Invention Grant
- Patent Title: Reproducing audio signals with a haptic apparatus on acoustic headphones and their calibration and measurement
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Application No.: US14609357Application Date: 2015-01-29
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Publication No.: US09729985B2Publication Date: 2017-08-08
- Inventor: Rocky Chau-Hsiung Lin , Thomas Yamasaki
- Applicant: Alpine Electronics of Silicon Valley, Inc.
- Applicant Address: US CA Santa Clara
- Assignee: Alpine Electronics of Silicon Valley, Inc.
- Current Assignee: Alpine Electronics of Silicon Valley, Inc.
- Current Assignee Address: US CA Santa Clara
- Agency: Perkins Coie LLP
- Main IPC: H04R29/00
- IPC: H04R29/00 ; G01H11/06 ; H04R31/00 ; H04R1/10

Abstract:
Method and devices for testing a headphone with increased sensation are provided. The headphone can filter and amplify low frequency audio signals, which are then sent to a haptic device in the headphone. The haptic device can cause bass sensations at the top of the skull and at both ear cups. The testing system can evaluate the haptic and acoustic sensations produced by the headphone to evaluate if they have been properly assembled and calibrate the headphones if necessary.
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