公开(公告)号：US20230314385A1

公开(公告)日：2023-10-05

申请号：US17966175

申请日：2022-10-14

Applicant: Beijing University of Technology

Inventor： Zenghua LIU ,  Wenshuo JIANG ,  Zhaojing LU ,  Yanhong GUO

IPC: G01N29/24 ,  G01N29/04 ,  G01N33/2045

CPC classification number: G01N29/24 ,  G01N29/04 ,  G01N33/2045 ,  G01N2291/0234 ,  G01N2291/0289 ,  G01N2291/101

Abstract: An acoustic field diffusion type electromagnetic acoustic transducer with improved periodic permanent magnets is provided, which includes periodic permanent magnets, a transducer framework, improved racetrack shaped coils and a transducer connector.