Invention Grant
- Patent Title: Active occlusion cancellation
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Application No.: US15668115Application Date: 2017-08-03
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Publication No.: US10405111B2Publication Date: 2019-09-03
- Inventor: Erik Cornelis Diederik Van Der Werf
- Applicant: GN HEARING A/S
- Applicant Address: DK Ballerup
- Assignee: GN HEARING A/S
- Current Assignee: GN HEARING A/S
- Current Assignee Address: DK Ballerup
- Agency: Vista IP Law Group, LLP
- Priority: EP16206073 20161222
- Main IPC: H04R25/00
- IPC: H04R25/00

Abstract:
A hearing device includes: a microphone for providing an audio signal; a signal processor for generating a processed audio signal; a first subtractor having a first input for receiving the processed audio signal, a second input, and an output for providing a first combined audio signal; a receiver for converting the first combined audio signal into an output sound signal; an ear canal microphone configured to provide an ear canal audio signal; a second subtractor having a first input for receiving the ear canal audio signal, a second input, and an output for providing a second combined audio signal; a first filter for receiving the second combined audio signal and for providing a filtered second combined audio signal to the second input of the first subtractor; and a second filter for providing a filtered processed audio signal to the second input of the second subtractor.
Public/Granted literature
- US20180184219A1 ACTIVE OCCLUSION CANCELLATION Public/Granted day:2018-06-28
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