• 本文导出相位量化数字射频存储器寄生信号性能

    This paper derives the spur performance of phase quantization Digital RF Me-mories.

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  • 包含了相位量化数据存储加权相加部分电路

    It contains three parts of circuit: phase quantizer, data memory and weighting summation.

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  • 空间调制器像素数相位量化调制特性限制其波束指向精度

    Steering accuracy is limited by the quantized phase modulation values and the number of phase pixels for spatial light modulators (SLMs).

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  • 单元相位量化余数幅度加权移位后一个单元的相位上。

    The method of shifting and weighting is characterized by applying quantized phase margin of one element to the phase of the next element through shifting after weighting it in amplitude.

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  • 馈电误差包括数字器的使用引入的相位量化误差、阵列公差失效单元引起误差。

    Feeding error comprizes phase quantization error produced by digital phase shifter, array tolerance and the error produced by failure element.

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  • 讨论数字射频存贮器(DRFM)多比特相位量化原理、实现方法影响寄生电平因素

    This paper discusses the principle, the complement met hod of DRFM and the factors of influence on the parasitic level.

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  • 通过两种原始信号利用相位信息进行重构得到的信号进行波形频谱比较,验证了这种多比特相位量化仿真模型正确性

    The simulation model is validated through waveform or frequency spectrum comparisons of two original pulse signals and restructured signals utilizing phase information.

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  • 介绍了直接数字频率合成技术以及分析其杂散误差相位截断误差幅度量化误差进行傅立叶级数分析研究。

    The spectrum characteristics of the phase truncation error and amplitude quantization error are analyzed by the method of Fourier series.

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  • 基于传统随机相位编码技术提出了一种新的息图量化编码方法

    A new phase quantization method of a phase hologram based on conventional random-phase encoding technique is proposed.

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  • 此外本文基础提出了一种相位预测式矢量量化方案,使得女声的语音合成质量有所改进。

    Moreover, a predictive phase vector quantizer is proposed in this thesis based on the above method. The synthesis speech is slightly improved for female speakers.

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  • 测量技术中的条纹强度量化所引起相位误差进行了定量研究。

    The effect of the quantization of the fringe intensity on the phase error in phase shifting measurement is formulated.

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  • 这个方法利用周期性信号相位变化规律性对比对信号进行相位处理有效地减小量化误差

    Utilizing the regularity of phase difference between period signals, phase processing is made on comparison signals, which reduce effectively quantified error.

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  • 研究不等间距排列球面阵列及其相位幅度调控量化误差声场影响

    This paper provided a new spherical phased array with unequal center to center space between arrays and researched the effect of phased and magnitude quantization errors on the field patterns.

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  • 系统通过采用正交通道中频处理量化相位,处理效果佳。

    The system uses the method of orthogonal double-channel zero intermediate-frequency, and the result is satisfying.

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  • 系统通过采用正交通道中频处理量化相位,处理效果佳。

    The system uses the method of orthogonal double-channel zero intermediate-frequency, and the result is satisfying.

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