GENEVA, May 25 -- AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD. (A-Block, Nanjing University Research Center Shenzhen Branch, No. 6 Yuexing 3rd Road, South Hi-Tech Industrial Park, Nanshan DistrictShenzhen, Guangdong 518057), 瑞声声学科技（深圳）有限公司 (中国广东省深圳市南山区高新区南区粤兴三道6号南京大学深圳产学研大楼A座) filed a patent application (PCT/CN2023/131268) for "LOUDSPEAKER MODULE AND INTELLIGENT HEAD-MOUNTED DEVICE" on Nov 13, 2023. With publication...