| 摘要 |
A smart microphone device is provided. The smart microphone device is coupled to a host, and includes: an analog microphone unit, receiving sounds; a voice detection unit, coupled to the analog microphone unit, detecting voices from the sounds; a speech detection unit, coupled to the voice detection unit, detecting a speech from the voices; and a channel select pin, coupled between the smart microphone device and the host, wherein an interrupt signal is sent from the smart microphone device to the host via the channel select pin to enable the host to operate in the normal mode when the speech detection unit detects the speech. |
| 主权项 |
1. A smart microphone device, coupled to a host, comprising:
an analog microphone unit, for receiving sounds; a voice detection unit, for detecting voices from the sounds; a speech detection unit, for detecting a speech from the voices; wherein the smart microphone device sends an interrupt signal to the host to enable the host to operate in the normal mode when the speech detection unit detects the speech. |
