英语释义

• extract information from a modulated carrier wave

片语

to demodulate解调

quadrature demodulate正交解调

soft demodulate软解调

difference demodulate差分解调

demodulate detail使检波

qam demodulateqam解调

nto demodulate解调

switchcapacitor demodulate开关电容解调

digital demodulate数字解调

英汉例句

• but it「s difficult to demodulate the light signal and encapsulate the fbg when the dynamic strain inside the concrete is measured.

  但是将光纤光栅传感器埋入混凝土中，进行动态应变测量，尚存在诸如解调、封装等工程技术难题有待解决。

• the proposed algorithm can be used to demodulate high data rate and bandwidth efficient qpsk signal, which is used in tracking and data relay satellite system(tdrss).

  它可应用于中继卫星通信中高速数传且频带有效qpsk的同步解调。

• an orthogonal vector」s lock-in amplifier (lia), with a phase-locked loop (pll), was proposed to demodulate the quartz tuning fork gyroscope's signals.

  提出了一种利用基于锁相环（pll）的正交矢量型锁定放大器解调石英音又陀螺信号的方案。

• if the length of its cyclic prefix is larger than the delay spread of transmission channel, we can get a simple frequency equalizer to demodulate ofdm signal.

  对于传统的ofdm系统来说，如果循环前缀的长度大于信道的时延扩散值，则可以通过简单的频域均衡来解调ofdm信号。

• when fabry-perot cavity meets the given conditions, its transmitted light can be attuned to the strongest or weakest point, thus the model of cavity demodulate system is established.

  利用当法布里-珀罗腔满足特定条件时其透射光可达到最强或最弱原理，建立了f- p腔解调系统模型。

• the ml7338(arm7tdmi core) and rf module rda5206 are used to demodulate rf signals, recode, remodulate and transmit baseband signals, thus solving the rf interference problem in traditional stations.

  该系统主要采用小灵通基带芯片ml7338（arm7tdmi核）和rda5206射频模块，实现对射频信号的解调，同时对基带信号重新编码再调制发射，很好地解决了普通直放站射频干扰问题。

• according to the spectral feature of the signal generated by the multiplexed fiber bragg grating (fbg) sensors, image spectrometry is proposed to demodulate multiplexed signal.

  根据光纤光栅多传感器复用时信号的光谱特征，提出了采用成像光谱技术对复用信号进行解调的方案。

• this paper presents a new algorithm used to demodulate high code rate dqpsk telemetry signal by digital frequency measurement. this algorithm has high efficiency and low error code ratio.

  本文根据高码速率dqpsk遥测信号的特点，介绍了一种通过数字瞬时测频来完成对高码速率dqpsk信号解调的方法。

• this paper presents a new algorithm used to demodulate high code rate dqpsk telemetry signal by digital frequency measurement.

  本文根据高码速率dqpsk遥测信号的特点，介绍了一种通过数字瞬时测频来完成对高码速率dqpsk信号解调的方法。

• when fourier transform is used to demodulate the modulated fringe pattern, the phase of deformation is calculated and furthermore the deformation is measured accurately.

  利用傅里叶变换法，解调出了变形场的相位，从而实现了物体变形场的精确测量。

• cdma system is a full synchronous system. in order effectively to demodulate the signal in the air, it is required to set the searching window.

  cdma系统是一个全同步系统，为了有效解调空中信号，需合理设置搜索窗口。

• to demodulate gmsk signal, dsp is used in receiver to achieve error spectrum estimation, bit synchronization recovery and decode.

  为了实现gmsk信号解调，接收机中dsp实现了调制信号的误差频谱估计、位同步恢复及译码。

• it is absolutely necessary to demodulate the time-coordinated signal for a real-time system.

  对于一个实时的遥测系统，时统解调是必不可少的。

• the dwdw demodulate technology which use the dwdm filter curve and wavelength division multiplex technology can realize multichannel dynamic demodulate.

  dwdm解调技术利用dwdm的滤波曲线和波分复用技术可以实现多通道动态解调。

• in this system, fpga is used as a main logic unit and dsp is used as a digital demodulate unit. the influence of carrier phase delay on demodulation output is corrected.

  该系统采用fpga实现数据的高速采集和逻辑控制，用dsp实现传感信号的全数字解调，分析了载波相位延迟对解调输出的影响并采取了纠正措施。

• in the receiver, a novel digital method is proposed to demodulate the 2rc cpfsk signal.

  在接收机中，使用了一种新颖的数字解调方法实现2rccpfsk信号的解调。

• brief introduction and analysis of msk signal, research its characteristic in order to demodulate efficiently.

  msk信号简介及分析，研究其特征，以便有效的对其解调。

• sample synchronization is a basic problem whether software radio receiver systems can demodulate the received signal correctly, it also affects the performance of the system.

  软件无线电接收机是否能正确的解调接收信号，样值同步是需要解决的基本问题之一，其好坏将直接影响系统性能。

• base band process module modulate and demodulate the signal.

  基带处理模块主要负责信号的调制及解调；

• the experiment result demonstrates that in the non real time demodulating process, the 2fsk algorithm is able to demodulate the transmitted data with an upper veracity.

  在实际的硬件实验中，完成了2fsk调制解调的自环测试。试验结果表明：在非实时解调的过程中，该调制解调算法具有较高的準确性，能够正确解调出发送的数据。

• to overcome this problem, we think to digitized the signal at medium frequency, even rf, and then demodulate it in digital domain.

  为克服这一问题，人们考虑在中频，甚至射频就对信号数字化，再在数字域内进行解调。

• in order to demodulate the receiving signal correctly, the receiver must extract necessary parameters from the received signal and adopt blind demodulation technologies.

  所以，在非协作通信中，接收机必须采用盲解调技术，从接收信号中提取必要的信号参数，来完成对接收信号的正确解调。

• therefore making diagnosis of the local defect needs to demodulate the vibration to get the modulating wave.

  因此要进行滚动轴承缺陷诊断，必须先采用一定的解调技术提取调制波。

• because the design of 10% signal demodulation circuit is more difficult, the two stage push-pull amplified circuit is designed to demodulate the 10% modulate signal.

  由于10%调制信号解调相对困难，设计了工作在亚阈区的两级推挽放大电路来解调10%调制信号；

• in order to demodulate optic fiber fabry-perot sensors multiplexed in parallel with high accuracy and absolute cavity length, an improved cross-correlation demodulation method is proposed.

  为了实现光纤法-珀传感器并联复用信号的高精度、绝对腔长解调，提出了一种改进的互相关解调法。