Semiconductor substrate and process for producing it
    1.
    发明授权
    Semiconductor substrate and process for producing it 有权
    半导体衬底及其制造方法

    公开(公告)号:US07491966B2

    公开(公告)日:2009-02-17

    申请号:US11157260

    申请日:2005-06-21

    IPC分类号: H01L29/06

    摘要: A process for producing a semiconductor substrate comprising a carrier wafer and a layer of single-crystalline semiconductor material: a) producing a layer containing recesses at the surface of a donor wafer of single-crystalline semiconductor material, b) joining the surface of the donor wafer containing recesses to the carrier wafer, c) heat treating to close the recesses at the interface between the carrier wafer and the donor wafer to form a layer of cavities within the donor wafer, and d) splitting the donor wafer along the layer of cavities, resulting in a layer of semiconductor material on the carrier wafer. Semiconductor substrates prepared thusly may have a single-crystalline semiconductor layer having a thickness of 100 nm or less, a layer thickness uniformity of 5% or less, and an HF defect density of 0.02/cm2 or less.

    摘要翻译: 一种制造半导体衬底的方法,包括载体晶片和单晶半导体材料层:a)在单晶半导体材料的施主晶片的表面上产生包含凹陷的层,b)将所述供体的表面 晶片容纳凹槽到载体晶片,c)热处理以封闭载体晶片和施主晶片之间的界面处的凹槽,以在施主晶片内形成一层空腔,以及d)沿着该空腔层分裂施主晶片 ,从而在载体晶片上产生一层半导体材料。 因此制备的半导体衬底可以具有厚度为100nm以下,层厚均匀度为5%以下,HF缺陷密度为0.02 / cm 2以下的单晶半导体层。

    Film or layer made of semi-conductive material and method for producing said film or layer
    2.
    发明授权
    Film or layer made of semi-conductive material and method for producing said film or layer 有权
    由半导体材料制成的薄膜或层及其制造方法

    公开(公告)号:US07052948B2

    公开(公告)日:2006-05-30

    申请号:US10481537

    申请日:2002-06-27

    IPC分类号: H01L21/8238

    CPC分类号: H01L21/3223 H01L21/76251

    摘要: The invention relates to a film or a layer made of semi-conducting material with low defect density in the thin layer, and a SOI-disk with a thin silicon layer exhibiting low surface roughness, defect density and thickness variations. The invention also relates to a method for producing a film or a layer made of semi-conductive material. Said method comprises the following steps: a) producing structures from a semi-conductive material with periodically repeated recesses which have a given geometrical structure, b) thermally treating the surface structured material until a layer with periodically repeated hollow spaces is formed under a closed layer on the surface of the material, c) separating the closed layer on the surface along the layer of hollow spaces from the remainder of the semi-conductive material.

    摘要翻译: 本发明涉及在薄层中具有低缺陷密度的半导体材料制成的膜或层,以及具有低表面粗糙度,缺陷密度和厚度变化的薄硅层的SOI-盘。 本发明还涉及一种制造薄膜或由半导体材料制成的层的方法。 所述方法包括以下步骤:a)从具有给定几何结构的周期性重复凹槽的半导体材料制造结构,b)热处理表面结构材料,直到形成具有周期性重复的中空空间的层, 在所述材料的表面上,c)沿着所述中空空间层与所述半导体材料的其余部分分离所述表面上的所述封闭层。

    Semiconductor substrate and process for producing it
    3.
    发明申请
    Semiconductor substrate and process for producing it 失效
    半导体衬底及其制造方法

    公开(公告)号:US20060097317A1

    公开(公告)日:2006-05-11

    申请号:US11266164

    申请日:2005-11-03

    IPC分类号: H01L27/12 H01L31/117

    摘要: A semiconductor substrate useful as a donor wafer is a single-crystal silicon wafer having a relaxed, single-crystal layer containing silicon and germanium on its surface, the germanium content at the surface of the layer being in the range from 10% by weight to 100% by weight, and a layer of periodically arranged cavities below the surface. The invention also relates to a process for producing this semiconductor substrate and to an sSOI wafer produced from this semiconductor substrate.

