US 11,670,227 B2
Pixel circuit, driving method for pixel circuit, and display panel
Miao Xu, Guangdong (CN); Lei Zhou, Guangdong (CN); Min Li, Guangdong (CN); Hongmeng Li, Guangdong (CN); Hua Xu, Guangdong (CN); Zikai Chen, Guangdong (CN); Jianhua Zou, Guangdong (CN); Lei Wang, Guangdong (CN); Junbiao Peng, Guangdong (CN); and Hong Tao, Guangdong (CN)
Assigned to SOUTH CHINA UNIVERSITY OF TECHNOLOGY, Guangdong (CN)
Appl. No. 17/798,539
Filed by SOUTH CHINA UNIVERSITY OF TECHNOLOGY, Guangdong (CN)
PCT Filed Jul. 22, 2020, PCT No. PCT/CN2020/103431
§ 371(c)(1), (2) Date Aug. 9, 2022,
PCT Pub. No. WO2021/159664, PCT Pub. Date Aug. 19, 2021.
Claims priority of application No. 202010092739.5 (CN), filed on Feb. 14, 2020.
Prior Publication US 2023/0087472 A1, Mar. 23, 2023
Int. Cl. G09G 3/32 (2016.01)
CPC G09G 3/32 (2013.01) [G09G 2300/0426 (2013.01); G09G 2300/0819 (2013.01); G09G 2300/0842 (2013.01); G09G 2310/0267 (2013.01); G09G 2310/0275 (2013.01); G09G 2310/061 (2013.01); G09G 2310/08 (2013.01); G09G 2320/0242 (2013.01); G09G 2330/028 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A pixel circuit, comprising a data write module, a storage module, a drive module and a light emitting device; wherein
the drive module comprises a first control terminal and a second control terminal; the data write module is configured to write, at a data write stage, a data signal into the first control terminal of the drive module, the storage module is configured to maintain a potential of the first control terminal, the second control terminal is electrically connected to a pulse-width modulation (PWM) signal input terminal of the pixel circuit, and is configured to control the drive module to provide discontinuous drive current according to a PWM signal input from the PWM signal input terminal at a light emission stage, and the light emitting device emits light in response to the discontinuous drive current.