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    • 5. 发明申请
    • Electron emission device
    • 电子发射装置
    • US20060220524A1
    • 2006-10-05
    • US11378445
    • 2006-03-16
    • Sang-Ho JeonChun-Gyoo LeeSang-Jo LeeSang-Hyuck AhnSu-Bong Hong
    • Sang-Ho JeonChun-Gyoo LeeSang-Jo LeeSang-Hyuck AhnSu-Bong Hong
    • H01J1/14H01J1/304
    • H01J29/467H01J29/481H01J31/127H01J2203/0248H01J2329/4647
    • An electron emission device includes a first substrate; a second substrate facing the first substrate and spaced apart from the first substrate; an electron emission unit on the first substrate, the electron emission unit having at least two electrodes and an emission region for emitting electrons; and a light emission unit on the second substrate to be excited by a beam formed with the electrons. The electron emission unit includes a focusing electrode for focusing the beam. The light emission unit includes a screen on which pixels are arranged in a pattern. Each of the pixels has a phosphor layer. The phosphor layer of one of the pixels is excited by the beam. The focusing electrode includes an opening, through which the beam passes. A length of the opening is Lv, a pitch of a pixel is Pv, and Lv and Pv satisfy: 0.25
    • 电子发射装置包括:第一基板; 面向所述第一基板并与所述第一基板间隔开的第二基板; 电子发射单元,在所述第一基板上,所述电子发射单元具有至少两个电极和用于发射电子的发射区域; 以及第二基板上的由电子形成的光束激发的发光单元。 电子发射单元包括用于聚焦光束的聚焦电极。 发光单元包括以图案布置像素的屏幕。 每个像素具有荧光体层。 一个像素的荧光体层被光束激发。 聚焦电极包括光束通过的开口。 开口的长度为L v v,像素的间距为P v V,> v v and and / / / / / / / / / / / / / / / / / / / / / / / / / / / SUB>满足:0.25 / P <= 0.60。