An information encryption method is proposed based on digital holographic technique and phase retrieve algorithm.
提出了一种基于数字全息技术和相位恢复算法的信息加密方法。
Digital holography is a new holographic imaging technique and has been applied in many fields.
数字全息术是一种新型的全息成像技术，具有广泛的应用范围。
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。
Since the stored objects are gray images, digital image processing technique is of significance in volume holographic storage.
由于存储的对象是灰度图像，数字图像处理的方法就显得尤为重要。
In this motionless holographic technique, light is reflected, or emitted from a 3d object, propagates through a spatial light modulator (SLM), and is recorded by a digital camera.
在这一静态全息技术中，光由三维物体反射或发射，在通过空间光调制器(SLM)后，用数码相机记录。
In this motionless holographic technique, light is reflected, or emitted from a 3d object, propagates through a spatial light modulator (SLM), and is recorded by a digital camera.
在这一静态全息技术中，光由三维物体反射或发射，在通过空间光调制器(SLM)后，用数码相机记录。
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