Patent ID: 11963849
Assignee: 3M INNOVATIVE PROPERTIES COMPANY
Field: Medical technology (Instruments)
Classification: CPC A  H | IPC A  H

Claim 0:
1. A hearing protection system comprising:
a first active hearing protection system, wherein the first active hearing protection system is level-dependent;
a second active hearing protection system, wherein the second active hearing protection system is level-dependent, wherein one of the first and second active hearing protection systems can operate in either an independent mode or a dual-protection mode;
a detection system that send a signal to one of the first and second hearing systems second to switch from an independent mode to a dual-protection mode;
wherein, in the dual-protection mode, a level dependent function of the second active hearing protection system is different that an independent mode level dependent function; and, wherein, in the dual-protection mode, the first active hearing protection system receives ambient environment sounds from a first device microphone and conducts a first processing operation to generate a first processed sound, wherein the second active hearing protection system receives, using a second device microphone, the first processed sound from the first active hearing protection system, after the first processing operation, and wherein the second active hearing protection system conducts a second processing operation to generate a second processed sound, wherein the first and second hearing protection systems coordinate the first and second processing operations.