FILE STORAGE METHOD CONSIDERING PREFERENCE OF FILE AND QUALITY IN LIMITED CACHE MEMORY CIRCUMSTANCE AND FILE STORAGE DEVICE THEREOF

摘要

Based on the likelihoods for the files of the user and the request probabilities for the image qualities, the likelihoods corresponding to the files having different image qualities are calculated, and the files to be stored in the cache memory of the base station and the files to be stored And a file storage method and apparatus for storing a first file of a first image quality included in the list in a cache memory, based on the capacity of the cache memory, by generating a list including information on image quality.