Samsung Display Co., Ltd.

Samsung Electronics Co., Ltd.

Sungjae Park

Namjae Lim

Jinho Lee

Seunghwan Park

Youngwoon Choi

Jinpil Kim

Jai-hyun Koh

Jung-Won Kim

Seungho Park

Yu-Kwan Kim

Iksoo Lee

Ik Soo Lee

Youngjoo Park

Jin Young Yoon

Kyungsu Lee

Jaesung Bae

Seokyun Son

Hyuk Jun Oh

Se Ah Kwon

Chang-Soo Lee

Mugyeom Kim

Jaehoon Lee

Bonghyun You

Nam-Gon Choi

Dong-Won Park

Kuk-Hwan Ahn

Seokha Hong

Jong Wook Kim

Duk-Sung Kim

Jai-Hyun Koh

Kyoungho Lim

Vijendra R Apsingekar

Sung-Mo Yang

Gigeun Kim

Daeho Song

Taeyeon Ki

Seungbeom Ryu

Kitae Yoon

Myungjong Kim

Junkwon Choi

Kyung-sik Joo

Hyungeun Kim

Myeungyong Choi

SeungBeom Ryu

Jongcheol Seol

Donghee Yoo

A method includes obtaining at least a portion of an audio stream containing speech activity. At least the portion of the audio stream includes multiple segments. The method also includes, for each of the segments, generating an embedding vector that represents the segment. The method further includes, within each of multiple local windows, clustering the embedding vectors into one or more clusters to perform speaker identification. Different clusters correspond to different speakers. The method also includes presenting at least one first sequence of speaker identities based on the speaker identification for the local windows. The method further includes, within each of multiple global windows, clustering the embedding vectors into one or more clusters to perform speaker identification. Each global window includes two or more of the local windows. The method further includes presenting at least one second sequence of speaker identities based on the speaker identification for the global windows.

Online speaker diarization using local and global clustering

A display apparatus includes a display panel, a driving controller and a data driver. The driving controller divides input image data into a plurality of partial image data corresponding to a plurality of display areas of the display panel, calculates local loads corresponding to the plurality of partial image data, determines a scale factor based on the local loads, and applies the scale factor to the input image data to generate a data signal. The data driver converts the data signal to a data voltage and outputs the data voltage to the display panel. The scale factor for a center display area corresponding to a center of the display panel among the plurality of display areas is determined differently from the scale factor for an edge display area corresponding to an edge of the display panel among the plurality of display areas.

Display apparatus driving panel based on scale factor and method using the same

A display apparatus includes: a display panel; a driving controller, which receives input image data including a plurality of normal image frames and a plurality of black image frames, receives a flag indicating a type of each of frames included in the input image data, generates intermediate image data by adjusting a grayscale of the input image data based on the input image data and the flag, and generates a data signal based on the intermediate image data where the type includes a normal image frame and a black image frame; and a data driver, which generates a data voltage based on the data signal and outputs the data voltage to the display panel.

Display apparatus and method of driving the same

A display device includes a display panel including a plurality of pixels, a current sensor that senses a sensing current that flows through the pixels, and a data compensator. The data compensator calculates a target current from an image frame of input image data using a current deviation for each position of the image frame and a current contribution ratio for each color of the image frame, and that generates a scale factor by comparing the target current and the sensing current. The display device further includes a timing controller that generates output image data by scaling grayscale values of the input image data using the scale factor; and a data driver that provides a data signal corresponding to the output image data to the pixels.

Data compensator, display device, and method of driving display device

According to various embodiments, an electronic device may include: a microphone; an audio connector; a wireless communication circuit; a processor operatively connected to the microphone, the audio connector, and the wireless communication circuit; and a memory operatively connected to the processor, wherein the memory may store instructions that, when executed, cause the processor to: receive a first audio signal through the microphone, the audio connector, or the wireless communication circuit, extract audio feature information from the first audio signal, and recognize a speech section in a second audio signal, received after the first audio signal through the microphone, the audio connector, or the wireless communication circuit, using the audio feature information.

Electronic device supporting improved voice activity detection

A display device includes a display panel, a driving controller, and a voltage generator. The display panel includes a plurality of pixels. Each of the pixels receives a driving voltage through a first voltage line. The driving controller receives an input image signal including first to third color signals and outputs a voltage control signal for controlling a voltage level of the driving voltage based on the first to third color signals. The voltage generator provides the driving voltage to the first voltage line and determines the voltage level of the driving voltage based on the voltage control signal. The driving controller determines first to third gate-source voltages respectively corresponding to the first to third color signals and outputs the voltage control signal based on the first to third gate-source voltages.

