Patch nearfield acoustic holography combined with sound field separation technique applied to a non

• 作 者: BI ChuanXing ING WenQian ZHANG
• 机 构: InstituteofSoundandVibrationResearch
• 出 处: 中国科学：物理学、力学、天文学英文版
• 发表日期: 2015年2期
• 关键词: 近场声全息 分离技术 自由场 声场 压力测量 贴片 NAH 测量误差 nearfield acoustic holography sound field se
• 基金项目: This work was supported by the National Natural Science Foundation of China （Grant Nos. 11274087 and 51322505）, and the Research Fund for the Doctoral Program of Higher Education （Grant No. 2010011111

The conventional nearfield acoustic holography(NAH) is usually based on the assumption of free-field conditions, and it also requires that the measurement aperture should be larger than the actual source. This paper is to focus on the problem that neither