• 探测单频精密定位技术难点之一

    Detecting cycle slips is one of the technical difficulties in single-frequency precise point positioning.

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  • 首先本文分析了单频组网方式同步原理

    Firstly, we analyzed the structure of SFN and the principle of the synchronization.

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  • 其次,本文提出单频适配器实现整体方案

    Secondly, the integral scheme of SFN adapter's implementation is proposed.

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  • 电离层延迟单频g PS导航定位主要误差之一

    Ionospheric delay is one of the largest error sources for single-frequency GPS navigation and Positioning applications.

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  • 为了使激光器单频运转应用许多方法消除空间

    Various approaches have been taken to eliminate spatial hole burning, in order to achieve single frequency operation, the most widely used being the unidirectional ring laser.

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  • 通过单频输入谐波输入说明了谐波平衡工作原理

    Operation principle of harmonic balance method is explained through the input of single frequency and multiple harmonic.

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  • 对于单频GPS接收用户电离层时延重要的测距误差。

    For the single frequency GPS user, the time delay in ionosphere is important mistake.

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  • 本文介绍计量院研制单频连续染料激光器及其装置

    This paper describes a CW single-mode laser and an apparatus for stabilizing its frequency, which are developed in the NIM.

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  • 激光器单频可调范围塞曼效应展宽后达2500兆赫以上

    Its frequency tuning range broadened by Zeeman effect was more than 2500 MHz.

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  • 本文对于同步广播单频建设,具有重要参考价值。

    It has the effective leading function for the construction of the FM sound sync-broadcasting single frequency net.

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  • 采用琼斯矩阵方法讨论激光器获得单频输出的工作原理

    The working principle of single frequency operation of the monolithic ring laser was discussed by means of Jones matrix.

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  • 单频组网水情自动测报系统采用特信道传输关键技术

    The single frequency network (SFN) is the key technology in very high frequency (VHF) channel transmission of automatic hydrological forecast systems.

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  • 本文所研究单频适配器实现单频网组网关键设备之一

    The SFN adapter studied here is one of the key equipments of the SFN.

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  • 给出了一种多个单频线谱组成梳状信号TP信号的设计方案

    A designing scheme of a new comb waveform TP constructed by several single - frequency spectral lines is presented.

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  • 提出通过平面声波分解测量热声谐振单频压力波声功方法。

    A method for measuring the mono sound power in thermoacoustic resonator was developed by using the theory of plane wave decomposition.

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  • 相位模糊成功解算是应用单频接收机进行高精度快速定位关键

    The correct resolution of GPS phase ambiguity is the key to implement high precision fast positioning by using single frequency receivers.

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  • 本文提出了一种在高斯噪声中对单频正弦信号估计方法

    A method for estimating the frequency of a complex sinusoid in additive complex white Gaussian noise is proposed.

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  • 固态单频激光器稳定性以及最佳匹配输出功率温度非常敏感

    Frequency stability and the best match output power of the full solid-state single frequency single mode laser are extremely sensitive to the temperature.

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  • 方法最大优点单频干扰进行有效压制有效损失很小

    The most major advantage of the method lies in the fact that only the interference wave with single frequency can be suppressed, and the loss of useful signal is very limited.

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  • 单频调谐质量阻尼器较多地用于结构振动控制中,但是比较

    The Side tuned mass damper (STMD) has been used more often in control of structure vibration, but its controllable frequency range is relatively narrow.

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  • 为了提高单频gps点定位精度提出一种基于的GPS自差分方法

    In order to improve the precision of the single frequency GPS, a method to achieve self-difference based on difference between satellites is presented.

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  • QPC公司的内部演示中,在1064nm波长处,单频功率超过3转换效率高于50%。

    QPC has internally demonstrated single-frequency powers exceeding 3 watts at conversion efficiencies greater than 50 percent at 1064 nm.

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  • 理论分析数字结果表明采用方法改善MC CDMA系统单频干扰性能

    Theoretical analysis and numerical results show that the anti-CW interference performance of MC-CDMA system can be improved used the MEGC approach.

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  • 本文研究了谐振式微结构压力传感器单频激励激励情况下非线性振动特性

    The nonlinear vibration characteristics of resonant silicon microstructure pressure sensor are investigated under single and two frequency excitation signal conditions.

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  • 利用单频GPS接收机进行实时动态差分相位观测值整模糊实时确定比较困难

    When realizing kinetic GPS differenced positioning using single frequency GPS receiver, the decision of integer ambiguity of phase observation is rather difficult.

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  • 一种求解病态法方程方法——谱修整迭代法应用单频GPS接收机快速静态定位

    A new iteration for solution normal equation is applied to GPS rapid positioning by using several-epoch single frequency phase data.

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  • 通过主观测量客观测量研究了单频数字调制信号雷达信号电视系统干扰效应

    The interference effects of single frequency, digitally modulated signal and radar signal to FM TV systems are studied by means of the subjective and objective measurements.

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  • 精度精度编程,适应最佳滤波器方案单频干扰抑制性能均优于其它两种方案

    It is shown that the tone jamming rejection performance of the adaptive optimal filter scheme is superior to those of other two schemes, whichever precision is used.

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  • 目前WDM系统中分布反馈半导体激光器(DFB - LD)已广泛地用作单频光源

    In present commercial WDM systems, distributed feedback lasers (DFB-LD) are widely used as a single-mode tight source.

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  • 研究依赖GPS差分基准情况下利用单频gps接收机低轨卫星进行的算法。

    This paper studies the orbit determination of LEO satellites using GPS receivers of single frequency in condition of not depending on GPS differential reference stations.

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