| 摘要 |
PURPOSE: A printed circuit board for a mobile phone is provided to enable miniaturization and slimming thereof by forming a sub substrate in the dead zone of a main board in one body. CONSTITUTION: In a printed circuit board for a mobile phone, a dead zone(8) is formed in a main circuit substrate(2). A passive device and electronic components are formed in the main circuit substrate. A sub circuit board(4) is formed together with the dead zone. The sub circuit board is formed by a linked board(6a). The linked board is electrically connected to the main circuit substrate.
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