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    • 1. 发明授权
    • Method of manufacturing field emission device
    • 场致发射装置的制造方法
    • US08033881B2
    • 2011-10-11
    • US11812962
    • 2007-06-22
    • Jun-Hee ChoiMin-Jong Bae
    • Jun-Hee ChoiMin-Jong Bae
    • H01J9/00H01J9/24H01J9/04
    • H01J31/127H01J9/025H01J29/04
    • A method of manufacturing a field emission device comprises: sequentially forming cathodes and a light blocking layer on a substrate, and patterning the light blocking layer to form blocking layer holes; sequentially forming an insulating layer and a gate material layer on the light blocking layer, and patterning the gate material layer to form gate electrodes in which gate electrode holes are formed; coating a photoresist on the gate electrodes, and exposing and developing the photoresist to form resist holes inside the gate electrode holes; isotropically etching portions of the insulating layer exposed through the resist holes to form insulating layer holes; etching portions of the gate electrodes exposed by the insulating layer holes to form gate holes, and removing the photoresist; and forming emitters on the cathode electrodes exposed by the blocking layer holes.
    • 制造场致发射器件的方法包括:在衬底上依次形成阴极和遮光层,并对阻光层进行构图以形成阻挡层孔; 在遮光层上依次形成绝缘层和栅极材料层,并对栅极材料层进行构图以形成形成栅电极孔的栅电极; 在栅电极上涂覆光致抗蚀剂,以及曝光和显影光致抗蚀剂以在栅电极孔内形成抗蚀剂孔; 各向同性蚀刻通过抗蚀剂孔露出的绝缘层的部分,形成绝缘层孔; 蚀刻由绝缘层孔暴露的栅电极的部分以形成栅极孔,并除去光致抗蚀剂; 并在由阻挡层孔露出的阴极上形成发射体。
    • 2. 发明申请
    • Method of manufacturing field emission device
    • 场致发射装置的制造方法
    • US20080153380A1
    • 2008-06-26
    • US11812962
    • 2007-06-22
    • Jun-Hee ChoiMin-Jong Bae
    • Jun-Hee ChoiMin-Jong Bae
    • H01J9/02
    • H01J31/127H01J9/025H01J29/04
    • A method of manufacturing a field emission device comprises: sequentially forming cathodes and a light blocking layer on a substrate, and patterning the light blocking layer to form blocking layer holes; sequentially forming an insulating layer and a gate material layer on the light blocking layer, and patterning the gate material layer to form gate electrodes in which gate electrode holes are formed; coating a photoresist on the gate electrodes, and exposing and developing the photoresist to form resist holes inside the gate electrode holes; isotropically etching portions of the insulating layer exposed through the resist holes to form insulating layer holes; etching portions of the gate electrodes exposed by the insulating layer holes to form gate holes, and removing the photoresist; and forming emitters on the cathode electrodes exposed by the blocking layer holes.
    • 制造场致发射器件的方法包括:在衬底上依次形成阴极和遮光层,并对阻光层进行构图以形成阻挡层孔; 在遮光层上依次形成绝缘层和栅极材料层,并对栅极材料层进行构图以形成形成栅电极孔的栅电极; 在栅电极上涂覆光致抗蚀剂,以及曝光和显影光致抗蚀剂以在栅电极孔内形成抗蚀剂孔; 各向同性蚀刻通过抗蚀剂孔露出的绝缘层的部分,形成绝缘层孔; 蚀刻由绝缘层孔暴露的栅电极的部分以形成栅极孔,并除去光致抗蚀剂; 并在由阻挡层孔露出的阴极上形成发射体。
    • 10. 发明授权
    • Method of manufacturing field emission device
    • 场致发射装置的制造方法
    • US07517710B2
    • 2009-04-14
    • US11604731
    • 2006-11-28
    • Jun-Hee ChoiHo-Suk KangChan-Wook BaikHa-Jong Kim
    • Jun-Hee ChoiHo-Suk KangChan-Wook BaikHa-Jong Kim
    • H01L21/00H01L29/06
    • H01J9/025H01J3/021
    • A method of manufacturing a field emission device (FED), which reduces the number of photomask patterning processes and improves the manufacturing yield of the FED, is provided. The method includes steps of sequentially forming a cathode layer, a first insulating layer, and a gate layer on a substrate, forming a protection layer on the gate electrode layer, etching portions of the protection layer and gate electrode to form a plurality of first opening holes where portions of the first insulating layer being exposed through the first opening holes, forming a second insulating layer on the protection layer and on the first opening holes, forming a focus electrode layer on the second insulating layer, forming a photoresist layer on the focus electrode layer, etching a portion of the photoresist layer and a portion of the focus electrode layer to form a second opening hole where a portion of the second insulating layer being exposed through the second opening hole, and forming emitter holes exposing a portion of the cathode layer by etching the exposed surface of the second insulating layer to a bottom surface of the first insulating layer. After removing the photoresist layer electron emission emitters are formed on the cathode layer.
    • 提供了一种制造场致发射器件(FED)的方法,其减少了光掩模图案化工艺的数量并提高了FED的制造成品率。 该方法包括以下步骤:在衬底上依次形成阴极层,第一绝缘层和栅极层,在栅电极层上形成保护层,蚀刻保护层和栅电极的部分,以形成多个第一开口 第一绝缘层的部分通过第一开孔露出的孔,在保护层和第一开孔上形成第二绝缘层,在第二绝缘层上形成聚焦电极层,在焦点上形成光致抗蚀剂层 蚀刻光致抗蚀剂层的一部分和聚焦电极层的一部分以形成第二开孔,其中第二绝缘层的一部分通过第二开孔暴露,并且形成暴露阴极的一部分的发射极 通过将第二绝缘层的暴露表面蚀刻到第一绝缘层的底表面。 在除去光致抗蚀剂层之后,在阴极层上形成电子发射发射体。