The problems of guaranteed precision of random dynamic response of closed loop system of 8-meter intelligent caliber antenna under random wind excitation are studied.

研究了8米口径智能天线结构在随机风荷作用下其保精度闭环控制随机响应问题。

youdao

An analysis of the antenna and scattering theory is an important part in the electromagnetic problems, which describes the energy transformation from a closed circuit system to an open space system.

电磁问题中有很大一类是研究天线和散射理论，即由封闭电路系统向空间开放系统的能量转换。

youdao

And the capacity of the UMB systems has been greatly improved by using the multiple antenna technology, like the Closed-loop MIMO.

还有闭环MIMO等多天线技术的使用，使得umb系统的系统容量有了极大的提升。

youdao

On Tuesday, Cooper used his keynote address at the Embedded Systems Conference in Boston to run down a list of complaints against the wireless industry that ranged from closed carrier networks to inefficient cellular antenna systems to the design of smart phones like the iPhone, which he argues are overly complex.

FORBES: Magazine Article