发明名称 |
Radio device, transmission/reception directivity control method, and transmission/ reception directivity control program |
摘要 |
A radio device includes an array antenna including a plurality of antennas; an adaptive array processing unit multiplying signals provided from the respective antennas of the array antenna by receive weights, and thereby extracting a signal received from desired another radio device; a switch circuit provided corresponding to at least one of the plurality of antennas for providing the signal received from the corresponding antenna to the reception signal processing unit in a receive operation; and a transmission amplifier amplifying and providing a modulated transmission signal to the first switch circuit corresponding to the one of the plurality of antennas.
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申请公布号 |
US2006014497(A1) |
申请公布日期 |
2006.01.19 |
申请号 |
US20050508557 |
申请日期 |
2005.06.17 |
申请人 |
DOI YOSHIHARU;ISHIDA AKIRA |
发明人 |
DOI YOSHIHARU;ISHIDA AKIRA |
分类号 |
H04B17/00;H01Q1/24;H01Q3/24;H01Q3/26;H04B7/005;H04B7/06;H04B7/08;H04B7/10;H04B7/26 |
主分类号 |
H04B17/00 |
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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