| 摘要 |
The present invention relates to a method, system and related devices for transmitting a plurality of programs from a head-end device towards a client device of a plurality of client devices, for playing out programs of said plurality of programs at request of said client device, by said client device, wherein said head-end device being coupled over a first communications network to an edge caching device and wherein said edge caching device is coupled to each client device of said plurality of client devices over a second communications network, and wherein said method first comprises the steps of said head-end device transmitting, during a first predefined period, a first block of a plurality of blocks towards said edge caching device for storage of said first block at a cache of said edge caching device, said first block comprising a first set of programs succeeded by said edge caching device transmitting from said cache, during a subsequent adjacent second predefined period, a program of said first set of programs comprised by said first block at request to said client device and said head-end device transmitting, during said subsequent adjacent second predefined period, a second subsequent block of said plurality of blocks towards said edge caching device for caching said subsequent second block in a cache of said edge caching device, said subsequent block comprising a second set of programs |
