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    • 5. 发明授权
    • Via transmission lines for multilayer printed circuit boards
    • 通过多层印刷电路板的传输线
    • US07868257B2
    • 2011-01-11
    • US10598134
    • 2005-03-09
    • Taras KushtaKaoru NaritaHirokazu TohyaTakanori SaekiTomoyuki Kaneko
    • Taras KushtaKaoru NaritaHirokazu TohyaTakanori SaekiTomoyuki Kaneko
    • H01R12/04H05K1/11
    • H05K1/0222H05K1/0269H05K3/429H05K2201/09536H05K2201/09618H05K2201/09718H05K2201/09809
    • A via transmission line for a multilayer printed circuit board (PCB) in which a wave guiding channel is formed by a signal via or a number of signal vias, an assembly of ground vias surrounding the signal via or corresponding number of coupled signal vias, a set of ground plates from conductor layers of the multilayer PCB, and a clearance hole. In this via transmission line, the signal via, or the number of signal vias forms an inner conductive boundary, ground vias and ground plates from conductor layers of the multilayer PCB form an outer conductive boundary, and the clearance hole provides both isolation of the inner conductive boundary from the outer conductive boundary and high-performance broadband operation of the via transmission line by means of the predetermined clearance hole cross-sectional shape and dimensions where the cross-sectional shape of the clearance hole is defined by the arrangement of ground vias in the outer conductive boundary and dimensions of the clearance hole are determined according to a method to minimize frequency-dependent return losses caused by specific corrugations of the outer conductive boundary formed by ground plates in the wave guiding channel of the via transmission line.
    • 一种用于多层印刷电路板(PCB)的通孔传输线,其中通过信号通道或多个信号通路形成波导通道,围绕信号通孔或相应数量的耦合信号通孔的接地通孔的组件, 多层PCB的导体层的接地板组以及间隙孔。 在这个通过传输线路中,信号通孔或信号通道的数量形成内部导电边界,从多层PCB的导体层形成的接地孔和接地板形成外部导电边界,并且间隙孔提供内部 通过外部导电边界的导电边界和通孔传输线的高性能宽带操作,借助于预定的间隙孔横截面形状和尺寸,其中间隙孔的横截面形状由接地通孔的布置 根据通过在通孔传输线的波导通道中由接地板形成的外导电边界的特定波纹引起的频率相关的返回损耗的方法来确定间隙孔的外导电边界和尺寸。
    • 9. 发明申请
    • Via transmission lines for multilayer printed circuit boards
    • 通过多层印刷电路板的传输线
    • US20070205847A1
    • 2007-09-06
    • US10598134
    • 2005-03-09
    • Taras KushtaKaoru NaritaHirokazu TohyaTakanori SaekiTomoyuki Kaneko
    • Taras KushtaKaoru NaritaHirokazu TohyaTakanori SaekiTomoyuki Kaneko
    • H01P5/02
    • H05K1/0222H05K1/0269H05K3/429H05K2201/09536H05K2201/09618H05K2201/09718H05K2201/09809
    • A via transmission line for a multilayer printed circuit board (PCB) in which a wave guiding channel is formed by a signal via or a number of signal vias, an assembly of ground vias surrounding the signal via or corresponding number of coupled signal vias, a set of ground plates from conductor layers of the multilayer PCB, and a clearance hole. In this via transmission line, the signal via, or the number of signal vias forms an inner conductive boundary, ground vias and ground plates from conductor layers of the multilayer PCB form an outer conductive boundary, and the clearance hole provides both isolation of the inner conductive boundary from the outer conductive boundary and high-performance broadband operation of the via transmission line by means of the predetermined clearance hole cross-sectional shape and dimensions where the cross-sectional shape of the clearance hole is defined by the arrangement of ground vias in the outer conductive boundary and dimensions of the clearance hole are determined according to a method to minimize frequency-dependent return losses caused by specific corrugations of the outer conductive boundary formed by ground plates in the wave guiding channel of the via transmission line.
    • 一种用于多层印刷电路板(PCB)的通孔传输线,其中通过信号通道或多个信号通路形成波导通道,围绕信号通孔或相应数量的耦合信号通孔的接地通孔的组件, 多层PCB的导体层的接地板组以及间隙孔。 在这个通过传输线路中,信号通孔或信号通道的数量形成内部导电边界,从多层PCB的导体层形成的接地孔和接地板形成外部导电边界,并且间隙孔提供内部 通过外部导电边界的导电边界和通孔传输线的高性能宽带操作,借助于预定的间隙孔横截面形状和尺寸,其中间隙孔的横截面形状由接地通孔的布置 根据通过在通孔传输线的波导通道中由接地板形成的外导电边界的特定波纹引起的频率相关的返回损耗的方法来确定间隙孔的外导电边界和尺寸。