Title:
DRIVE CHIP, TOUCH DISPLAY APPARATUS, AND ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/113802
Kind Code:
A1
Abstract:
A drive chip (20), a touch display apparatus (1), and an electronic device (100); the drive chip (20) comprises a touch drive circuit (23), a display drive circuit (20a), and a modulation circuit (21); the touch drive circuit (23) is used for driving a touch display panel (10) to execute touch sensing; the display drive circuit (20a) is used for driving the touch display panel (10) to execute image display; and the modulation circuit (21) is used for generating a modulation signal; by means of using the modulation signal to modulate the voltage signals outputted by the touch drive circuit (23) and the display drive circuit (20a) to the touch display panel, the drive chip (20) drives the touch display panel (10) to simultaneously execute image display and touch sensing. The touch display apparatus (1) comprises the drive chip (20), and the electronic device (100) comprises the touch display apparatus (1).
Inventors:
LIN FENG (CN)
Application Number:
PCT/CN2017/115734
Publication Date:
June 20, 2019
Filing Date:
December 12, 2017
Export Citation:
Assignee:
SHENZHEN SHENWEICHUANGXIN TECH CO LTD (CN)
International Classes:
G06F3/041
Foreign References:
| CN102262472A | 2011-11-30 | |||
| CN105335012A | 2016-02-17 | |||
| CN103733165A | 2014-04-16 | |||
| CN103907085A | 2014-07-02 |
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