图像水印部分显示阿须数码在数字图像上的数字水印技术。在不改变原有图像品质的情况下将数字水印信息隐藏于图像本身,并可在需要时能提取，用以作为版权声明和信息保护等。-watermark images shown in part aXu in digital image on the digital watermark technology. Without changing the original image quality of the digital watermark information hidden in their own images, when they need it can be extracted and used as a copyright notice and information protection.