Samsung Display Co., Ltd.

Hae-Goo Jung

Do-Hyung Ryu

Jae-Hoon Lee

Jae-Woo Song

Baek-Woon Lee

Woo-Chul Kim

Seung-Ho Park

Jung-taek Kim

Tae-Seok Jang

Jin-Woo Kim

Kuen-Dong Ha

Byeong-Doo Kang

Byung-Hyuk Shin

Jang-Seok Ma

Mi-Young Joo

Jong-Man Bae

Jae-Hyuk Lee

Seung-Yo Yang

A method of digital-driving an organic light emitting display device includes analyzing a light emission pattern of the input image data and converting a third grayscale of the input image data into a first converted grayscale and a second converted grayscale based on an analysis result of the light emission pattern of the input image data.

Frame structure of image data and method of digital-driving an organic light emitting display device using the same

There is provided an organic light emitting display that includes a plurality of pixels are arranged in a plurality of rows and columns Each of the pixels includes a plurality of sub pixels. At least one sub pixel of the plurality of sub pixels of at least one pixel is divided into a plurality of divisional sub pixels. Since the divisional sub pixels alternately emit light, it is possible to reduce deterioration speed of the sub pixels, thereby preventing an afterimage from being generated by deterioration of the sub pixels.

Organic light emitting display

A display device includes a display panel including a plurality of pixels, a control unit configured to scale image data provided from the outside based on an image load factor and to output the scaled image data, and a data driver configured to supply data signals corresponding to the scaled image data to a plurality of data lines connected to the pixels, wherein the control unit includes a load factor calculating unit configured to calculate a load factor of the image data; and a data scaler configured to scale a gray level of the image data based on a scaling ratio corresponding to a load factor.

Display device including data scaler and method for driving the same

A display panel includes input power supply line coupled to a power supply at one or more edge portions of the display panel, and an output power supply line coupled to the input power supply line at a predetermined portion of the display panel. The input power supply line receives the power supply voltage, and the output power supply line receives the power supply voltage from the input power supply line. The power supply is coupled to the output power supply line at the one or more edge portions of the display panel, and receives the power supply voltage from the output power supply line to adjust a voltage level of the power supply voltage based on the power supply voltage from the output power supply line. The predetermined portion is at a location different from an edge of the display panel.

Display device compensating variation of power supply voltage

A flat panel display device includes: a first display unit, a second display unit, and a third display unit. The first display unit comprises a (1-1)-th surface facing a (1-2)-th surface, and is configured to display an image on the (1-1)-th surface and enable external light to transmit from the (1-2)-th surface to the (1-1)-th surface. The second display unit comprises a (2-1)-th surface facing a (2-2)-th surface, and is configured to display an image on the (2-1)-th surface and enable external light to transmit from the (2-2)-th surface to the (2-1)-th surface. The third display unit comprises a (3-1)-th surface facing a (3-2)-th surface, and is configured to display an image on the (3-1)-th surface. The third display unit is disposed between the first display unit and the second display unit.

Flat panel display device and method to control the same

A display panel module, organic light-emitting diode (OLED) display and method of driving the same are disclosed. In one aspect, the module includes a display panel divided into a first portion and a second portion and a plurality of scan and data lines divided into groups arranged in the first and second potions. The module further includes a first scan driver configured to sequentially apply scan signals to each of the first and second scan line groups. The first scan driver is further configured to substantially simultaneously apply the scan signals to corresponding scan lines of the first and second scan line groups. The module also includes a first data driver configured to output first data voltages to the first data line group and a second data driver configured to output second data voltages to the second data line group with the same timing as the first data driver.

