Samsung Sdi Co., Inc.

Samsung Display Co., Ltd.

Samsung Mobile Display Co., Ltd.

Samsung Display Devices Co., Ltd.

Seung-Joon Yoo

Won-Il Lee

Su-Kyung Lee

Won-il Lee

Cheol-Hyeon Chang

Ik-Chul Lim

Jae-Man Lee

Jae-Wook Shin

Beom-Wook Lee

Jung-Ho Kang

Hyun-Soo Choi

Zin-Min Park

Jae-Sun Lee

Eung-Joon Chi

Il-Sang Lee

Soo-Joung Lee

Hye-Sun Kim

Il-Hwan Kim

Si-Myeong Kim

Hyun-Soo Jung

Young-Jong Kang

Eun-Ha Hoh

Su-Yeon Cho

Ik-Cheol Lim

Ji-Ryong Jung

Da-Ki Min

In an aspect, an organic light-emitting display apparatus is provided, including a display substrate; a sealing substrate configured to face the display substrate; a sealing material for bonding the display substrate and the sealing substrate and surrounding a circumference of the display unit; and a bonding layer comprising a plurality of through holes, wherein the plurality of through holes comprise partition walls therein.

Organic light-emitting display apparatus and method of manufacturing the same

A display apparatus and a method of manufacturing the same. The display apparatus includes a substrate, an encapsulation substrate disposed to face the substrate, a display unit formed between the substrate and the encapsulation substrate and displaying an image, and a sealing unit disposed between the substrate and the encapsulation substrate to bond the substrate and the encapsulation substrate to each other and containing a filler containing Cr, Cu, and Mn and a glass frit mixed with the filler.

Display apparatus and method of manufacturing the same

An organic light emitting display includes a substrate; an organic light emitting diode on one surface of the substrate; an encapsulation substrate located opposite and substantially parallel to the substrate with the organic light emitting diode therebetween; a filler layer on one surface of the encapsulation substrate facing the substrate; a first encapsulation layer located between the encapsulation substrate and the substrate and sealing the substrate and the encapsulation substrate together; and a second encapsulation layer located adjacent to the first encapsulation layer and between the encapsulation substrate and the substrate, wherein the filler layer and the second encapsulation layer include a moisture absorbent.

Organic light emitting display

An electron emission display includes first and second substrates facing each other, a plurality of election emission regions provided on the first substrate, a black layer formed on a first surface of the second substrate between the phosphor layers, and an anode electrode coupled to the phosphor and black layers. The anode electrode has a light transmissivity ranging from about 3% to about 15%. A method of forming the anode electrode includes forming an interlayer on the phosphor and black layer, depositing a conductive material on the second substrate, and removing the interlayer through a firing process.

Electron emission display having an optically transmissive anode electrode

An electron emission display includes first and second substrates that face each other, a plurality of electron emission elements that are arrayed on the first substrate, phosphor and black layers that are formed on a surface of the second substrate, and an anode electrode that is formed of metal and located on surfaces of the phosphor and black layers. The anode electrode is formed to satisfy the following condition: 0.3 &#x3bc;m&#x2266;A&#x2266;3 &#x3bc;m where, A indicates a distance between the anode electrode and the phosphor layer.

Electron emission display

An electron emission display includes first and second substrates facing each other, a plurality of driving electrodes formed on the first substrate, a plurality of electron emission regions controlled by the driving electrodes, a focusing electrode disposed on and insulated from the driving electrodes and provided with openings through which electron beams pass, a plurality of phosphor layers formed on a surface of the second substrate, an anode electrode formed on surfaces of the phosphor layers, and a plurality of spacers for maintaining a gap between the first and second substrates. Among the electron emission regions disposed in the opening adjacent to the spacer, one electron emission region, which is closest to the adjacent spacer, is spaced apart from an inner wall of the opening by a first distance that is different from a second distance from another electron emission region, which is farthest from the adjacent spacer, to the inner wall of the opening.

An electron emission display includes first and second substrates facing each other to form a vacuum envelope, a plurality of driving electrodes formed on the first substrate, a plurality of electron emission regions controlled by the driving electrodes, a focusing electrode disposed on and insulated from the driving electrodes and provided with first openings through which electron beams pass, a plurality of phosphor layers formed on a surface of the second substrate, an anode electrode formed on surfaces of the phosphor layers, and a plurality of spacers for maintaining a gap between the first and second substrates. The focusing electrode includes second openings for forming a potential control unit for forming a potential well, the potential control unit being formed between the first openings to correspond to the spacers. The potential well attracts the electron beams, improving the directionality of the beams.

Electron emission display having electron beams with reduced distortion

An electron emission device includes a first substrate with an electron emission region, and a second substrate with a light emitting region. The light emitting region emits light in response to electrons emitted from the electron emission region to produce images. A phosphor layer is formed with a predetermined pattern. A black layer is formed with a predetermined pattern at a non-light-emitting region within the phosphor layer pattern on the second substrate. The black layer includes a first region of chromium oxide or an oxide of chromium and one or more metals selected from the group consisting of indium, tin, indium-tin, copper, antimony, titanium, manganese, cobalt, nickel, zinc, lead, chromium, and combinations thereof. The first region is formed on an anode. A second region of metallic chromium is formed on the first region, and a third region of chromium oxide is formed on the second region.

Electron emission device with black layer and method of preparing the same

An electron emission device includes: a substrate; first and second electrodes insulated from each other and arranged on the substrate and having predetermined shapes; an electron emission region arranged on the substrate; and a first passivation layer entirely covering at least one of the first and second electrodes and exposing at least a portion of the electron emission region. An electron emission display includes: first and second substrates opposed to each other; first and second electrodes insulated from each other and arranged transversely to each other on the first substrate and having predetermined shapes; an electron emission region arranged on the substrate; a first passivation layer entirely covering at least one of the first and second electrodes and exposing at least a portion of the electron emission region; and an image display substrate having an anode electrode and a fluorescent layer arranged on the second substrate.

Electron emission device and electron emission display including the same

A polymer for a chemically amplified negative photoresist and a photoresist composition are provided. A representative polymer of the invention is a compound of formula 5:

Chemically amplified negative photoresist, and photoresist composition

Monomer and polymer for photoresist, photoresist composition, and phosphor layer composition for color cathode ray tube

A filming solution contains a copolymerized emulsion having more than 70 wt % of butyl methacrylate and more than one species of monomer, and more than one species of additive. Preferably, the monomer is selected from the group consisting of acrylic acid derivative, methacrylic acid derivative, styrene, acrylamide, and acrylonitrile.

Filming solution and method for forming a filming layer on a cathode ray tube

A process for preparing a black matrix comprising the steps of producing a developed substrate by coating, drying, exposing and developing a photoresist on the inside of a substrate, producing a dried substrate by drying the developed substrate several times, coating a dye on the dried substrate and then drying the board, coating graphite on the dried substrate, and etching the graphite-coated substrate. This method makes it possible to perfectly etch the black matrix dot and increase volatility in fluorescent coating.

Growing community of inventors

Yongin-si, South Korea

Seung-Joon Yoo