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- frequency modulated oscillations 档振荡
- frequency modulated oscillator 调频振荡器
- frequency modulation oscillator 调频振荡器
- In order to obtain high range resolution, the Chirp signal is used as subpulse to form stepped frequency modulated radar signal. 摘要为了获得高距离分辨率，将线性调频信号作为子脉冲构成调频步进雷达信号。
- In order to obtain enough bandwidth,HF radars use an irregularly frequency modulated waveform. 为了获得足够的带宽，雷达采用一种非规则频率调制的波形。
- The Linear Frequency Modulated（LFM） signal is a popular pulse compression radar signal. 摘要 线性调频信号是雷达中常采用的一种脉冲压缩信号。
- Stepless frequency modulated speed,low noise,low vibration driving and smooth running. 速度无级调速，低噪音，低振动传动，运行平稳。
- This paper puts forward the signals transmission method combining the MSK technique with the radio technique of frequency modulated ultra-short waves. 文章提出了采用最小频移键控(MSK)技术与调频超短波无线电技术相结合传输信号的方法。
- Stable Automatic Modulated Oscillator 自动稳定调制振荡器
- This paper puts forward the signals transmission method combining the MSK technique with the radio technique of frequency modulated ultra short waves. 文章提出了采用最小频移键控 (MSK)技术与调频超短波无线电技术相结合传输信号的方法。
- Frequency modulation does not allow static to creep in. 频率调制不允许静电干扰混入。
- There is a growing interest in the Frequency Modulated Continuous Wave (FM-CW) SAR for its small cubage, light weight, cost-effective and high resolution. 调频连续波(FM-CW)合成孔径雷达因其体积小、重量轻、低成本及分辨率高等特点越来越受到关注。
- Frequency modulation is not possible with polychromatic light. 多色光不可能调制频率。
- A microvibration sensor based on the optical feedback effect in a direct frequency modulated laser diode is developed for optical detection of muscle vibration. 摘要为了实现肌肉震颤的光学探测，本文设计并研制了一套基于光反馈效应的直接频率调制激光二极管微振动传感器。
- In the FMCW(frequency modulated continuous wave) liquid level measuring system,the key to measure the distance is to detect the frequency of the sinusoidal echo beat signal. 在FMCW(调频连续波)微波液位测量系统中,回波差拍正弦信号的频率检测是实现距离测量的关键。
- There is a growing interest in the frequency modulated continuous wave(FM-CW) SAR for its advantages such as small cubage,light weight,cost-effective and high resolution. 调频连续波(FM-CW)合成孔径雷达因其体积小、重量轻、成本低及分辨率高等特点越来越受到关注。
- The analysis and simulation for Linear Frequency Modulated (LFM) pulse compression signal of radar, it is very significant in the field of radar signal simulation. 摘要对雷达线性调频脉冲压缩信号进行分析以及仿真，在雷达信号模拟领域中是非常重要的。
- A method is presented for using field programmable gate array (FPGA) and numerical control oscillator (NCO) to approach a lower spurs and complex linear frequency modulation (LFM). 摘要针对采用脉冲压缩体制高性能超视距雷达的应用场合，提出了一种应用现场可编程逻辑阵列(FPGA)和数控振荡器(NCO)相结合实现低杂散复杂线性调频(LFM)方法。
- In this paper,direct platemaking technology is briefed,frequency modulated half tone dot technology (principles,characters and technologics) is emphasized. 本文简述了直接制版技术，着重叙述了调频网点技术，包括原理、特点及技术。
- The linearity of the FMCW signal is an important index to appraise the frequency modulated source.It determines the radar range resolution in the system of radar range. 线性调频连续波(FMCW)信号的线性度是衡量线性调频源质量的一个重要指标，在雷达测距系统中，它决定着雷达的距离分辨率。
