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    • 4. 发明申请
    • Solar cell module and manufacturing method thereof
    • 太阳能电池组件及其制造方法
    • US20050126619A1
    • 2005-06-16
    • US10505570
    • 2002-11-08
    • Takao AbeHiroyuki Ohtsuka
    • Takao AbeHiroyuki Ohtsuka
    • H01L31/18H01L25/00
    • H01L31/035281H01L31/042Y02E10/50
    • First cells 10, obtained by cutting each of disk-formed solar battery cells at cutting positions set in parallel on the main surface thereof symmetrically with respect to the center line which halves the main surface, are arranged in parallel and staggered manner to thereby fabricate a solar battery module 100. Also two segments of by-produced second cells 20R and 20L are paired so as to oppose both cut edges, and a plurality of thus-obtained pairs are arranged to thereby produce a solar battery module 101. This makes it possible to reduce loss of disk-formed wafers, and to raise the module-packing ratio higher than that in the case where the disk-formed cells are arranged in an intact form. This is successful in providing solar battery modules and a method of fabricating the same capable of raising the module-packing ratio while reducing the loss of single crystal wafer to be used.
    • 以相对于主表面两半的中心线对称地在其主表面上平行设置的切割位置切割圆盘形太阳能电池单元而获得的第一电池单元10以平行和交错方式布置,从而制造 太阳能电池模块100.另外还有两段副产的第二电池20 R和20 L配对以便与两个切割边相对,并且由此得到的多个对布置成由此产生太阳能电池模块101.这使得 可以减少盘形晶片的损耗,并且提高模块填充率高于盘形单元以完整形式布置的情况。 在提供太阳能电池模块的方法和其制造方法方面,成功地提高了模块填充比,同时减少了所使用的单晶晶片的损耗。
    • 7. 发明授权
    • Electrode material, solar cell, and method for producing solar cell
    • 电极材料,太阳能电池以及太阳能电池的制造方法
    • US07705236B2
    • 2010-04-27
    • US11631480
    • 2005-06-15
    • Naoki IshikawaSatoyuki OjimaHiroyuki OhtsukaHaruhiko KanoMasanobu Yano
    • Naoki IshikawaSatoyuki OjimaHiroyuki OhtsukaHaruhiko KanoMasanobu Yano
    • H01L31/00
    • H01B1/16H01L31/022433Y02E10/50
    • The present invention is an electrode material comprising at least, a silver powder, a glass frit, and an organic vehicle, wherein a rate of Ag content of the electrode material is 75 wt % to 95 wt %, and a ratio of contents of Ag grains having an average grain diameter of 0.5 μm to 3 μm and Ag grains having an average grain diameter of 4 μm to 8 μm in the electrode material is (the Ag grains having an average grain diameter of 0.5 μm to 3 μm):(the Ag grains having an average grain diameter of 4 μm to 8 μm)=20-80 wt %:80-20 wt %, and a solar cell comprising an electrode formed by using the electrode material. Thereby, an electrode material that can be stably filled in an electrode groove formed on a semiconductor device and that an electrode with narrow line width and small resistance loss can be easily formed by, and a solar cell with high power having an electrode formed by using the electrode material are provided.
    • 本发明是至少包含银粉,玻璃料和有机载体的电极材料,其中电极材料的Ag含量的比例为75重量%〜95重量%,Ag的含量比例 平均粒径为0.5μm〜3μm的晶粒和电极材料的平均粒径为4μm〜8μm的Ag粒子(平均粒径为0.5μm〜3μm的Ag粒子):( 平均粒径为4μm〜8μm的Ag粒子)= 20〜80重量%:80〜20重量%,以及包含通过使用电极材料形成的电极的太阳能电池。 由此,可以容易地形成能够稳定地填充在形成于半导体装置上的电极槽中的电极材料,并且能够容易地形成具有窄线宽度和小电阻损失的电极,并且可以容易地形成具有通过使用电极形成的电极的具有高功率的太阳能电池 提供电极材料。
    • 9. 发明申请
    • Method for manufacturing solar cell and solar cell, and method for manufacturing semiconductor device
    • 太阳能电池和太阳能电池的制造方法以及半导体装置的制造方法
    • US20090020158A1
    • 2009-01-22
    • US11918719
    • 2006-04-11
    • Hiroyuki OhtsukaMasatoshi TakahashiNaoki IshikawaShigenori SaisuToyohiro UeguriSatoyuki OjimaTakenori WatabeTakeshi AkatsukaTsutomu Onishi
    • Hiroyuki OhtsukaMasatoshi TakahashiNaoki IshikawaShigenori SaisuToyohiro UeguriSatoyuki OjimaTakenori WatabeTakeshi AkatsukaTsutomu Onishi
    • H01L31/00H01L21/22B32B9/00
    • H01L21/2254H01L31/022425H01L31/0682H01L31/18H01L31/1804Y02E10/547Y02P70/521
    • The present invention is a method for manufacturing a solar cell by forming a p-n junction in a semiconductor substrate having a first conductivity type, wherein, at least: a first coating material containing a dopant and an agent for preventing a dopant from scattering, and a second coating material containing a dopant, are coated on the semiconductor substrate having the first conductivity type so that the second coating material may be brought into contact with at least the first coating material; and, a first diffusion layer formed by coating the first coating material, and a second diffusion layer formed by coating the second coating material the second diffusion layer having a conductivity is lower than that of the first diffusion layer are simultaneously formed by a diffusion heat treatment; a solar cell manufactured by the method; and a method for manufacturing a semiconductor device. It is therefore possible to provide the method for manufacturing the solar cell, which can manufacture the solar cell whose photoelectric conversion efficiency is improved at low cost and with a simple and easy method by suppressing surface recombination in a portion other than an electrode of a light-receiving surface and recombination within an emitter while obtaining ohmic contact; the solar cell manufactured by the method; and the method for manufacturing the semiconductor device.
    • 本发明是一种通过在具有第一导电类型的半导体衬底中形成pn结来制造太阳能电池的方法,其中至少包括:含有掺杂剂的第一涂层材料和用于防止掺杂剂散射的试剂,以及 包含掺杂剂的第二涂层材料涂覆在具有第一导电类型的半导体衬底上,使得第二涂层材料可以与至少第一涂层材料接触; 并且通过涂覆第一涂料形成的第一扩散层和通过涂覆第二涂料形成的第二扩散层,具有导电性的第二扩散层比第一扩散层的第二扩散层低,通过扩散热处理同时形成 ; 通过该方法制造的太阳能电池; 以及半导体装置的制造方法。 因此,可以提供制造太阳能电池的方法,该太阳能电池可以以低成本制造光电转换效率提高的太阳能电池,并且通过简单且容易的方法,通过抑制光的电极以外的部分的表面复合 - 接收表面并在发射体内复合,同时获得欧姆接触; 该方法制造的太阳能电池; 以及半导体装置的制造方法。