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    • 3. 发明专利
    • Surface mounting method and circuit board
    • 表面安装方法和电路板
    • JP2003347718A
    • 2003-12-05
    • JP2002155404
    • 2002-05-29
    • Harima Chem Incハリマ化成株式会社
    • KOYAMA MASAHIDEMATSUBA YORISHIGETERADA NOBUHITOIZUMITANI AKITO
    • B23K35/363H01L21/60H05K3/34
    • PROBLEM TO BE SOLVED: To provide a surface mounting method in which an underfill agent which utilizes a thermo-plastic resin is added with flux activity, and capable of soldering and flux processing to a solder material under the flux activity in a single thermal process. SOLUTION: A thermo-plastic resin that contains, as a main component, an atom group showing flux property in molecule is used as a sealing filler, and the one that softens or melts at the melting point of a solder material is selected. The atom group showing the flux property acts to remove the oxide film of a metal material constituting a bump or a pad provided on the substrate as well as the surface mounting components contacting the thermo-plastic resin. A blind via is eccentrically positioned on the pad for a reproducible good solder joint and sealing/filling, in a single process. COPYRIGHT: (C)2004,JPO
    • 要解决的问题:提供一种表面安装方法,其中使用热塑性树脂的底部填充剂添加有助焊剂活性,并且能够以单一的助焊剂活性焊接和焊剂加工到焊料材料 热处理。 解决方案:使用包含分子中显示焊剂性质的原子团作为主要成分的热塑性树脂作为密封填料,并且选择在焊料的熔点下软化或熔化的材料 。 显示助焊剂性质的原子团起到除去构成凸起的金属材料的氧化物膜或者设置在基板上的焊盘以及与热塑性树脂接触的表面安装部件的作用。 盲孔通过偏心定位在垫上,用于可重复的良好焊接接头和密封/填充,在单个过程中。 版权所有(C)2004,JPO
    • 4. 发明专利
    • Manufacturing method for semiconductor device with double-sided electrode structure
    • 具有双面电极结构的半导体器件的制造方法
    • JP2008016729A
    • 2008-01-24
    • JP2006188289
    • 2006-07-07
    • Harima Chem IncKyushu Institute Of TechnologySijtechnology Incハリマ化成株式会社国立大学法人九州工業大学株式会社Sijテクノロジ
    • ISHIHARA MASAMICHIKOYAMA MASAHIDE
    • H01L23/12H01L23/50H01L25/00
    • H01L25/16H01L24/73H01L2224/32225H01L2224/32245H01L2224/48227H01L2224/48247H01L2224/73265H01L2924/19105H01L2924/19106H01L2924/00012H01L2924/00
    • PROBLEM TO BE SOLVED: To provide an inexpensive semiconductor device with a double-sided electrode structure that can be simply manufactured without requiring a through-electrode technology, and to provide its manufacturing method. SOLUTION: A circuit element including a semiconductor chip is arranged so as to be resin-molded. Each external connection electrode connected to the circuit element is arranged on both faces of the front face and the rear face. The circuit element is arranged on an organic substrate so as to connect it with a wiring pattern provided on the organic substrate. Each one end of a plurality of internal connection electrodes integrally composed by a connecting plate is connected to a prescribed position on the wiring pattern. After the circuit element is resin-molded, the front-face side is planarized by polishing or grinding the front-face side until the connecting plate is eliminated so as to compose a plurality of the internal connection electrodes into an individual internal connection electrode while separating a plurality of the internal connection electrodes from each other. Each of the other end of a plurality of the internal connection electrodes is used as the external connection electrode on the front face. Each external connection electrode on the rear face is connected to the wiring pattern via a conductive layer inside a through hole provided in the organic substrate. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种具有双面电极结构的便宜的半导体器件,其可以简单地制造而不需要通过电极技术,并提供其制造方法。 解决方案:包括半导体芯片的电路元件被布置成树脂模制。 连接到电路元件的每个外部连接电极布置在前表面和后表面的两个面上。 电路元件设置在有机基板上,以将其连接到设置在有机基板上的布线图案。 由连接板一体地组成的多个内部连接电极的每一端连接到布线图案上的规定位置。 在电路元件被树脂模制之后,通过抛光或研磨正面侧来平面化正面侧,直到连接板被去除,以便将多个内部连接电极组成单独的内部连接电极,同时分离 多个内部连接电极彼此。 多个内部连接电极的另一端各自用作正面上的外部连接电极。 后表面上的每个外部连接电极经由设置在有机基板中的通孔内的导电层连接到布线图案。 版权所有(C)2008,JPO&INPIT
    • 7. 发明专利
    • Circuit pattern
    • 电路图案
    • JP2009021600A
    • 2009-01-29
    • JP2008181156
    • 2008-07-11
    • Harima Chem Incハリマ化成株式会社
    • IRIE HISAOKOYAMA MASAHIDE
    • H05K3/34
    • PROBLEM TO BE SOLVED: To enhance bonding accuracy of chip components on an electrode of a circuit pattern.
