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    • 1. 发明公开
    • 전계방출소자
    • 场发射装置
    • KR1020040034251A
    • 2004-04-28
    • KR1020020064345
    • 2002-10-21
    • 삼성에스디아이 주식회사
    • 박상현이항우김유종안필수
    • H01J1/30C01B31/02B82Y40/00
    • B82Y10/00H01J3/022H01J9/025H01J1/30B82Y40/00C01B32/05
    • PURPOSE: A field emission device is provided to focus effectively electrons from an electron emitting material, while achieving improved color purity and definition. CONSTITUTION: A field emission display comprises a substrate(20), a cathode electrode(21) formed on the substrate, a gate insulating layer(22) formed on the cathode electrode and having a well, an electron emitting material layer(23a) formed on the cathode electrode exposed to the bottom of the well, and a gate electrode(24) formed on the gate insulating layer and having a gate hole(24a) corresponding to the well. A cylinder electrode unit for creating focusing electric field toward a traveling direction of the electron beams around the gate hole at the part where the gate hole is formed, is provided.
    • 目的:提供一种场致发射器件,用于有效地聚焦电子从电子发射材料的电子,同时达到改善的色纯度和清晰度。 构成:场致发射显示器包括基板(20),形成在基板上的阴极电极(21),形成在阴极电极上并具有阱的栅极绝缘层(22),形成有电子发射材料层 在暴露于阱的阴极的阴极上形成栅电极(24),栅电极(24)形成在栅极绝缘层上并具有对应于阱的栅极孔(24a)。 提供了一种用于在栅极形成部分处的栅极孔周围的电子束的行进方向上产生聚焦电场的圆柱形电极单元。
    • 6. 发明公开
    • 전계방출소자
    • 现场发射
    • KR1020040061657A
    • 2004-07-07
    • KR1020020087941
    • 2002-12-31
    • 삼성에스디아이 주식회사
    • 이항우김종민안필수
    • H01J1/30
    • H01J29/467H01J31/127
    • PURPOSE: A field emitter is provided to achieve improved quality of screen by effectively preventing distortions of mesh grid. CONSTITUTION: A field emitter comprises an anode plate(200) having an inner surface on which an anode electrode(220) and a phosphor layer(230) are formed; a cathode plate(100) having an inner surface on which a plurality of electron emitting sources(140) for emitting electrons in correspondence to the phosphor layer and a gate electrode having gate holes(150a) for passage of the electrons are formed; a mesh grid(400) interposed between the cathode plate and the anode plate, and which has a plurality of electron control holes(400a) formed in the region corresponding to the gate holes; a spacer(300) interposed between the anode plate and the mesh grid, and which supports the mesh grid; and insulating layers(401,402) formed at both side surfaces of the mesh grid, and which have windows(401a,402a) for exposing the electron control holes.
    • 目的:提供场发射器,通过有效防止网格变形来提高屏幕质量。 构成:场发射器包括阳极板(200),其具有形成有阳极电极(220)和荧光体层(230)的内​​表面; 形成具有内表面的阴极板(100),在该内表面上形成有与荧光体层相对应地发射电子的多个电子发射源(140)和具有用于电子通过的栅极孔(150a)的栅电极; 插入在所述阴极板和所述阳极板之间的网格(400),并且在与所述栅极孔对应的区域中形成有多个电子控制孔(400a) 插入在所述阳极板和所述网格之间并且支撑所述网格的间隔件(300); 以及形成在网状网格的两个侧面的绝缘层(401,402),并且具有用于暴露电子控制孔的窗口(401a,402a)。
    • 7. 发明公开
    • 자기장에 의해 제어 가능한 능동형 광학 필터
    • 由磁场控制的主动光学滤波器
    • KR1020090116482A
    • 2009-11-11
    • KR1020080042457
    • 2008-05-07
    • 삼성디스플레이 주식회사삼성에스디아이 주식회사
    • 안필수
    • G02B5/20G02B26/00B82Y20/00
    • PURPOSE: An active optical filter controlled by magnetic field is provided to apply the magnetic field of the direction to the incident light to the optical filter layer by blocking incident light. CONSTITUTION: The optical filter layer(11) blocks and transmits the light according to application of the magnetic field. The magnetic field applying portion(12) applies the magnetic field to the optical filter layer and surrounds the optical filter layer. The magnetic circuit(13) consisting of the ferromagnetic material surrounds the side circumference of the magnetic field applying portion. The optical filter layer includes photonic crystal particles and the optics medium arranged for the regular structure. The magnetic field applying portion is a coil or the conductor film surrounding the side circumference of the optical filter layer. The ferromagnetic material of nano-crystalline forms single magnetic domain.
