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    • 9. 发明申请
    • WIRING BOARD AND LIQUID CRYSTAL DISPLAY DEVICE
    • 接线板和液晶显示器件
    • US20110075088A1
    • 2011-03-31
    • US12995578
    • 2009-04-10
    • Takashi MatsuiMotoji Shiota
    • Takashi MatsuiMotoji Shiota
    • G02F1/1345H01L23/52
    • H05K1/111G02F1/13452H01L2224/05553H05K2201/09409H05K2201/09672H05K2201/10674Y02P70/611
    • A wiring board of the present invention has pads disposed in a plurality of rows including: first row pads each being connected to a respective one of the connection wires that is long in length; and second row pads (30b) each being connected to a respective one of the connection wires that is shorter in length than that of first connection wires (10a) connected to the first row pads, each of the first connection wires (10a) being provided not in a region between adjacent ones of the second row pads (30b) but in a lower layer region of the second row pads (30b), in such a manner that at least a first insulating layer (20a) is sandwiched between the second row pads (30b) and the first connection wires (10a), and 0.8≦W1/W2≦1, where W1 is a line width of the first connection wires (10a) in the lower layer region of the second row pads (30b), and W2 is a width of the second row pads (30b).
    • 本发明的布线基板具有排列成多行的焊盘,包括:第一行焊盘,各自连接到长度相等的连接线; 和第二排焊盘(30b)分别连接到长度比连接到第一行焊盘的第一连接线(10a)短的连接线中的每个连接线,每个第一连接线(10a)被设置 不是在相邻的第二列焊盘(30b)之间的区域中,而是在第二行焊盘(30b)的下层区域中,使得至少第一绝缘层(20a)夹在第二行 焊盘(30b)和第一连接线(10a),以及0.8< W1; W1 / W2≦̸ 1,其中W1是第二行焊盘(30b)的下层区域中的第一连接线(10a)的线宽, ,W2是第二排焊盘(30b)的宽度。