US 12,393,295 B2
Method, circuit, device for driving display touch panel, and display touch device
Zhaobo Jiang, Beijing (CN); Zhiwei Zhang, Beijing (CN); Beibei Shao, Beijing (CN); Jianqiu Zeng, Beijing (CN); Aobo Zhou, Beijing (CN); Lingzhi Zhou, Beijing (CN); Taorong Wang, Beijing (CN); and Wei Li, Beijing (CN)
Assigned to Hefei BOE Optoelectronics Technology Co., Ltd., Anhui (CN); BOE Technology Group Co., Ltd., Beijing (CN); and Beijing BOE Technology Development Co., Ltd., Beijing (CN)
Filed by Hefei BOE Optoelectronics Technology Co., Ltd., Anhui (CN); BOE Technology Group Co., Ltd., Beijing (CN); and Beijing BOE Technology Development Co., Ltd., Beijing (CN)
Filed on Mar. 23, 2024, as Appl. No. 18/614,637.
Application 18/614,637 is a continuation of application No. PCT/CN2023/112327, filed on Aug. 10, 2023.
Prior Publication US 2025/0053254 A1, Feb. 13, 2025
Int. Cl. G06F 3/041 (2006.01); G06F 3/044 (2006.01); G09G 5/00 (2006.01)
CPC G06F 3/0412 (2013.01) [G06F 3/0416 (2013.01); G06F 3/044 (2013.01); G09G 5/003 (2013.01); G09G 2330/021 (2013.01); G09G 2340/0435 (2013.01); G09G 2354/00 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A circuit for driving a display touch panel, comprising: a power supply conversion module, a power supply management module, a display touch drive module, and a control module; a power supply input end of the power supply conversion module is configured to be connected with a display power supply and a touch power supply, an enabling end of the power supply conversion module is connected with an enabling end of the control module, and an output end of the power supply conversion module is connected with a power supply input end of the display touch drive module via the power supply management module; an output end of the display touch drive module is configured to be connected with the display touch panel, and the display touch panel is an in-cell capacitive touch control panel; and the touch power supply and the display power supply are respectively connected with a power supply input end of the control module; wherein
the control module is configured to send an enabling signal to the power supply conversion module; the power supply conversion module is configured to switch an input power supply of the power supply management module to the touch power supply or the display power supply according to the enabling signal; and the power supply management module is configured to supply power to the display touch drive module by using the touch power supply or the display power supply to enable the display touch drive module to drive the display touch panel to work.