… 感谢Proxim 公司和Ken Ruppel (kenruppel@gmail.com)允许我们把“video Beam Patterns
and Polarization of Directional Antennas”视频放到本书的在线资源网站上(访问地址: www.sybex.…

… has more larger energy efficiency which can lead to system performance improvement. … On
the capacity achieving covariance matrix for rician MIMO channels:An asymptotic approach[J]…

… and large antenna size of the electromagnetic wave communication channel in wireless
underground sensor networks … Improving wireless sensor network lifetime through power aware …

… programming for Ad hoc wireless sensor network localization … of directional antennas for
wireless sensor networks [J]. Int J … Improved algebraic solution for source localization from TDOA …

… Research on technologies of antenna for small wireless devices and directional antenna on
… This can improve the transmission performance of the system and solve the shortcomings of …

… Experimental results have verified that the proposed algorithm can improve the accuracy of
localization compared with existed localization algorithms. Furthermore, the performance of …

… A survey of QoS routing solutions for mobile ad hoc networks. IEEE Commun Surv, 2007, 9:
… attractive abilities of doubling the channel capacity and promoting the utilization of spectrum …

随着5G 网络开启规模商业部署, 越来越多的研究机构及相关人员开始对下一代移动通信系统
进行研究. 本文将探讨10 年后(2030 年∼) 的6G 概念. 本文首先用4 个关键词概括未来6G 愿景:“…

… The market demands of the vehicle-based optoelectronic mast are expected to increase
with the growing maturity of its technology and continuous expansion of its application. The …

… significantly improves the spectral efficiency of the system compared with the non-grid
switching method, and the proposed square hexagonal grid switching performance is better than …