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解调     
相关语句
  demodulation
    Research on Key Techniques of Onboard Digitized Multicarrier QPSK Demodulation
    星上多载波QPSK数字化解调关键技术研究
短句来源
    A highs stability method for FSK modulation and demodulation and performance analysis
    一种高稳定度FSK调制解调方法及其性能分析
短句来源
    The Design of a Frequency-Modulation Signal Demodulation Integrated Circuit with Phase Locked Loop
    一种锁相环调频信号解调集成电路的设计
短句来源
    A Study of Demodulation in Stretched Pulse PPM Optical Channels
    脉冲扩展激光PPM信道上解调的研究
短句来源
    Study on a New Method of FSK Demodulation Based on Pattern Recognition Principles
    一种基于模式识别的FSK信号解调新方法的研究
短句来源
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  demodulate
    ModelSim simulations and FPGA verifications indicate that this module could work well at the clock frequency of 28.8MHz and demodulate the digital signal to baseband.
    ModelSim仿真和PGA验证表明,本文设计的初始解调电路在28.8MHz的时钟频率下能正常工作,实现将数字信号解调至数字基带的功能.
短句来源
    With the development of computer,it becomes possible to demodulate signal with software,which enormously broadens the approaches of signal receiving and processing.
    由于计算机技术的飞速发展,通过软件的方法实现对信号解调已成为可能,大大拓宽了信号接收和处理的途径,为信号事后处理提供了有效的手段。
短句来源
    A new method to demodulate 2FSK signal using discrete short time Fourier transform
    一种基于DSTFT解调2FSK信号的新方法
短句来源
    Design of RS-Decoder for QAM Demodulate IC
    QAM解调芯片中RS解码的设计与实现
短句来源
    Design of Carrier Recovery for QAM Demodulate IC
    QAM解调芯片中载波恢复的设计与实现
短句来源
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  demodulating
    Super High Speed Voice Band Modulating and Demodulating Technology
    超高速话带调制解调技术
短句来源
    Digital Demodulating Techniques for IRIG B Code
    IRIG-B码数字解调技术
短句来源
    The Application of TLC320AC01 in Multi-channel FSK Signal Demodulating System
    TLC320AC01在多通道FSK信号解调系统中的应用
短句来源
    Demodulating the 64QAM TCM Signal by a Chip of Viterbi Decoder
    利用单片维特比译码器实现64QAM TCM的解调
短句来源
    DEMODULATING METHODS BASED ON WAVELET ANALYSIS AND THEIR APPLICATION TO ENGINEERING SIGNALS
    基于小波分析的工程信号调制解调方法及其应用
短句来源
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  demodulated
    Good demodulated signals independent on polarization are obtained at 137.2 MHz and 146.0 MHz of sinusoidal-wave.
    在调制信号为137.2MHz和146.0MHz正弦波的情况下,得到了很好的与信号偏振面无关的解调信号。
短句来源
    When applied in R-MOG,the demodulated signal is perfect.
    将整个电路应用于R-MOG系统中,解调出的信号效果良好。
短句来源
    FBG with 1566.71 nm Bragg wavelength is demodulated by the self-made coupler. When the shift of wavelength reaches 1.80 nm,the coupling ratio varies about 20.34%.
    自制的波长敏感耦合器实现了对布拉格波长为1566.71 nm光纤光栅波长漂移的解调,波长漂移1.80 nm,耦合比变化20.34%。
短句来源
    In the experiment, 40 Gb/s DPSK signal was demodulated successfully, and the extinction of the demodulated signal is 14.5 dB. With the help of temperature control, the experimental results have a long-time stability and can be switched between constructive interference and destructive one.
    实验中实现了40Gb/s差分相移键控信号的解调,解调信号消光比为14.5dB,温度控制实现了输出结果的长时间稳定,并可在相长干涉和相消干涉之间转换。
短句来源
    In the paper, we developed a new measurement method for the on-off time of high speed microwave switch. Envelop signal through switch is measured using a sampling oscilloscope with 70 GHz bandwidth by this method. Then this signal is demodulated by correspondent test software which is developed by us.
    传统的测量方法无法测量如此高速开关的开关时间,本文提出了一种新方法测量高速微波开关的开关时间,利用带宽为70GHz的取样示波器通过观测开关的包络信号,然后编写相应的测量软件把观测的包络信号进行解调,并自动测量开关时间,从而测量几纳秒甚至皮秒级的开关时间,最后进行了实验验证。
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  demodulation
The digital modulation/demodulation methods are applied to the OFDM algorithm.
      
The article introduces an advanced approach of fiber grating strain demodulation based on the principle of polarized-light interference.
      
The analyses of the strain demodulation resolution show that with a decrease in crystal thickness the resolution increases.
      
Digital Readout System for Micromachined Gyroscope and Analysis for its Demodulation Algorithm
      
By digitalizing the output of the gyroscope, this system uses a floating-type digital signal processor (DSP) to process the signal demodulation and achieve the feedback control of the gyroscope.
      
更多          
  demodulate
Special attention is paid to the specific receiver functions necessary to demodulate the received signal.
      
It can both amplify the light power and demodulate the wavelength signal.
      
Its output power is 1000 times as high as traditional broadband light source (BBS) and it can demodulate the signal by scanning wavelength in 30 nm of bandwidth range in the situation of 1550 nm central wavelength.
      
This paper presents a convenient formulation for the discussion of experiments that are designed to modulate particle beams, such as an electron beam, and to demodulate this beam at optical frequencies.
      
The algorithm uses a square wave to demodulate phase and moving averages and comb-shaped filters to extract the phase information from low frequency.
      
更多          
  demodulating
But this paper presents a new technique of multiple beam modulation to transmit data and azimuth information, so that the receiver with only an antenna can perform communication and direction-finding from demodulating signals.
      
According to this characteristic, through demodulating the Δλ, the value of the cable tension can be determined.
      
The problem of demodulating across argument and literal boundaries
      
Theoretical analysis and experimental results are presented to demonstrate that this method is capable of demodulating the interferogram and thus permits a direct inspection of the depth-resolved image.
      
This is used to estimate the optimum choice of the demodulating frequency which considerably influences the measurement of the instantaneous amplitude and phase of the underlying process.
      
更多          
  demodulated
Based on experimentally revealed dependences of demodulated pulse parameters (propagation velocity, amplitude, and duration) on the static pressure and on the amplitude of the primary pulses, an equation of state for this medium is proposed.
      
The signal modulation is demodulated by the lock-in amplification.
      
The received signal is multiplied by the Inverse Discrete Fourier Transform (IDFT) result of the mirror image code of the prototype spreading code, and then demodulated by Orthogonal Frequency-Division Multiplexing (OFDM) demodulator.
      
Similar to other algorithms, the proposed scheme also can be demodulated with or without channel estimates at the receiver, but the performance degrades approximately by 3dB when estimates are not available.
      
So, quotient of both demodulated characteristics makes it possible to localize the disturbance.
      
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