1) ground-air radio frequency
地空通信频率
2) air-to-ground radio frequency
空对地无线电通信频率
3) communication frequency
通信频率
1.
Study on communication frequency and routing protocol in underground multimedia sensor network;
井下多媒体传感器网络通信频率路由协议研究
2.
Based on the introduction of factor foundation that geology environment influence communication frequency in the mine.
在介绍了井下地质和生产环境对通信频率影响的基础上,考虑到移动设备的体积,确定井下无线通信传输在ISM频段(868-915 MHz)较合理。
4) ground-air communication
地空通信
1.
Novel scheme for the wide band ground-air communication system;
一种新颖的宽带地空通信系统方案
2.
Diversity Reception Technique Based on FB-FDE in Wideband Ground-Air Communication System;
基于FB-FDE的地空通信分集接收技术
3.
Quantitative analysis of the affection of the co-channel interference on the ground-air communication system of civil aviation;
同频道干扰对民航地空通信系统影响的定量分析
6) air-to-ground communication
地空通信
1.
The ideal geometric channel model and elliptical channel model of V/UHF air-to-ground communication were studied and simulated respectively,and the characteristics of V/UHF air-to-ground communication channel were analyzed comprehensively from different point of view.
分别研究了V/UHF地空通信中理想情况的几何信道模型和现实情况的椭圆几何信道模型,从不同角度较全面地分析了V/UHF地空通信的信道特性。
2.
An elliptical channel model for air-to-ground communication in the vector channel environment is proposed.
在矢量信道环境中提出了一种基于超短波地空通信的椭圆信道模型,推导出了地面接收信号的标准多径时延和波达方向的概率密度函数,对标准多径时延、波达方向和接收功率进行了仿真,分析了V/UHF地空通信的信道特性,表明了多径效应对超短波地空通信的影响。
3.
In order to win the local battle under informatized condition,the paper brings forward air-to-ground communication netting strategy based on the real demand and development of 3G,analyses the network key technology,and imitates the network scenarios with OPNET,thus opening an effective approach to settling the problems of military communication.
地空通信系统作为军事通信的重要组成部份,在作战中发挥着重要作用。
补充资料：无线电通信波段(见无线电通信)
无线电通信波段(见无线电通信)
radio communication wave range
wuxiandian tongXin boduan无线电通信波段(rads。。ommunicationWaVe range)见无线电通信。
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