Large amounts of communication bandwidth and memory space is occupied to transmit and store digitalhologram on account of its enormous data volume.
由于数字全息图的数据量庞大，其传输、存储占用大量的通信带宽和存储空间。
2
Computation result shows that a series of dynamic multi-images in nanosecond time scale of ultra-fast process can be automatically recorded on a piece of digitalhologram.
计算分析表明，该光路可在一帧数字全息图上连续记录间隔为纳秒量级的多幅超快过程的动态图像。
3
Compared with traditional zero-watermarking methods and digitalhologram watermarking methods, the suggested watermarking scheme provides better performance for resisting geometric attacks.