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- digital phase matching 数字配相
- Press ENT button. Phase matching is completed and "PH=" disappears. 按ENT按钮，相位匹配被完成,“PH=”消失。
- The phase matching angle is calculated under different noncollinear angles. 计算了在不同非共线夹角下的相位匹配角度。
- Automated wide-band tuning of five-bit L-band digital phase shifter. L波段五位数字移相器的宽带自动修调。
- The digital phase shifter is the most important component of T/R section. 数字移相器是T/R组件的关键部分。
- Phase Matching of Optical Heterodyne Measurement in Nondestructive Evaluation[J]. 引用该论文 余学才;李丽国;曹飞;李绍荣.
- Study of Phase Matching of Three Wave Noncollinear Interactions Optical Parametric Process[J]. 引用该论文 刘红军;陈国夫;赵卫;王屹山;王涛;赵尚弘.
- Section five describes the design and measure of the whole digital phase shifter and switch section. 第五部分是对整个数字移相开关组件的设计与测试。
- SRS possesses many attractive features, i.e. beam clean-up, pulse compression, no need for phase matching, and high conversion efficiency. 此外受激拉曼散射具有多种优良特性，如散射光光束质量好、脉宽窄、不需要相位匹配、并且具有高的转换效率。
- As we all know, digital phase shifter is the necessary key component of phased-radar. 众所周知，移相器是相控阵雷达部件不可缺少的重要组成部分。
- By following the way of studying the nonlinear effect as a whole , the influence of the SPM and XPM to the phase matching condition of FWM is studied . 根据综合研究非线性效应的考虑，本文研究了自相位调制及交叉相位调制对四波混频相位匹配的影响，在一定的简化下得到了解析的结果。
- Products listed on the latest digital phase baskets, computer camera, mops and other new features. 最新上市产品有数码相筐、电脑摄像头、新功能拖把等。
- According to Sellmeier's equations for BBO crystal,the relationship of phase matching angle of generating the sum frequency effect to wavelength is theoreti-cally calculated. 根据BBo晶体Sellmeier方程确定的折射率，计算了在钛宝石激光可调谐波段的和频相位匹配角。
- TMS320F240 DSP is used to realize the digital Phase Locked Loop(PLL) and real-ize the hot-swap function of the parallel system. 采用TMS320F240型DSP芯片实现数字锁相同步,实现并联系统的热插拔功能。
- When the average power of femtosecond Ti:sapphire laser is 560mW,the SHG output power is 352mW with type I phase matching BBO crystal. The SHG conversion efficiency is 63%. 采用一类相位匹配的 BBO晶体 ,当飞秒钛宝石光脉冲平均功率为 560 m W时 ,二次谐波输出功率为 352 m W,二次谐波转换效率高达 63%25 ;
- This paper discusses a method to demodulate FSK signal, on the basis of FPGA chip, by applying all- digital phase locked loop. 本文研究了一种采用全数字锁相环实现频移键控FSK信号解调的新方案。
- The experimental result was explained theoretically with the relation between the polarization property of the fundamental laser beam and the phase matching of KTP. 最后使用基频光的偏振特性与KTP的相位匹配之间的关系对实验结果进行理论解释。
- This paper presents a digital phase lock technique for UPS inverter output control to meet the trend of UPS digital control. 针对不间断电源(UninterruptedPowerSupply,UPS)控制的数字化趋势,提出了一种应用于数字化UPS的逆变锁相控制技术。
- It is necessary to adjust the direction of incident light for minimum phase mismatching when the direction of phase matching deviated from crystal normal direction. 晶体倍频中当晶体表面法线与相位匹配方向不一致时,需调整入射光方向使相位失配最小。
- Chapter 5 discusses the design and test of S-band multichip module (MCM) 4-bit digital phase shifter and switch section ,including five sections. 第五章论述S波段四位MCM数字移相器开关组件的设计和测试，包括五部分内容。
