The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 24, 2026
Filed:
Apr. 19, 2024
Applicant:
Huawei Technologies Co., Ltd., Shenzhen, CN;
Assignee:
Huawei Technologies Co., Ltd., Shenzhen, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/60 (2013.01); G06F 21/72 (2013.01); G06F 21/79 (2013.01);
U.S. Cl.
CPC ...
G06F 21/602 (2013.01); G06F 21/72 (2013.01); G06F 21/79 (2013.01);
Abstract
In accordance with an embodiment, a network device includes a chip including a hardware encryption and decryption circuit and a one-time programmable (OTP) storage area; and a receiver configured to receive a to-be-decrypted file, where the to-be-decrypted file comprises a ciphertext. The hardware encryption and decryption circuit is configured to obtain a root key plaintext from the OTP storage area, and decrypt the ciphertext using the root key plaintext to obtain a plaintext.
Le, Weizhi. (2026). Network device and data decryption method (U.S. Patent No. 12585794). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12585794
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile