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    • 2. 发明授权
    • Method for forming pattern
    • 形成图案的方法
    • US07883834B2
    • 2011-02-08
    • US12652760
    • 2010-01-06
    • Takuya Hagiwara
    • Takuya Hagiwara
    • G03F7/26G03F1/00H01L21/027
    • G03F7/70466G03F1/70G03F7/70433G03F7/70458H01L21/31144H01L21/76816
    • In an exposure step, a combination of a first photomask and a second mask is used. The first mask has a real pattern corresponding to the pattern actually formed on the film to be processed, and a dummy pattern added for controlling pattern pitch in the first photomask within a prescribed range; and the second photomask has a pattern isolating a real-pattern-formed region from a dummy-pattern-formed region. In forming the pattern, after forming a film to be processed on a substrate, a first mask is formed on the film to be processed, by lithography, using the first photomask, and a second mask is formed on the film to be processed, by lithography, using the second photomask. Thereafter, the film to be processed is etched and removed using the first and second masks as masks to form the pattern.
    • 在曝光步骤中,使用第一光掩模和第二掩模的组合。 第一掩模具有对应于实际形成在待处理的膜上的图案的实际图案,以及添加用于将第一光掩模中的图案间距控制在规定范围内的虚拟图案; 并且第二光掩模具有将实图案形成区域与伪图案形成区域隔离的图案。 在形成图案时,在基板上形成待处理的膜之后,通过光刻法,使用第一光掩模,在待加工的膜上形成第一掩模,并且在被处理膜上形成第二掩模,通过 光刻,使用第二光掩模。 此后,使用第一和第二掩模作为掩模蚀刻并除去待处理的膜以形成图案。
    • 5. 发明授权
    • Method for manufacturing a semiconductor device
    • 半导体器件的制造方法
    • US08530145B2
    • 2013-09-10
    • US12979405
    • 2010-12-28
    • Takuya Hagiwara
    • Takuya Hagiwara
    • G03F7/00G03F1/00
    • G03F7/70466G03F1/70G03F7/70433G03F7/70458H01L21/31144H01L21/76816
    • In an exposure step, a combination of a first photomask and a second mask is used. The first mask has a real pattern corresponding to the pattern actually formed on the film to be processed, and a dummy pattern added for controlling pattern pitch in the first photomask within a prescribed range; and the second photomask has a pattern isolating a real-pattern-formed region from a dummy-pattern-formed region. In forming the pattern, after forming a film to be processed on a substrate, a first mask is formed on the film to be processed,by lithography, using the first photomask, and a second mask is formed on the film to be processed, by lithography, using the second photomask. Thereafter, the film to be processed is etched and removed using the first and second masks as masks to form the pattern.
    • 在曝光步骤中,使用第一光掩模和第二掩模的组合。 第一掩模具有对应于实际形成在待处理的膜上的图案的实际图案,以及添加用于将第一光掩模中的图案间距控制在规定范围内的虚拟图案; 并且第二光掩模具有将实图案形成区域与伪图案形成区域隔离的图案。 在形成图案时,在基板上形成待处理的膜之后,通过光刻法,使用第一光掩模,在待加工的膜上形成第一掩模,并且在被处理膜上形成第二掩模,通过 光刻,使用第二光掩模。 此后,使用第一和第二掩模作为掩模蚀刻并除去待处理的膜以形成图案。
    • 6. 发明授权
    • Method of forming resist pattern
    • 形成抗蚀剂图案的方法
    • US08323879B2
    • 2012-12-04
    • US12720924
    • 2010-03-10
    • Mamoru TeraiTakuya Hagiwara
    • Mamoru TeraiTakuya Hagiwara
    • G03F7/26
    • G03F7/38G03F7/2041G03F7/70341Y10T428/24802
    • The present invention relates to a method of forming a resist pattern for obtaining an electronic device in which a development defect is eliminated, and aims at providing a process that is simple and low-cost, and can impart a high hydrophobicity capable of high-speed scan. It relates to a method of forming a resist pattern including the steps of: providing immersion exposure to a resist film; solubilizing the resist film subjected to the immersion exposure in an alkaline developer; developing the resist film solubilized in the alkaline developer by alkali immersion; and performing a deionized water rinse treatment on the developed resist film in this order, wherein the step of solubilization in the alkaline developer is performed by exposing the resist film subjected to the immersion exposure to ozone gas without irradiating ultraviolet rays (hereinafter, sometimes referred to as ozone treatment).
