1) soft base
无掩蔽发射场
2) sheltered location
掩蔽场所
3) unmasked region
无掩蔽区
5) spectral mask
辐射掩蔽
1.
With a short duration and a simple implement,the obtained UWB pulse can meet Federal Communications Commission(FCC) spectral mask.
采用不同幅度和延迟的高斯脉冲的组合来拟合抽样函数脉冲,实现了超宽带辐射掩蔽的高效逼近。
6) emission mask
辐射掩蔽
1.
The method using combining Gaussian pulse and its higher-order derivatives waveform is presented on the analysis of the relations of the central frequency of power spectral density and the higher-order derivatives of Gaussian pulse,which satisfies UWB emission mask by FCC proposed.
该方法通过选择适当的脉冲形成因子α和求导阶数n,对各段辐射掩蔽特性进行逼近。
2.
The method using Gaussian pulse wave combination subsection approach is presented, which aims at emission mask property of UWB system proposed by FCC.
针对美国FCC关于超宽带传输系统提出的辐射掩蔽特性,提出了一种利用高斯脉冲波形组合分段逼近的方法。
3.
In the Ultra-wideband communication systems, based on the restriction of Federal Communications Commission (FCC) emission mask, the methods of designing impulse pulse waveforms and the modulation scheme which has good performance are the key technique of the Ultra-wideband communications.
在超宽带通信系统中,对满足FCC辐射掩蔽约束的超短脉冲的波形设计与性能良好的脉冲调制技术是超宽带技术的关键。
补充资料：库鲁发射场(见航天器发射场)
库鲁发射场(见航天器发射场)
Kourou Launching Site
Kulu Fashechang库鲁发射场(Kourou Laune址ng site)见航天器发射场。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条