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    • 22. 发明授权
    • Semiconductor structure with smoothed surface and process for obtaining such a structure
    • 具有平滑表面的半导体结构和用于获得这种结构的工艺
    • US08492877B2
    • 2013-07-23
    • US13349263
    • 2012-01-12
    • Michel Bruel
    • Michel Bruel
    • H01L29/30
    • H01L21/302H01L21/268H01L21/3247H01L21/76254
    • The present invention relates to a process for smoothing the surface of a semiconductor wafer by fusion. The process includes defining a reference length which dimensions wafer surface roughness that is to be reduced or removed, and scanning the surface with a fusion beam while adjusting parameters of the fusion beam so as to fuse, during the scanning of the surface, a local surface zone of the wafer whose length is greater than or equal to the reference length, with the scanning continued to smooth the entire surface of the wafer by eliminating surface roughnesses of period lower than the reference length. The present invention also relates to a semiconductor wafer having a surface layer made of a semiconducting material that is smoothed by the process and that does not exhibit any roughness of period lower than the reference length.
    • 本发明涉及通过熔化来平滑半导体晶片的表面的工艺。 该过程包括定义参考长度,其缩小待削减或去除的晶片表面粗糙度,以及在调整熔合束的参数的同时用熔融光束扫描表面,从而在扫描表面期间熔化局部表面 长度大于或等于参考长度的晶片的区域,扫描通过消除低于参考长度的周期的表面粗糙度,继续平滑晶片的整个表面。 本发明还涉及一种半导体晶片,其具有由半导体材料制成的表面层,该表面层通过该工艺平滑,并且不显示比参考长度低的周期的粗糙度。
    • 23. 发明授权
    • Method for heating a wafer by means of a light flux
    • 通过光通量加热晶片的方法
    • US08324530B2
    • 2012-12-04
    • US12680880
    • 2008-09-26
    • Michel Bruel
    • Michel Bruel
    • B23K26/00
    • H01L21/268
    • A method for heating a wafer that has at least one layer to be heated and a sub-layer. The method includes applying at least one light flux pulse to the wafer for heating the at least one layer in a manner such that the absorption coefficient of the flux by the layer is low as long as the temperature of the layer to be heated is in the low temperature range (PBT) but the absorption coefficient increases significantly when the temperature of the layer enters a high temperature range (PHT). Also, a sub-layer is selected such that the absorption coefficient of the applied light flux at the selected wavelength is high in the low temperature range (PBT) and the temperature enters the high temperature range (PHT) when the sub-layer is subjected to the light flux. The application of the light flux achieves improved heating of the wafer.
    • 一种用于加热具有至少一层待加热层和子层的晶片的方法。 该方法包括将至少一个光通量脉冲施加到晶片上以加热至少一层,使得该层的焊剂的吸收系数低,只要被加热层的温度在 低温范围(PBT),但当层的温度进入高温范围(PHT)时吸收系数显着增加。 此外,选择子层,使得在低温范围(PBT)中所选波长的被施加光束的吸收系数高,并且当子层受到时,温度进入高温范围(PHT) 到光通量。 光通量的应用实现了晶片的加热。
    • 24. 发明申请
    • PROCESS FOR THE TRANSFER OF A THIN FILM COMPRISING AN INCLUSION CREATION STEP
    • 包含包含创建步骤的薄膜转移过程
    • US20110092051A1
    • 2011-04-21
    • US12977757
    • 2010-12-23
    • Hubert MoriceauMichel BruelBernard AsparChristophe Maleville
    • Hubert MoriceauMichel BruelBernard AsparChristophe Maleville
    • H01L21/302H01L21/306H01L21/31
    • H01L21/76254H01L21/26506Y10S438/977
    • A process for transferring a thin film includes forming a layer of inclusions to create traps for gaseous compounds. The inclusions can be in the form of one or more implanted regions that function as confinement layers configured to trap implanted species. Further, the inclusions can be in the form of one or more layers deposited by a chemical vapor deposition, epitaxial growth, ion sputtering, or a stressed region or layer formed by any of the aforementioned processes. The inclusions can also be a region formed by heat treatment of an initial support or by heat treatment of a layer formed by any of the aforementioned processes, or by etching cavities in a layer. In a subsequent step, gaseous compounds are introduced into the layer of inclusions to form micro-cavities that form a fracture plane along which the thin film can be separated from a remainder of the substrate.
