DOU Weibei
- Professor
- Name (Simplified Chinese):DOU Weibei
- Name (English):DOU Weibei
- Business Address:清华大学罗姆楼4-102
- Contact Information:Email: douwb@tsinghua.edu.cn; Tel: 010-62781703
- Degree:Doctoral degree
- Professional Title:Professor
- Alma Mater:电子科技大学学士、法国雷恩大学硕士、法国卡昂大学博士
- Teacher College:DZGCX
Contact Information
- ZipCode:
- Fax:
- PostalAddress:
- OfficePhone:
- Email:
- Selected Publications
用于视频监控的特定声实时定位系统
Release time:2021-12-25 Hits:
- Affiliation of Author(s):清华大学电子工程系
- Journal:电视技术
- Key Words:数字信号处理器;;特定声;;广义互相关;;到达时间差;;模式识别
- Abstract:设计了一种用于视频监控的具有较强抗干扰能力的特定声定位实时系统。本系统利用广义互相关算法(GCC)估计声音到达2个传声器的时间差(TDoA),以此计算声源的方向角。本系统具有特定声检测功能,只有特定声出现时才输出定位结果,提高了系统的抗干扰能力。实验证明,该系统能够实时地对枪声进行定位,当枪声在±30°范围的时候,室内测试的定位误差在±3°以内;室外测试定位误差在±5°以内。
- Co-author:曾春燕,DOU Weibei,Dong, Aoyan, Chi, Ping, Li, Shaowu, Constans, Jean-Marc
- First Author:张勇,Dou, Weibei, Dong, Aoyan, Chi, Ping, Li, Shaowu, Constans, Jean-Marc
- Indexed by:Journal paper
- Volume:34
- Issue:01
- Page Number:81-84
- ISSN No.:1002-8692
- Translation or Not:no
- Date of Publication:2010-01-17