发明名称 |
Microwave power amplifier. |
摘要 |
<p>A microwave power amplifier having a microwave power amplifying circuit (1) and a power monitoring circuit (2). In order to prevent power loss at connecting points, a directional coupler in the power monitoring circuit (2) is formed by, a coaxial line (27) and a strip line (20). The coaxial line (27) has an opening on the outer conductor thereof so that the coaxial line and the strip line are electromagnetically coupled.</p> |
申请公布号 |
EP0228265(A2) |
申请公布日期 |
1987.07.08 |
申请号 |
EP19860309975 |
申请日期 |
1986.12.19 |
申请人 |
FUJITSU LIMITED |
发明人 |
FURUTANI, NAGAHISA;BABA, OSAMU;MURAI, SINICHI |
分类号 |
H03F3/21;G01R21/01;H01P1/00;H01P5/18;H03F3/20;H03F3/26;H03F3/60;(IPC1-7):H01P5/18 |
主分类号 |
H03F3/21 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|