1) wideband noise
宽频带噪声
2) low-frequency broadband noise
低频宽带噪声
3) low-noise ultrabroad-band
低噪声超宽频带
1.
This paper studies the CAD technique of low-noise ultrabroad-band PIN-FET combined circuits for optical fiber communication receivers.
研究了用于光接收机的低噪声超宽频带PIN-FET组合电路的CAD。
4) wideband noise limiting
宽频带噪声限制
5) broadband noise
宽频噪声
1.
The model to calculate the blade tail edge vortex shedding broadband noise of low speed axial flow fan is studied, Conclusion is got that sound power of the tail edge vortex noise is direct proportion to the quintuple of the cosine value of the blade edge sweep angle.
对低速轴流风机尾涡宽频噪声的计算模型进行研究,提出了叶片尾涡脱落噪声声功率与掠向角余弦值的五次方成正比的结论,基于高斯分布函数建立尾涡宽频脱落噪声频谱的计算方法,并对以上结论和计算方法进行了实验验证。
6) noise bandwidth
噪声带宽
1.
Some realization ways of measurement are discussed,including the maximum output power,output amplitude and noise bandwidth.
讨论了低频噪声源的最大输出功率、噪声输出幅度以及噪声带宽测试的实现途径。
2.
The use of digital rating loop in Doppler radar always comes down to adjusting the noise bandwidth.
本文针对噪声带宽对测速系统指标的影响 ,对测速环路的噪声带宽选择作了详细的理论分析。
3.
Through methods of noise bandwidth and simulation, comparisons have been made between traditional supply chain and information sharing supply chain, the effect of parameters of the logistics lead times and the exponential smoothing forecast on the bullwhip effect have been analyzed.
分别利用噪声带宽和Matlab/Simulink对一个可扩展多主体线性供应链系统的牛鞭效应进行了建模与仿真研究,分析了实施信息共享前后供应链系统的牛鞭效应,探讨了物流延迟时间参数和指数平滑预测参数对牛鞭效应的影响,并给出了减弱牛鞭效应影响的相应策略。
补充资料:宽带和窄带业务
宽带业务是相对窄带业务而言的,一般来说,对于速率低于2Mb/s的通信业务统称窄带业务,如电话网、N-ISDN所提供的业务。对于高于2Mb/s的通信业务,如帧中继业务、视频点播、ATM业务、TV会议等称为宽带通信业务。 目前投入应用的宽带接入技术主要有两种:ADSL和FTTX+LAN。
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