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    • 2. 发明授权
    • Method for producing silicon film-transferred insulator wafer
    • 生产硅膜转移绝缘体晶圆的方法
    • US08138064B2
    • 2012-03-20
    • US12922569
    • 2009-10-29
    • Shoji AkiyamaYoshihiro KubotaAtsuo ItoMakoto KawaiKouichi TanakaYuji TobisakaYoshihiro Nojima
    • Shoji AkiyamaYoshihiro KubotaAtsuo ItoMakoto KawaiKouichi TanakaYuji TobisakaYoshihiro Nojima
    • H01L21/304
    • H01L21/76254H01L21/76256
    • A method for producing a silicon film-transferred insulator wafer is disclosed. The method includes a surface activation step of performing a surface activation treatment on at least one of a surface of an insulator wafer and a hydrogen ion-implanted surface of a single crystal silicon wafer into which a hydrogen ion has been implanted to form a hydrogen ion-implanted layer; a bonding step that bonds the hydrogen ion-implanted surface to the surface of the insulator wafer to obtain bonded wafers; a first heating step that heats the bonded wafers; a grinding and/or etching step of grinding and/or etching a surface of a single crystal silicon wafer side of the bonded wafers; a second heating step that heats the bonded wafers; and a detachment step to detach the hydrogen ion-implanted layer by applying a mechanical impact to the hydrogen ion-implanted layer of the bonded wafers thus heated at the second temperature.
    • 公开了一种用于制造硅膜转移绝缘体晶片的方法。 该方法包括对绝缘体晶片的表面和注入氢离子形成氢离子的单晶硅晶片的氢离子注入表面中的至少一个进行表面活化处理的表面活化步骤 植皮层 键合步骤,将氢离子注入表面结合到绝缘体晶片的表面以获得接合的晶片; 加热接合晶片的第一加热步骤; 研磨和/或蚀刻步骤,研磨和/或蚀刻接合晶片的单晶硅晶片侧的表面; 第二加热步骤,加热粘合的晶片; 以及通过对在第二温度下加热的接合晶片的氢离子注入层施加机械冲击来分离氢离子注入层的分离步骤。
    • 3. 发明申请
    • METHOD FOR PRODUCING SILICON FILM TRANSFERRED INSULATOR WAFTER
    • 生产硅膜转移绝缘子波导的方法
    • US20110014775A1
    • 2011-01-20
    • US12922569
    • 2009-10-29
    • Shoji AkiyamaYoshihiro KubotaAtsuo ItoMakoto KawaiKouichi TanakaYuji TobisakaYoshihiro Nojima
    • Shoji AkiyamaYoshihiro KubotaAtsuo ItoMakoto KawaiKouichi TanakaYuji TobisakaYoshihiro Nojima
    • H01L21/304
    • H01L21/76254H01L21/76256
    • [PROBLEM] Provided is a method for producing an SOI wafer which the method can prevent occurrence of thermal strain, detachment, crack and the like attributed to a difference in thermal expansion coefficients between the insulating substrate and the SOI layer and also improve the uniformity of film thickness of the SOI layer.[MEANS FOR SOLVING THE PROBLEM] Provided is a method for producing an SOI wafer comprising steps of: performing a surface activation treatment on at least one of a surface of an insulator wafer and a hydrogen ion-implanted surface of a single crystal silicon wafer having a hydrogen ion-implanted layer; bonding the hydrogen ion-implanted surface to the surface of the insulator wafer to obtain bonded wafers; heating the bonded wafers at a first temperature; grinding and/or etching a surface of a single crystal silicon wafer side of the bonded wafers thus heated so as to thin the single crystal silicon wafer of the bonded wafers; heating the bonded wafers thus ground and/or etched at a second temperature which is higher the first temperature; and performing detachment at the hydrogen ion-implanted layer by applying a mechanical impact to the hydrogen ion-implanted layer of the bonded wafers thus heated at the second temperature.
    • [问题]提供一种用于制造SOI晶片的方法,该方法可以防止由于绝缘基板和SOI层之间的热膨胀系数的差异而引起的热应变,剥离,裂纹等的发生,并且还提高了 SOI层的膜厚度。 解决问题的手段提供一种SOI晶片的制造方法,包括以下步骤:对绝缘体晶片的表面和具有单晶硅晶片的氢离子注入表面中的至少一个进行表面活化处理,所述单晶硅晶片具有 氢离子注入层; 将氢离子注入表面接合到绝缘体晶片的表面以获得接合晶片; 在第一温度下加热接合的晶片; 研磨和/或蚀刻如此加热的接合晶片的单晶硅晶片侧的表面,以使结合晶片的单晶硅晶片变薄; 加热接合的晶片,从而在第一温度较高的第二温度下进行研磨和/或蚀刻; 并且通过对在第二温度下加热的接合晶片的氢离子注入层施加机械冲击,在氢离子注入层处进行脱离。
    • 6. 发明授权
    • Method for preparing substrate having monocrystalline film
    • 制备具有单晶膜的衬底的方法
    • US08030176B2
    • 2011-10-04
    • US12380090
    • 2009-02-24
    • Yoshihiro KubotaMakoto KawaiKouichi TanakaYuji TobisakaShoji AkiyamaYoshihiro Nojima
    • Yoshihiro KubotaMakoto KawaiKouichi TanakaYuji TobisakaShoji AkiyamaYoshihiro Nojima
    • H01L21/46
    • C30B31/20C30B19/12C30B23/025C30B25/183C30B29/04C30B29/06C30B29/16C30B29/36C30B29/40C30B33/02C30B33/06H01L21/76254
    • Provided is a method for easily preparing a substrate comprising a monocrystalline film thereon or thereabove with almost no crystal defects without using a special substrate. More specifically, provided is a method for preparing a substrate comprising a monocrystalline film formed on or above a handle substrate, the method comprising: a step A of providing a donor substrate and the handle substrate; a step B of growing a monocrystalline layer on the donor substrate; a step C of implanting ions into the monocrystalline layer on the donor substrate so as to form an ion-implanted layer; a step D of bonding a surface of the monocrystalline layer of the ion-implanted donor substrate to a surface of the handle substrate; and a step E of peeling the bonded donor substrate at the ion-implanted layer existing in the monocrystalline layer so as to form the monocrystalline film on or above the handle substrate; wherein at least the steps A to E are repeated by using the handle substrate having the monocrystalline film formed thereon or thereabove as a donor substrate.
    • 提供一种在不使用特殊基板的情况下容易地制备其上或其上的单晶膜几乎没有晶体缺陷的基板的方法。 更具体地,提供了一种制备包括在手柄基板上或上方形成的单晶膜的基板的方法,所述方法包括:提供施主基板和所述手柄基板的工序A; 在施主衬底上生长单晶层的步骤B; 将离子注入施主衬底上的单晶层中以形成离子注入层的步骤C; 将离子注入的施主基板的单晶层的表面接合到手柄基板的表面的工序D; 以及在存在于单晶层中的离子注入层剥离键合的供体基板以在手柄基板上或上方形成单晶膜的步骤E; 其中通过使用其上形成有单晶膜的处理衬底或其上方作为施主衬底来重复步骤A至E的至少一个。