    摘要翻译: 可用作施主晶片的半导体衬底是其表面上具有含有硅和锗的松弛的单晶层的单晶硅晶片,该层表面的锗含量在10重量%至 100重量%,以及在表面下面的周期性排列的空腔层。 本发明还涉及一种用于制造该半导体衬底和由该半导体衬底制造的sSOI晶片的方法。

    Semiconductor substrate and process for producing it
    4.
    发明申请
    Semiconductor substrate and process for producing it 有权
    半导体衬底及其制造方法

    公开(公告)号:US20050287767A1

    公开(公告)日:2005-12-29

    申请号:US11157260

    申请日:2005-06-21

    摘要: A process for producing a semiconductor substrate comprising a carrier wafer and a layer of single-crystalline semiconductor material: a) producing a layer containing recesses at the surface of a donor wafer of single-crystalline semiconductor material, b) joining the surface of the donor wafer containing recesses to the carrier wafer, c) heat treating to close the recesses at the interface between the carrier wafer and the donor wafer to form a layer of cavities within the donor wafer, and d) splitting the donor wafer along the layer of cavities, resulting in a layer of semiconductor material on the carrier wafer. Semiconductor substrates prepared thusly may have a single-crystalline semiconductor layer having a thickness of 100 nm or less, a layer thickness uniformity of 5% or less, and an HF defect density of 0.02/cm2 or less.

    摘要翻译: 一种制造半导体衬底的方法,包括载体晶片和单晶半导体材料层:a)在单晶半导体材料的施主晶片的表面上产生包含凹陷的层,b)将所述供体的表面 晶片容纳凹槽到载体晶片,c)热处理以封闭载体晶片和施主晶片之间的界面处的凹槽,以在施主晶片内形成一层空腔,以及d)沿着该空腔层分裂施主晶片 ,从而在载体晶片上产生一层半导体材料。 因此制备的半导体衬底可以具有厚度为100nm以下,层厚均匀度为5%以下,HF缺陷密度为0.02 / cm 2以下的单晶半导体层 。

    Multilayered Semiconductor Wafer and Process For Manufacturing The Same
    5.
    发明申请
    Multilayered Semiconductor Wafer and Process For Manufacturing The Same 失效
    多层半导体晶圆及其制造工艺相同

    公开(公告)号:US20110316003A1

    公开(公告)日:2011-12-29

    申请号:US13225826

    申请日:2011-09-06

    IPC分类号: H01L29/12 B82Y99/00

    CPC分类号: H01L21/76254

    摘要: Silicon carbide substrate wafers are prepared by transferring a monocrystalline silicon layer from a donor wafer onto a handle wafer, the silicon layer being implanted with carbon and annealed to form a monocrystalline SiC layer prior to or after transfer of the silicon layer.

    摘要翻译: 通过将单晶硅层从施主晶片转移到处理晶片上来制备碳化硅衬底晶片,硅层被注入碳并在硅层转移之前或之后退火以形成单晶SiC层。

    Semiconductor Substrate And Process For Producing It
    6.
    发明申请
    Semiconductor Substrate And Process For Producing It 有权
    半导体基板及其生产工艺

    公开(公告)号:US20090065891A1

    公开(公告)日:2009-03-12

    申请号:US12270042

    申请日:2008-11-13

    IPC分类号: H01L21/762 H01L27/12

    摘要: A process for producing a semiconductor substrate comprising a carrier wafer and a layer of single-crystalline semiconductor material:a) producing a layer containing recesses at the surface of a donor wafer of single-crystalline semiconductor material,b) joining the surface of the donor wafer containing recesses to the carrier wafer,c) heat treating to close the recesses at the interface between the carrier wafer and the donor wafer to form a layer of cavities within the donor wafer, andd) splitting the donor wafer along the layer of cavities, resulting in a layer of semiconductor material on the carrier wafer. Semiconductor substrates prepared thusly may have a single-crystalline semiconductor layer having a thickness of 100 nm or less, a layer thickness uniformity of 5% or less, and an HF defect density of 0.02/cm2 or less.

    摘要翻译: 一种制造半导体衬底的方法,包括载体晶片和单晶半导体材料层:a)在单晶半导体材料的施主晶片的表面上产生包含凹陷的层,b)将所述供体的表面 晶片容纳凹槽到载体晶片,c)热处理以封闭载体晶片和施主晶片之间的界面处的凹槽,以在施主晶片内形成一层空腔,以及d)沿着该空腔层分裂施主晶片 ,从而在载体晶片上产生一层半导体材料。 因此制备的半导体衬底可以具有厚度为100nm以下,层厚均匀度为5%以下,HF缺陷密度为0.02 / cm 2以下的单晶半导体层。

    Method And Apparatus For The Treatment Of A Semiconductor Wafer
    7.
    发明申请
    Method And Apparatus For The Treatment Of A Semiconductor Wafer 有权
    用于半导体晶片处理的方法和装置

    公开(公告)号:US20070267142A1

    公开(公告)日:2007-11-22

    申请号:US11749938

    申请日:2007-05-17

    IPC分类号: G01L21/30 H01L21/306

    摘要: Treatment of a semiconductor wafer employs: a) position-dependent measuring of a parameter characterizing the semiconductor wafer to determine a position-dependent value of the parameter over an entire surface of the semiconductor wafer, b) oxidizing the entire surface of the semiconductor wafer under the action of an oxidizing agent with simultaneous exposure of the entire surface, the oxidation rate and thus the thickness of the resulting oxide layer dependent on the light intensity at the surface of the semiconductor wafer, and c) removing of the oxide layer, the light intensity in step b) predefined in a position-dependent manner such that differences in the position-dependent values of the parameter measured are reduced by the position-dependent oxidation rate resulting in step b) and subsequent removal of the oxide layer in step c).

