| 摘要 |
PROBLEM TO BE SOLVED: To enhance reliability of a wiring board, or the like. SOLUTION: The wiring board comprises a flexible board 10 having an area 12 for mounting a chip component, and a wiring pattern having wiring 20. The wiring 20 has a first section 24 including an electric joint 22 formed on the inside of the chip component mounting area 12 and extended with the width of the electric joint 22, a second section 26 formed on the side opposite to the first section 24 of the flexible board 10, and a through hole 28 penetrating the flexible board 10 to connect the first section 24 electrically with the second section 26. The first section 24 is formed not to extend to the outside of the chip component mounting area 12, the through hole 28 is formed on the inside of the chip component mounting area 12, and the wiring 20 is extended to the outside of the chip component mounting area 12 through the second section 26. COPYRIGHT: (C)2006,JPO&NCIPI
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