Samsung Display Co., Ltd.

Hoi-Lim Kim

Jun-Woo Lee

Jin-Soo Jung

Baek-Kyun Jeon

Suk Hoon Kang

Sung-Yi Kim

Baek Kyun Jeon

Tae-Sung Jung

Fusayuki Takeshita

Soo-Ryun Cho

Jong-Sung Bae

Jeong-Hye Choi

Yonghwan Shin

Suk-Hoon Kang

Hyun-Ku Ahn

Gyo-Jic Shin

Keun Chan Oh

Young Gu Kim

Jun Woo Lee

Min-Jae Kim

Baekkyun Jeon

Kyoungju Shin

Eun Ju Kim

In Ok Kim

Yong-Hwan Shin

Min-Sik Jung

Sung-Hwan Hong

Mi Hwa Lee

Hongyeon Lee

Kyoung Tae Kim

Joo Seok Yeom

Jong Hwan Jeon

Hong Yeon Lee

Beom-Soo Shin

Hyun Ku Ahn

Yeong Rong Park

Young Mi Cho

Gyo Jic Shin

Kyoungtae Kim

Hyunku Ahn

Tai-Huem Om

Da Hye Cho

Janwoo Lee

Hyeongchan Ko

A display device includes a substrate, a thin film transistor provided on the substrate, a first electrode connected to the thin film transistor, a second electrode overlapping the first electrode, and a partition wall and a light-emitting device layer provided between the first electrode and the second electrode. The partition wall may include a main chain and a side chain connected to the main chain, and a carbon number of the side chain may be equal to or greater than 14.

Display devices

A liquid crystal photoalignment agent is provided. The liquid crystal photoalignment agent is a copolymer of a cyclobutane dianhydride ('CBDA') and a CBDA derivative.

Liquid crystal photoalignment agent, liquid crystal display device including the same, and method of manufacturing the same

A manufacturing method of a liquid crystal display, including: applying a photoalignment agent on a substrate; baking the applied photoalignment agent; forming a photoalignment layer by irradiating the baked photoalignment agent with polarized light; baking the photoalignment layer; and removing at least one decomposed unit by cleaning the baked photoalignment layer using a cleaning solution including at least one of propylene glycol monomethyl ether, propylene glycol monomethyl ether acetate, or ethyl lactate.

Liquid crystal display and manufacturing method thereof

A liquid crystal composition and a liquid crystal display, the composition including a liquid crystal compound represented by Chemical Formula 1 below: 

Liquid crystal composition and liquid crystal display including the same

A display apparatus includes a display panel having a first liquid crystal layer, a timing controller that converts image signals to have gray scales corresponding to a first reference value, and compensates the converted image signals to over-drive the first liquid crystal layer, the first reference value being a product of a refractive index anisotropy and a thickness of the first liquid crystal layer, a first driver that converts the compensated image signals to voltages that drive the first liquid crystal layer, a liquid crystal lens panel including a second liquid crystal layer, a liquid crystal lens controller that generates lens signals corresponding to a second reference value defined by a product of a refractive index anisotropy and a second thickness of the second liquid crystal layer, and a second driver that convert the lens signals to voltages that drive the second liquid crystal layer.

Display apparatus

A liquid crystal display includes; a first substrate, a second substrate disposed facing the first substrate, an alignment layer disposed on at least one of the first substrate and the second substrate, wherein the alignment layer comprises a major alignment material and a vertical photo-alignment material, and the vertical photo-alignment material comprises a first vertical functional group, and a liquid crystal layer interposed between the first substrate and the second substrate.

A liquid crystal display including: a first substrate and a second substrate facing each other; an alignment layer disposed on one of the first substrate and the second substrate and including a vertical photo-alignment material which includes a first vertical functional group and a photo-reactive group, and a major alignment material which does not include the photo-reactive group; and a liquid crystal layer disposed between the first substrate and the second substrate, wherein a ratio of a molar concentration of the vertical photo-alignment material to the molar concentration of the major alignment material increases in a direction towards a surface of the alignment layer adjacent to the liquid crystal layer.

A lens panel includes a first substrate, a second substrate, and a liquid crystal layer. The first substrate includes a first base substrate, a first electrode disposed on the first base substrate, and a first alignment layer disposed on the first electrode. The first alignment layer includes a unit lens area. The unit lens area includes a first alignment area having a first azimuthal angle and a second alignment area having a second azimuthal angle. The lens panel may be controlled to function as a Fresnel lens by adjusting the azimuthal angle of the alignment layer without electrodes having micro pitch patterns.

Lens panel, method for manufacturing lens panel, and display apparatus having lens panel

A photo alignment material includes a photo alignment polymer and an organic solvent. The photo alignment polymer is prepared by polymerizing a diamine monomer including at least two photo reactive parts represented by the following Chemical Formula 1. In Chemical Formula 1, Rrepresents &#x2014;(CH)&#x2014;, &#x2014;O(CH)&#x2014; or R, Rand Reach independently represent &#x2014;H, &#x2014;O(CH)&#x2014;CHor and n and m independently represent an integer of from 1 to 8. Thus, change of the orientation of the alignment layer due to the action of an electric stress may be prevented and/or reduced. Therefore, an after&#x2014;image may be reduced, and display quality is improved.

Photo alignment material and method of manufacturing display substrate using the same

A photoalignment material includes an alignment polymer, a photoalignment additive including a compound represented by the following Chemical Formula 1 and an organic solvent.  In Chemical Formula 1, Rrepresents a cyclic compound. A and B independently represent a single bond or &#x2014;(CH)&#x2014;. 'n' represents an integer in a range of 1 to 12. Each &#x2014;CH&#x2014; of A and/or B may be replaced with Rrepresents an alkyl group having 1 to 12 carbon atoms, and each &#x2014;CH&#x2014; of A and/or B may be replaced with &#x2014;O&#x2014;. Rrepresents In Chemical Formula 1, each hydrogen atom excluding hydrogen atoms of Rmay be replaced with chlorine (Cl) or fluorine (F).

Photoalignment material, display substrate having an alignment layer formed using the same, and to a method of manufacturing the display substrate

In a liquid crystal display, a first alignment layer formed on a first substrate includes a first region aligned in a first direction and a second region aligned in a second direction opposite to the first direction, and a second alignment layer formed on a second substrate facing the first substrate includes a third region aligned in a third direction different from the first direction and a fourth region aligned in a fourth direction opposite to the third direction. The liquid crystal molecules interposed between the first and second alignment layers are aligned in different directions in different domains defined by the first to fourth regions. A pixel electrode includes an extension part extending in at least one of the first to fourth directions. The aperture ratio and the light transmittance of the liquid crystal display are improved.

Liquid crystal display

A photoalignment material and a method of manufacturing of a display substrate using the photoalignment material are disclosed. The photoalignment material includes a photoalignment polymer, a photoalignment additive, and an organic solvent. When the photoalignment additive is used, a side reaction due to ultraviolet (UV) light may be prevented, and the stability of alignment layer may be improved.

Photoalignment material and method of manufacturing display substrate using the same

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Seoul, South Korea

Hoi-Lim Kim