Introducing Alexa Voice Service

by haruharuharuby

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Tomoharu Ito https://hugtech.io VUI Designer / Developer Community Organizer Join Us! I’m a Voice Tech Lover! Cloud Native Programmer

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Warning !! My English is not good. I’m sorry for using my white paper. You often looks like me to be depressed. I never. Believe me!!

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This is my house. Voice Hel Heaven

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Inside of Alexa Voice Service

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is HTTP2 endpoint

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Interfaces https://developer.amazon.com/ja/ docs/alexa-voice-service/api-over view.html

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2 important words Device event Device directive

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Need 2 consistent connection.

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https://developer.amazon.com/ja/alexa-voice-service/auth

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You will implement to ... - Authorizing device to AVS and get LWT token. - Make HTTP2 connection to AVS endpoint - Handling Event/Directive to communicate with AVS for each interface.

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How to make it ?

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Implement

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You have to care many things to control you components.

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You don’t need taking much time for controlling devices.

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https://www.youtube.com/watch?v=F5DixCPJYo8& See, component details.

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Thinking about Hardware

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Microphone

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Considering alignment and number of microphones.

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close-talk / near-field / far-field https://www.slideshare.net/AmazonWebServices/designing-farfield-speech- processing-systems-with-intel-and-amazon-alexa-voice-service-alx305-reinv ent-2017

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2. Speaker Speaker

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Processor

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● Number of microphones and alignments ● Size of device (depends on power) ● What is capability of your device.

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Enjoy Voice Experience!