›› 2011, Vol. 24 ›› Issue (9): 136-.

• 论文 • 上一篇    下一篇

基于书写笔劲识别的身份验证系统

梅健,黄勇亮,陈聪,冒伟   

  1. (1.华中科技大学 电子科学与技术系,湖北 武汉 430074;2.华中科技大学 计算机科学与技术系,湖北 武汉 430074)
  • 出版日期:2011-09-15 发布日期:2011-10-24
  • 作者简介:梅健(1989—),男,本科。研究方向:嵌入式系统。

Signature Verification System Based on Writing Pressure

 MEI Jian, HUANG Yong-Liang, CHEN Cong, MAO Wei   

  1. (1.Department of Electronic Science and Technology,Huazhong University of Science and Technology,Wuhan  430074,China; 2.Department of Computer Science and Technology,Huazhong University of Science and Technology,Wuhan 430074,China)
  • Online:2011-09-15 Published:2011-10-24

摘要:

介绍了一种基于笔劲识别的身份验证系统。该系统采用触摸屏控制芯片AD7879采集书写者的笔劲信息,通过8051单片机将数据传输给LabVIEW上位机程序进行界面显示和数据处理,较好地实现了身份认证的功能,构建了安全、高效、难以模仿的身份验证系统。本系统外围结构简单、可移植性强、应用前景广泛。

关键词: 身份验证, 笔劲, LabVIEW, 触摸屏

Abstract:

In this article,a system of signature verification based on writing is introduced.We employ the touch-screen controller AD7879 to get the accurate writing pressure,and then use the MCU of 80C51 to transfer the data of the coordinates and pressure to the LabVIEW to display and process the data.This system achieves better performance of the anticipate function,thus building a safe and efficient system,in which it is very difficult to fake.Overall,this system is simple,stable and highly portable,and has bright future of wide application.

Key words: signature verification,writing pressure,LabVIEW,touch screen

中图分类号: 

  • TP393.08