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    • 3. 发明申请
    • METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE
    • 制造半导体器件的方法
    • US20120238098A1
    • 2012-09-20
    • US13512372
    • 2010-11-17
    • Shuichiro UdaKoji MaruyamaYusuke Hirayama
    • Shuichiro UdaKoji MaruyamaYusuke Hirayama
    • H01L21/308
    • H01L21/3065
    • A method for manufacturing a semiconductor device for forming a deep hole in a substrate by using a photoresist film formed on the substrate includes a positioning step of positioning a substrate inside an etching chamber, the substrate having a photoresist film including an opening part formed thereon, a first etching step of performing plasma etching on the substrate positioned inside the etching chamber by using a first mixed gas including at least SiF4 and O2 with the photoresist film as a mask, and a second etching step of forming a hole in the substrate by performing plasma etching on the substrate by using a second mixed gas including at least SF6, O2, and HBr after the first etching step.
    • 通过使用形成在基板上的光致抗蚀剂膜来制造用于在基板中形成深孔的半导体器件的方法包括:将蚀刻室内的基板定位的定位步骤,所述基板具有包括形成在其上的开口部的光致抗蚀剂膜, 第一蚀刻步骤,通过使用至少包含SiF 4和O 2的第一混合气体与光致抗蚀剂膜作为掩模,在位于蚀刻室内的基板上进行等离子体蚀刻;以及第二蚀刻步骤,通过执行在基板中形成孔 在第一蚀刻步骤之后通过使用至少包括SF 6,O 2和HBr的第二混合气体在衬底上进行等离子体蚀刻。
    • 6. 发明授权
    • Etching method and computer-readable storage medium
    • 蚀刻方法和计算机可读存储介质
    • US07405162B2
    • 2008-07-29
    • US11231979
    • 2005-09-22
    • Koji MaruyamaYusuke HirayamaNozomi HiraiTakanori Mimura
    • Koji MaruyamaYusuke HirayamaNozomi HiraiTakanori Mimura
    • H01L21/302
    • H01L21/32132
    • An etching method forms an opening with a substantially vertical profile extending to a stopper layer by performing an etching with a plasma of an etching gas acting on an object to be processed loaded in an evacuable processing vessel, wherein the object has a mask layer of a predetermined pattern, a silicon layer to be etched formed below the mask layer and the stopper layer formed below the silicon layer. The etching method includes a first etching process for forming an opening with a tapered wall surface in the silicon layer by using a first etching gas including a fluorine-containing gas and O2 but not HBr; and a second etching process for etching the opening by using a second etching gas including a fluorine-containing gas, O2 and HBr.
    • 蚀刻方法通过用作用在可抽出的处理容器中的被处理物体上的蚀刻气体的等离子体进行蚀刻,形成具有延伸到阻挡层的基本上垂直的剖面的开口,其中该物体具有掩模层 预定图案,在掩模层下形成的待蚀刻硅层和形成在硅层下面的阻挡层。 蚀刻方法包括通过使用包含含氟气体而不是HBr的第一蚀刻气体在硅层中形成具有锥形壁表面的开口的第一蚀刻工艺; 以及通过使用包括含氟气体O 2 H 2和HBr的第二蚀刻气体蚀刻开口的第二蚀刻工艺。
    • 7. 发明申请
    • PLASMA ETCHING METHOD
    • 等离子体蚀刻法
    • US20140134846A1
    • 2014-05-15
    • US14131704
    • 2012-07-10
    • Yusuke HirayamaKazuhito Tohnoe
    • Yusuke HirayamaKazuhito Tohnoe
    • H01L21/3065
    • H01L21/3065H01J37/32082H01J37/3266H01L21/30655H01L21/3081H01L21/31116H01L21/31138H01L21/76898
    • A plasma etching method is provided for forming a hole using a first processing gas to etch a silicon layer of a substrate to be processed including a silicon oxide film that is formed into a predetermined pattern. The method includes a first depositing step (S11) of depositing a protective film on a surface of the silicon oxide film using a second processing gas containing carbon monoxide gas, a first etching step (S12) of etching the silicon layer using the first processing gas, a second depositing step (S13) of depositing the protective film on a side wall of a hole etched by the first etching step using the second processing gas, and a second etching step (S14) of further etching the silicon layer using the first processing gas. The second depositing step (S13) and the second etching step (S14) are alternately repeated at least two times each.
