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Title:
ANTI-TAMPER CIRCUIT, LED CABINET, AND LED DISPLAY SCREEN
Document Type and Number:
WIPO Patent Application WO/2022/206288
Kind Code:
A1
Abstract:
The present application provides an anti-tamper circuit, an LED cabinet, and an LED display screen. The anti-tamper circuit is applied to an LED display system, the LED display system comprises an LED display screen and a digital movie playback server connected to the LED display screen, and the LED display screen comprises a plurality of LED modules. The anti-tamper circuit comprises a first signal transmission unit, a second signal transmission unit, a first field effect transistor, a second field effect transistor, a charging/discharging unit, and a connection port used for connection to the digital movie playback server. In the present application, during power-off, both the anti-tamper circuit and the digital movie playback server can be ensured to work normally; thus, digital rights are not subject to security threats, and the security of information is greatly improved.

Inventors:
ZHU QIANG (CN)
CHOW WINGYIP KENNY (CN)
Application Number:
PCT/CN2022/079392
Publication Date:
October 06, 2022
Filing Date:
March 04, 2022
Export Citation:
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Assignee:
SHENZHEN TIME WAYING TECH CO LTD (CN)
International Classes:
G09G3/32; G06F21/10; G09G3/00; H02H7/20
Foreign References:
CN215182983U2021-12-14
CN113205766A2021-08-03
CN212033764U2020-11-27
CN212695708U2021-03-12
CN101593016A2009-12-02
CN104535162A2015-04-22
US20070058312A12007-03-15
CN201230199Y2009-04-29
CN202120674547U2021-04-01
Attorney, Agent or Firm:
SHINY INTELLECTUAL PROPERTY FIRM (CN)
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