An Overview of Basics Speech Recognition and Autonomous Approach for Smart Home IOT Low Power Devices

• 作者: Christophe Escriba Georges Soto Romero Jean-Yves Fourniols Julien Roux Nadim Nasreddine Pascal Acco
• 来源期刊: 信号与信息处理(英文)
• 学科: 工学
• 关键词: VOICE Recognition SPEECH Processing VOICE COMMAND Embedded Device
• 年，卷（期）: 2018,（4）
• 页码范围: 239-257
• 页数: 19页
• 分类号: TP3

摘要

Automatic speech recognition, often incorrectly called voice recognition, is a computer based software technique that analyzes audio signals captured by a microphone and translates them into machine interpreted text. Speech processing is based on techniques that need local CPU or cloud computing with an Internet link. An activation word starts the uplink;“OK google”, “Alexa”, … and voice analysis is not usually suitable for autonomous limited CPU system (16 bits microcontroller) with low energy. To achieve this realization, this paper presents specific techniques and details an efficiency voice command method compatible with an embedded IOT low-power device.