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    • 44. 发明专利
    • Substrate for element formation and manufacturing method therefor
    • 元件形成和制造方法的基板
    • JP2013110161A
    • 2013-06-06
    • JP2011251885
    • 2011-11-17
    • National Institute Of Advanced Industrial & Technology独立行政法人産業技術総合研究所
    • IKEDA KEIJI
    • H01L21/02H01L21/20H01L27/12
    • H01L29/16H01L21/76251H01L21/76256
    • PROBLEM TO BE SOLVED: To provide a substrate for element formation capable of reducing an interface level density in a bonding interface and contributing to further lower power consumption and faster speed of an LSI and the like, and a manufacturing method therefor.SOLUTION: A manufacturing method for a substrate for element formation in which a Ge layer and an SiGe layer are formed on an insulating layer comprises the steps of: forming an Si film 12 on a surface of a Ge substrate 11; forming a high-dielectric insulating film 13 on the Si film 12; bonding the Ge substrate 11 in which the Si film 12 and the high-dielectric insulating film 13 are formed to a support substrate 21 in which an oxide film 22 is formed on a surface thereof by bringing the high-dielectric insulating film 13 into contact with the oxide film 22; and thinning the Ge substrate 11 bonded to the support substrate 21 by polishing it from the rear surface side of the Ge substrate 11.
    • 要解决的问题:提供能够降低接合界面中的界面水平密度并有助于进一步降低LSI等的功耗和更快速度的元件形成用基板及其制造方法。 解决方案:在绝缘层上形成Ge层和SiGe层的用于元件形成的衬底的制造方法包括以下步骤:在Ge衬底11的表面上形成Si膜12; 在Si膜12上形成高介电常数绝缘膜13; 将形成有Si膜12和高介电绝缘膜13的Ge基板11与表面上形成有氧化膜22的支撑基板21接合,使高介电绝缘膜13与 氧化膜22; 并通过从Ge衬底11的背面抛光来使结合到支撑衬底21的Ge衬底11变薄。(C)2013,JPO&INPIT
    • 45. 发明专利
    • Method for manufacturing silicon-on-insulator structure
    • 制造硅绝缘体结构的方法
    • JP2013080917A
    • 2013-05-02
    • JP2012205652
    • 2012-09-19
    • Soytecソイテック
    • CAROLE DAVIDSEBASTIEN KERDILES
    • H01L21/02H01L21/265H01L27/12
    • H01L21/76254H01L21/3105H01L21/7624H01L21/76251H01L29/06
    • PROBLEM TO BE SOLVED: To provide a silicon-on-insulator structure with a thickness of 25 nm or less and having a buried oxide layer with few bubble defect.SOLUTION: A method for manufacturing a silicon-on-insulator structure comprises the steps for: (a) providing a supporting substrate and a donor substrate containing a silicon layer, only one of both substrates is covered by an oxide layer; (b) forming a weak zone to be a boundary between the silicon layer and the donor substrate; (c) plasma-activating the oxide layer; (d) bonding the donor substrate to the supporting substrate, and the oxide layer is arranged on the bonding boundary and the bonding is performed in a partial vacuum; (e) performing a bonding-reinforcing anneal at 350°C or less, and the anneal cleaves the donor substrate along the weak zone; and (f) heat-treating the silicon-on-insulator structure at a temperature higher than 900°C to repair defects, and a temperature transition from the step (e) to the step (f) is a gradient ratio of more than 10°C/s.
    • 要解决的问题:提供厚度为25nm或更小的具有少量气泡缺陷的掩埋氧化物层的绝缘体上硅结构。 解决方案:一种用于制造绝缘体上硅结构的方法包括以下步骤:(a)提供支撑衬底和包含硅层的施主衬底,两个衬底中只有一个被氧化物层覆盖; (b)形成弱区以成为硅层和施主衬底之间的边界; (c)等离子体活化氧化物层; (d)将供体衬底粘合到支撑衬底上,并且氧化层布置在接合边界上,并且在部分真空中进行接合; (e)在350℃以下进行接合强化退火,并且退火沿着弱区切割施主衬底; 和(f)在高于900℃的温度下对绝缘体上的硅结构进行热处理以修复缺陷,并且从步骤(e)到步骤(f)的温度转变是大于10的梯度比 °C / s。 版权所有(C)2013,JPO&INPIT
    • 46. 发明专利
    • How to reuse the board
    • JP2013513963A
    • 2013-04-22
    • JP2012543918
    • 2009-12-15
    • ソイテック
    • ロール ベル アン
    • H01L21/02H01L27/12
    • H01L21/76251
    • 少なくとも電磁放射の波長に対して実質的に透明な材料の支持基板(25)を再利用する方法であって、前記方法は、a)初期基板(10)を用意するステップと、b)初期の粗さを有する支持基板(25)の接合面上に中間層(15)を形成するステップ(S1)であって、前記中間層(15)は少なくとも電磁放射の波長に対して実質的に透明な材料のものである、ステップと、c)初期基板(10)の接合面(10b)および/または中間層(15)のいずれかの上に電磁放射吸収層(24)を形成するステップ(S2)と、d)初期基板(10)を支持基板(25)に電磁放射吸収層(24)を介して接合するステップ(S3)と、e)支持基板(25)および中間層を通して電磁放射吸収層(24)の照射を実行して、初期基板からの支持基板(25)の分離を引き起こすステップ(S4)とを含む。