公开(公告)号：US07541888B2

公开(公告)日：2009-06-02

申请号：US11690393

申请日：2007-03-23

Applicant: Ke-Li Wu ,  Lap Kun Yeung

Inventor： Ke-Li Wu ,  Lap Kun Yeung

IPC: H03H7/42 ,  H01P3/08 ,  H03H7/38

CPC classification number: H01P1/203 ,  H01P5/10

Abstract: A dual band balun filter that includes a first coupled-line section pair provided with a first terminal; a second coupled-line section pair configured to be connected to the first coupled-line section pair, a third coupled-line section pair, and a fourth coupled-line section pair, respectively, and the fourth coupled-line section pair is provided with a second terminal; the third coupled-line section pair is provided with a transmission line and is connected to a fifth coupled-line section pair that is provided with a third terminal; and each of the first to fifth coupled-line section pairs is formed with partial coupled stepped impedance resonators (SIRs).

Abstract translation: 一种双频带平衡 - 不平衡变换器，包括：具有第一端子的第一耦合线段对; 第二耦合线部分对，分别被配置为连接到第一耦合线部分对，第三耦合线部分对和第四耦合线部分对，并且第四耦合线部分对具有 第二个终端 第三耦合线路段对设有传输线，并连接到设置有第三终端的第五耦合线段对; 并且第一至第五耦合线路段对中的每一个由部分耦合的阶梯式阻抗谐振器（SIR）形成。

公开(公告)号：US20080231389A1

公开(公告)日：2008-09-25

申请号：US11690393

申请日：2007-03-23

Applicant: Ke-Li Wu ,  Lap Kun Yeung

Inventor： Ke-Li Wu ,  Lap Kun Yeung

IPC: H03H5/00

CPC classification number: H01P1/203 ,  H01P5/10

Abstract: A dual band balun filter, that includes a first coupled-line section pair provided with a first terminal; a second coupled-line section pair configured to be connected to the first coupled-line section pair, a third coupled-line section pair, and a fourth coupled-line section pair, respectively, and the fourth coupled-line section pair is provided with a second terminal; the third coupled-line section pair is provided with a transmission line and is connected to a fifth coupled-line section pair that is provided with a third terminal; and each of the first to fifth coupled-line section pairs is formed with partial coupled stepped impedance resonators (SIRs).

Abstract translation: 一种双频带平衡 - 不平衡变换器，包括：具有第一端子的第一耦合线路段; 第二耦合线部分对，分别被配置为连接到第一耦合线部分对，第三耦合线部分对和第四耦合线部分对，并且第四耦合线部分对具有 第二个终端 第三耦合线路段对设有传输线，并连接到设置有第三终端的第五耦合线段对; 并且第一至第五耦合线路段对中的每一个由部分耦合的阶梯式阻抗谐振器（SIR）形成。