发明名称 |
DIGITAL ATTENUATION APPARATUS HAVING ULTRA BROADBAND AND EXCELLENT ATTENUATION CHARACTERISTICS |
摘要 |
<p>Provided is a digital attenuation apparatus having ultra broadband and excellent attenuation characteristics. The digital attenuation apparatus includes an input port, an output port, a first transmission line, a second transmission line, a first switching device, a third transmission line, a first resistive element, a second resistive element, a fourth transmission line, a second switching device, a fifth transmission line, and a third resistive element.</p> |
申请公布号 |
WO2007032611(A1) |
申请公布日期 |
2007.03.22 |
申请号 |
WO2006KR03466 |
申请日期 |
2006.08.31 |
申请人 |
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE;JU, IN-KWON;YOM, IN-BOK;CHANG, DONG-PIL;JEONG, JIN-CHEOL;SHIN, DONG-HWAN;NOH, YOUN-SUB |
发明人 |
JU, IN-KWON;YOM, IN-BOK;CHANG, DONG-PIL;JEONG, JIN-CHEOL;SHIN, DONG-HWAN;NOH, YOUN-SUB |
分类号 |
H04B1/18 |
主分类号 |
H04B1/18 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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