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- PLL frequency modulation 锁相调频
- Frequency modulation does not allow static to creep in. 频率调制不允许静电干扰混入。
- PLL frequency modulator 锁相环调频器
- Frequency modulation is not possible with polychromatic light. 多色光不可能调制频率。
- In this system, continuously variable slope delta modulation(CVSD) is used to change the analogy signal into digital, GFM is used to modulate the signal, FDMA, PLL frequency synthesizer. 这种系统采用连续可变斜率增量调制(CVSD)来实现语音信号的编码、GFM调制解调方式、FDMA、PLL频率合成器技术。
- The figure below illustrates a simple frequency modulation architecture. 下面的图表列举了一个简单的调频结构体系。
- PLL frequency synthesizer with DDS reference will adapt to local oscillator of modern radio. 采用DDS输出作为参考的PLL频率合成器非常适合用做现代电台的本振。
- B.G.Goldberg, “Analog and Digital Fractional-N PLL frequency Synthesis: A Survey and Update”, Applied Microwave &Wireless, JUN 1999. 叶家毅;“微波分数频率合成器之研制与应用”;国立中正大学电机工程研究所硕士论文;2000.
- A new advanced method to constitute a multiple point frequency synthesizer by using large scale PLL frequency IC controlled by single chipmicrocomputer is presented. 用单片机控制大规模集成锁相环频率合成电路来构成多频点频率合成器，使大规模集成锁相环频率合成电路的功能得到充分发挥。
- A method of representing data in magnetizable surface storage; for example,"modified frequency modulation". 在磁表面存储技术中一种表示数据的方法，例如改进型调频制。
- A large proton synchrotron,uses frequency modulation of an electric field to accelerate protons. 一种大的质子同步加速器,用电域的调频加速质子。
- A method of representing data in magnetizable surface storage;for example, " modified frequency modulation" . 在磁表面存储技术中一种表示数据的方法，例如改进型调频制。
- It adopts DDS + PLL frequency synthesizer scheme to realize low end frequency 2~4GHz output,then through segment amplifying multiplying chain realize from 2~4GHz expand to 2~12GHz,and the output frequency is selected by microwave switch. 采用DDS+PLL的混合频率合成方案实现低端频率2~4GHz的输出,再通过分段放大倍频链路实现从2~4GHz到2~12GHz的扩频,并由微波开关控制选频输出。
- American engineer and inventor whose improvements to radio communication included the development of frequency modulation(1933). 阿姆斯壮，奈尔·奥尔登生于1930美国宇航员，他森身为阿波罗11号指挥官，成为第一个登上月球的人（1969年7月20日）
- It is also required that the power station shall be capable of moderating with load peak, frequency modulation. 要求该电厂有调峰、调频的能力。
- GLONASS receiver front end structure and its frequency synthesizer part are given based on the GLONASS frequency plan.The synthesizer is realized with integrated PLL frequency synthesizer. 摘要根据GLONASS系统的频率计划和GLONASS接收机的特定结构，提出用变化钟频法实现GLONASS接收机的前端。
- A method of representing data in magnetizable surface storage;for example"modified frequency modulation. 在磁表面存储技术中一种表示数据的方法，例如改进型调频制。
- A method of representing data in magnetizable surface storage; for example, "modified frequency modulation". 在磁表面存储技术中一种表示数据的方法,例如改进型调频制。
- Frequency modulation offers an effective parameter for spectral evolution: the modulation index (i). 能够控制声音的时变频谱要素对声音合成来说是至关重要的。
- A Pseudorandom Code Phase Modulation and Sinewave Frequency Modulation Combined Fuse. 伪随机码调相与正弦调频复合引信
