Samsung Display Co., Ltd.

Samsung Electronics Co., Ltd.

Samsung Mobile Display Co., Ltd.

Samsung Sdi Co., Inc.

Korea Advanced Institute of Science and Technology

Kookje Electric Korea Co., Ltd.

Yong-Sung Park

Deok-Young Choi

Bo-Yong Chung

In-Ho Choi

Hai-Jung In

Soon-Sung Ahn

Do-Youb Kim

Chul-Kyu Kang

Young-In Hwang

Se-Chung Oh

Joon-Myoung Lee

Tak-Young Lee

Ki-Ju Im

Seong-Il Park

Joo-Hyeon Jeong

Young-Man Jang

Se Chung Oh

Ja-Seung Ku

Ji-Hye Kong

Hyun Min Cho

Yong-Jae Kim

Tae-Jin Kim

Ki-Nyeng Kang

Brent Jang

Ju-hyun Kim

Ki-woong Kim

Dong-Gyu Kim

Tae-Hoon Kim

Sang-Moo Choi

Na-Young Kim

Jin-Won Kim

Kee-won Kim

Jeong-Heon Park

Bong-jin Kuh

Gun-Shik Kim

Woo-Jin Kim

Moo-Jin Kim

Wang-Jo Lee

Jung-Bae Kim

Jun-Sik Oh

Sun-Mi Kim

Hye-Hyang Park

Whan-Kyun Kim

Yongsuk Park

Dan-Keun Sung

Min-Hyuk Choi

Hee-Seok Kim

Ki-ju Im

Kyoung-Bo Kim

Chan-Hyun Youn

Sung-ho Kang

Ji-Young Cha

Dong-Ki Kang

Hee-Jae Kim

Young-Joo Han

Won-Kyu Kwak

Jae Hoon Kim

Jae-Hoon Lee

Keum-Nam Kim

Hae-Kwan Seo

Young-Jin Cho

Won-Kyu Lee

Dong-Yong Shin

Do-Hyung Ryu

Hae-Yeon Lee

Hye-Dong Kim

Choon-Yul Oh

Sang Hwan Park

Bon-Seog Gu

Dong-Wook Park

Dae-Hyun Noh

Kwang-Hae Kim

Sang-uk Kim

Ji-Hye Eom

Il-Hun Jeong

Yong-Woo Park

Yong-Suk Park

Yong-Kyu Joo

Sung-Ho Heo

Young-dae Kim

Dong-Beom Lee

Han-Hee Yoon

In-ho Choi

Cheol-Su Kim

Sung-Won Doh

Ji-Su Na

Yojiro Matsueda

Dong-Bum Lee

Hyeonwoo Seo

Min-Woo Byun

Geun-Ho Cho

Sun-A Yang

Hea-Min Jung

A variable resistance memory device including a substrate; horizontal structures spaced apart from each other in a first direction perpendicular to a top surface of the substrate; variable resistance patterns on the horizontal structures, respectively; and conductive lines on the variable resistance patterns, respectively, wherein each of the horizontal structures includes a first electrode pattern, a semiconductor pattern, and a second electrode pattern arranged along a second direction parallel to the top surface of the substrate, and each of the variable resistance patterns is between one of the second electrode patterns and a corresponding one of the conductive lines.

Variable resistance memory device

A substrate processing apparatus including a chamber accommodating a substrate; a substrate support in the chamber, the substrate support supporting the substrate; a gas injector to inject an oxidizing gas for oxidizing a metal layer to be disposed on the substrate; a cooler under the substrate to cool the substrate; a target mount disposed on the substrate, the target mount including a target for performing a sputtering process; and a blocker between the target and the gas injector, the blocker shielding the target from the oxidizing gas injected from the gas injector.

Substrate processing apparatus

The methods of manufacturing an MRAM device and MRAM devices are provided. The methods may include forming a first electrode on an upper surface of a substrate, forming a first magnetic layer on the first electrode, forming a tunnel barrier structure on the first magnetic layer, forming a second magnetic layer on the tunnel barrier structure, and forming a second electrode on the second magnetic layer. The tunnel barrier structure may include a first tunnel barrier layer and a second tunnel barrier layer that are sequentially stacked on the first magnetic layer and may have different resistivity distributions from each other along a horizontal direction that may be parallel to the upper surface of the substrate.

