Beijing Xiaomi Mobile Software Co., Ltd.

Yukun Fei

Xin Liang

Ming Zhou

Jianhua Li

Xing Yan

Guiming Long

Zhongwen Wen

Yingguan Shi

An external extended device, an audio processing method and an audio playback method are provided. The external extended device is configured to receive power supplied and a signal transmitted by a television device and the external extended device includes: an integrated physical interface connecting the external extended device and the television device; and a sound-mixing processing chip electrically connected with the integrated physical interface and configured to: acquire an accompaniment audio signal transmitted by the television device via the integrated physical interface; perform sound-mixing processing on a user voice signal gathered by a microphone device and the accompaniment audio signal; and transmit a sound-mixed signal to a power amplifier circuit of the television device via the integrated physical interface.

External extended device and audio playback method

A display device includes: a display panel; a mainboard including a processing circuit, a signal transmission interface, and a signal conversion interface, wherein the signal conversion interface includes a first interface and a second interface, and the signal transmission interface is electrically connected to a signal transmission interface of the display panel; and an adaptation circuit electrically connected to the signal conversion interface, the first interface of the signal conversion interface being electrically connected to the processing circuit of the mainboard and the second interface of the signal conversion interface being electrically connected to the signal transmission interface of the mainboard.

Display device and mainboard applied in the display device

Growing community of inventors

Beijing, China

Yukun Fei