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    • 1. 发明授权
    • Wiring board and method for producing the same
    • 接线板及其制造方法
    • US07442074B2
    • 2008-10-28
    • US11558706
    • 2006-11-10
    • Nozomi ShimoishizakaNobuyuki KoutaniKouichi NagaoMichiharu ToriiYoshifumi NakamuraTakayuki Tanaka
    • Nozomi ShimoishizakaNobuyuki KoutaniKouichi NagaoMichiharu ToriiYoshifumi NakamuraTakayuki Tanaka
    • H01R12/24
    • H05K3/242H01L2924/0002H05K3/0097H05K2201/094H05K2203/1545H01L2924/00
    • A wiring board includes first and second feeding electrodes (2, 3) provided along both sides of an insulating substrate (1), feeding bus lines (4) extending in a traverse direction and connected to both the feeding electrodes, and conductor wirings (6, 8, 12) having one side terminals forming inner leads having protruding electrodes (9, 11, 13) and the other side terminals connected to the feeding bus lines. The inner leads in each unit region are arranged in two lines extending in the traverse direction. The inner leads of a first group are arranged with a dense wiring pitch, and the inner leads of a second group include a dense pitch region in which a wiring pitch is the same as that of the inner leads of the first group, and a sparse pitch region in which a wiring pitch is longer than that of the inner leads of the first group. The inner leads (6) of the first group and the inner leads (12) in the dense pitch region of the second group are connected to the feeding bus line on one side of each region, and the inner leads (8) in the sparse pitch region of the second group are connected to the feeding bus line on the other side of each unit region. Non-uniformity of heights of the protruding electrodes due to a difference in the wiring pitches of the inner leads can be suppressed easily.
    • 布线板包括沿着绝缘基板(1)的两侧设置的第一和第二馈送电极(2,3),馈送沿横向方向延伸并连接到馈电电极的总线(4)和导体布线(6) ,8,12),其一个端子形成具有突出电极(9,11,13)的内部引线,另一个侧端子连接到馈电总线。 每个单元区域中的内引线布置成沿横向方向延伸的两条线。 第一组的内部引线布置成具有致密的布线间距,并且第二组的内部引线包括密集的间距区域,其中布线间距与第一组的内部引线相同,并且稀疏 其中布线间距比第一组的内引线长的间距区域。 第一组的内部引线(6)和第二组的密集间隔区域中的内部引线(12)在每个区域的一侧连接到馈电总线,并且内部引线(8)在稀疏 第二组的音调区域连接到每个单元区域的另一侧的馈送总线。 可以容易地抑制由于内部引线的布线间距的差异导致的突出电极的高度的不均匀性。
    • 2. 发明授权
    • Wiring board and semiconductor device using the same
    • 接线板和使用其的半导体器件
    • US07800913B2
    • 2010-09-21
    • US11539706
    • 2006-10-09
    • Michiharu ToriiKouichi NagaoNozomi Shimoishizaka
    • Michiharu ToriiKouichi NagaoNozomi Shimoishizaka
    • H05K1/00
    • H05K1/0271H01L23/49838H01L23/4985H01L2924/0002H05K1/111H05K1/189H05K2201/09254H05K2201/09781H05K2201/10674H01L2924/00
    • A wiring board includes: a flexible insulating base; a plurality of conductive wirings arranged on the insulating base, end portions of the conductive wirings defining inner leads at a region where a semiconductor chip is to be mounted; and bump electrodes that are provided respectively at the inner leads of the conductive wirings. The wiring board further includes: dummy inner leads having a shape and a pitch corresponding to a shape and a pitch of the inner leads and aligned with the inner leads, the dummy inner leads being provided with dummy bump electrodes corresponding to the bump electrodes; a trunk conductive wiring provided for a group of one or an adjacent plurality of the dummy inner leads; and a branch wiring branching off from the trunk conductive wiring, the branch wiring being connected with the dummy inner leads belonging to the group corresponding to the trunk conductive wiring. Stress concentration on the inner leads during packaging of the semiconductor chip, resulting from the sparse arrangement of the electrode pads of the semiconductor chip, can be alleviated, thus suppressing a break in the inner leads.
    • 布线板包括:柔性绝缘基底; 布置在所述绝缘基底上的多个导电布线,所述导电布线的端部在要安装半导体芯片的区域处限定内引线; 以及分别设置在导电布线的内引线处的凸起电极。 布线板还包括:虚拟内引线,具有与内引线的形状和间距对应的形状和间距,并与内引线对准,虚拟内引线设置有与突起电极对应的虚设凸起电极; 为一组或相邻的多个虚拟内引线设置的躯干导电布线; 以及从所述主干导电布线分支的分支布线,所述分支布线与属于与所述导体布线对应的组的所述虚拟内部引线连接。 可以减轻由半导体芯片的电极焊盘的稀疏布置导致的半导体芯片封装期间的内部引线上的应力集中,从而抑制内部引线的断裂。