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ASPDAC
2006
ACM
133views Hardware» more  ASPDAC 2006»
13 years 11 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 6 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