发明名称 Ball Grid Array with Improved Single-Ended and Differential Signal Performance
摘要 An improved system and method for assigning power and ground pins and single ended or differential signal pairs for a ball grid array semiconductor package. In certain embodiments, the system uses a hexagonal pattern where the grid may be represented by a multiplicity of nested hexagonal patterns.
申请公布号 US2012001327(A1) 申请公布日期 2012.01.05
申请号 US20100827693 申请日期 2010.06.30
申请人 INTERNATIONAL BUSINESS MACHINES CORPORATION 发明人 ZHOU YAPING;WEEKLY ROGER D.
分类号 H01L23/485 主分类号 H01L23/485
代理机构 代理人
主权项
地址