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    • 19. 发明授权
    • Electron beam exposure apparatus
    • 电子束曝光装置
    • US6054713A
    • 2000-04-25
    • US13304
    • 1998-01-26
    • Akira MiyakeMasato MurakiMasahiko OkunukiShigeru TerashimaShin Matsui
    • Akira MiyakeMasato MurakiMasahiko OkunukiShigeru TerashimaShin Matsui
    • G03F7/20H01J37/317H01L21/027H01J37/30
    • B82Y10/00B82Y40/00G03F7/70375H01J37/3175H01J2237/31779
    • An electron beam exposure apparatus, which illuminates a mask with light emitted by a light source, photoelectrically converts the light patterned by the mask using a photoelectric converter, and exposes an object to be exposed with a patterned electron beam emitted by the photoelectric converter. The apparatus includes an electron optical system for imaging the electron beam emitted by the photoelectric converter onto the object, an axial shifter for shifting an optical center of the electron optical system in a direction perpendicular to an optical axis, an axial deflector for deflecting the electron beam that propagates in the electron optical system, a region limiter for limiting a region of the mask to be projected onto the object via the photoelectric converter and the electron optical system to a partial region of the mask, and a scan controller for scanning the object with the region-limited electron beam by changing the partial region to be limited while controlling the axial shifter and axial deflector.
    • 用光源发出的光照射掩模的电子束曝光装置使用光电转换器对由掩模图案化的光进行光电转换,并用由光电转换器发射的图案化电子束曝光待曝光的物体。 该装置包括用于将由光电转换器发射的电子束成像到物体上的电子光学系统,用于沿垂直于光轴移动电子光学系统的光学中心的轴向移动器,用于偏转电子的轴向偏转器 在电子光学系统中传播的光束,用于将要经由光电转换器和电子光学系统投射到物体上的掩模的区域限制到掩模的部分区域的区域限制器,以及用于扫描物体的扫描控制器 通过在控制轴向移位器和轴向偏转器的同时改变局部区域来限制电子束区域。