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    • 1. 发明申请
    • INDOOR CEILING-MOUNT OMNIDIRECTIONAL ANTENNA AND A METHOD FOR MANUFACTURING THE SAME
    • 室内天花板及其制造方法
    • US20130099995A1
    • 2013-04-25
    • US13502328
    • 2010-10-15
    • Xiaoming HuangYanzhou MaiQiang FuXudong ChenZhongfeng PengAnmin DengHuiming Ge
    • Xiaoming HuangYanzhou MaiQiang FuXudong ChenZhongfeng PengAnmin DengHuiming Ge
    • H01Q1/00H01P11/00H01Q1/42
    • H01Q1/007H01P11/001H01Q1/42H01Q9/28H01Q9/40H01Q13/04Y10T29/49016
    • A ceiling-mount omnidirectional antenna for indoor distribution system of mobile communication network and a method for manufacturing the same are provided. The antenna includes: a monopole consisting of a cone part and a columnar part; a reflecting plate consisting of a cone part and a platform part; and a feed connector. The monopole and the reflecting plate are arranged in such that the tips of cone parts are opposite to each other. The signal is fed into the antenna through the feed connector and radiated outward by the monopole and the reflecting plate. In high frequency band, the maximal gain appears at about 70°, so that the signal power focuses at radiating angles of 60°˜85°. Comparing to the existing antenna, the gain of the antenna increases 4.22 dB at a radiating angle of 85° and decreases 10 dB at a radiating angle of 30°. So, the maximal permissible value of antenna aperture power of mobile communication signal in high frequency band, such as 3G, is increased; and the field strength of signal covering the edge is increased. The antenna can increase the covering range of a single antenna, increase the signal quality, and cover 2G and 3G networks in the same time so as to reduce the difficulty and the cost for building and reconstructing an indoor distribution system in 3G.
    • 提供了一种用于移动通信网络室内分配系统的天花板安装全向天线及其制造方法。 天线包括:由锥形部分和柱状部分组成的单极子; 由锥体部分和平台部分组成的反射板; 和馈电连接器。 单极子和反射板被布置成使得锥形部分的尖端彼此相对。 信号通过馈电连接器馈入天线,并由单极子和反射板向外辐射。 在高频段,最大增益出现在70°左右,信号功率在60°〜85°的辐射角度下聚焦。 与现有天线相比,天线的增益在85°的辐射角下增加了4.22dB,在30°的辐射角下降低了10dB。 因此,3G等高频移动通信信号的天线孔径功率的最大允许值增加; 并且覆盖边缘的信号的场强增加。 天线可以增加单个天线的覆盖范围,提高信号质量,同时覆盖2G和3G网络,降低3G中室内分布系统建设和重建的难度和成本。