频综,frequency synthesizer英语短句,例句大全

频综,frequency synthesizer
1)frequency synthesizer频综
1.A microwave frequency synthesizer with high hopping-frequency speed is proposed in this paper,which is based on the DDS and PLL technology.现代雷达及跳频通信系统对微波捷变频频综提出了越来越高的要求,DDS和PLL技术是当今主要的捷变频信号合成方法。
2.With the development of modern electronic technology, frequency synthesizers are required to have wider band, higher resolution, short frequency switching time and lower spurious level .当前,采用直接数字频率合成(DDFS)技术来产生一定频率信号已经得到了广泛应用,但受其输出频率不高的限制,毫米波频段信号必须通过频综技术变频得到。

英文短句/例句

1.Studies on Fast Tuning Frequency Synthesis Based on AD9858;基于AD9858的快速调谐频综的研制
2.Design of Comprehensive Monitoring System of the Repeater which Selecting Frequency Automatically;直放站自动选频综合监控系统的设计
3.Overhaul Methods of CINRAD/SA Radar RF Generator FaultsCINRAD/SA雷达频综故障检修方法
4.Study on a Ku band miniature low phase noise frequency synthesizer vibration isolation systemKu波段小型低相噪频综器隔振研究
5.audiorecord ferrograph音频录音综合测试仪
6.Design of Frequency Synthesizer in Ultra Wide-Band Radio Frequency Integrated Circuits超宽带射频芯片中的频率综合器设计
7.Design of L-band Frequency Agility Broadband Frequency Synthesizer DesignL波段宽带频率捷变频率综合器设计
8.Variable Dividers in Frequency synthesizer of Rb Frequency Standard用于铷频标频率综合器中的可变分频器
9.The Design of Divider for Frequency Synthesizer Applied in GPS Receiver应用于GPS接收机频率综合器分频器的设计
10.Design of broadband fast frequency hopping synthesizer宽带快速跳频频率综合器的设计与实现
11.The Comprehensive Practice of AC inveter变频器综合实践第2讲变频器在总线控制系统中的综合实践
12.Research on a Combination of Time-domain & Frequency-domain Analysis Method to Power Quality;电能质量的时频域综合分析方法研究
13.Design and Research of Integer-N Frequency Synthesizer for UHF RFID Reader;UHF RFID阅读器中频率综合器设计研究
14.Chinese Composite Channel in the Age of Mass-decentralized Communication;分众化传播时代的中国电视综合频道
15.High-resolution Ultrsonography in the Diagnosis of the Cubital Tunnel;高频超声在肘管综合征诊断中的应用
16.Design of a Fully Differential 1GHz CMOS PLL Frequency Synthesizer;全差分1GHzCMOS锁相环频率综合器设计
17.The Design of Network Video Systems of City Synthetical Prevention and Control城市综合防控中网络视频系统的设计
18.Research and Design of 2.4GHz Delta-Sigma Frequency Synthesizer2.4GHz Delta-Sigma频率综合器的研究与设计

相关短句/例句

frequency synthesis频率综合
3)frequency synthesizer频率综合
1.The paper studies the technology of frequency synthesizer of radar frequency agile, presents some good practical design methods, introduces a new technique of measurement of frequency hopping time and finally, gives out two practically developed results.对雷达捷变频频率综合器技术进行研究,提出一些实用性好的设计方法,介绍一种比较新的跳频时间测量技术,并给出两种实际研制结果。
2.This paper presents the design and characterization of a monolithic 10GHz frequency synthesizer/multiplier based on a 0.2 um Ga As PHEMT工艺的 10 GHz单片频率综合器的系统模型、电路结构、性能分析、版图设计以及仿真结果 ,并简单介绍了工艺特点。
3.Key technologies of frequency-hopping frequency synthesizer for Bluetooth RF front-end;提出了应用于蓝牙射频前端的跳频频率综合器的设计方案,并介绍了关键模块压控振荡器与双模预分频器的设计技术,采用混合0·18μmCMOS工艺进行了流片验证。
4)combined frequency measument综合测频
5)integrated video system综合视频
6)Frequency Synthesizer频综器
1.The Phase Noise Of Frequency Synthesizer For Radar And Visibility s Limitation In The Background Of Clutter;机载雷达频综器的相位噪声及其对杂波下能见度的限制
2.Study on a Ku band miniature low phase noise frequency synthesizer vibration isolation systemKu波段小型低相噪频综器隔振研究
3.Aiming at a kind of Ku band frequency synthesizer the article expatiates the selec- tion of parameters for frequency hopping digital phase-locked loop and their effect on phase noise、spur and stability.针对一种Ku波段频综器阐述了基于数字锁相的跳频环路参数选择及对其相位噪声、杂散、稳定性的影响,研究了Ku波段频综器的设计思想,并对整体相位噪声进行了估计。