frequency discriminator
英 [ˈfriːkwənsi dɪsˈkrɪmɪneɪtə]
美 [ˈfriːkwənsi dɪˈskrɪməˌneɪtər]
鉴频器
双语例句
- Design of Radiation-Hardened High Voltage Power Supply with Frequency Discriminator
一种带频率识别功能的抗辐照高压电源设计 - Development of Hybrid Integrated Circuit of High Linear Phase-Locked Frequency Discriminator
混合集成电路高线性锁相鉴频模块的研制 - Then, the performance of TFM system using a multi-level decision method following a frequency discriminator is analysed.
接着，模拟分析了TFM系统采用限幅鉴频加多电平检测时的性能。 - A Frequency Discriminator for Pulse Modulation Signals
一种脉冲调制信号鉴频器的设计 - This paper discusses the design of phase-locking frequency synthesis oscillator with low phase noise, and analyses and discusses the main causes for its phase noise such as loop filter, frequency divider, phase discriminator and voltage control oscillator ( VCO).
主要讨论了低相位噪声微波锁相频率合成器的设计，并对影响其相位噪声的主要因素如环路滤波器、分频器、鉴相器及压控振荡器（VCO）分别作了分析和讨论； - The Principle and Application of Digital Frequency Discriminator
数字鉴频器的原理与应用 - Active frequency discriminator and Protected-guard frequency are used to improve the security of the system.
装置采用有源鉴频器、接收导频独选方式，提高装置的安全可靠性； - Two phase-shift-networks of frequency discriminator are given circuit and layout examples.
介绍两种网络集成化的线路和版图实现的实例。 - Optical Frequency Discriminator of a Mobile Direct-Detection Doppler Wind Lidar
车载直接探测多普勒测风激光雷达光学鉴频器 - This paper discussed the principle of reducting noise using DPLL ( Digital Phase-locked loop) composed by VFC chips and PFD ( phase-Frequency discriminator), selecting and calculating of relative parameters;
文中介绍了由VFC芯片鉴频，鉴相器（PFD）组成的数字锁相环路（DPLL）抑制噪声的原理和有关参数的选择和计算； - This paper describes the input circuit and anti-interference measures of A-D-A type digital frequency discriminator used in the speed governing system of hydraulic turbines.
本文介绍用于水轮机调速系统中的A-D-A型数字鉴频器的输入电路和抗干扰措施。 - Manufacture of group amplifier, frequency discriminator and pen lockout circuits
《群集放大、鉴频和锁笔电路》的研制 - Finally, the implement method of communication system applied noncoherent demodulation technique with frequency discriminator is discussed.
最后，针对采用鉴频器的非相干解调给出了整个系统的实现方案。 - This paper presents a new circuit which is suitable for microwave phase-locked frequency synthesis& an "integrated" frequency/ phase discriminator.
本文介绍一种适用于微波锁相频率合成的新型电路&一体化鉴频鉴相器。 - This paper gives the theory of optical frequency discriminator using optical fiber delay line, a design method is proposed for fiber delay line discriminator, finally a computer simulation is presented.
本文首先从鉴频原理推导出光纤延迟线进行鉴频的理论，然后提出了光纤延迟线鉴频器的设计方法，最后用计算机进行仿真。 - Research on "Integrated" Simulation Frequency/ Phase Discriminator
一体化模拟鉴频/鉴相器研究 - Input Circuit and Anti-Interference Measures of A-D-A Type Digital Frequency Discriminator
A-D-A型数字鉴频器的输入电路和抗干扰措施 - Based upon the same idea, circuits having remarkable advantages such as frequency difference polarity discriminator circuits and automatic frequency control circuits are also proposed.
基于同样的原理，文中还介绍了具有明显优点的频差极性判别电路及自动调频电路。 - In order to acquire and track the spread spectrum signal rapidly, the changing band-width tracking strategy is adopted, which uses the quadrature frequency discriminator, Cross Product and Costas together to keep the carrier loop.
为了能够快速地对扩频信号进行捕获跟踪，采用了四相鉴频器、符号叉积频率跟踪算法和科斯塔斯环混合进行载波跟踪的变带宽跟踪策略。 - This circuit has unique function and complete transference of operative process from frequency discriminator to phase discriminator very good.
这种电路功能独特，可以很好地完成从鉴频到鉴相的工作过程传递。 - An Improved Four-Quadrant Frequency Discriminator for Frequency Acquisition of GPS Receiver
提高GPS接收机四相鉴频频率牵引性能的算法设计 - A twain-diode rectifier with temperature compensation circuit is used to overcome the temperature variation of rectifying circuit, which has a great effect on the performance of the frequency discriminator.
采用具有温度补偿措施的双二极管整流电路，解决了对鉴频器温度性能影响最大的整流电路温度变化问题。 - The GPS signal tracking algorithm includes a 4-quadrant frequency discriminator of the carrier, an FLL of carrier and a DLL of the code.
GPS信号跟踪算法主要包括载波的四象限鉴频器算法、载波频率锁定环和码的延迟锁定环算法。 - Study of Discriminated-frequency Property on Phase Discriminator
相位鉴频器鉴频特性的研究 - The Fabry-Perot ( FP) etalon is used as the frequency discriminator, which analyzes the Doppler frequency shift from the atmospheric aerosol movement by wind.
采用Farbry-Perot标准具作为频率检测器，分析了风场中大气气溶胶运动造成的多普勒频移。 - Reformation of frequency discriminator of Pty 8 receiver
PTY-8接收机鉴频器改造 - The vector synthesis phase is adopted to deduce the frequency discrimination curve of discriminator, which is the sketchy description.
目前国内对相位鉴频器鉴频曲线的推导，均采用矢量合成法，这是一种在粗略意义上的描述。 - Digital frequency detector can be very precise and achieve a most high resolution, however, at the cost of more time. Analog frequency discriminator has much faster response, but lower resolution and stability.
目前，采用数字方法研制的鉴频能达到较高的分辨力和稳定性，但频响往往较低，而用模拟方法制作的鉴频器虽频响较高，但稳定性和分辨力指标下降了。 - Standard single-mode fiber is a dispersion device, fiber Bragg grating is an optical frequency discriminator, they can achieve the conversion of phase modulation to intensity modulation.
其中标准单模光纤属于色散设备，光纤布拉格光栅为光学频率鉴别器，它们均可以实现相位调制到强度调制的转换。