Huangfei Cha

3 Patents

• US125973962026

  Light-emitting Diode (LED) Driving Circuit Avoiding Leakage Current in Series Connected Light-emitting Groups

  BOE Technology Group CO., Ltd.

  0 cites
• US125752392026

  Array Substrates and Display Devices

  BOE Technology Group Co., Ltd.

  0 cites
• US122177152025

  Driver Circuit and Driving Method Thereof, Array Substrate and Display Apparatus

  BOE TECHNOLOGY GROUP CO., Ltd.

  0 cites