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    • 1. 发明授权
    • Electron emission display
    • 电子发射显示
    • US07569985B2
    • 2009-08-04
    • US11588361
    • 2006-10-27
    • Seung-Joon YooCheol-Hyeon ChangSu-Kyung LeeWon-Il Lee
    • Seung-Joon YooCheol-Hyeon ChangSu-Kyung LeeWon-Il Lee
    • H01J63/04
    • H01J31/127H01J29/467H01J29/481
    • 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.
    • 电子发射显示器包括彼此面对的第一和第二基板,形成在第一基板上的多个驱动电极,由驱动电极控制的多个电子发射区域,设置在驱动电极上并与驱动电极绝缘的聚焦电极, 电子束通过的开口,形成在第二基板的表面上的多个荧光体层,形成在荧光体层的表面上的阳极电极以及用于保持第一和第二基板之间的间隙的多个间隔物。 在与间隔物相邻的开口中设置的电子发射区域中,最靠近相邻间隔物的一个电子发射区域与开口的内壁间隔开距离与第二距离不同的第一距离 电子发射区域,其距离相邻的间隔物最远,到开口的内壁。
    • 2. 发明申请
    • LIGHT EMISSION DEVICE AND DISPLAY DEVICE USING THE LIGHT EMISSION DEVICE AS ITS LIGHT SOURCE
    • 使用光发射装置的光发射装置和显示装置作为其光源
    • US20090058258A1
    • 2009-03-05
    • US12203748
    • 2008-09-03
    • Cheol-Hyeon ChangByong-Gon LeeIl-Hwan Kim
    • Cheol-Hyeon ChangByong-Gon LeeIl-Hwan Kim
    • H01J1/62
    • H01J63/04H01J29/86H01J29/864H01J31/127H01J61/305
    • A light emission device including first and second substrates facing each other, electron emission elements on the first substrate, an anode electrode with a phosphor layer on the second substrate, and spacers between the first and second substrates. Each spacer includes a spacer body comprising a dielectric material, a first coating layer on a first region of the spacer body, the first region being adjacent to the first substrate, and a second coating layer on a second region of the spacer body, the second region being adjacent to the second substrate, wherein a maximum secondary electron emission coefficient of the first coating layer under an operation voltage condition applied to the first region is about 0.8 to about 1 and a maximum secondary electron emission coefficient of the second coating layer under an operation voltage condition applied to the first and second regions is about 3 to about 16.
    • 一种发光器件,包括彼此面对的第一和第二衬底,第一衬底上的电子发射元件,在第二衬底上具有荧光体层的阳极电极以及第一和第二衬底之间的间隔物。 每个间隔件包括间隔体,该间隔体包括电介质材料,在间隔体主体的第一区域上的第一涂层,与第一基底相邻的第一区域和位于间隔体本体的第二区域上的第二涂层, 区域,其中在施加到第一区域的操作电压条件下第一涂层的最大二次电子发射系数为约0.8至约1,第二涂层的最大二次电子发射系数为 施加到第一和第二区域的操作电压条件为约3至约16。
    • 3. 发明授权
    • Electron emission device
    • 电子发射装置
    • US07417380B2
    • 2008-08-26
    • US11351473
    • 2006-02-09
    • Seung-Hyun LeeCheol-Hyeon Chang
    • Seung-Hyun LeeCheol-Hyeon Chang
    • G09G3/10
    • H01J29/481H01J29/864H01J31/127H01J2203/0292H01J2329/4695H01J2329/8625
    • An electron emission device has an optimized inner structure where the electrons emitted from the electron emission regions are straightly migrated toward the phosphor layers. The electron emission device includes first and second substrates facing each other, and cathode electrodes formed on the first substrate. Electron emission regions are formed on the cathode electrodes. An insulating layer and gate electrodes are formed on the cathode electrodes and have openings exposing the electron emission regions. Phosphor layers are formed on the second substrate. An anode electrode is formed on a surface of the phosphor layers. The distance z between the cathode and the anode electrodes satisfies the following condition: 0.7d((Va−Vc)/Vg)≦z≦1.4d((Va−Vc)/Vg), where Vc indicates the voltage applied to the cathode electrodes, Vg the voltage applied to the gate electrodes, Va the voltage applied to the anode electrode, and d the distance between the cathode and the gate electrodes.
