| 摘要 |
A method of performing primary service backups for a direct broadcast system is provided. The method includes establishing play-out of a plurality of primary events via a plurality of primary devices and establishing play-out of a plurality of backup events via at least one backup device. A controller switches from a primary device of the plurality of primary devices to a backup device of the at least one backup device in response to a malfunction signal from one of the plurality of primary devices. A direct server-based broadcast system and a direct port-based broadcast system are also provided which implement the above-stated method.
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