Display device and method of driving thereof

A method of compensating for luminance of a display device includes determining position compensation values of each of panel blocks for measurement grayscale values based on a difference between luminance of a reference panel block and luminance of the each of the panel blocks for the measurement grayscale values, generating a first gamma curve for a first driving frequency and the position compensation values of the each of the panel blocks for the measurement grayscale values, generating a second gamma curve for a second driving frequency and the luminance of the panel blocks for the measurement grayscale values at the first driving frequency, and compensating for input image data based on the first gamma curve and the second gamma curve.

Method of compensating for luminance of display device

A display device including: a display panel including first through N-th pixel rows; and a panel driver configured to sequentially receive first through N-th line data for the first through the N-th pixel rows in each frame period, and to drive the display panel based on the first through the N-th line data, the panel driver including: a current control circuit configured to determine a current control value for a (K+1)-th pixel row based on the first through K-th line data for the first through K-th pixel rows received in a current frame period and (K+1)-th through the N-th line data for the (K+1)-th through the N-th pixel rows received in a previous frame period; and a data correction circuit configured to correct the (K+1)-th line data for the (K+1)-th pixel row based on the current control value in the current frame period.

Display device, and method of operating a display device

A display device includes a display panel and a display panel driver. The display panel includes pixels. The display panel driver determines an average image load of input image data, determines an operation mode based on a grayscale value of the input image data and the average image load as a first operation mode or a second operation mode, applies a first scale factor to the input image data in the first operation mode, applies a second scale factor different from the first scale factor to the input image data in the second operation mode, and drives the display panel.

Display device

A display device includes a display panel, a luminance compensator, and a data driver. The display panel includes a plurality of pixels. The luminance compensator is configured to calculate a scaling factor based on a target current, a black image current, and a sensing current. The target current is calculated based on an input current input to the display panel. The sensing current is measured from the display panel. The data driver is configured to generate a data voltage based on input image data to supply the data voltage to the pixels. The data voltage has a voltage level adjusted based on the scaling factor.

Display device having a luminance compensator based on sensing current from a display panel

A display device includes: a display panel including a plurality of pixels connected to a plurality of scan lines and a plurality of data lines, respectively; a scan driver, which provides a scan signal to the pixels through the scan lines; a data driver, which provides a data voltage to the pixels through the data lines; and a controller, which controls the scan driver and the data driver, and receives input image data at a variable input frame frequency. The controller determines whether a gray scale value of the input image data is included in any range of a first gray scale range and a second gray scale range different from the first gray scale range, and dithers the input image data when it is determined that the gray scale value of the input image data is included the first gray scale range.

Display device and method of operating the same

Data compensator that compensates a change in temperature, display device including the data compensator, and method of driving the display device

Disclosed is an electronic device and a method for controlling the electronic device. The method for controlling an electronic device includes: searching for an external device connectable to an electronic device; requesting information, from an external device identified by the searching, about an application installed in the external device; receiving, from the external device, information corresponding to the installed application; identifying at least one application, among a plurality of applications included in the information corresponding to the installed application, which is executable by the electronic device; displaying, on a display, at least one icon corresponding to the at least one identified application based on the information corresponding to the installed application; and based on one of the at least one icon being selected, requesting information required for execution of an application corresponding to the selected icon by communicating with the external device and executing the application installed in the external device.

Electronic device and method for controlling the electronic device

A display apparatus includes a mapper configured to map a primary color data including information on three primary colors to generate mapping primary data including red, green, and blue information and mapping white data including white information, a splitter configured to generate split primary data based on the mapping primary data and one gamma curve, and to generate split white data based on the mapping white data and another gamma curve different from the one gamma curve, and a compensator configured to compensate for the split primary data based on a target color coordinate and a primary color coordinate corresponding to a color coordinate of the split primary data to generate compensated primary data.

Display apparatus and driving method thereof

A display apparatus includes a timing controller configured to convert input image data into a hue, saturation, brightness (HSV) color space to generate a saturation histogram, generate a saturation gain curve and a dimming value based on the saturation histogram, control saturation of an input image based on the saturation gain curve to generate a data signal, and control luminance of the input image based on the dimming value to generate a light source control signal. A data driver is configured to generate data voltages based on the data signal. display panel is configured to display an output image based on the data voltages. A light source is configured to provide light to the display panel based on the light source control signal.

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Wonju-si, South Korea

Sungjae Park