Combined with phase locked loop (PLL), a wide band, high resolution s frequency synthesizer can be designed.
直接数字合成(DDS)是近年发展非常迅速的一种新型合成技术,有频率分辨率高,转换时间短等特点,与锁相合成技术(PLL)配合,可以设计出频带宽、分辨率高的频率合成器。
Combined with phase locked loop(PLL), one can design a wide band, high resolution s frequen-cy synthesizer.
直接数字合成(DDS)是近年发展起来的一种新型合成技术,有频率分辨率高,转换时间短,相位噪声低等特点,与锁相合成技术(PLL)配合,可以设计出频带宽、分辨率高的频率合成器。
Lock-in thermography is a sensitive tool to overcome these difficulties.
锁相热成像技术是一种高灵敏度的热成像技术,在此主要探讨了锁相热成像技术的原理、实现方法以及实验中注意的问题。
Lock-in thermography is an active infrared thermography technology which is based on thermal wave processing and surface temperature analysis.
红外锁相热成像技术是一种基于热波信号处理的主动式红外热成像技术,特别适用于复合材料及复杂结构构件的无损检测。
Theory and experiment of IR lock-in thermography with image sequence processing
红外图像序列处理的锁相热成像理论与试验
Infrared Thermal Imaging and Optical Lock-in Thermal Imaging for Non-destructive Testing Applications
红外热成像和光锁相热成像用于无损检测中的实验研究
Comparison between pulse and lock-in infrared thermography technology
脉冲和锁相红外热成像检测技术的对比性研究
POSSIBLE CAUSES FOR SEASONAL PHASE LOCKING OF 1997-1998 TROPICAL INDIAN OCEAN DIPOLE
1997—1998年热带印度洋偶极子季节性位相锁定可能成因
Measurement of Micro-scale Two-phase Flow in a Pulsating Heat Pipe Using Electrical Capacitance Tomography
脉动热管内微尺度两相流的电容层析成像测量
Monitoring thermal damaged tissue in photorejuvenation with optical coherence tomography
光子嫩肤热损伤的光学相干层析成像动态监控
Research of Fast Lock-in RF PLL Frequency Synthesizers;
宽带锁相式频率合成器快速锁定模式研究
Here, the part, the mold and the process are analyzed and the adequacies responsible for deficient quality and cycle time are identified.
起码热成像相机将作为降低成本的装置而获得重视。
Design of CMOS Integrated Phase-Locked Loop Frequency Synthesizer;
CMOS集成锁相式频率合成器设计
Heat penetration in microwave hyperthermia based on infrared thermography
基于红外热成像的微波热疗透热深度
Microcapsule's Phase Change Materials in Ir Thermographic Decoy;
红外热成像仿真假目标技术用微胶囊相变材料的研制
Multi-Channel Absorption Measurement of Optical Coatings Based on Image Lock-in Technique
基于图像锁相的薄膜吸收多通道检测技术
Research on Induction Heating Power Based on Fuzzy Power Regulation and Digital Phase-locked Loop;
Fuzzy调功DPLL锁相控制的感应加热电源研究
The Study of Technique of PLL-controlled in High Frequency Induction Heating Power Supply
高频感应加热电源锁相控制技术的研究
A New Type ADPLL Used in High-Frequency Induction Pyrogenation System
全数字锁相环高频感应加热系统的设计
TOGS (Thermal Observation and Gunnery System)
热成像观察及射击系统
Modeling, Design and Implementation of Phase-locked Loop Frequency Synthesizer;
锁相环频率合成器建模、设计与实现
Design of Fully Integrated Phase-Locked Loop for GPS Receiver;
用于GPS接收机的全集成锁相环设计
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