in the another segment.

Operating module for display and operating method, and electronic device supporting the same

Disclosed is an electronic device. According to an embodiment, the electronic device includes a housing that covers at least a portion of a back surface of the electronic device, a plurality of slits being formed in parallel from one end to an opposite end and the at least a portion of the housing being formed of a conductive material, a feeder that is electrically connected with at least one point of the housing, and a ground part that is electrically connected with at least one point of the housing. A part of the plurality of slits includes a section greater in width than another part of the plurality of slits. Moreover, various embodiment found through the disclosure are possible.

Display device for selectively outputting black data voltage in partial area and electronic device comprising display

An electronic device is provided. The electronic device may include a display, a processor operatively connected to the display and configured to generate display data to be output on the display, a display driver integrated circuit configured to output, on the display, the display data received from the processor, wherein the display driver integrated circuit is configured to apply a color transformation value of the same or different magnitude to display data based on a distance from a specified point of the display to a location where the display data are to be displayed.

Method for driving display including curved display area, display driving circuit supporting the same, and electronic device including the same

An electronic device includes a display, a processor generating image data, a graphic random access memory (GRAM) storing the image data, and a display driver integrated circuit for driving the display. The display driver integrated circuit is configured to select a part of the image data and to output the selected part to a specified area of the display.

Display driving circuit and method of partial image data

An electronic device is provided that includes a display panel including a plurality of source line groups including a plurality of source lines and a plurality of panel switches for each of the plurality of source lines; and a display driver integrated circuit (DDI) configured to drive the display panel, wherein the DDI includes the plurality of source amplifiers, decoders respectively connected to the plurality of source amplifiers, and at least one switch between source amplifier channels, wherein an operation of the at least one switch causes the number of the source line groups corresponding to a source amplifier to be changed.

Display driving method according to display configuration and electronic device for supporting the same

An electronic device is provided. The electronic device may include a display, a processor operatively connected with the display and configured to generate external reference time information, a display driver integrated circuit configured to periodically or randomly receive the external reference time information from the processor, wherein the display driver integrated circuit is configured to generate internal time information based on an internal clock, to output a clock image corresponding to the internal time information on the display, and if a time error between the external reference time information and the internal time information occurs during the outputting of the clock image, to output the internal time information, the time error of which is corrected, on the display.

Growing community of inventors

Seongnam-si, South Korea

Dong Kyoon Han