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ASPDAC
2006
ACM
133views Hardware» more  ASPDAC 2006»
14 years 3 months ago
Monotonic parallel and orthogonal routing for single-layer ball grid array packages
— In this paper, we give the necessary and sufficient condition that all nets can be connected by monotonic routes when a net consists of a finger and a ball and fingers are on...
Yoichi Tomioka, Atsushi Takahashi
ASPDAC
2008
ACM
100views Hardware» more  ASPDAC 2008»
13 years 11 months ago
Routability driven modification method of monotonic via assignment for 2-layer Ball Grid Array packages
Ball Grid Array packages in which I/O pins are arranged in a grid array pattern realize a number of connections between chips and a printed circuit board, but it takes much time in...
Yoichi Tomioka, Atsushi Takahashi