temporal characterization of thz pulses generated by large aperture photoconductive antennas 大孔徑光電導天線產(chǎn)生的太赫茲脈沖時間特性研究
investigation of high power sub-nanosecond electrical pulse generated by gaas photoconductive switches 用光激開關(guān)產(chǎn)生一高功率亞納秒電脈沖的研究
the theory of the optical heterodyne measurement system is expounded and the principle and merit of ultrasound pulse generated by a laser pulse are analyzed 對光外差系統(tǒng)的測量原理進行了說明,分析了由激光脈沖激勵超聲的原理和優(yōu)點。
the main works of this dissertation include : 1 . demonstrating the basic principle and the working process of pulse generating, and the function of each part of this design 本論文的主要工作包括:1.闡明了脈沖波形產(chǎn)生的基本原理以及實現(xiàn)過程,以及其各個組成模塊的功能。
the technical characteristics of pulse generating are analyzed, a feasible pulse generating method is given and also the system structure of hardware is presented 本文分析了脈沖發(fā)生技術(shù)的特點,提出了一套切實可行的脈沖信號的產(chǎn)生方式,并制訂出一套實現(xiàn)脈沖/數(shù)據(jù)數(shù)字波形產(chǎn)生的解決方案。