US 12,455,653 B2
Touch interaction method and device
Zhiqiang Wang, Beijing (CN); Ping Luo, Beijing (CN); Guiyu Zhang, Beijing (CN); Shuai Liu, Beijing (CN); Liqing Jiang, Beijing (CN); and Shukui Yang, Beijing (CN)
Assigned to CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Sichuan (CN); and BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD., Beijing (CN)
Appl. No. 18/554,633
Filed by CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Sichuan (CN); and BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
PCT Filed Feb. 21, 2023, PCT No. PCT/CN2023/077277
§ 371(c)(1), (2) Date Oct. 10, 2023,
PCT Pub. No. WO2023/197748, PCT Pub. Date Oct. 19, 2023.
Claims priority of application No. 202210396116.6 (CN), filed on Apr. 15, 2022.
Prior Publication US 2025/0085805 A1, Mar. 13, 2025
Int. Cl. G06F 3/041 (2006.01); G06F 1/16 (2006.01); G06F 3/02 (2006.01)
CPC G06F 3/04166 (2019.05) [G06F 1/1616 (2013.01); G06F 3/0202 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A touch interaction device, comprising an electronic device including a screen, an accessory device subordinate to the electronic device, and at least one sensing device, wherein the at least one sensing device is disposed in one of following ways:
the at least one sensing device is disposed at a bottom of the accessory device, and
the at least one sensing device is disposed at the bottom of the accessory device and on the electronic device; and
the electronic device is configured to:
determine whether the accessory device is placed on the screen of the electronic device according to sensing information of the at least one sensing device;
determine a screen shielding area according to position information of the at least one sensing device in a case where the accessory device is placed on the screen of the electronic device, the screen shielding area being an area of the screen of the electronic device blocked by the accessory device; and
adjust touch scanning frequency of the screen shielding area and turn off display drive of the screen shielding area according to the screen shielding area;
wherein the at least one sensing device includes at least one Hall sensor and a magnetic device corresponding to the Hall sensor;
wherein the screen of the electronic device includes two or more preset areas, each preset area corresponds to a control instruction, and the control instruction is used for turning off touch scanning and display drive of the preset area; each preset area includes at least one of the at least one sensing device, the screen shielding area includes at least one preset area, and the electronic device includes a processor, a touch chip and a display drive chip;
the processor is configured to send at least one control instruction in one-to-one correspondence to the at least one preset area to the touch chip and the display drive chip according to the at least one preset area;
the touch chip is configured to, according to the at least one control instruction, turn off touch scanning of the at least one preset area corresponding to the at least one control instruction; and
the display drive chip is configured to, according to the at least one control instruction, turn off display drive of the at least one preset area corresponding to the at least one control instruction.