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    • 7. 发明授权
    • Differential transmission circuit and printed circuit board
    • 差分传输电路和印刷电路板
    • US09190978B2
    • 2015-11-17
    • US14239037
    • 2012-08-07
    • Yasuhiro Takahashi
    • Yasuhiro Takahashi
    • H04B3/28H03H7/42H03H1/00
    • H03H7/427H03H2001/0085
    • A differential transmission circuit includes differential signal transmission and reception units connected by a differential signal wiring having an inductor unit composed of magnetically coupled first and second inductors provided on first and second signal lines, an input-side capacitor unit including a first input-side capacitor having one terminal connected to a first inductor signal input terminal and the other terminal grounded and a second input-side capacitor having one terminal connected to a second inductor signal input terminal and the other terminal grounded, and an output-side capacitor unit including a first output-side capacitor having one terminal connected to a first inductor signal output terminal and the other terminal grounded and a second output-side capacitor having one terminal connected to a second inductor signal output terminal and the other terminal grounded.
    • 差分传输电路包括由差分信号布线连接的差分信号发送和接收单元,差分信号布线具有由设置在第一和第二信号线上的磁耦合第一和第二电感器组成的电感单元,输入侧电容器单元包括第一输入侧电容器 具有一个端子连接到第一电感器信号输入端子并且另一个端子接地;以及第二输入侧电容器,其一个端子连接到第二电感器信号输入端子,而另一个端子接地;以及输出侧电容器单元,包括第一 输出侧电容器,其一个端子连接到第一电感器信号输出端子,另一个端子接地;以及第二输出侧电容器,其一个端子连接到第二电感器信号输出端子,另一个端子接地。