视频字符叠加技术在图书流通管理中的应用研究  

Study on Application of On-screen Display in Book Circulation Management

作　　者：胡弢[1] 王国柱[2] 魏涛[1] 徐海军[1] 

机构地区：[1]泰山医学院图书馆,泰安271000 [2]泰山医学院放射学院,泰安271000

出　　处：《现代图书情报技术》2012年第3期89-95,共7页New Technology of Library and Information Service

摘　　要：针对逐渐增多的图书借阅纠纷,介绍一种以STC12C4052和MAX7456为核心的视频字符叠加系统;该系统在图书成功借还之后,提取图书借阅信息,实时叠加到监控视频信号中。在图书流通环境中对系统进行测试,系统工作稳定可靠,通过监控录像提供的信息可有效解决图书借阅中出现的纠纷。Aiming at the increasing of disputes in books borrowing, this paper introduces an on - screen display system based on STC12C4052 and MAX7456. After borrowing process, this system extracts information from borrowing log, adding the information to surveillance video signals. This circuit is applied, the result shows that this system is credible and stable, and it can provide information to resolve the disputes in the best way.

关 键 词：视频字符叠加 MAX7456 图书流通 

分 类 号：G252.3[文化科学—图书馆学]