    摘要翻译: 半导体晶片的处理采用:a)表征半导体晶片的参数的位置相关测量,以确定参数在半导体晶片的整个表面上的位置相关值,b)氧化半导体晶片的整个表面 氧化剂同时暴露整个表面的氧化速率,氧化速率以及所得氧化物层的厚度取决于半导体晶片的表面处的光强度,以及c)去除氧化物层,光 步骤b)中的强度以位置相关方式预定义,使得所测量的参数的位置相关值的差异通过位置依赖氧化速率降低,导致步骤b)并随后在步骤c)中去除氧化物层, 。

    MULTILAYERED SEMICONDUCTOR WAFER AND PROCESS FOR MANUFACTURING THE SAME
    9.
    发明申请
    MULTILAYERED SEMICONDUCTOR WAFER AND PROCESS FOR MANUFACTURING THE SAME 有权
    多层半导体晶片及其制造方法

    公开(公告)号:US20090321747A1

    公开(公告)日:2009-12-31

    申请号:US12438818

    申请日:2007-08-22

    IPC分类号: H01L29/24 H01L21/30

    CPC分类号: H01L21/76254

    摘要: The invention relates to a process for manufacturing a multilayered semiconductor wafer comprising a handle wafer (5) and a layer (40) comprising silicon carbide bonded to the handle wafer (5), the process comprising the steps of: a) providing a handle wafer (5), b) providing a donor wafer (1) comprising a donor layer (2) and a remainder (3) of the donor wafer, the donor layer (2) comprising monocrystalline silicon, e) bonding the donor layer (2) of the donor wafer (1) to the handle wafer (5), and f) removing the remainder (3) of the donor wafer in order to expose the donor layer (2) which remains bonded to the handle wafer (5), the process being characterized by further steps of c) implanting carbon ions into the donor layer (2) in order to produce a layer (4) comprising implanted carbon, and d) heat-treating the donor layer (2) comprising the layer (4) comprising implanted carbon in order to form a silicon carbide donor layer (44) in at least part of the donor layer (2). The invention also relates to a multilayered semiconductor wafer comprising a handle wafer (5) and a silicon carbide donor layer (44) which is bonded to the handle wafer (5), wherein the silicon carbide donor layer (44) is free of twins and free of additional silicon carbide polytypes, as determined by X-ray diffraction.

    摘要翻译: 本发明涉及一种用于制造多层半导体晶片的方法,其包括处理晶片(5)和包含结合到所述处理晶片(5)的碳化硅的层(40),所述方法包括以下步骤:a)提供处理晶片 (5),b)提供包括施主晶片的施主层(2)和剩余部分(3)的施主晶片(1),施主层(2)包括单晶硅,e)将施主层(2) 以及f)去除施主晶片的剩余部分(3),以便露出与晶片(5)保持接合的施主层(2),所述施主晶片(1) 方法的特征在于进一步的步骤,c)将碳离子注入施主层(2)以产生包含植入碳的层(4),和d)热处理包含该层(4)的施主层(2) 包括植入碳以便在施主层(2)的至少一部分中形成碳化硅施体层(44)。 本发明还涉及包括处理晶片(5)和结合到处理晶片(5)的碳化硅施体层(44)的多层半导体晶片,其中碳化硅施体层(44)不含双胞胎, 没有额外的碳化硅多型,通过X射线衍射测定。

    Semiconductor substrate and process for producing it
    10.
    发明授权
    Semiconductor substrate and process for producing it 失效
    半导体衬底及其制造方法

    公开(公告)号:US07279700B2

    公开(公告)日:2007-10-09

    申请号:US11266164

    申请日:2005-11-03

    IPC分类号: H01L29/06

    摘要: A semiconductor substrate useful as a donor wafer is a single-crystal silicon wafer having a relaxed, single-crystal layer containing silicon and germanium on its surface, the germanium content at the surface of the layer being in the range from 10% by weight to 100% by weight, and a layer of periodically arranged cavities below the surface. The invention also relates to a process for producing this semiconductor substrate and to an sSOI wafer produced from this semiconductor substrate.

    摘要翻译: 可用作施主晶片的半导体衬底是其表面上具有含有硅和锗的松弛的单晶层的单晶硅晶片,该层表面的锗含量在10重量%至 100重量%,以及在表面下面的周期性排列的空腔层。 本发明还涉及一种用于制造该半导体衬底和由该半导体衬底制造的sSOI晶片的方法。