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相干检测     
相关语句
  coherent detection
     The conclusion is made that in the same case, the Shannon limit of BFSK based on coherent detection is 3dB more than that of BPSK in BSC channel.
     通过本文的分析可以得到结论,同样条件下,BFSK信号相干检测时的香农限比BPSK信号在BSC信道模型下的香农限多出3dB。
短句来源
     Coherent Detection Technology Based on Electro-optic Effect for Inter-satellite Tracking
     基于电光效应的相干检测星间跟踪技术
短句来源
     Application of filtering technique to the coherent detection of laser light
     滤波技术在激光相干检测中的应用
短句来源
     The experimental result shows that the precision of coherent detection has not been affected in a modulation frequency excursion range of ±9.2% with MWFS,compared with the range of ±3% without MWFS.
     实验结果表明,使用隶属函数加权采样算法后,当调制频率偏移范围小于±9.2%时,相干检测的精度未受影响; 而未使用隶属函数加权采样算法时,当调制频率偏移范围大于±3%时,相干检测的精度便会受到影响。
短句来源
     Differential detection and coherent detection based on space-time block codes
     基于空时分组码的差分检测与相干检测
短句来源
更多       
  coherence detection
     Application of Embedded Computer to Precision Coherence Detection Instrument
     嵌入式计算机在精密相干检测仪中的应用
短句来源
     This paper is developed around the designing of the embedded system of frequency domain induced polarization coherence detection.
     论文的工作是围绕频域激电相干检测嵌入式系统的设计而展开的。
短句来源
     This paper successfully designs the precision coherence detection embedded system, its quest for development model has the meaning of being used for reference in the development of other induced polarization instruments as well.
     本文成功的实现了精密相干检测嵌入式系统的设计,这种开发模式的探索对于其它激电仪器的研制也具有借鉴意义。
短句来源
     Communication systems can enhance their BER performance by using coherence detection only when they could make precise and real-time estimation of fading coefficients of multipath channel.
     只有对信号在多径衰落信道中所经历的衰落做出准确实时的估计,系统才可以使用能够提高接收机误比特率性能的相干检测
短句来源
     Communication systems can enhance their BER performance using coherence detection only when they could make precise and Real-time estimation of fading coefficients of multipath channel where the information symbol passes through.
     只有对信号在多径衰落信道中所经历的衰落做出准确实时的估计,系统才可以使用能够提高接收机误比特率性能的相干检测方法。
短句来源
更多       
  correlation detection
     Channel state information is required in OFDM systems for correlation detection and in MIMO-OFDM systems for space-time decoding.
     信道状态信息对于OFDM相干检测和MIMO-OFDM的空时解码来说是必须的;
短句来源
     According to the principle of correlation detection,an automatic measurement system for extinction ratio of polarizer consisted of monochromator and DSP Lock-in amplifier and compurer is designed not only to eliminate the influence on measurement accuracy caused by drift of intensity of light source but also to obatain approximate extinction spectrum.
     基于相干检测原理设计了一套由单色仪、数字锁相放大器和计算机联合使用的透射式偏光镜消光比智能化测试实验系统,采用双频双光路分光单探测器接收锁相放大器分离信号比对法进行源补偿测量,克服了光源光强漂移所带来的影响; 实现了可见光区消光比的精确自动测量,而且可以测得近似的消光光谱.
短句来源
  coherent measurement
     It was a phase sensitive coherent measurement system based on phase lock loop, which could get the impedance amplitude directly.
     使用基于锁相环的相敏相干检测技术 ,可以直接得到阻抗信号的幅度变化。
短句来源

 

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  coherent detection
A method is presented for the coherent detection of the signal scattered by a hydrobiont moving across the path of sound propagation from a wideband source against the background of the sum of an intense insonification signal and additive noise.
      
The error performance of continuous phase modulation (CPM) with the optimal coherent detection depends on its minimum squared Euclidean distance (MSED).
      
Optimal coherent detection of FSK signals with imbalance amplitudes in the presence of colored gaussian noise
      
The problem of optimal coherent detection of frequency-shift keying (FSK) signals transmitted over an additive colored Gaussian noise channel with imbalance gains in different frequencies (IGDF-ACGN channel) is studied.
      
Two-dimensional coherent detection imaging in multiple scattering media based on the directional resolution capability of the op
      
更多          
  coherence detection
Unknown properties of the development of the CO2 laser train are revealed based on our higher-order coherence detection of electron emission.
      
Motion and Form Coherence Detection in Autistic Spectrum Disorder: Relationship to Motor Control and 2:4 Digit Ratio
      
There were significant relationships between motion coherence detection and motor control in both groups of children, and also between motion detection, fine motor control and 2D:4D in the group of children with autistic spectrum disorder.
      
Binary and M-array Modulations, Coherence and non-coherence detection, probability of error performance.
      
  correlation detection
Characteristics of sound pulse transmission in shallow sea and correlation detection
      
New measurements on the same reaction using improved techniques viz.A) a windowless3He gas target andB) α- d correlation detection with 5 ns resolving time and antipileup circuitry have been performed.
      
Coherence requirement for partially coherent correlation detection
      
The coherence requirement for correlation detection is determined using the theory of partially coherent light.
      
Color signal correlation detection by matched spatial filtering
      
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