carrier-to-noise ratio的意思|示意
载波噪声比
carrier-to-noise ratio的网络常见释义
载噪比 关键词： GNSS ；接收机；载噪比估计 中图法分类号： P228．41 载噪比（ carrier-to-noise ratio ， CNR ）是 GNSS 接收机中重要的输出统计量之一，每个跟踪通道的 载噪比反映本通道跟踪信号的强度。
载波杂讯比 ... 载波噪声：carrier noise 载波杂讯比：carrier-to-noise ratio 载波源：carrier source ...
载波噪声比 carrier-noise ratio 载波噪声比 carrier-to-noise ratio 载波杂讯比; 载波杂音比; 载波噪声比,载噪比; 载噪比 carrier-to-noise-density ratio 载波噪音密度比 .
载波信号噪声比 ...光学记录材料，不但可配合高密度记录媒体所使用的较短波长的雷射光，且具有高反射率及高载波信号噪声比(carrier-to-noise ratio，CNR)，如此一来进一步提高了高密度记录媒体的记录感度及读取特性。 主权项 1.
carrier-to-noise ratio相关短语
1、 CNR Carrier to Noise Ratio 载噪比
2、 cnr carrier-to-noise ratio 载噪比
3、 carrier to noise ratio meter 载波噪声比测试器
carrier-to-noise ratio相关例句
But to the CW pulse signal with changing carrier wave frequency, common filter cannot achieve narrowband filter, whereas broadband filter cannot reach the request of the signal-noise ratio.
可是，对于载波频率不断变化的CW脉冲信号，普通的滤波器难以实现窄带跟踪滤波，而宽带滤波又不能达到提高信噪比的要求。
As a result, it would carse more serious noiSe and distortion, In order to improve the reception quality, we are asked to make better design of a carrier for its noise ratio and CTB target.
为了提高收视质量，对系统设计中的载噪比和复合三次差拍（CTB）指标必然提出更高的要求。
Their main function is to simulate the satellite signal from the really satellite on the satellite orbit through changing code phase, Doppler shift, carrier and signal-to-noise ratio.
其主要功能就是通过改变码相位、多普勒频移、载波和信噪比来模拟卫星轨道上真实卫星发射的信号。
Under a certain deliver distance and the light power, the different sub-carries number to exist a best optical modulation index, making the system's carrier-to-noise ratio biggest.
一定的传输距离和发射光功率情况下，不同的子载波数存在一个最佳的光调制指数，使得系统载噪比最大；
To the question of Carrier Synchronization with low signal-to-noise ratio (SNR) and High Dynamic , using the method of combining FLL with PLL to actualize the carrier tracking.
针对极低信噪比高动态条件下载波同步问题，采用锁频环（FLL）和锁相环（PLL）相结合的方法来实现载波跟踪。
Aiming at problem of precisely carrier tracking on the condition of high dynamic and low signal-to-noise ratio, four schemes are proposed in this dissertation.
针对高动态、低信噪比条件下的载波精跟踪问题，本文提出了四种解决方案。