摘要:
An edge content delivery device for an Internet Protocol TV (IPTV) system and corresponding content delivery system are disclosed. The edge content delivery device comprises: a requesting apparatus for requesting media contents from other edge content delivery devices; a receiving apparatus for receiving media contents distributed by a central content delivery device, for receiving media contents from the other edge content delivery devices, and for receiving media contents ingested directly from a content source of a content provider; a storage apparatus for storing the received media contents; a controlling apparatus for managing the stored media contents based on a predetermined content management policy; a deleting apparatus for deleting the media contents from the storage apparatus according to an instruction from the controlling apparatus; and a streaming apparatus for streaming the requested media contents to an end user according to an instruction from the controlling apparatus, and in response to a request from another edge content delivery device, delivering the requested media contents to the requesting edge content delivery device.