1) the earth channel
大地信道
1.
However, it seems that there were certain difficulties to put it into practice, because the characteristics of the earth channel are very complex.
透地通信系统是彻底解决抢险、救灾的唯一有效途径,但是实现起来有一定难度,其中主要是由大地信道的复杂特性所导致的,不同介质层的吸收、反射、透射、折射情况复杂,限制了大地信道在通信系统中的应用。
2) atmosphere channel
大气信道
1.
The paper studied the characteristics of atmosphere channel,discussed the influence of atmosphere channel on absorption,scattering and turbulence of signals and calculated the atmosphere attenuation ratio.
还研究了大气信道的特点,并讨论了大气信道对信号的吸收、散射和湍流影响,给出了衰减的因子。
3) Atmospheric channel
大气信道
1.
This paper is mainly about atmospheric channel model along with coding and decoding design for NLOS ultraviolet communication.
本文主要研究工作是非直视紫外光通信大气信道模型分析及编解码电路设计与仿真实现。
2.
Based on the analysis of the atmospheric channel and avalanche photodiode noise, the mathematical model of the output of the APD detector in the PPM receiver is discussed and the bit error rate of the APD detector i.
分析了大气信道、雪崩光电二极管(APD)的噪声对光脉冲产生的影响，在此基础上，给出了PPM调制接收机APD探测器的输出数学模型，得到了APD探测器的输出误码特性。
4) local channel
本地信道
5) terrestrial channel
地面信道
6) terrestrial channel
地上信道
补充资料：大地
【大地】
（术语）见道已上之菩萨，分为十地，高地之位，谓之大地。
（术语）见道已上之菩萨，分为十地，高地之位，谓之大地。
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