• 线性相位滤波最小相位滤波数字地震观测经常都要遇到滤波器

    The linear and the minimum phase filters are two kinds of filter equipments used in the digital seismic observation.

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  • 地震数据采集系统内部延迟系统固有采样率、滤波器选择仪器类型有关。

    The internal delay in seismic data acquisition system is intrinsic feature of system and relative to sample, choice of filter and type of instrument.

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  • 频谱均衡滤波器高频进行绝对补偿具有较高高频提升速率可以明显提高地震勘探分辨率

    Spectrum equilibrium filter can compensate high frequency absolutely and has high compensation rate, it can improve the resolution of seismic prospecting to a great extent.

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  • 补偿仪器滤波器产生影响提高地震勘探资料处理质量的一个重要环节。

    Compensating the effect caused by instrument filters is important for improving seismic data processing.

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  • 然而许多简单数值方法合理、直观地了解这种滤波器地震资料中的作用

    However, the effects of the filter can still be analyzed via many straightforward numerical means.

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  • 针对地震信号随机干扰特点,运用二维小波变换理论设计了相应的变换域滤波器

    A filter is designed to attenuating noise in accordance with the characteristics of seismic signals having a random disturbance with the theory of the 2-d wavelet transform.

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  • 文中DFS- V数字仪滤波器截止频率进行了具体地设计计算,其目的在于进一步提高现有数字地震仪的性能和适应能力。

    For example, new cut-off frequencies for low and high cut-off filters in DFS-V data acquisition system were designed in or - der to improve...

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  • 实测数据表明CICIS O P滤波器适用地震勘探信号处理

    The measured data show that the cascade filtering of CIC and ISOP is suitable for signal processing in seismic exploration.

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  • 总结引起零点漂移原因,给出了种可以有效抑制零点漂移的滤波器的指标和特性,使用滤波器,TDE - 324c地震数据采集器动态范围得到了有效的改善。

    In this paper, we summarizes the cause of zero drift, presents a kind of filter to reduce it. The dynamic range of TDE-324C seismic data digitizer is improved remarkably after using this filter.

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  • 针对地震反演预处理地震降噪问题,本文结合小分析设计了一种过零点滤波器,对多分量地震资料进行了剔除研究

    In the denoising and preprocessing for seismic inversion, a zero-crossing filter is developed based on wavelet analysis to remove surface waves from the multi-component seismic data.

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  • 针对地震反演预处理地震降噪问题,本文结合小分析设计了一种过零点滤波器,对多分量地震资料进行了剔除研究

    In the denoising and preprocessing for seismic inversion, a zero-crossing filter is developed based on wavelet analysis to remove surface waves from the multi-component seismic data.

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