Samsung Electronics Co., Ltd.

Lg Display Co., Ltd.

Samsung Sdi Co., Inc.

Rohm Co., Ltd.

Seoul National University

Dongjin Semichem Co., Ltd.

Jong-Won Kim

Jung-Dal Choi

Sang-Woo Lee

Yong-Seok Kim

Woon-Kyung Lee

Jong-Ho Park

Dong-Gun Kim

Hong-uk Woo

In-Soo Kim

Dong-Young Seo

Ho-yong Jung

Sang-Kwon Moon

Moo-Yeol Park

Sng-Hoon Park

Yong-jin Kim

Joon-Hee Lee

Jae Hyun Kim

Jae Woo Lee

Hyun-Suk Kim

Ki-chul Park

Ji-Ho Park

Jung-Youl Lee

Woo-Hyun Baek

Won-Jin Kim

Hyung-joo Lee

Yo-han Choi

Hun-seop Jeong

Hyun-Sup Yun

So-yoon Bae

Jung-Nam In

Dong-hoon Chung

Yo-An Shin

Sang-woo Lee

Young Bae Lim

In-Je Lee

Ming Jin

A display device includes a reference voltage line electrically connected with a first node and receiving a sensing voltage reflecting a characteristic value of at least one subpixel and an analog-to-digital converter including a second node, receiving the sensing voltage, and outputting a digital value corresponding to the sensing voltage, wherein a voltage level of a driving reference voltage applied to the first node and a voltage level of an analog-to-digital converting reference voltage applied to the second node are changed depending on a level of the sensing voltage, thereby compensating for changes in the characteristic values of subpixels even when abnormal subpixels for which appropriate compensation for changes in characteristic values of subpixels is limited.

Display device having analog-to-digital converter for compensating based on subpixel characteristic

A memory controller is disclosed. The memory controller is configured to control the execution of a suspend operation by a memory device. The memory controller includes: a processor configured to output an operation control signal when the memory device is performing a program/erase operation; and a suspend operation manager configured to output suspend mode change information based on the operation control signal and suspend information, wherein the processor is further configured to control the memory controller such that the memory controller outputs a suspend mode change command and a suspend command based on the suspend mode change information.

Memory controller and method-controlling suspend mode

A method of operating a storage device includes receiving a first logical address from a host, determining whether first metadata stored in a volatile memory of the storage device and associated with the first logical address is corrupted, processing the first metadata as an uncorrectable error when the first metadata is determined to be corrupted, providing an error message to the host indicating that an operation cannot be performed on data associated with the first logical address when the first metadata is processed as the uncorrectable error, after the providing of the error message, receiving a second logical address from the host, determining whether second metadata stored in the volatile memory and associated with the second logical address is corrupted, and performing an operation of accessing the non-volatile memory based on the second metadata, when the second metadata is not determined to be corrupted.

Storage device for processing corrupted metadata and method of operating the same

Memory controller and method controlling suspend mode

A server for and a method of providing sensing data to at least one electronic device is provided. The server includes a communication interface, a memory, and at least one processor, wherein the processor receives, from a first electronic device, a first template including information about a type of sensing data required by the first electronic device and a format of the sensing data and a request for the sensing data. The processor then selects the requested sensing data from among pieces of sensing data received from at least one second electronic device, based on the received first template, in response to the request, converts the selected sensing data, based on the first template, to obtain converted sensing data, and provides a response message including the converted sensing data to the first electronic device.

System and method of providing sensing data to an electronic device using a template to identify a data type and format for the electronic device

A user terminal device and a method for providing a web service thereof are provided. The web service providing method of a user terminal device includes connecting to a web server which provides a web service, setting at least one of a plurality of web services provided by the web server based on a user command, and transmitting information on an address of the set web service to an external IoT device.

