PCB routing methods continue to evolve, and flexible routing techniques can reduce wire length and free up space on a PCB. Traditional PCB routing is limited by fixation of coordinates of wires and by ...
现在但凡打开SoC原厂的PCB Layout Guide，都会提及到高速信号的走线的拐角角度问题，都会说高速信号不要以直角走线，要以45度角走线，并且会说走圆弧会比45度拐角更好。 事实是不是这样？PCB走线角度该怎样设置，是走45度好还是走圆弧好？90度直角走线到底行不行 ...
Charles Pfeil is an Engineering Director in the Systems Design Division at Mentor Graphics. My first experience with computerized printed-circuit-board (PCB) design was in 1978 when I acquired two ...
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