      SOLUTION: In the circuit pattern, a wiring pattern is covered with solder resist, and a region of the wiring pattern exposed from the solder resist serves as the electrode. The electrode is formed to have only one portion with the maximum width along the right and left length direction. Specifically, the width of the electrode is continuously thinned toward right and left both ends in the length direction, and is continuously widened toward the center in the length direction. Since molten solder is collected toward the portion with the maximum length on the electrode, dispersion of the collecting portion of the solder in the length direction of the electrode is eliminated. This can enhance bonding accuracy of the chip components on the electrode and improve mounting reliability.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提高电路图案的电极上的芯片部件的接合精度。 解决方案:在电路图案中,布线图案被阻焊剂覆盖,并且从阻焊剂露出的布线图案的区域用作电极。 电极形成为仅具有沿着左右长度方向具有最大宽度的一部分。 具体地,电极的宽度在长度方向上的左右两端连续变薄,并且在长度方向上朝向中心连续变宽。 由于熔融焊料朝向电极上具有最大长度的部分收集,消除了焊料在电极长度方向上的收集部分的分散。 这可以提高电极上的芯片部件的接合精度并提高安装可靠性。 版权所有(C)2009,JPO&INPIT
    • 8. 发明专利
    • Solder bump forming method
    • 焊膏形成方法
    • JP2007123558A
    • 2007-05-17
    • JP2005313772
    • 2005-10-28
    • Harima Chem Incハリマ化成株式会社
    • KOYAMA MASAHIDEKUKIMOTO YOICHISAKURAI HITOSHI
    • H01L21/60
    • H01L2224/16225
    • PROBLEM TO BE SOLVED: To provide a method of forming a solder bump that is excellent in reliability of bonding with a semiconductor chip. SOLUTION: This method is that a bump 30 is formed on the surfaces of two or more electrodes 14 exposed in the opening 13 of a solder resist layer 12 deposited on the surface of a substrate 11. The method comprises processes of extending the opening 13 out of a vertical projected area so as to position it out of the vertical projected area of a semiconductor chip that is connected to the exposed one terminals of the electrodes 14, forming a resin mask layer 21 on the exposed part of the electrode except the solder bump bonder 20 of the semiconductor chip, forming the solder bump 30 by filling the surfaces of the electrodes 14 at the solder bump bonder 20 with a solder paste composition and heating the solder paste composition, and removing the resin mask layer 21 after the solder bump 30 is formed. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种形成与半导体芯片的接合的可靠性优异的焊料凸块的方法。 解决方案:该方法是在沉积在基板11的表面上的阻焊层12的开口13中露出的两个或更多个电极14的表面上形成凸点30。 将其从垂直投影区域中的开口13排出,以将其定位在与电极14的暴露的一个端子连接的半导体芯片的垂直投影区域中,在电极的暴露部分上形成树脂掩模层21,除了 半导体芯片的焊料凸块接合器20,通过用焊膏组合物填充焊料凸块焊接机20的电极14的表面,并加热焊膏组合物,形成焊料凸块30,并且在其后除去树脂掩模层21 形成焊料凸块30。 版权所有(C)2007,JPO&INPIT