US Patent No. 10,973,098

LED BACKLIGHT DRIVING CIRCUIT AND ADDRESSING METHOD THEREOF


Patent No. 10,973,098
Issue Date April 06, 2021
Title Led Backlight Driving Circuit And Addressing Method Thereof
Inventorship Kuan Yu Chen, Hsinchu (TW)
Hung Chih Liu, Hsinchu (TW)
Cheng Chung Tsao, Hsinchu (TW)
Yung Chun Lin, Hsinchu (TW)
Assignee Ananavi Technology Corporation, Hsinchu (TW) QChip Technology Limited, Ho...

Claim of US Patent No. 10,973,098

1. A light-emitting-diode backlight driving circuit for driving a plurality of light emitting diodes, comprising:a data transmission line configured to provide brightness data in a normal working mode;
a plurality of driving integrated circuits coupled to said data transmission line and configured to drive said plurality of light emitting diodes according to said brightness data in said normal working mode; and
a plurality of selecting circuits respectively connected to said plurality of driving integrated circuits and configured to select driving integrated circuits for addressing from said plurality of driving integrated circuits in an addressing mode;
wherein only one driving integrated circuit is selected for addressing from said plurality of driving integrated circuits at a time point.