Sidelobe suppression has been a key issue during processing of the phase encoding signals.
旁瓣抑制问题一直是相位编码信号处理中一个关键性的问题。
Pulse compression; Linear frequency modulated signal; Phase encoding signal; Echo signal; ADS;
脉冲压缩;线性调频信号;相位编码信号;目标回波信号;ADS;
The double-random phase encoding and decoding operation is an important method for image hiding.
编码 解码技术是应用于图像隐藏领域的一种重要方法。
In this paper, an encoding method is proposed for improving the resolution of rotary encoder-phase encoding method.
对直线相位编组法进行改进,提出了一种在边缘检测基础上进行相位编组提取直线的方法。
A diffraction selectivity theoretical analysis method of volume gratings with wave front phase encoding is proposed.
论文给出了分析随机波前相位编码体光栅选择性衍射的一种方法。
A new phase quantization method of a phase hologram based on conventional random-phase encoding technique is proposed.
基于传统的随机相位编码技术,提出了一种新的相息图量化编码方法。
A new optical image encryption method using anamorphic fractional Fourier transform and double random phase encoding is proposed.
提出一种利用变形分数傅里叶变换和双随机相位编码对图像加密的方法。
A new optical image encryption method using dissymmetrical fractional Fourier transform and double random phase encoding was presented.
提出了一种利用不对称分数傅里叶变换和双随机相位编码对图像加密的方法。
Based on coherent optical phase encoding OCDMA techniques rely on phase changes optical signals, using pseudo-random sequence for encoding and decoding.
基于相干光的相位编码OCD MA技术依靠光信号的相位变化,利用伪随机序列来编解码。
A new encrypted in-line holographic watermarking technique is proposed based on double-random phase encoding method, holography and digital watermarking.
在研究数字全息技术的基础上,提出了一种新的加密的同轴全息数字水印方法。
In this paper, image is Fresnel transformed and Fractional Fourier transformed successively, and phase encoding is implemented in both Fresnel domain and Fractional Fourier domain.
该方法对图像分别进行一次菲涅耳变换和分数傅里叶变换,并在图像的菲涅耳域和分数傅里叶域上分别利用随机相位版施行相位编码。
In this paper, phase variation value is defined with help of calculating error energy of adjacent code cells of MPSK signal, so that recognition of MPSK signal phase encoding rule can be realized.
本文通过计算多相编码信号(MPSK)相邻码元间的误差能量的方法来确定相位突变值,从而达到对MPSK信号相位编码规律的识别。
By contrast, using the wrong database encoding and reporting this problem late in the Construction phase causes great complexity.
相反,使用错误地数据库编码,并在Construction阶段地晚期才报告出来即将导致巨大的复杂性。
The nonlinear effects of the film on the phase modulation depth and encoding results are also analysed.
分析了胶片的非线性效应对位相光栅调制深度及编码效果的影响。
According to the theory of light diffraction and that of moire image encoding, a new technology of double image encoding using non key phase only moire method is presented in this paper.
根据光的衍射原理和莫尔图像编码原理,实现了无钥匙位相型双图像莫尔编码技术。
On the basis of such analysis, of various phase reconstruction methods, we propose a generalized phase reconstruction algorithm, generalized fringe sequence encoding.
从理论上给出各种算法的核心思想,并在此基础上提出广义条纹序列时间相位重建算法。
The variation of brightness and chromaticity of output image with modulation depth in phase-modulated colour encoding image is investigated.
本文讨论了位相调制彩色编码输出图象的色度、亮度随调制深度变化的规律。
The variation of brightness and chromaticity of output image with modulation depth in phase-modulated colour encoding image is investigated.
本文讨论了位相调制彩色编码输出图象的色度、亮度随调制深度变化的规律。
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