发明名称 |
METHOD FOR CONTROLLING TRANSMISSION POWER FOR REPEATER |
摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method for controlling transmission power for a repeater capable of obtaining a greater communication line capacity by controlling transmission power of the repeater so as to approach a propagation path to a multi- path propagation path in a multi-point relay transmission system. <P>SOLUTION: The transmission power PT<SB>i</SB>of each repeater 301 is controlled to satisfy a relation of PT<SB>1</SB>G<SB>1</SB>=PT<SB>2</SB>G<SB>2</SB>=...=PTLGL, where L is the number of repeaters, PT<SB>i</SB>is the transmission power of the i-th repeater 301, and G<SB>i</SB>is a propagation power loss between the i-th repeater 301 and a receiver 102. <P>COPYRIGHT: (C)2003,JPO |
申请公布号 |
JP2003244050(A) |
申请公布日期 |
2003.08.29 |
申请号 |
JP20020037152 |
申请日期 |
2002.02.14 |
申请人 |
HITACHI CABLE LTD;HITACHI LTD |
发明人 |
SAKAI KATSUMI;TAMAKI TAKESHI;YANO TAKASHI |
分类号 |
H04J3/00;H04B7/212;H04B7/26 |
主分类号 |
H04J3/00 |
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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