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    • 72. 发明公开
    • Method of fabricating high density sub-lithographic features on a substrate
    • Verfahren zur Herstellung von sublithographischen,hoghintegrieten Strukturen auf einem Substrat
    • EP1359613A2
    • 2003-11-05
    • EP03252668.3
    • 2003-04-28
    • Hewlett-Packard Company
    • Anthony, Thomas C.
    • H01L21/308H01L21/033
    • B82Y10/00B82Y40/00G03F7/0002G03F7/0005H01L21/0337
    • A method of fabricating high density sub-lithographic features is disclosed. The method includes the use of common microelectronic processes including sub-lithographic spacer formation and Damascene processes to form a plurality of sub-lithographic spacers (33, 53, 83, 93) on vertical side wall surfaces of features carried by a substrate (11, 71). The sub-lithographic spacers (33, 53, 83, 93) have a period that is less than a minimum resolution λ of a lithographic system. The density of features, including the sub-lithographic spacers (33, 53, 83, 93), within a minimum resolution λ of the lithographic system, can be increased by subsequent depositions of material, followed by anisotropic etching to selectively remove horizontal surfaces of the deposited material. Optionally, the spacer materials can be conformally deposited.
    • 公开了一种制造高密度亚光刻特征的方法。 该方法包括使用通常的微电子工艺,包括亚光刻间隔物形成和镶嵌工艺,以在衬底(11,11)承载的特征的垂直侧壁表面上形成多个亚光刻间隔物(33,53,83,93) 71)。 亚光刻间隔物(33,53,83,93)具有小于光刻系统的最小分辨率λ的周期。 在光刻系统的最小分辨率λ内的特征的密度(包括亚光刻间隔物(33,53,83,93))可以通过随后的材料沉积而增加,随后进行各向异性蚀刻以选择性地去除 沉积材料。 任选地,间隔物材料可以共形沉积。
    • 80. 发明公开
    • Fabrication method with energy beam and fabrication apparatus therewith
    • Herstellungsverfahren mit einemEnergiebündelund Einrichtungdafür
    • EP0732624A3
    • 1998-03-11
    • EP96104171.2
    • 1996-03-15
    • EBARA CORPORATIONHatamura, Yotaro
    • Hatakeyama, MasahiroIchiki, KatsunoriKato, TakaoHatamura, YotaroNakao, Masayuki
    • G03F7/00H01L21/033
    • H01L21/3086G03F7/001G03F7/2037G03F7/70358H01J9/025H01J2209/0223H01L21/0331H01L21/0337
    • A method and apparatus are presented for producing a three-dimensional ultra-fine micro-fabricated structures of the order of µm and less for use in advanced optical communication systems and quantum effect devices. The basic components are an energy beam source, a mask member and a specimen stage. Because the mask member is an independent component, various combinations of relative movements of the mask member with respect to the beam axis and/or workpiece can be made with high precision to produce curved or slanted surfaces on a workpiece, thereby producing a multiple lines or array of convex or concave micro-lenses. Other examples of fine-structures include deposition of thin films on a multiple line pattern or in an array pattern. Because of the flexibility of fabrication method and material of fabrication, labyrinth seals having curved surface with grooved structure can be used as friction reduction means for bearing components. The fine groove dimensions of the order of nm is possible. Energy beams can be any of fast atomic beams, ion beams, electron beam, laser beams, radiation beams, X-ray beams and radical particle beams. Parallel beams are often used, but when a focused beam is used, a technique of reduced projection imaging can be utilized to produce a fine-structure of the order of nm.
    • 本发明提供一种用于制造用于先进光通信系统和量子效应器件的数量级以下的三维超微细微结构的方法和装置。 基本部件是能量束源,掩模构件和样品台。 由于掩模构件是独立的部件,所以可以高精度地制造掩模构件相对于射束轴线和/或工件的相对运动的各种组合,以在工件上产生弯曲或倾斜的表面,从而产生多条线或 阵列的凸或微型微透镜。 精细结构的其他实例包括在多线图案或阵列图案中沉积薄膜。 由于制造方法和制造材料的灵活性,具有带槽结构的曲面的迷宫式密封件可用作轴承部件的摩擦减小装置。 nm的细槽尺寸是可能的。 能量束可以是快速原子束,离子束,电子束,激光束,辐射束,X射线束和自由基粒子束中的任何一种。 通常使用平行光束,但是当使用聚焦光束时,可以利用减小投影成像的技术来产生nm数量级的精细结构。