发明名称 BI-DIRECTIONAL WIRELESS BROADCASTING SYSTEM USING SMART UTILITY NETWORK
摘要 The present invention relates to a bi-directional broadcasting apparatus, managing maximally 256 or more of wireless broadcasting speaker nodes installed spaced apart by one-kilometer radius to broadcast about an emergency disaster by using IEEE 802.15.4g smart metering utility network (SUN) technology.
申请公布号 KR20160090062(A) 申请公布日期 2016.07.29
申请号 KR20150009900 申请日期 2015.01.21
申请人 DONGWON SYSTEM. CO., LTD. 发明人 HAN, DEOK WON;BAE, KI HWAN
分类号 G08B21/10;G06Q50/26;G08B25/10 主分类号 G08B21/10
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