    • 用于转移薄膜的方法包括形成夹杂物层以产生气态化合物的捕集阱。 夹杂物可以是一个或多个植入区域的形式,其作为被配置成捕获植入物种的限制层。 此外,夹杂物可以是通过化学气相沉积,外延生长,离子溅射或由任何上述方法形成的应力区域或层沉积的一个或多个层的形式。 夹杂物也可以是通过初始载体的热处理或通过任何上述方法形成的层的热处理形成的区域,或者通过蚀刻层中的空腔而形成的区域。 在随后的步骤中,将气体化合物引入到夹杂物层中以形成形成断裂平面的微空腔,通过该断裂平面可以将薄膜与基底的其余部分分离。
    • 25. 发明授权
    • Method for producing a multilayer structure comprising a separating layer
    • 包括分离层的多层结构体的制造方法
    • US07846816B2
    • 2010-12-07
    • US11628185
    • 2005-05-20
    • Michel Bruel
    • Michel Bruel
    • H01L21/46
    • H01L21/76254
    • Process for producing a multilayer structure that includes, within the depth thereof, a separating layer, including: producing an initial multilayer structure comprising a base substrate, a surface substrate and, between the base substrate and the surface substrate, an absorbent layer that can absorb a light power flux in at least one zone and a liquefiable intermediate layer that includes, in at least one zone, impurities having a coefficient of segregation relative to the material constituting this intermediate layer of less than unity; and in subjecting, for a defined time and in the form of at least one pulse, said initial structure to said light power flux, this flux being regulated so as to liquefy at least one portion of said intermediate layer under the effect of the propagation of the thermal energy, in such a way that it results, thanks to the initial presence of said impurities, in a modification of at least one characteristic and/or of at least one property of said intermediate layer arising from the at least partial solidification of said intermediate layer, such that this intermediate layer at least partially constitutes a separating layer.
    • 一种多层结构体的制造方法,其特征在于,在其深度包括分离层,其包括:制备初始多层结构体,其包括基底基材,表面基材,以及在所述基底基材和所述表面基材之间,可吸收的吸收层 在至少一个区域中的光功率通量和可液化中间层,其在至少一个区域中包括相对于构成该中间层的材料具有小于1的偏析系数的杂质; 并且在所述光功率通量对所述初始结构进行规定的时间和形式的至少一个脉冲的情况下,所述通量被调节以在所述中间层的传播的作用下使所述中间层的至少一部分液化 由于所述杂质的初始存在,所述热能以至少一种特性和/或由所述中间层的至少一种性质的至少一种性质的修饰形成,所述性质由所述 中间层,使得该中间层至少部分地构成分离层。
    • 26. 发明授权
    • Method for treating a structure to obtain an internal space and structure having an internal space
    • 用于处理结构以获得具有内部空间的内部空间和结构的方法
    • US07435614B2
    • 2008-10-14
    • US10539638
    • 2003-12-04
    • Michel Bruel
    • Michel Bruel
    • H01L21/00G01F1/692
    • B81C1/00047B81C2201/019C08F210/16C08F4/65916C08F210/14C08F2500/12C08F2500/04
    • A method for treating a structure, includes: providing an initial structure having at least one main part and a secondary part which have a contact interface with each other and elements constituting at least one zone to be treated capable of varying in thickness substantially perpendicularly to the interface under the effect of a treatment of its material; and applying the treatment to the zone of the initial structure so as to obtain a final structure such that the variation in the thickness of the zone forms an internal space extending between the parts over at least one zone of the interface and substantially parallel to the interface or within at least one of the parts, spaced apart and substantially parallel to the interface. The invention also concerns the structure with internal space resulting from the displacement of one part relative to another part of the structure.
    • 一种用于处理结构的方法,包括:提供具有至少一个主要部分和次要部分的初始结构,所述主要部分和次要部分彼此具有接触界面,并且构成至少一个待处理区域的元件的厚度基本上垂直于 界面处理其材料的作用; 以及将处理施加到初始结构的区域,以便获得最终结构,使得区域的厚度的变化在界面的至少一个区域之间形成在部件之间延伸的基本平行于界面的内部空间 或者在至少一个部件中,间隔开并且基本上平行于界面。 本发明还涉及由一部分相对于结构的另一部分的位移而产生的内部空间的结构。
    • 27. 发明申请
    • PROCESS FOR THE TRANSFER OF A THIN FILM
    • 转印薄膜的方法
    • US20070232025A1
    • 2007-10-04
    • US11747733
    • 2007-05-11
    • Hubert MoriceauMichel BruelBernard AsparChristophe Maleville
    • Hubert MoriceauMichel BruelBernard AsparChristophe Maleville
    • H01L21/46
    • H01L21/76254H01L21/26506Y10S438/977
    • A process for transferring a thin film includes forming a layer of inclusions to create traps for gaseous compounds. The inclusions can be in the form of one or more implanted regions that function as confinement layers configured to trap implanted species. Further, the inclusions can be in the form of one or more layers deposited by a chemical vapor deposition, epitaxial growth, ion sputtering, or a stressed region or layer formed by any of the aforementioned processes. The inclusions can also be a region formed by heat treatment of an initial support or by heat treatment of a layer formed by any of the aforementioned processes, or by etching cavities in a layer. In a subsequent step, gaseous compounds are introduced into the layer of inclusions to form micro-cavities that form a fracture plane along which the thin film can be separated from a remainder of the substrate.
    • 用于转移薄膜的方法包括形成夹杂物层以产生气态化合物的捕集阱。 夹杂物可以是一个或多个植入区域的形式,其作为被配置成捕获植入物种的限制层。 此外,夹杂物可以是通过化学气相沉积,外延生长,离子溅射或由任何上述方法形成的应力区域或层沉积的一个或多个层的形式。 夹杂物也可以是通过初始载体的热处理或通过任何上述方法形成的层的热处理形成的区域,或者通过蚀刻层中的空腔而形成的区域。 在随后的步骤中,将气体化合物引入到夹杂物层中以形成形成断裂平面的微空腔,通过该断裂平面可以将薄膜与基底的其余部分分离。