最初的移频器(Frequency Shifter)是为了抑制传声器扩音系统的回授啸叫而设计的。它可以将传声器拾取的信号频率升高约3~8Hz,从而使其还音声场回馈给传声器时,不会...
基于377个网页-相关网页
optical frequency shifter 光移频器
single-side band optical frequency shifter 单边带光移频器
frequency shifter effect 频率转换效果
Fiber-Pigtailed AO Frequency Shifter 全光纤声光移频器
Acousto-Optic Frequency Shifter 声光移频器
acoustooptic frequency shifter 声光移频器
FSE Frequency Shifter Effect 频率转换效果
Meanwhile, on the basis of acousto-optic frequency shifter the main indicators, analysis the design method on acousto-optic frequency shifter, including selecting the acousto-optic materials, designing size.
同时以声光移频器的主要指标为基础,对声光移频器的设计方法进行了分析,讨论了声光介质材料的选取、尺寸设计等问题,分析了声光移频器带宽和工作频带的选取问题。
参考来源 - 1.55μm声光移频器特性的研究·2,447,543篇论文数据,部分数据来源于NoteExpress
This paper describes the design of a frequency shifter to suppress acoustic feedback, to be studied by the experimental method.
本文叙述抑制声反馈的频移器的设计,并进行了实验研究。
If the public address system is operated below but too close to the instability condition the frequency shifter can reduce effectively the interference of the regenerative reverberation.
若语言扩声系统临近不稳定状态工作,频移器可以有效地减少再生混响干扰。
Two novel fibre devices, fibre optic frequency shifter and fibre optic polarization controller, are employed in this system. The principle and design method for the two key devices are described.
在该系统中采用了自行研制设计的实现全光纤化的两个关键光纤元件:普通单模光纤频率偏移器和普通单模光纤偏振控制器,介绍了此两光纤元件的基本工作原理和设计方法。
应用推荐