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:
May. 16, 2023
Filed:
Jun. 29, 2021
International Business Machines Corporation, Armonk, NY (US);
Ming Zhe Jiang, BeiJing, CN;
Yi Yuan, Beijing, CN;
Xiao Hu He, Beijing, CN;
Xiao Yan Wang, Beijing, CN;
Xiao Tong Chi, Beijing, CN;
International Business Machines Corporation, Armonk, NY (US);
Abstract
Methods, systems, and computer program products for operating a secure conference system. A non-limiting example of the computer-implemented method includes transmitting an invitation for a conference to a plurality of participants and instructing a blockchain system to create a blockchain network at a start of the conference. The blockchain network includes a node corresponding to each of the plurality of participants and a node corresponding to a central conference device. The method also includes obtaining, from the node of the blockchain network corresponding to the central conference device, a secret key corresponding to the central conference device and receiving an media communication stream from each of the plurality of participants. The method further includes creating a mixed media communication stream by combining the media communication stream from each of the plurality of participants, encrypting, using the secret key, the mixed media communication stream and multicasting the mixed media communication stream to the plurality of participants.