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    • 6. 发明专利
    • Solar cell and manufacturing method therefor
    • 太阳能电池及其制造方法
    • JP2014130943A
    • 2014-07-10
    • JP2012288408
    • 2012-12-28
    • Mitsubishi Electric Corp三菱電機株式会社
    • NAKAMURA KEISUKEYAMAMUKA MIKIOFURUHATA TAKEOYAMAGUCHI SHINSAKUSHINAGAWA TOMOHIROYASUI SHINICHI
    • H01L31/06H01L21/205
    • Y02E10/547Y02E10/548
    • PROBLEM TO BE SOLVED: To form an excellent junction interface by maintaining the interface of an n-type semiconductor layer deposited on a rear side and a crystal silicon substrate in a clean state of less impurities, when using an n-type crystal silicon substrate as the crystal silicon substrate, in the manufacture of a heterojunction solar cell.SOLUTION: A manufacturing method of a solar cell includes a first step for forming a protective layer on the rear side of a crystalline semiconductor substrate, a second step for forming an intrinsic semiconductor layer and a p-type amorphous semiconductor layer on a light-receiving surface, a third step for removing the protective layer, and a fourth layer for forming an intrinsic semiconductor layer and an n-type amorphous semiconductor layer on the rear side, being carried out in this order.
    • 要解决的问题:为了通过保持沉积在后侧的n型半导体层与晶体硅衬底的界面在较少杂质的清洁状态下形成优异的接合界面,当使用n型晶体硅衬底作为 晶体硅衬底,制造异质结太阳能电池。解决方案:太阳能电池的制造方法包括在晶体半导体衬底的后侧形成保护层的第一步骤,用于形成本征半导体的第二步骤 层和在受光面上的p型非晶半导体层,用于去除保护层的第三步骤,以及用于形成背面的本征半导体层和n型非晶半导体层的第四层,被携带 在这个顺序。
    • 7. 发明专利
    • Method and apparatus for manufacturing thin-film silicon solar cell
    • 制造薄膜太阳能电池的方法和装置
    • JP2012186205A
    • 2012-09-27
    • JP2011046420
    • 2011-03-03
    • Mitsubishi Electric Corp三菱電機株式会社
    • SHINTANI KENJIYAMAMUKA MIKIOYAMAGUCHI SHINSAKU
    • H01L31/04
    • Y02E10/545Y02E10/548
    • PROBLEM TO BE SOLVED: To obtain a method and an apparatus for manufacturing a thin-film silicon solar cell excellent in photoelectric conversion efficiency and yield.SOLUTION: The method for manufacturing a thin-film silicon solar cell includes: a haze ratio measuring step of measuring a haze ratio of a substrate on one surface of which a texture is formed; a film-forming condition determining step of determining film-forming conditions of a silicon-containing film on the basis of measurement results of the haze ratio of the substrate; and a film-forming step of forming a photoelectric conversion cell composed of a microcrystalline silicon-containing film on the substrate by a CVD method in accordance with the film-forming conditions determined in the film-forming condition determining step.
