| 摘要 |
PROBLEM TO BE SOLVED: To provide a flexible printed board which copes fully with noise while maintaining durability and flexibility at a bent part of an FPC. SOLUTION: This flexible printed board is produced by a method comprising: forming a second ground bent line in a mesh shape in the surface side of the base layer 12 of the bent part 2 of FPC 1; forming a third ground bent line crossing transversely the second ground bent line; forming a first ground bent line 16 along the bent direction in the reverse surface side of the base layer 12; and connecting electrically the first ground bent line 16, the second ground bent line 20 and the third ground bent line 22 by a through hole 26. COPYRIGHT: (C)2008,JPO&INPIT
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