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    • 7. 发明授权
    • Field emission device
    • 场发射装置
    • US08018169B2
    • 2011-09-13
    • US12279284
    • 2007-03-27
    • Jin Woo JeongYoon Ho SongDae Jun Kim
    • Jin Woo JeongYoon Ho SongDae Jun Kim
    • H01J1/30H01J1/304
    • H01J1/304H01J63/06
    • Disclosed is a field emission device. The field emission device includes: an anode substrate including an anode electrode formed on a surface thereof and a fluorescent layer formed on the anode electrode; a cathode substrate disposed opposite to and spaced apart from the anode substrate, and including at least one cathode electrode formed toward the anode substrate and a field emitter formed on each cathode electrode; and a gate substrate having one surface in contact with the cathode substrate, wherein the gate substrate include gate insulators surrounding the field emitters and having a plurality of openings exposing the field emitters, and a plurality of gate electrodes formed on the gate insulators around the openings and electrically isolated from one another. Thus, when the trajectories of the electron beams emitted from the emitters are rapidly changed over time by a voltage difference between the gate electrodes, an electron beam-scanned area can be expanded due to residual images and the electron beam can be more uniformly emitted due to an electron beam scattering effect and a linear beam spreading effect, resulting in improved emission uniformity of the fluorescent layer.
    • 公开了一种场致发射装置。 场致发射器件包括:阳极基板,包括形成在其表面上的阳极电极和形成在阳极电极上的荧光层; 阴极基板,设置成与阳极基板相对且间隔开,并且包括朝向阳极基板形成的至少一个阴极电极和形成在每个阴极电极上的场致发射体; 以及具有与所述阴极基板接触的一个表面的栅极基板,其中所述栅极基板包括围绕所述场致发射体的栅极绝缘体,并且具有暴露所述场致发射体的多个开口,以及形成在所述栅极绝缘体周围的所述开口 并彼此电隔离。 因此,当从发射器发射的电子束的轨迹随着时间的推移随着栅电极之间的电压差而快速变化时,电子束扫描区域可以由于残留图像而扩大,并且电子束可以更均匀地发射,因为 电子束散射效应和线性光束扩散效应,导致荧光层的发射均匀性得到改善。
    • 8. 发明授权
    • Methods for batch fabrication of cold cathode vacuum switch tubes
    • 批量制造冷阴极真空开关管的方法
    • US07938707B1
    • 2011-05-10
    • US12168625
    • 2008-07-07
    • Charles A. WalkerFrank R. Trowbridge
    • Charles A. WalkerFrank R. Trowbridge
    • H01J1/00H01J1/30H01J9/00
    • H01J19/24H01J9/24H01J21/10
    • Methods are disclosed for batch fabrication of vacuum switch tubes that reduce manufacturing costs and improve tube to tube uniformity. The disclosed methods comprise creating a stacked assembly of layers containing a plurality of adjacently spaced switch tube sub-assemblies aligned and registered through common layers. The layers include trigger electrode layer, cathode layer including a metallic support/contact with graphite cathode inserts, trigger probe sub-assembly layer, ceramic (e.g. tube body) insulator layer, and metallic anode sub-assembly layer. Braze alloy layers are incorporated into the stacked assembly of layers, and can include active metal braze alloys or direct braze alloys, to eliminate costs associated with traditional metallization of the ceramic insulator layers. The entire stacked assembly is then heated to braze/join/bond the stack-up into a cohesive body, after which individual switch tubes are singulated by methods such as sawing. The inventive methods provide for simultaneously fabricating a plurality of devices as opposed to traditional methods that rely on skilled craftsman to essentially hand build individual devices.
    • 公开了用于批量制造真空开关管的方法,其降低制造成本并提高管与管的均匀性。 所公开的方法包括产生层叠的层叠组件,其包含通过公共层对准和配准的多个相邻间隔的开关管子组件。 这些层包括触发电极层,阴极层包括金属支撑体/与石墨阴极插入件的接触,触发器探针子组件层,陶瓷(例如管体)绝缘体层和金属阳极子组件层。 钎焊合金层被并入层叠的层叠组件中,并且可以包括活性金属钎焊合金或直接钎焊合金,以消除与陶瓷绝缘体层的传统金属化相关的成本。 然后将整个堆叠的组件加热以钎焊/接合/将叠层结合到粘合体中,之后通过诸如锯切的方法将各个开关管切割。 与传统方法相反,本发明的方法提供了同时制造多个装置,这些方法依靠技术熟练的手工基本上手工构建各个装置。
    • 10. 发明申请
    • ELECTRODE FOR COLD CATHODE TUBE AND COLD CATHODE TUBE EMPLOYING IT
    • 冷阴极管和冷阴极管用电极
    • US20100117514A1
    • 2010-05-13
    • US12444834
    • 2007-10-10
    • Tsutomu MoriokaToshiaki SutoFumihiko Yoshimura
    • Tsutomu MoriokaToshiaki SutoFumihiko Yoshimura
    • H01J63/04H01J1/30
    • H01J61/0672H01J61/0675
    • An electrode (1) for cold cathode tube of the present invention includes a cylindrical sidewall portion (2), a bottom portion (3) provided at one end of the cylindrical sidewall portion, and an opening portion (4) provided at the other end of the cylindrical sidewall portion. The electrode is formed of a sintered body of a high melting point metal (W, Nb, Ta, Mo or Re). When an overall length of the electrode is L, an inside diameter of the cylindrical sidewall portion at a position of L/2 is d1, an inside diameter of the bottom portion is d2, and an arc of an inner surface (5) of the cylindrical sidewall portion connecting a portion of the inside diameter d1 and a portion of the inside diameter d2 is R, the electrode satisfies the following condition; L≧6 [mm], d2>d1, R≧20 [mm].
    • 本发明的冷阴极管用电极(1)包括圆筒形侧壁部(2),设置在圆筒形侧壁部的一端的底部(3)和设置在另一端的开口部(4) 的圆筒形侧壁部分。 电极由高熔点金属(W,Nb,Ta,Mo或Re)的烧结体形成。 当电极的总长度为L时,圆筒形侧壁部分在L / 2的位置处的内径为d1,底部的内径为d2,并且内表面(5)的弧度为 连接内径d1的一部分和内径d2的一部分的圆筒形侧壁部分为R,电极满足以下条件; L≥6[mm],d2> d1,R≥20[mm]。