It is expanded in intelligent audio control device of STB based on USB interface

The utility model discloses an it is expanded in intelligent audio control device of STB based on USB interface, including speech perception module, voice processing module, control module, USB interface. Voice processing module contains voice recognition unit, pronunciation coding unit. Speech perception module, voice recognition unit, pronunciation coding unit electricity in proper order connect. Pronunciation coding unit and control module electricity mutually are connected. Control module and USB interface electricity mutually are connected. The device has realized the speech control to the TV set through discernment and code to pronunciation, need not press physical key, has liberated user's both hands, has strengthened experience, and through the USB interface of USB electrical connection interface in the STB, the USB flash disk appearance can be made to the device, pull out and insert the convenience, be applicable to domestic STB, portability is strong. 本实用新型公开了种基于USB接口的可扩展于机顶盒的智能语音控制装置，包括语音接收模块、语音处理模