Magnetoresistive random access memory devices and methods of manufacturing the same

Substrate processing apparatus and method for manufacturing semiconductor device using the same

A scan driver includes scan signal outputting circuits, at least one of the scan signal outputting circuits includes a driving circuit and a buffer circuit. The driving circuit includes driving transistors. The driving circuit provides first and second driving signals to first and second driving nodes, respectively by turning on or off the driving transistors in response to clock signals and a scan input signal. The buffer circuit includes buffer transistors. The buffer circuit outputs a scan signal at an output node by turning on or off the buffer transistors in response to the first and second driving signals. The at least one of the scan signal outputting circuits performs a back-biasing voltage applying operation on at least one of the driving transistors and the buffer transistors when the driving transistors and the buffer transistors are turned on or off.

Scan driver and a display device including the same

A magnetic device includes a free layer; a pinned layer; a tunnel barrier disposed between the free layer and the pinned layer; a polarization enhancement layer disposed between the tunnel barrier and the pinned layer; and a blocking layer disposed between the polarization enhancement layer and the pinned layer, wherein the blocking layer includes a first diffusion trap layer and a second diffusion trap layer disposed on the first diffusion trap layer.

Magnetic device

A scan driver includes a plurality of stages for respectively outputting a plurality of scan signals, an N-th stage of the stages including a shift register for outputting an N-th carry signal based on a frame start signal or based on a carry signal from a previous stage, and an output control block for outputting the N-th carry signal as an N-th scan signal in a display mode, and for repeatedly outputting active periods of the N-th scan signal during an active period of the N-th carry signal in a sensing mode, wherein N is a positive integer.

Scan driver and organic light emitting display device having the same

An organic light emitting display device includes a pixel unit and a driving unit. The pixel unit includes at least one pixel and the driving unit is configured to drive the pixel unit. The at least one pixel includes a first switching transistor, a second switching transistor, a third switching transistor, a fourth switching transistor, a first capacitor, a second capacitor, an organic light emitting diode, a third capacitor, and a driving transistor.

Organic light emitting display device with increased luminance uniformity

An organic light emitting display can improve display quality by securing a charging time of a data signal. An organic light emitting display includes pixels, a data driver, a plurality of data drivers, and a control signal generator. The pixels are respectively positioned at areas defined by scan lines and data lines. The data driver sequentially supplies i (i is a natural number greater than or equal to 2) data signals to each of output lines during one horizontal period. The plurality of data dividers are respectively coupled to the output lines, and supply the i data signals to i data lines. The control signal generator sequentially supplies i control signals to the data dividers, corresponding to the i data signals. In the organic light emitting display, the data dividers supply a corresponding data signal to each data line during the one horizontal period.

Organic light emitting display utilizing data drivers for sequentially supplying data signals to output lines during one horizontal period

A magnetic memory device includes a substrate, a circuit device on the substrate, a lower electrode electrically connected to the circuit device, a magnetic tunnel junction structure (MTJ structure) on the lower electrode, and an upper electrode on the MTJ structure. The MTJ structure includes a pinned layer structure including at least one crystalline ferromagnetic layer and at least one amorphous ferromagnetic layer, a free layer, and a tunnel barrier layer between the pinned layer structure and the free layer.

Magnetic memory devices

An organic light emitting display device includes pixels. Each of the pixels includes an organic light emitting diode. The organic light emitting diode does not emit light during a first period where a voltage having a first level voltage is applied to the first voltage supply line, and the organic light emitting diode emits light during a second period where a second level voltage is applied to the first voltage supply line.

Organic light emitting display device and driving method thereof

An organic light emitting display includes: a display panel including pixels at crossing regions of data lines and scan lines; a scan driver configured to divide one frame into a plurality of sub-fields, to divide each of the subfields into p (p is a positive integer of 2 or more) periods, and to supply scan signals to the scan lines; and a data driver configured to supply data voltages to the data lines concurrently with supply of respective scan signals, wherein a gray scale voltage from among (P+1) gray scale voltages is supplied as at least one of the data voltages.

Organic light emitting display and method for driving the same

A pixel includes a driving circuit, a first organic light emitting diode, a second organic light emitting diode, and a self-repair circuit. The driving circuit supplies current based on a data signal supplied through a data line. The first organic light emitting diode is coupled to the driving circuit through a first current path. The second OLED is coupled to the driving circuit through a second current path. The self-repair circuit interrupts the first current path and supplies the current to the second current path when the first organic light emitting diode has a defect.

Pixel and organic light emitting display including the same

Growing community of inventors

Yongin, South Korea

Yong-Sung Park