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- Raman gain amplifier 拉曼增益放大器
- SN328: Binary gain amplifier, world's first system with low-level multiplexer. SN328:二进制增益放大器,世界上第一台配有低电平多路转换器的系统。
- Using the algorithm and a comprehensive model the Raman gain spectra of multi?pumped FRAs under the various conditions were investigated. 利用这一算法及综合理论模型,研究了不同配置条件下FRA增益谱。
- Based on the simple and effective modle of Raman fiber amplifier, Raman gains under different parameters are computed with the help of average power and shooting method. 摘要借助简化的拉曼光纤放大器数学模型,利用平均功率法和打靶法分别计算出了不同参数下多波长泵浦的拉曼增益。
- The VCA822 is a dc-coupled, wideband, linear in V/V,continuously variable, voltage-controlled gain amplifier. 该vca822是一个直流耦合,宽带,线性在第V /五,连续可变,电压控制增益放大器。
- The design and realization of AGC wideband amplifier based on FGGA and Programmable Gain Amplifier were discussed in detail in this thesis. 本文详细讨论了基于FPGA和可编程增益放大器(PGA)实现的自动增益控制宽带视频放大器的设计及实现方法。
- In a signal conditioning system, which include (MUX), Programmable Gain Amplifier (PGA),Sample/hold Circuits and ADC and so on. 利用此单片机为核心进行信号调理,对于传统的繁琐的外围硬件电路和失真度等都有很大的改善,具有更高的测量精度;
- Influences of the number of pump,input power and wavelength distribution on Raman gain are studied. Relations among gain bandwidth,on-off gain,gain flatness and the number of pump of MBRA are revealed. 基于该简化模型和优化方法研究多泵浦光源的个数、输入功率和波长分布对信号拉曼增益的影响;揭示拉曼放大器增益带宽、开关增益、增益平坦度、泵浦数目等主要参数之间的内在联系.
- During Measure of High gain amplifier using Y-Factor technique, the issue that should be paid attention to and Processing Principle is present. 提出了在使用噪声源,采用Y系数法进行高增益器件测量中所应该注意的问题和处理的原则。
- A stable and uniform multi-wavelength fiber laser based on the hybrid gain of a dispersion compensating fiber as the Raman gain medium and an erbium-doped fiber (EDF) is introduced. 提出了基于作为拉曼增益介质的色散补偿光纤和掺铒光纤混合增益的稳定、均衡多波长光纤激光器。
- Peter J.Clifford, Barrington, R.I., “Time varying gain amplifier for side scan sonar applications,” United States Patent 4198702, 1980. 林佳玮,“水下静态目标物之长期监测与工程稳定性分析”,国立中山大学海洋环境及工程研究所硕士论文,民92.;6。
- Abstract: The competition between stimulated Raman scattering and anti-Stokes Raman conversion is studied.The optimization of the Raman gain coefficient in anti-Stokes conversion is discussed. 摘 要: 研究了反斯托克斯拉曼转换与受激拉曼散射之间的竞争过程,讨论了反斯托克斯拉曼转换增益系数的最佳化。
- CMOS variable gain amplifier(VGA)is designed, which is suitable for the turner of digital video broadcasting-cable(DVB-C). 设计了一种适用于DVB-C标准的高频调谐器中的CMOS可变增益放大器。
- A low power mixer and a basedband variable gain amplifier are designed for frequency downconversion and gain-adjustment, respectively. 最后实现了一个低功率的混频器及基频可变增益放大器,且此放大器可线性调整增益。
- It gives a description about how the variable gain amplifier AD8221 improves CMRR in strain measurement and the ESD protecting measure. 论述电阻应变片直流电桥测量电路的工作原理,介绍可变增益放大器AD8221在应变测量中的应用,并对其提高共模抑制比以及对ESD的防护措施进行阐述。
- Based on the VGA (variable gain amplifier) AD602 and logarithmic amplifier AD8310, We implement an AGC(automatic gain control) system with wide dynamic range through. 本文介绍了可变增益放大器AD602和对数放大器AD8310的工作原理,给出了利用AD602和AD8310级联实现基于对数放大的视频AGC系统设计的设计实现。
- Based on Spectrum Analyzer FSEK30 and Software Tool FS-K3 made by R&S, NF Measure calibration and Error Analysis of High gain amplifier is analyzed in detail. 本文详细分析了使用R&S公司的FSEK30频谱仪和FS-K3软件进行高增益器件噪声系数测量中的校准与测量误差问题。
- Variable gain amplifier at most commonly mixed signal lsi plays an important role, it is widely used in medical equipment, hearing, disk drives, and wireless communication, etc. 可变增益放大器在目前最常用的混合信号大规模集成电路中有着重要的作用,它广泛应用于医疗设备,助听器,磁盘驱动,和无线通讯等领域之中。
- effective Raman gain coefficient 有效喇曼增益系数
- This article talks about the working principle of resistance strain gage direct current bridge measure circuit. It gives a description about how the variable gain amplifier AD8221 improves CMRR in strain measurement and the ESD protecting measure. 论述电阻应变片直流电桥测量电路的工作原理,介绍可变增益放大器AD8221在应变测量中的应用,并对其提高共模抑制比以及对ESD的防护措施进行阐述。