    • 电子发射器件具有优化的内部结构,其中从电子发射区发射的电子直接向荧光层迁移。 电子发射器件包括彼此面对的第一和第二衬底,以及形成在第一衬底上的阴极电极。 电子发射区形成在阴极上。 在阴极电极上形成绝缘层和栅电极,并具有露出电子发射区的开口。 在第二基板上形成荧光体层。 在荧光体层的表面上形成阳极电极。 阴极和阳极之间的距离z满足以下条件:<?in-line-formula description =“In-line formula”end =“lead”>> 0.7d((Va-Vc)/ Vg) z <= 1.4d((Va-Vc)/ Vg),<?in-line-formula description =“In-line Formulas”end =“tail”?>其中Vc表示施加到阴极电极的电压,Vg 施加到栅电极的电压,Va施加到阳极电极,d d是阴极和栅电极之间的距离。
    • 5. 发明申请
    • Electron emission device
    • 电子发射装置
    • US20060220584A1
    • 2006-10-05
    • US11351473
    • 2006-02-09
    • Seung-Hyun LeeCheol-Hyeon Chang
    • Seung-Hyun LeeCheol-Hyeon Chang
    • G09G3/10
    • H01J29/481H01J29/864H01J31/127H01J2203/0292H01J2329/4695H01J2329/8625
    • An electron emission device has an optimized inner structure where the electrons emitted from the electron emission regions are straightly migrated toward the phosphor layers. The electron emission device includes first and second substrates facing each other, and cathode electrodes formed on the first substrate. Electron emission regions are formed on the cathode electrodes. An insulating layer and gate electrodes are formed on the cathode electrodes and have openings exposing the electron emission regions. Phosphor layers are formed on the second substrate. An anode electrode is formed on a surface of the phosphor layers. The distance z between the cathode and the anode electrodes satisfies the following condition: 0.7d((Va−Vc)/Vg)≦z≦1.4d((Va−Vc)/Vg),where Vc indicates the voltage applied to the cathode electrodes, Vg the voltage applied to the gate electrodes, Va the voltage applied to the anode electrode, and d the distance between the cathode and the gate electrodes.
    • 电子发射器件具有优化的内部结构,其中从电子发射区发射的电子直接向荧光层迁移。 电子发射器件包括彼此面对的第一和第二衬底,以及形成在第一衬底上的阴极。 电子发射区形成在阴极上。 在阴极电极上形成绝缘层和栅电极,并具有露出电子发射区的开口。 在第二基板上形成荧光体层。 在荧光体层的表面上形成阳极电极。 阴极和阳极之间的距离z满足以下条件:<?in-line-formula description =“In-line formula”end =“lead”>> 0.7d((Va-Vc)/ Vg) z <= 1.4d((Va-Vc)/ Vg),<?in-line-formula description =“In-line Formulas”end =“tail”?>其中Vc表示施加到阴极电极的电压,Vg 施加到栅电极的电压,Va施加到阳极电极,d d是阴极和栅电极之间的距离。
    • 7. 发明授权
    • Electron emission display having electron beams with reduced distortion
    • 具有减少失真的电子束的电子发射显示
    • US07569986B2
    • 2009-08-04
    • US11584129
    • 2006-10-20
    • Eung-Joon ChiSeung-Joon YooCheol-Hyeon Chang
    • Eung-Joon ChiSeung-Joon YooCheol-Hyeon Chang
    • H01J1/62H01J63/04
    • H01J29/467H01J29/481H01J31/127
    • 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.
    • 电子发射显示器包括彼此面对的第一和第二基板以形成真空外壳,形成在第一基板上的多个驱动电极,由驱动电极控制的多个电子发射区域,设置在绝缘体上并与其绝缘的聚焦电极 驱动电极并且设置有电子束通过的第一开口,形成在第二基板的表面上的多个荧光体层,形成在荧光体层的表面上的阳极电极以及用于保持第一 和第二基板。 聚焦电极包括用于形成用于形成势阱的电势控制单元的第二开口,电位控制单元形成在第一开口之间以对应于间隔件。 电位很好地吸引了电子束,改善了光束的方向性。