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:
Apr. 14, 2026
Filed:
Dec. 30, 2021
China Mobile Communication Co., Ltd Research Institute, Beijing, CN;
China Mobile Communications Group Co., Ltd., Beijing, CN;
CHINA MOBILE COMMUNICATION CO., LTD RESEARCH INSTITUTE, Beijing, CN;
CHINA MOBILE COMMUNICATIONS GROUP CO., LTD., Beijing, CN;
Abstract
In a blockchain-based SDP access control method and apparatus, an SDP connection initiation host submits identity authentication request information to a blockchain system node, receives an authentication result feedback after verification; sends, to the blockchain system node, a query request for an SDP connection accepting host list that can be accessed, the query request including an authentication result of the blockchain system node for the SDP connection initiation host; after verifying the query request, the blockchain system node queries the SDP connection accepting host list that can be accessed by the SDP connection initiation host, and records the SDP connection accepting host list to a blockchain ledger; the SDP connection initiation host initiates a connection request to the SDP connection accepting host, queries the SDP connection accepting host list that can be accessed by the SDP connection initiation host; and if so, then access service is provided.