公开(公告)号：US11504278B2

公开(公告)日：2022-11-22

申请号：US16337569

申请日：2017-09-21

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Oscar M. Hemberg ,  Eric O. Hemberg ,  Henrik M. Fransson ,  Gregory G. Jager ,  Douglas D. Fletcher

IPC: A61F11/14 ,  H04R5/033 ,  H04R1/10

Abstract: An electronic hearing protection device is provided. The electronic hearing protection device includes an amplifier and a speaker to relay sounds, such as conversations, to the user of the hearing protection. The hearing protection device provides adaptive gunshot recognition and suppression technology.

公开(公告)号：US20200030151A1

公开(公告)日：2020-01-30

申请号：US16337569

申请日：2017-09-21

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Oscar M. Hemberg ,  Eric O. Hemberg ,  Henrik M. Fransson ,  Gregory G. Jager ,  Douglas D. Fletcher

IPC: A61F11/14 ,  H04R1/10

Abstract: An electronic hearing protection device is provided. The electronic hearing protection device includes an amplifier and a speaker to relay sounds, such as conversations, to the user of the hearing protection. The hearing protection device provides adaptive gunshot recognition and suppression technology.