您要查找的是不是：
- band center frequency (频)带中心频率
- In the band which center frequency wes 10GHZ, the isolation of these dividers/combiners was 19dB. 在中心频率为10GHZ的频段上，功率分配/合成器的隔离度为19dB。
- The simulation results show that PSWF pulses have the advantages of adaptively changeable center frequency,easily controlled band,and double orthogonality. 结果表明,PSWF脉冲具有中心频率可调、带宽可控的优点,并具有双正交性,能实现任意频点不同深度的陷波,更好地抑制窄带干扰。
- The signal processing system consists of a band pass filter(BPF) with center frequency of 2.856 GHz and bandwidth of 10 MHz,a logarithmic detector,a analog digital converting module,and a data acquisition program based on Labview. 带通滤波器选用中心频率为2.;856 GHz、带宽为10 MHz的腔体滤波器;对数检波模块采用对数放大器AD8313芯片;模数转换模块采用NI公司的PXI-5102;上位机的数据采集程序采用Labview编写。
- Specialties : The range of center frequency it can achieve is bigger than One-piece Filter; At the time it has the features of wide pass-band, low insertion loss and high restraint outside the band. 特点：可实现的中心频率范围较单片滤波器宽,通带宽度范围大,插入损耗小,带外抑制高。
- The phase noises are -117dBc/Hz at 4MHz and -107dBc/Hz at 500kHz,both off the center frequency of 4.189GHz. 在距中心频率4·189GHz为4MHz处的相位噪声为-117dBc/ Hz ;500kHz处为-107dBc/ Hz .
- All data are picked up from Intel UWB Database, and the corresponding center frequency is at 5GHz. 所采用的数据源自Intel公司的UWB数据库,中心频率为5GHz。
- The measured phase noise is-117dBc/Hz at 4MHz off the center frequency of 4.189GHz. 其在4.;189GHz频点上4MHz频偏处所测得的相位噪声为-117dBc/Hz
- With electrode thickness increases, passband ripple becomes smaller, center frequency moves toward lower frequency. 当电极厚度增加时，通带的涟波会变小，中心频率会降低。
- The SCP of backscattering signals approach the emissive center frequency with increase of ages. 随年龄的增大，质心位置越接近于发射超声的中心频率。
- The center frequency tunability characteristic of the filter is investigated as well. 研究了该滤波器的中心频率的可调谐特性。
- The apodized function has analogic effect to the center frequency and the width of the bandgap. 同样构造的线性变迹的光子晶体和正弦变迹的光子晶体对于光子禁带的中心频率和宽度有类似的影响。
- The analysis on the relationship of the center frequency deviation and the microstrip open-end effect is given. 同时分析了导致这种偏移的原因，并阐述了该方法的理论基础。
- It is shown that the response is triple valued,if the center frequency of excitation lies in a certain specified range. 使用等效线性化技术与单模态近似得到响应的均方误差方程。
- The PL spectrum excited with 325 nm of He-Cd laser at room temperature revealed a strong and narrow near UV emission band centered at about 383 nm with FWHM about 16 nm and a weaker broad emission band centered at(about) 515 nm with FWHM about 76 nm. 绿峰峰值位于515 nm,半峰全宽约为76 nm。
- The PL spectrum excited with the 210 nm of a Xe lamp at room temperature revealed a strong green emission band centered at about 500 nm with FWHM about 90 nm and a weaker near UV emission band centered at about 380 nm with FWHM about 15 nm. 用He-Cd激光器的325 nm激光对四脚状样品进行发射光谱分析,发现其近紫外激子发光大大增强而绿色缺陷发光相对较弱,近紫外的峰值位于383 nm,半峰全宽约为16 nm;
- Simulated test shows that under the fixed center frequency of measurement,the innumerable balance points exist in adjustable range of tuned capacitors. 模拟实验的结果表明，在选定的测量中心频率下，在调谐电容的调节范围内，存在着无数组平衡点。
- The PL spectrum of Zn_2SnO_4 nanowires at room temperature shows a broad blue emission band centered at a wavelength of 580 nm. 3. Synthsis and photoluminescence properties of Sn:Ga_2O_3 nanostructures. 在室温下的Zn_2SnO_4纳米线光致发光谱显示,该种纳米材料具有一个较宽的发光带,发光峰中心的峰值为580nm。
- Abstract： The stabling center frequency technology for transmitter in wavelength devision multiplexing system is very important. 摘 要： 波分复用系统光源中心频率的稳定技术是该系统的关键技术之一。
- He left when the band began to beat out pop music. 乐队一奏起流行音乐他就走了。
