发明名称 |
WIRELESS COMMUNICATION SYSTEM, TRANSMISSION POWER CONTROL METHOD, AND NETWORK CONTROL APPARATUS |
摘要 |
<p>The objective of the invention is to improve the communication performance of a secondary system within such a range that does not affect a primary system. A wireless communication system comprises: a primary system that can use a given frequency on a priority basis; secondary wireless communication systems each of which is operated with the same frequency; and a network control apparatus that controls the secondary wireless communication systems. The network control apparatus comprises: a primary system information acquiring unit that acquires information of the primary system; a secondary system information acquiring unit that acquires communication quality information of the secondary wireless communication systems; and an optimum computing unit that calculates, on the basis of the primary and secondary system information acquiring units, the transmission powers of a plurality of base stations of the secondary wireless communication systems.</p> |
申请公布号 |
WO2014007158(A1) |
申请公布日期 |
2014.01.09 |
申请号 |
WO2013JP67797 |
申请日期 |
2013.06.28 |
申请人 |
HITACHI KOKUSAI ELECTRIC INC., |
发明人 |
MURAI, SHINJI;ISHIKAWA, TAKASHI;TAMAKI, TSUYOSHI |
分类号 |
H04W16/14;H04W52/24 |
主分类号 |
H04W16/14 |
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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