    • 提供了一种等离子体蚀刻方法,用于使用第一处理气体形成孔,以蚀刻包括形成为预定图案的氧化硅膜的待处理衬底的硅层。 该方法包括使用含有一氧化碳气体的第二处理气体在氧化硅膜的表面上沉积保护膜的第一沉积步骤(S11),使用第一处理气体蚀刻硅层的第一蚀刻步骤(S12) ,第二沉积步骤(S13),其使用第二处理气体将保护膜沉积在通过第一蚀刻步骤蚀刻的孔的侧壁上;以及第二蚀刻步骤(S14),使用第一处理进一步蚀刻硅层 加油站。 第二沉积步骤(S13)和第二蚀刻步骤(S14)交替重复至少两次。
    • 9. 发明申请
    • Etching method and computer-readable storage medium
    • 蚀刻方法和计算机可读存储介质
    • US20060063385A1
    • 2006-03-23
    • US11231979
    • 2005-09-22
    • Koji MaruyamaYusuke HirayamaNozomi HiraiTakanori Mimura
    • Koji MaruyamaYusuke HirayamaNozomi HiraiTakanori Mimura
    • H01L21/302H01L21/461
    • H01L21/32132
    • An etching method forms an opening with a substantially vertical profile extending to a stopper layer by performing an etching with a plasma of an etching gas acting on an object to be processed loaded in an evacuable processing vessel, wherein the object has a mask layer of a predetermined pattern, a silicon layer to be etched formed below the mask layer and the stopper layer formed below the silicon layer. The etching method includes a first etching process for forming an opening with a tapered wall surface in the silicon layer by using a first etching gas including a fluorine-containing gas and O2 but not HBr; and a second etching process for etching the opening by using a second etching gas including a fluorine-containing gas, O2 and HBr.
    • 蚀刻方法通过用作用在可抽出的处理容器中的被处理物体上的蚀刻气体的等离子体进行蚀刻,形成具有延伸到阻挡层的基本上垂直的剖面的开口,其中该物体具有掩模层 预定图案,在掩模层下形成的待蚀刻硅层和形成在硅层下面的阻挡层。 蚀刻方法包括通过使用包含含氟气体而不是HBr的第一蚀刻气体在硅层中形成具有锥形壁表面的开口的第一蚀刻工艺; 以及通过使用包括含氟气体O 2 H 2和HBr的第二蚀刻气体蚀刻开口的第二蚀刻工艺。
    • 10. 发明授权
    • Method for manufacturing semiconductor device
    • 制造半导体器件的方法
    • US08716144B2
    • 2014-05-06
    • US13512372
    • 2010-11-17
    • Shuichiro UdaKoji MaruyamaYusuke Hirayama
    • Shuichiro UdaKoji MaruyamaYusuke Hirayama
    • H01L21/302
    • H01L21/3065
    • A method for manufacturing a semiconductor device for forming a deep hole in a substrate by using a photoresist film formed on the substrate includes a positioning step of positioning a substrate inside an etching chamber, the substrate having a photoresist film including an opening part formed thereon, a first etching step of performing plasma etching on the substrate positioned inside the etching chamber by using a first mixed gas including at least SiF4 and O2 with the photoresist film as a mask, and a second etching step of forming a hole in the substrate by performing plasma etching on the substrate by using a second mixed gas including at least SF6, O2, and HBr after the first etching step.
    • 通过使用形成在基板上的光致抗蚀剂膜来制造用于在基板中形成深孔的半导体器件的方法包括:将蚀刻室内的基板定位的定位步骤,所述基板具有包括形成在其上的开口部的光致抗蚀剂膜, 第一蚀刻步骤,通过使用至少包含SiF 4和O 2的第一混合气体与光致抗蚀剂膜作为掩模,在位于蚀刻室内的基板上进行等离子体蚀刻;以及第二蚀刻步骤,通过执行在基板中形成孔 在第一蚀刻步骤之后通过使用至少包括SF 6,O 2和HBr的第二混合气体在衬底上进行等离子体蚀刻。