声柱的演变与发展  

The Evolution and Development of Sound Column

作　　者：沈勇[1] SHEN Yong(Nanjing University,Nanjing Jiangsu 210008,China)

机构地区：[1]南京大学,江苏南京210008

出　　处：《演艺科技》2022年第3期18-22,共5页Entertainment Technology

摘　　要：介绍了声柱的基本概念、种类和指向性,重点分析了自然指向性、全指向性、恒指向性、可调可控指向性四种典型的指向特性。回顾了声柱的历史演变,展望了声柱的未来发展趋势。The basic concepts, types and directivity characteristics of sound column are introduced, and four typical directivity characteristics including natural directivity, omni-directivity, constant directivity, and adjustable and controllable directivity are analyzed. The historical evolution of the sound column is reviewed, and the future development trend of the sound column is prospected.

关 键 词：声柱 指向性 种类 可调可控 

分 类 号：TN643[电子电信—电路与系统]