2 Patents
- US117295662023Judging Circuit for Positive and Negative Terminals of Mic of Earphone and Method Thereof, and Eletronic Device
SHANGHAI YAOHUO MICROELECTRONICS CO., Ltd.
0 cites - US116112212023Electronic Device and Accessory with Quick Charging and Audio Transmission Functions
SHANGHAI YAOHUO MICROELECTRONICS Co., Ltd
0 cites