    • 要解决的问题:获得光电转换效率和产率优异的薄膜硅太阳能电池的制造方法和装置。 解决方案:薄膜硅太阳能电池的制造方法包括:雾度比测量步骤,测量其一个表面上形成纹理的基板的雾度比; 基于所述基板的雾度比的测量结果确定含硅膜的成膜条件的成膜条件确定步骤; 以及成膜步骤,根据成膜条件确定步骤中确定的成膜条件,通过CVD法在基板上形成由微晶硅膜组成的光电转换单元。 版权所有(C)2012,JPO&INPIT
    • 9. 发明专利
    • Thin film fabricating apparatus and thin film fabrication method
    • 薄膜生产设备和薄膜生产方法
    • JP2012219288A
    • 2012-11-12
    • JP2011083702
    • 2011-04-05
    • Mitsubishi Electric Corp三菱電機株式会社
    • YAMAMUKA MIKIOSHINTANI KENJIYAMAGUCHI SHINSAKU
    • C23C16/44H01L21/205
    • PROBLEM TO BE SOLVED: To provide a thin film fabricating apparatus which can fabricate a thin film of excellent physical properties by eliminating influence of reaction products remaining during cleaning treatment without newly generating impurities or damaging inside of a film deposition chamber.SOLUTION: The thin film fabricating apparatus includes a film deposition chamber 11, a stage 12, a raw material gas supply means for supplying raw material gas in the film deposition chamber 11, a cleaning gas supply means for supplying cleaning gas which is reacted with deposits adhered in the film deposition chamber 11 caused by forming the film and generates reaction products into the film deposition chamber 11, a reaction product removing gas supply means for supplying reaction product removing gas containing elements which is reacted with a component of the reaction product to generate gas into the film deposition chamber 11, a shower head 14 arranged opposite to the stage 12, and light sources 19a-19c for radiating the light having the energy for dissociating the reaction product and the reaction product removing gas. The light sources 19a-19c are arranged so as to irradiate an area in the film deposition chamber 11 to which the deposits are adhered, with light.
    • 要解决的问题:提供一种薄膜制造装置,其可以通过消除在清洁处理期间剩余的反应产物的影响而不会产生杂质或损坏成膜室内部的物质的薄膜。 < P>解决方案:薄膜制造装置包括成膜室11,台12,用于在成膜室11中供应原料气体的原料气体供给装置,用于供给清洁气体的清洁气体供给装置, 与附着在成膜室11中的沉积物反应,并通过形成膜产生反应产物到反应产物去除气体供应装置,该反应产物除去气体供应装置包含与反应成分反应的元素 产生气体进入成膜室11,与台12相对设置的淋浴喷头14,以及用于照射具有用于解离反应产物和反应产物除去气体的能量的光的光源19a-19c。 光源19a-19c被布置成用光照射沉积物附着的成膜室11中的区域。 版权所有(C)2013,JPO&INPIT
    • 10. 发明专利
    • Method of manufacturing solar cell
    • 制造太阳能电池的方法
    • JP2011181669A
    • 2011-09-15
    • JP2010044201
    • 2010-03-01
    • Mitsubishi Electric Corp三菱電機株式会社
    • YAMAMUKA MIKIOKANEMOTO KYOZOKONISHI HIROFUMITOKIOKA HIDETADAFUCHIGAMI HIROYUKI
    • H01L31/04
    • Y02E10/545Y02E10/548
    • PROBLEM TO BE SOLVED: To provide a method of manufacturing a solar cell in which an aluminum oxide film is arranged without forming a silicon oxide film on an interface between two silicon film.
      SOLUTION: The method of manufacturing the solar cell includes a first process of forming a first silicon film as an upper part of a first photoelectric conversion element on a substrate; a second process of forming an aluminum film on the first silicon film; a third process of changing the aluminum film into an aluminum hydroxide oxide film through boehmite treatment; a fourth process of changing the aluminum hydroxide oxide film into an aluminum oxide film through heat treatment; and a fifth process of forming a second silicon film as a lower part of a second photoelectric conversion element differing in band gap from the first photoelectric conversion element on the aluminum oxide film.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 解决的问题:提供一种太阳能电池的制造方法,其中在两个硅膜之间的界面上形成氧化铝膜而不形成氧化硅膜。 解决方案:太阳能电池的制造方法包括在基板上形成作为第一光电转换元件的上部的第一硅膜的第一工序; 在所述第一硅膜上形成铝膜的第二工序; 通过勃姆石处理将铝膜变成氢氧化铝氧化物膜的第三种方法; 通过热处理将氢氧化铝氧化膜改变为氧化铝膜的第四种方法; 以及形成第二硅膜作为与氧化铝膜上的第一光电转换元件不同带隙的第二光电转换元件的下部的第五工艺。 版权所有(C)2011,JPO&INPIT