Multi-source station channel automatic back-to-source method and device

• Main Authors: ZHANG LINGJING, QIN CHENGLONG, LU TIANQIN, LI BO
• Format: Patent
• Language: Chinese; English
• Published: 13.05.2022
• Subjects: ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; PICTORIAL COMMUNICATION, e.g. TELEVISION

The invention discloses a multi-source station channel automatic back-to-source method and device, and the method comprises the steps: enabling a back-to-source module in a CDN edge node to transmit an online notice to a service communication module in a CDN management node when the CDN edge node is started; the service communication module obtains back-to-source information through the data acquisition module in the CDN management node and returns the back-to-source information to the back-to-source module, and the back-to-source information comprises channel information and corresponding source station information; and when the CDN edge node receives the channel playing request from the terminal equipment, judging whether cached channel content exists locally, if not, searching a source station corresponding to the channel playing request according to the back-to-source information stored in the back-to-source module, and returning the channel content to the terminal equipment after obtaining the channel co