Display panel module, organic light-emitting diode (OLED) display and method of driving the same

A method of displaying a stereoscopic image and a display device are disclosed. In one aspect, the method includes sequentially writing black data to a portion of the pixel rows during a portion of a first frame period and sequentially writing left eye image data to the pixel rows during the remaining portion of the first frame period and during a second frame period. The method also includes driving the pixel rows to simultaneously emit light during a first emission period, sequentially writing the black data to the portion of the pixel rows during a portion of a third frame period, and sequentially writing right eye image data to the pixel rows during the remaining portion of the third frame period and during a fourth frame period. The method further includes driving the pixel rows to simultaneously emit light during a second emission period corresponding to the fourth frame period.

Method of displaying a stereoscopic image and display device

An image display device includes a plurality of pixels, a pixel detection unit configured to detect first pixels having same R, G, and B gray scale values for a predetermined time among the plurality of pixels, a gray scale value calculation unit configured to calculate average gray scale values of the first pixels and average gray scale values of corresponding R, G and B of second pixels in a predetermined area around the first pixels, a data correction unit configured to correct the R, G and B gray scale values of the first pixels, using the calculated average gray scale values of the first and second pixels, and a data driver configured to correct the image data with the corrected R, G and B gray scale values of the first pixels, and to supply the corrected image data to each pixel of the plurality of pixels.

Image display device and driving method thereof

A method of displaying a stereoscopic image and a display device are disclosed. In one aspect, the method includes first providing a first portion of left eye image data to a plurality of pixel rows during a first non-emission period of a first frame period, wherein the first frame period includes a first emission period having a first emission transition period and a first compensation period. The method also includes second providing a second portion of the left eye image data to the pixel rows during the first emission transition period while sequentially providing the left eye image data to the pixel rows during the first emission period. The method further includes third providing the second portion of the left eye image data to the pixel rows during the first compensation period and driving the pixel rows to concurrently emit light during the first emission period.

A display device includes a display panel and a flexible printed circuit (FPC) connected to the display panel. The FPC includes a first region and a second region, the second region having greater flexibility than the first region.

Display device

A manufacturing method of an organic light emitting diode (OLED) display includes: supplying a circuit film on the pad area of the display panel and bonding a first end portion of the circuit film to the pad area; vertically standing and inserting the display panel in a bonding device; holding a portion of the circuit film including a second end portion to be horizontal by using a rotating device including a vacuum absorbing portion; supplying a printed circuit board (PCB) into a space under the second end portion of the circuit film, and attaching the printed circuit board to the second end portion of the circuit film; and operating the rotating device to move the second end portion to a vertical position, and separating the circuit film from the vacuum absorbing portion.

Organic light emitting diode display, manufacturing method thereof, and rotating device for circuit film

A display device includes a first substrate including a display area and a non-display area, the display area including a pixel including a first electrode, a light emission layer, and a second electrode; a sealing member facing the first substrate; and a first conducting member in the display area, the first conducting member being coupled to the first electrode, where the sealing member includes: a first conductive layer coupled to the first conducting member; an insulating layer on the first conductive layer; and a second conductive layer on the insulating layer, the second conductive layer being coupled to the second electrode.

An organic light emitting diode (OLED) display comprises: a thin film transistor substrate including an organic light emitting element; and a sealing substrate attached to the thin film transistor substrate, thereby sealing the thin film transistor substrate. The sealing substrate has a folded portion enclosing a side surface and a bottom surface of an edge portion of the thin film transistor substrate.

Organic light emitting diode display and manufacturing method thereof

A manufacturing method of an organic light emitting diode (OLED) display includes: supplying a circuit film on the pad area of the display panel and bonding a first end portion of the circuit film to the pad area; vertically standing and inserting the display panel in a bonding device; holding a portion of the circuit film including a second end portion to be horizontal by using a rotating device including a vacuum absorbing portion; supplying a flexible printed circuit (FPC) into a space under the second end portion of the circuit film, and attaching the flexible printed circuit to the second end portion of the circuit film; and operating the rotating device to move the second end portion to a vertical position, and separating the circuit film from the vacuum absorbing portion.

Growing community of inventors

Yongin-si, South Korea

Hae-Goo Jung