1.
Study on High-Resolution Frequency Synthesizer at L-band;
L波段高频率分辨率微波频率源的研究
2.
Research of Frequency Synthesizer and Synchronization in Frequency-hopping System
跳频通信系统中频率源和同步接收的研究
3.
An X band Low Phase Noise Wideband Frequency Synthesizer
X波段宽带低相位噪声混频锁相频率源
4.
300MHz Digital NMR Frequency Source;
300MHz数字化核磁共振频率源
5.
Research on Microwave Frequency Synthesizer Ranging from 10MHz to 4GHz with Low Phase Noise
10MHz～4GHz低相噪微波频率源的研制
6.
A Low Phase Noise Ka Band PLL Source with High Stability
高稳定低相噪Ka波段锁相频率源设计
7.
Design of a Novel UWB and Small Step Frequency Synthesizer
一种新型的超宽带细步进频率源设计
8.
electronic power frequency control system
电子电源频率调节装置
9.
Research on the Frequency Tracking System of HF-Inverter Power Controlled by PI-DPLL;
基于PI-DPLL的高频逆变电源频率跟踪系统的研究
10.
Research on Frequency-Tracing Control Circuit for High Frequency Induction Heating Power Supply;
高频感应加热电源频率跟踪控制电路的研究
11.
The Application of Frequency-Tracing Technology Based on PLL for HF-Inverter Power Supply;
锁相环频率跟踪技术在高频逆变电源中的应用
12.
Research on High-power and High Frequency Multiple-frequency Inverter Supply of 700kHz
倍频式700kHz高频大功率感应加热电源的研究
13.
Wireless spectrum is a limited resource.
无线通信所需要的频率资源是有限的。
14.
In both cases large power sources are required.
在两种情况中都需要大功率的射频源。
15.
A New HF Monitor Instrument for the Large Power Switch Power
新型高频大功率开关电源的监测仪表
16.
Research of High Repetition Rate Nanosecond Pulsed Power Supply;
高重复频率纳秒级陡脉冲电源的研制
17.
Study on ZVS PWM High Input Voltage High Fequency High Dc Converter with High Power;
ZVS PWM大功率高频开关电源的研究
18.
The Study of High-Power High-Frequency Soft-Switching Parallel Power-Supply Module;
大功率高频并联软开关电源模块研究