Title:
BATTERY-LESS, NOISE-CANCELLATION HEADSET
Document Type and Number:
WIPO Patent Application WO/2018/051369
Kind Code:
A3
Abstract:
Methods and apparatus for a battery-less, noise-cancellation headset compatible with 4-pin audio jack are generally described herein. An example device to support a noise cancellation function may include an audio socket including a microphone contact, and an ambient noise detection module to receive an ambient noise data signal from a headset via the microphone contact, and detect an impedance at the microphone contact. The ambient noise detection module further to provide a first noise cancellation signal responsive to the impedance having a first value and to provide a second noise cancellation signal responsive to the impedance having a second value.
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Inventors:
GURUNATHAN MEENAKSHISUNDARAM (IN)
Application Number:
PCT/IN2017/050402
Publication Date:
August 08, 2019
Filing Date:
September 15, 2017
Export Citation:
Assignee:
GURUNATHAN MEENAKSHISUNDARAM (IN)
INTEL CORP (US)
INTEL CORP (US)
International Classes:
H04R1/10; H04R29/00
Foreign References:
| US20110116646A1 | 2011-05-19 | |||
| US9142205B2 | 2015-09-22 | |||
| US20070177741A1 | 2007-08-02 | |||
| US20070160223A1 | 2007-07-12 | |||
| US8111841B2 | 2012-02-07 | |||
| US8340312B2 | 2012-12-25 |
Attorney, Agent or Firm:
THAPPETA, Narendra (IN)
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