发明名称 CIRCUIT BOARD STRUCTURE AND ITS MANUFACTURING METHOD
摘要 PROBLEM TO BE SOLVED: To provide a high-density three-dimensional mounting structure. SOLUTION: This three-dimensional mounting structure is formed, in such a way that recessed sections are formed on the surface of a silicon substrate through anisotropic etching or machining, and a semiconductor device and passive components are mounted on the substrate by arranging the device and parts in the recessed sections and forming circuit patterns above the device and components.
申请公布号 JP2002151801(A) 申请公布日期 2002.05.24
申请号 JP20000342980 申请日期 2000.11.10
申请人 CITIZEN WATCH CO LTD 发明人 WATANABE MAKOTO
分类号 H05K1/18;H01L23/12;H01L23/52;H05K1/02;H05K3/00;(IPC1-7):H05K1/02 主分类号 H05K1/18
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