US 11,694,596 B2
Display driving system and electronic equipment
Wenfang Li, Guangdong (CN); and Yuhua Chang, Guangdong (CN)
Assigned to TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD., Guangdong (CN)
Appl. No. 16/972,891
Filed by TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD., Guangdong (CN)
PCT Filed Oct. 22, 2020, PCT No. PCT/CN2020/122665
§ 371(c)(1), (2) Date Dec. 7, 2020,
PCT Pub. No. WO2022/047914, PCT Pub. Date Mar. 10, 2022.
Claims priority of application No. 202010910560.6 (CN), filed on Sep. 2, 2020.
Prior Publication US 2022/0293032 A1, Sep. 15, 2022
Int. Cl. G09G 3/20 (2006.01)
CPC G09G 3/2092 (2013.01) [G09G 2310/08 (2013.01); G09G 2330/021 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A display driving system, comprising:
a power management circuit, configured to receive an input voltage and output a working voltage according to the input voltage; and
a timing circuit, electrically connected to the power management circuit, configured to receive the working voltage and output a predetermined command to the power management circuit;
wherein the power management circuit comprises:
a storage unit, configured to receive the predetermined command; and
a power management unit, configured to receive the input voltage and output the working voltage according to the input voltage and to select a predetermined working mode according to the predetermined command such that the power management circuit works in the predetermined working mode.
 
9. An electronic equipment, comprising a display driving system, the display driving system comprising:
a power management circuit, configured to receive an input voltage and output a working voltage according to the input voltage; and
a timing circuit, electrically connected to the power management circuit, configured to receive the working voltage and output a predetermined command to the power management circuit;
wherein the power management circuit comprises:
a storage unit, configured to receive the predetermined command; and
a power management unit, configured to receive the input voltage and output the working voltage according to the input voltage and to select a predetermined working mode according to the predetermined command such that the power management circuit works in the predetermined working mode.