US 11,654,433 B2
Microfluidic chip and driving method thereof
Feng Long, Beijing (CN); Zongze He, Beijing (CN); Xiuyun Chen, Beijing (CN); Yuxuan Chen, Beijing (CN); Yu Zhang, Beijing (CN); and Pin Xiao, Beijing (CN)
Assigned to BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Beijing (CN); and BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
Appl. No. 16/649,239
Filed by BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Beijing (CN); and BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
PCT Filed Sep. 30, 2019, PCT No. PCT/CN2019/109477
§ 371(c)(1), (2) Date Mar. 20, 2020,
PCT Pub. No. WO2020/073872, PCT Pub. Date Apr. 16, 2020.
Claims priority of application No. 201811172575.6 (CN), filed on Oct. 9, 2018.
Prior Publication US 2020/0254444 A1, Aug. 13, 2020
Int. Cl. B01L 3/00 (2006.01)
CPC B01L 3/50273 (2013.01) [B01L 3/502715 (2013.01); B01L 3/502792 (2013.01); B01L 2200/06 (2013.01); B01L 2300/02 (2013.01); B01L 2300/06 (2013.01); B01L 2300/0645 (2013.01); B01L 2400/0415 (2013.01); B01L 2400/0475 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A microfluidic chip, comprising: a base substrate, a driving circuit array, a first decoding circuit, and a second decoding circuit,
wherein the driving circuit array, the first decoding circuit, and the second decoding circuit are all integrated on the base substrate;
the first decoding circuit is configured to generate and output a target scan driving signal to the driving circuit array;
the second decoding circuit is configured to generate and output a target driving voltage signal to the driving circuit array;
the driving circuit array comprises a plurality of driving circuits and is configured to control an operation of a liquid droplet over the driving circuit array based on the target scan driving signal and the target driving voltage signal; and
a first terminal of each of the plurality of driving circuits is coupled to the first decoding circuit, and
a second terminal of each of the plurality of driving circuits is coupled to the second decoding circuit,
wherein each of the plurality of driving circuits comprises a transistor and a driving electrode,
the first terminal of each of the plurality of driving circuits comprises a gate electrode of the transistor,
the second terminal of each of the plurality of driving circuits comprises a first electrode of the transistor, and
in each of the plurality of driving circuits, a second electrode of the transistor is connected to the driving electrode.