发明名称 Ball grid array package with an electromagnetic shield connected directly to a printed circuit board
摘要 A ball grid array package includes a chip having a substrate with a bottom surface, a plurality of solder bumps projecting outwardly from the bottom surface of the substrate, and an electromagnetic shield including a housing that defines an inner space which receives the chip and the solder bumps therein, and a bottom opening for access into the inner space. The solder bumps project outwardly of the inner space through the bottom opening in the housing.
申请公布号 US2004150977(A1) 申请公布日期 2004.08.05
申请号 US20040761724 申请日期 2004.01.20
申请人 HSIEH CHIA-MING 发明人 HSIEH CHIA-MING
分类号 H01L23/31;H01L23/552;H05K1/02;H05K3/34;(IPC1-7):H05K9/00 主分类号 H01L23/31
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