Amazonがこの度ノイズキャンセリングにて特許を得たらしい。
探っていくと USP 9,398,367 だ。
このUSPは特定の音に対してノイズキャンセリング機能を停止させたり完全にオフにしたりする特許です。
US Patent 9,398,367 Abstract:
Aspects of the disclosure provide suspension of noise cancellation at a
noise-cancelling device using keyword spotting. In one aspect, a
predetermined word or phrase can be spotted within an utterance received
at the noise-cancelling device, and in response, noise cancellation can
be suspended or otherwise terminated. The predetermined word or phrase
can be specific to an end-user that utilizes the noise-cancelling device
and/or a person that interacts with the end-user.
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