User terminal device and method for providing web service thereof

A lamp driving circuit for driving a lamp part, includes a correction part configured to receive a first control signal for driving the lamp part with a predetermined brightness, to receive duty information indicative of a ratio of a supply voltage for operating the lamp part and a voltage across the lamp part, and to correct the first control signal based on the duty information to generate a second control signal, and a control part configured to receive the second control signal from the correction part, and to drive the lamp part with the predetermined brightness based on the second control signal.

Lamp driving circuit

An under-layer composition of resist having superior thermal stability, etching resistance, gap-filling property and void-preventing property, and a method for forming pattern using the same are disclosed. The under-layer composition of resist comprises: an aromatic ring containing polymer having the repeating unit of the following Formula 1; a compound of the following Formula 4; and an organic solvent.  in Formula 1, Ris a monocyclic or polycyclic aromatic hydrocarbon group having 5 to 20 carbon atoms, Rand Ris independently a monocyclic or polycyclic aromatic hydrocarbon group having 4 to 14 carbon atoms, a is an integer of 1 to 3, and b is an integer of 0 to 2.  in Formula 4, n is an integer of 1 to 250.

Resist underlayer composition and method for forming pattern using same

A seal hardening furnace is presented in which seal lines in a liquid crystal display panel are hardened. The seal hardening furnace includes a cassette having a rack bar structure. The rack bar structure has rack bars for supporting the substrate along one direction and rack bar supports at ends of the rack bars that support the rack bars. The rack bars have air discharge openings therein. An air injecting passage is connected to the rack bar supports. An air supply unit supplies air through the air injecting passage and through the discharge openings to support the substrate thereon.

Seal hardening furnace of liquid crystal display device having rack bar

Provided are a semiconductor device and a method of fabricating the same. The semiconductor device includes a semiconductor substrate including a cell array region, memory cell transistors disposed at the cell array region, bitlines disposed on the memory cell transistors, and a source plate disposed between the memory cell transistors and the bitlines to veil the memory cell transistors thereunder.

Methods of forming nonvolatile memory devices having electromagnetically shielding source plates

Disclosed is an apparatus and method for transmitting broadcast data in a digital broadcasting service system. The apparatus includes a server terminal for receiving a digital broadcast transport stream from a digital broadcast service provider, removing a header used for the digital broadcast reception from the received broadcast stream, and transmitting a stream of broadcast data from which the header has been removed; and at least one client terminal for accessing the server terminal through an Internet Protocol (IP) network, and receiving and outputting the stream of broadcast data from which the header has been removed. The apparatus enables the user to view DVB-H broadcasts through an existing terminal, even without buying a terminal having the ability to receive a DVB-H transport stream.

Apparatus and method for transmitting broadcast data in digital broadcasting service system

Nonvolatile memory devices having electromagnetically shielding source plates

Methods of measuring a mean-to-target (MTT) based on pattern area measurements are provided including providing a design pattern. A plurality of design pattern measurements are measured for calculating an area of the design pattern based on a shape of the design pattern. A series of calculation measurements are calculated by continuously substituting a same variation into the design pattern measurements, and calculating a series of calculation areas corresponding respectively to the calculation measurements to generate a database including the calculation measurements and the calculation areas. An actual pattern is formed using the design pattern and an area of the actual pattern is measured. A calculation area corresponding to the area of the actual pattern is selected from the database and calculation measurements corresponding to the calculation area are selected. A difference between the design pattern measurements and the calculation measurements is calculated and the difference is set as an MTT. Related methods of correcting a photomask are also provided herein.

Methods for measuring mean-to-target (MTT) based on pattern area measurements and methods of correcting photomasks using the same

A plasma display panel (PDP) includes a front substrate, a rear substrate facing the front substrate, barrier ribs between the front and rear substrates to define a plurality of discharge cells, photoluminescent material in the discharge cells, first electrodes on the front substrate along a first direction, second electrodes on the rear substrate and extending in a second direction crossing the first direction, at least one dielectric layer on the rear substrate, and a white pigment layer on the substrate.

Plasma display panel and method of manufacturing the same

Growing community of inventors

Gyeonggi-do, South Korea

Jong-Won Kim