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Title:
ANTI-DISASSEMBLY APPARATUS OF SECURITY CHIP AND ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/031570
Kind Code:
A1
Abstract:
The present application relates to the technical field of chips, and provides an anti-disassembly apparatus of a security chip and an electronic device, which are used for solving the problem that the security chip is easily disassembled from a printed circuit board (PCB). The anti-disassembly apparatus of the security chip, the PCB, the security chip, and a fixing structure. The PCB is used for bearing the security chip, and the PCB is electrically connected to the security chip; the security chip is used for encrypting data transmitted by the security chip and other devices in the PCB; and the fixing structure is used for fixing the security chip on the surface of the PCB in a non-detachable manner.

Inventors:
ZHANG TIEQIANG (CN)
GONG XINHU (CN)
XU HUAHUA (CN)
Application Number:
PCT/CN2020/082552
Publication Date:
February 25, 2021
Filing Date:
March 31, 2020
Export Citation:
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Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
H05K1/02; G06F21/77; H01R12/71
Foreign References:
CN102955971A2013-03-06
CN205827568U2016-12-21
TWI387403B2013-02-21
CN207082186U2018-03-09
CN110674536A2020-01-10
US20170091492A12017-03-30
TWM375918U2010-03-11
Other References:
ZHANG, YUN: "Study on Key Technique of Anti-physical-attack Security Chip", INFORMATION & TECHNOLOGY, CHINA MASTER’S THESES FULL-TEXT DATABASE, 15 November 2017 (2017-11-15), XP55783033, ISSN: 1674-0246
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