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    • 21. 发明专利
    • Electronic component and manufacturing method of the same
    • 电子元件及其制造方法
    • JP2011222566A
    • 2011-11-04
    • JP2010086484
    • 2010-04-02
    • Fujitsu Ltd富士通株式会社
    • ABE TOMOYUKIMIZUKOSHI MASATAKA
    • H01L23/12H05K3/20H05K3/46
    • H01L2224/16225H01L2224/32225H01L2224/73204H01L2924/15311H01L2924/00
    • PROBLEM TO BE SOLVED: To form a conductor pattern finer than a conventional one in an electronic component and a manufacturing method of the electronic component.SOLUTION: The manufacturing method of the electronic component includes a process for forming a resin layer 6 on a conductor foil 4, a process for pressing a conductor plate 2 where a projected pattern 2w is formed on one main face 2x on the resin layer 6 and embedding the projected pattern 2w in the resin layer 6, a process for forming through holes 6a in the conductor plate 2, the resin layer 6 and the conductor foil 4 respectively, a process for embedding a conductor 11 in the through hole 6a, a process for forming a first conductor pattern 4x which is electrically connected to the conductor 11 by patterning the conductor foil 4 and a process for forming a second conductor pattern 2z which is electrically connected to the first conductor pattern 4x via the conductor 11 in the resin layer 6 by polishing, CMP or grinding the other main face 2y of the conductor plate 2 until the resin layer 6 appears.
    • 要解决的问题:在电子部件中形成比以往更细的导体图案和电子部件的制造方法。 解决方案:电子部件的制造方法包括在导体箔4上形成树脂层6的工序,在树脂的一个主面2上形成突出图案2w的导体板2的按压方法 层6并将投射图案2w嵌入树脂层6中,分别在导体板2,树脂层6和导体箔4中形成通孔6a的工艺,将导体11嵌入通孔6a中的工艺 形成通过图案化导体箔4而电连接到导体11的第一导体图案4x的处理和用于形成第二导体图案2z的工艺,该第二导体图案2z通过导体11电连接到第一导体图案4x 树脂层6通过抛光,CMP或研磨导体板2的另一个主面2y直到树脂层6出现。 版权所有(C)2012,JPO&INPIT
    • 25. 发明专利
    • Manufacturing method of semiconductor device
    • 半导体器件的制造方法
    • JP2008084951A
    • 2008-04-10
    • JP2006260852
    • 2006-09-26
    • Fujitsu Ltd富士通株式会社
    • SAKAI TAIJIMIZUKOSHI MASATAKAHAYASAKA NOBORUTESHIROGI KAZUO
    • H01L21/60
    • H01L2224/16225H01L2224/32225H01L2224/73204H01L2224/81907H01L2224/83907H01L2924/00
    • PROBLEM TO BE SOLVED: To surely achieve bonding between a semiconductor substrate and a circuit substrate. SOLUTION: An insulating material is buried between electrodes respectively formed at each front surface of the semiconductor substrate and the circuit substrate forming a pair of substrates. The semiconductor substrate is inclined for the circuit substrate and is temporarily fixed thereto under a first temperature for an insulating material to show its bonding property. A plurality of substrates forming a pair thereof fixed temporarily are evacuated to a vacuum state. A pair of substrates are bonded to maintain the pressure by uniformly applying the pressure to the front surface of a plurality of substrates forming a pair fixed temporarily. Moreover, the bonded insulating materials are hardened under a second temperature for hardening the insulating material and metal bonding occurs between the bonded electrodes under a third temperature wherein the electrodes cause solid-state diffusion with each other or the electrodes are fused with each other. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:确实实现半导体基板和电路基板之间的接合。 解决方案:绝缘材料被埋在分别形成在半导体衬底的每个前表面的电极和形成一对衬底的电路衬底之间。 半导体基板对于电路基板倾斜,并且在绝缘材料的第一温度下暂时固定到其上以显示其接合特性。 临时形成一对的多个基板被抽真空至真空状态。 通过对形成暂时固定的一对的多个基板的前表面均匀地施加压力,结合一对基板来保持压力。 此外,接合绝缘材料在用于硬化绝缘材料的第二温度下硬化,并且在第三温度下发生在接合电极之间的金属接合,其中电极彼此引起固态扩散或电极彼此熔合。 版权所有(C)2008,JPO&INPIT
    • 27. 发明专利
    • MULTILAYER CIRCUIT BOARD AND ITS MANUFACTURING METHOD
    • JP2006344671A
    • 2006-12-21
    • JP2005167160
    • 2005-06-07
    • FUJITSU LTD
    • KURASHINA MAMORUMIZUKOSHI MASATAKAABE TOMOYUKI
    • H05K3/46
    • PROBLEM TO BE SOLVED: To produce a multilayer wiring circuit board with highly reliable stack vias in a landless way with narrow pitch, while the connecting surface of the vias and the bonded surface of an insulating layer are arranged on the different planes. SOLUTION: The stack vias has such a structure that electric conductors are interconnected up and down in the shape of a cone pillar making a convex trapezoid downward in a multilayer insulating layer. The multilayer circuit board is constituted such that the connecting surface of the vias and the bonded surface of an insulating layer are arranged on the different planes. A film which has a photoresist layer on the upper layer and an insulating resin layer on the lower layer is stuck to the substrate. Both the layers are opened in block by the laser method for providing an opening in the shape of a cone pillar making a convex trapezoid so that a metal electric conductor may be embedded there by plating. Thus, the vias are formed by removing the photoresist layer. The manufacturing method for forming the stack vias is applied by repeating this process. COPYRIGHT: (C)2007,JPO&INPIT
    • 30. 发明专利
    • TEST METHOD FOR SEMICONDUCTOR WAFER
    • JPH10261677A
    • 1998-09-29
    • JP6511797
    • 1997-03-18
    • FUJITSU LTD
    • MIZUKOSHI MASATAKAAKASAKI HIDEHIKO
    • H01L21/66H01L21/822H01L27/04
    • PROBLEM TO BE SOLVED: To perform full specification test and burn-in with good reliability collectively for a plurality of semiconductor chips at the stage of a semiconductor wafer, in a test method for a semiconductor wafer. SOLUTION: This method has a process 10 for forming a temporary auxiliary film 30 for a test which is performed prior to test, a test process 11 which is performed, with a probe 41 applied to the temporary auxiliary film 30 for the test, and a process 13 of temporarily peeling off the auxiliary film for test which is performed to peel off the temporary auxiliary film 30 for the test after test. The temporary auxiliary film 30 for test has a group of electrodes for test, where a plurality of electrodes 32 for test are drawn up regularly, at the surface, and has a wiring pattern 35 for electrically connecting each electrode 32 for test of the group 31 of electrodes 31 for test with the separate element electrodes of the above plurality of semiconductor elements 21. The probe pins 42 of a probe 41 are in a row, corresponding to each electrode 32 for test of the group 31 of the electrodes for test.