Invention Grant
- Patent Title: Circuit board laminated module and electronic equipment
- Patent Title (中): 电路板层压模块和电子设备
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Application No.: US12926901Application Date: 2010-12-16
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Publication No.: US08254144B2Publication Date: 2012-08-28
- Inventor: Katsuji Matsumoto , Shusaku Yanagawa , Shuichi Oka , Shinji Rokuhara
- Applicant: Katsuji Matsumoto , Shusaku Yanagawa , Shuichi Oka , Shinji Rokuhara
- Applicant Address: JP Tokyo
- Assignee: Sony Corporation
- Current Assignee: Sony Corporation
- Current Assignee Address: JP Tokyo
- Agency: Rader Fishman & Grauer, PLLC
- Priority: JPP2009-296130 20091225; JPP2010-262181 20101125
- Main IPC: H05K3/00
- IPC: H05K3/00

Abstract:
A circuit board laminated module includes: a first circuit board having a multi-layer structure in which ground layers are provided in a plurality of layers; a second circuit board mounted on the first circuit board; and a semiconductor chip mounted on the second circuit board, wherein in the first circuit board, a noise guiding through via which guides an electromagnetic noise generated in the semiconductor chip to a lower layer side is provided on a side different from a circuit portion or a circuit element desired to be protected against influence of the electromagnetic noise in a surrounding direction of an occurrence place of the electromagnetic noise.
Public/Granted literature
- US20110157857A1 Circuit board laminated module and electronic equipment Public/Granted day:2011-06-30
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