    • 本发明涉及一种形成抗蚀剂图形的方法,其用于获得其中消除显影缺陷的电子器件,并且旨在提供简单且低成本的工艺,并且可以赋予高速度的高疏水性 扫描 涉及一种形成抗蚀剂图案的方法,包括以下步骤:向抗蚀剂膜提供浸渍曝光; 将浸渍曝光的抗蚀剂膜溶解在碱性显影剂中; 通过碱浸渍显影溶解在碱性显影剂中的抗蚀剂膜; 并对所形成的抗蚀剂膜进行去离子水冲洗处理,其中在碱性显影剂中溶解的步骤是通过将经浸渍曝光的抗蚀剂膜暴露于臭氧气体而不照射紫外线(以下有时称为 作为臭氧处理)。
    • 7. 发明申请
    • Photomask, and method for forming pattern
    • 光掩模和形成图案的方法
    • US20050100799A1
    • 2005-05-12
    • US10974813
    • 2004-10-28
    • Takuya Hagiwara
    • Takuya Hagiwara
    • G03C5/00G03F1/30G03F1/32G03F1/36G03F1/68G03F1/70G03F7/00G03F7/20G03F7/26G03F7/40G03F9/00H01L21/027
    • G03F7/70466G03F1/70G03F7/70433G03F7/70458H01L21/31144H01L21/76816
    • In an exposure step, a combination of a first photomask and a second mask is used. The first mask has a real pattern corresponding to the pattern actually formed on the film to be processed, and a dummy pattern added for controlling pattern pitch in the first photomask within a prescribed range; and the second photomask has a pattern isolating a real-pattern-formed region from a dummy-pattern-formed region. In forming the pattern, after forming a film to be processed on a substrate, a first mask is formed on the film to be processed, by lithography, using the first photomask, and a second mask is formed on the film to be processed, by lithography, using the second photomask. Thereafter, the film to be processed is etched and removed using the first and second masks as masks to form the pattern.
    • 在曝光步骤中,使用第一光掩模和第二掩模的组合。 第一掩模具有对应于实际形成在待处理的膜上的图案的实际图案,以及添加用于将第一光掩模中的图案间距控制在规定范围内的虚拟图案; 并且第二光掩模具有将实图案形成区域与伪图案形成区域隔离的图案。 在形成图案时,在基板上形成待处理的膜之后,通过光刻法,使用第一光掩模,在待加工的膜上形成第一掩模,并且在被处理膜上形成第二掩模,通过 光刻,使用第二光掩模。 此后,使用第一和第二掩模作为掩模蚀刻并除去待处理的膜以形成图案。
    • 8. 发明授权
    • Manufacturing method of semiconductor device
    • 半导体器件的制造方法
    • US08808970B2
    • 2014-08-19
    • US13591214
    • 2012-08-21
    • Takuya Hagiwara
    • Takuya Hagiwara
    • G03F7/26
    • H01L21/0274G03F7/0046G03F7/0392G03F7/0752G03F7/091G03F7/11G03F7/16G03F7/2041G03F7/40H01L21/0271H01L21/0276H01L21/3081H01L21/3083H01L21/31058H01L21/31144H01L21/76232H01L21/76802
    • To improve the manufacturing yield of semiconductor devices. Over a semiconductor wafer, a film to be processed is formed; over that film, an antireflection film is formed; and, over the antireflection film, a resist layer is formed. Then, the resist layer is subjected to liquid immersion exposure, and a development and rinsing process to form a resist pattern. After that, the antireflection film and the film to be processed are etched sequentially using the resist pattern as an etching mask. In the development process of the resist layer, the antireflection film is exposed from parts from which the resist layer has been removed by the development process. When performing a rinsing process after the development, the water repellent property of the surface of the antireflection film exposed from the resist layer is not lower than the water repellent property of the surface of the resist layer.
    • 提高半导体器件的制造成品率。 在半导体晶片上形成被处理膜, 在该膜上形成抗反射膜; 并且在抗反射膜上方形成抗蚀剂层。 然后,对抗蚀剂层进行液浸曝光,并进行显影和漂洗处理以形成抗蚀剂图案。 之后,使用抗蚀剂图案作为蚀刻掩模,顺序地蚀刻防反射膜和待处理的膜。 在抗蚀剂层的显影过程中,抗反射膜通过显影处理从已经除去了抗蚀剂层的部分露出。 在显影后进行漂洗处理时,从抗蚀剂层露出的防反射膜的表面的防水性不低于抗蚀剂层的表面的防水性。