non-coherent detection 非相干探测 ; 非相干检测 ; 非相干性
differential coherent detection [自] 差动相干检测
Passive Coherent Detection 无源相干检测
optical coherent detection 光相干检测
non coherent detection 非相干解调
phase coherent detection 相位相干检波
digital coherent detection 数字相干检测
Channel estimation is a research focus; it is the fundament of coherent detection, demodulation and equalization.
信道估计是一个研究热点,它是进行相干检测、解调和均衡的基础。
参考来源 - OFDM系统中的信道估计算法研究Some application techniques of optical coherent detection are discussed in this paper.
介绍了光相干探测在不同技术领域的应用。
参考来源 - 光相干探测的应用技术研究Since WCDMA up-link adopt the RAKE receiver using coherent detection system, the exact and Real-time channel fading estimation of the transmitted signal is needed to realize the phase correction and coherent reception.
由于WCDMA系统上行链路采用的是基于相干解调的RAKE接收方案，故要求对信号在多径衰落信道中所经历的衰落作出准确实时的估计，以便在RAKE接收机中实现相位纠偏和相干接收。
参考来源 - 第三代移动通信系统中信道估计技术的研究This dissertation researches the theories of directly IF sample and digital quadrature coherent detection. Firstly, the dissertation introduces the problem of the conventional receivers, and analyses the relation between the error of amplitude and phase and mirror frequency.
本论文对直接中频采样及数字相干检波进行了研究,首先介绍了传统接收机原理以及其存在的问题,分析了幅相误差与镜频抑制比的关系。
参考来源 - 数字接收机技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Some application techniques of optical coherent detection are discussed in this paper.
介绍了光相干探测在不同技术领域的应用。
Then it has discussed system of acceptance, including coherent detection and non-coherent detection.
对相干探测与非相干探测等几种光接收机接收方式进行了分析与比较。
The principal advantage over the dual filter coherent detection is a four-fold reduction in bandwidth.
与双滤波器相干检波相比的主要优点是带宽减少了四分之三。
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