频谱水印与多媒体数字水印的比较分析  

A Comparing Analysis of Frequency-spectrum Watermark and the Multimedia Digital Watermark

作　　者：刘忠英[1] 许金勇[1] 张余[1] 

机构地区：[1]总参第63研究所

出　　处：《现代军事通信》2014年第2期49-52,共4页

摘　　要：介绍频谱水印技术的基本原理，详细研究频谱水印和多媒体数字水印的区别和联系，重点分析两者在关键技术和主要技术指标上的异同，以及现有水印方法对频谱水印的适用性，并就频谱水印应重点关注的关键技术、技术指标、可能的研究方法提出一些初步的思考。This paper first introduces the principles of frequency-spectrum watermark, then analyzes the relationship and differences between frequency--spectrum watermark and multimedia digital watermark, focusing on the similarities and differences between their key techniques and indexes as well as the applica- bility of digital watermark to frequency-spectrum watermark. Suggestions on the key technique and study method for frequency-spectrum watermark are also put forward.

关 键 词：电磁频谱 频谱水印 多媒体数字水印 

分 类 号：TN929.5[电子电信—通信与信息系统]