sidebands
英
美
网络 边带; 旋转边带; 旁波
双语例句
- In the scheme the ion is excited by two laser fields tuned to the first lower and higher vibrational sidebands, and then by one laser tuned to the ion transition in an alternative way.
在本方案中，这个离子受到两个分别调到第一高、振动边带的激光场和一个与离子共振的激光场的轮流激发。 - The IF and its associated sidebands are up-converted to the microwave region by the mixer, microwave oscillator, and bandpass filter.
中频载波和它的边带由混频器，微波振荡器，带通滤波器上变频到微波范围。 - In digital communication, a transmitted carrier signal that consists of the 12 single sidebands being sent over the transmission circuit.
在数据通信中，一种传输载波信号，由传输电路上发送的12个单边频带组成。 - Correlation Spectrum of Frequency Difference and Sidebands Identification of Defective Gear
频差相关谱与齿轮故障边频识别 - Suppression of residual sidebands in toss spectra by phase cycling
应用相位循环方法抑制TOSS谱的残余旋转边带 - The sidebands ′ position is accurately determined by a newly optimized voigt function in present investigation.
采用一种新创立的优化Voigt函数，准确地确定出边带的位置； - Based on this characteristic, simultaneously satisfying the anti-reflection condition, narrow-linewidth reflection bandstop filter with low sidebands is designed.
利用共振特性，结合薄膜抗反射条件，设计了旁带抑制的窄带反射型滤波器； - In addition to the NMR spectra of CP/ MAS, the spinning sidebands of aromatic carbon were suppressed with TOSS technique of Dixon.
在应用交叉极化魔角旋转技术的同时，采用了旋转边带全抑制技术，取得了高分辨的波谱； - Synchrotron Radiation and Measurement Analysis of the unbalanced sidebands of phase modulation
同步辐射与分析测试相位调制边带失衡问题研究 - Inhomogeneous interactions, under slow rotation, generate a series of spinning sidebands, which contain information on their anisotropic tensors.
在慢旋转条件下，核自旋非均匀相互作用产生一系列旋转边带。这些旋转边带包含了各向异性张量的信息。 - An analysis has been made on the residual sidebands in TOSS spectra caused by the errors in π pulse widths and the resonance offset effects, from which it can be concluded that phase cycling can efficiently suppress these residual sidebands to the first order.
对π脉冲宽度的误差与频率偏置效应引起的TOSS谱的残余旋转边带进行了分析，证实了相位循环方法能够在一级近似下有效地抑制这种残余旋转边带。 - If modulating wave has secondary harmonic, there are two sidebands in both sides of meshing frequency f m and its doubling freqency 2f m.
若调制波含有2次谐波，则在啮合频率fm和它的2倍频2fm两侧各形成2个边带。 - For the handwritten symbols, recognition we proPOse an extracting feature method projecting four sidebands and bring it in the decision procedure of the decision tree. As a result, both the recognition rate and speed have obviously increased.
在手写符号的识别中，我们提出了四边带投影的特征抽取方法并把它了引入到决策树的判决过程中，使识别率与识别速度都得到提高。 - Two-dimensional rotational sidebands resolved experiments
二维旋转边带分解实验 - A theoretical analysis of the spurious sidebands at the output of a new PLL
一种新型锁相环输出寄生边带的理论分析 - The high efficiency in bandwidth and high suppression to sidebands are very meaningful for wireless communications.
高带宽传输效率和高边带抑制水平对无线电通信有着重要的意义。 - The CSD function can demodulate cyclostationary signals, which makes no virtual power of sidebands in its hologram.
由于谱相关密度函数可以对循环平稳信号进行解调处理，使得该技术的全息图上不会因为边频带的存在出现虚假能量。 - Analysis of the unbalanced sidebands of phase modulation
相位调制边带失衡问题研究 - Grinding chatter signals are analyzed experimentally. It is found that in the grinding chatter signals, beat wave phenomenon in the time domain and sidebands phenomenon in the frequency domain are both resulted from grinding wheel unbalance.
对磨削颤振信号进行了实验分析，证明了由于砂轮回转不平衡的影响，造成磨削颤振信号在时域上的拍波和频域上的边频带现象。 - The results show that the limitation of chromatic dispersion is greatly reduced due to avoiding the generation of higher order sidebands via driving the intensity modulator with optimized RF signal.
结果表明，采用最佳射频信号驱动强度调制器，避免高阶边带的产生，可以极大地降低了色度色散的限制。 - The other is with filters filter out some sidebands only leaving one sideband with data and one sideband without data to avoid phase distortion.
另一种是用滤波器滤除不需要的边带，只剩下我们需要的携带数据的边带和一个未携带数据的边带达到避免相位失真的目的。 - By directly modulating the master laser near its relaxation resonance frequency, multiple sidebands are generated due to enhanced modulation nonlinearity. As a result, frequency multiplication can be realized by means of single-sideband injection locking.
将主激光器直接调制在张弛振荡频率附近，利用调制非线性增强产生多阶边带，可以通过单边带注入锁定有效地实现调制信号的高阶倍频。 - In the spectrum of linear tapered undulator, the radiation in the center wavelength is greatly enhanced so that there is only one spike standing out, and the spectrum in sidebands are suppressed to a low level.
正向线性锥化能使辐射谱中心波长上的辐射强度大大增强，以致仅有一个尖峰非常突出，边带辐射强度很小。 - In the simulated system, wireless signals are carried by dual-first-order sidebands while the one-first-order sideband is reused for uplink.
系统利用双频一阶边带承载无线数据，并分离出单个边带作为上行链路的光载波。 - But in theory, new sidebands only appear at the short wavelength direction of the center wavelength, the gap between them is the problem we need to solve.
理论分析的结论是：横向振动时，只会在光栅中心波长的短波长方向出现新的反射边带，二者的偏差是我们需进一步解决的问题。