发明名称 |
Computer aided design apparatus for aiding design of a printed wiring board to effectively reduce noise |
摘要 |
A CAD apparatus includes a determining unit for determining a component order in ascending order of impedance of components for passive components amongst components to be placed on a printed wiring board. The CAD apparatus places each passive component in the determined component order in a vicinity of power pins of non-passive components that are already placed.
|
申请公布号 |
US7120885(B2) |
申请公布日期 |
2006.10.10 |
申请号 |
US20030620535 |
申请日期 |
2003.07.16 |
申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
发明人 |
NAKAYAMA TAKESHI;FUKUMOTO YUKIHIRO;IKEDA HIROSHI;TANIMOTO SHINICHI |
分类号 |
G06F17/50;H05K1/02;H05K3/00 |
主分类号 |
G06F17/50 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|