    • 目的:提供由磁场控制的有源滤光器,通过阻挡入射光将入射光的方向磁场施加到滤光层。 构成:滤光层(11)根据磁场的应用阻挡并透过光。 磁场施加部分(12)将磁场施加到光学滤光器层并且围绕光学滤光器层。 由铁磁材料构成的磁路(13)围绕磁场施加部分的侧周。 光学滤光层包括光子晶体颗粒和布置成规则结构的光学介质。 磁场施加部分是围绕光学滤光器层的侧周的线圈或导体膜。 纳米晶体的铁磁材料形成单磁畴。
    • 8. 发明公开
    • 이중 게이트 구조를 가진 전계방출소자 및 그 제조방법
    • 具有双门结构的场发射装置及其制造方法
    • KR1020040065006A
    • 2004-07-21
    • KR1020030002093
    • 2003-01-13
    • 삼성에스디아이 주식회사
    • 이항우안필수줄카니브안드레이
    • H01J1/30C01B31/02B82Y40/00
    • B82Y10/00H01J1/304H01J9/025H01J9/18H01J2201/30469H01J1/30B82Y40/00C01B32/05
    • PURPOSE: A field emission device(FED) and a fabrication method of the FED are provided to prevent an electrical short circuit phenomena between a dual gate and a field emitter. CONSTITUTION: A field emission device comprises a plate(110); a cathode layer(120) formed on the plate, a gate insulating layer(130) formed on the cathode layer and the plate and which includes a cavity(170) for exposing a part of the cathode layer; a field emitter(190) located on the cathode layer exposed at a bottom of the cavity; a first gate layer(140) located in the gate insulating layer and forming a first gate hole(140a) having a larger diameter than a diameter of the cavity to not expose at an inner circumferential surface of the cavity, and a second gate layer(160) formed on the gate insulating layer and forming a second gate hole(160a) at a region corresponding to the cavity.
    • 目的:提供场发射器件(FED)和FED的制造方法,以防止双栅极和场发射极之间的电气短路现象。 构成:场致发射装置包括板(110); 形成在所述板上的阴极层(120),形成在所述阴极层和所述板上的栅极绝缘层(130),并且包括用于暴露所述阴极层的一部分的空腔(170) 位于所述阴极层上的场发射体(190),所述阴极层暴露在所述空腔的底部; 位于所述栅极绝缘层中的第一栅极层(140),并且形成具有比所述空腔的直径大的直径的第一栅极孔(140a),以在所述空腔的内周表面处不暴露;以及第二栅极层 160),形成在所述栅极绝缘层上并在对应于所述空腔的区域处形成第二栅极孔(160a)。
    • 9. 发明公开
    • 전계 방출 표시 소자의 구동 방법
    • 用于驱动场发射显示装置的方法
    • KR1020010081177A
    • 2001-08-29
    • KR1020000006290
    • 2000-02-10
    • 삼성에스디아이 주식회사
    • 최귀석이상진김창욱차재철남중우김재완정병호안필수
    • G09G3/22H01J1/30
    • PURPOSE: A method for driving a field emission display device(FED) is provided to arbitrarily set a distance between the cathode electrode and the gate electrode from a few micrometer to several tens of micrometer, easily fabricate a device, materialize a favorable screen image, and easily drive a device by being formed of an electron release from an emitter by voltage difference between a cathode electrode and an anode electrode. CONSTITUTION: A cathode electrode(104) which is line-shape is provided on a side of a reverse substrate(102). An insulated layer(106) is provided with following the whole substrate(102) on upper side of the cathode electrode(104). A gate electrode(108) vertically is formed by crossing with the cathode electrode(104) on the insulated layer(106). Plural grooves(about hundreds number) which pass through the gate electrode(108) and the insulated layer(106), are formed on a pixel area where the cathode electrode(104) and the gate electrode(108) are crossed to each other. An emitter(110) which is a pinnacle-shape formed by en electron release material such as a molybdenum, is formed in the cathode electrode(104) on the inner side of each groove.
    • 目的:提供一种用于驱动场致发射显示装置(FED)的方法,用于将阴极和栅电极之间的距离从几微米到几十微米任意设置,容易地制造器件,实现有利的屏幕图像, 并且通过由阴极电极和阳极电极之间的电压差从发射极形成的电子元件容易地驱动器件。 构成:在反向基板(102)的一侧设置线状的阴极(104)。 绝缘层(106)在阴极电极(104)的上侧具有跟随整个基板(102)的后面。 通过与绝缘层(106)上的阴极电极(104)交叉而形成垂直的栅电极(108)。 在阴极电极(104)和栅极电极(108)彼此交叉的像素区域上形成穿过栅电极(108)和绝缘层(106)的多个沟槽(大约数百个)。 在每个槽的内侧的阴极电极(104)中形成作为由诸如钼的电子释放材料形成的顶点形状的发射极(110)。