DVB系统中内容保护与版权管理蓝皮书.

DVB系统中内容保护与版权管理蓝皮书

 
Content Protection & Copy Management 
Specification;
Introduction 
 
 
Digital Video Broadcasting
Content Protection & Copy Management
(DVB-CPCM)
DVB Document A094R2

CPCM is a system for Content Protection & Copy Management of commercial digital
content delivered to consumer products and home networks. CPCM manages content
usage from acquisition into the CPCM system until final consumption, or export from
the CPCM system, in accordance with the particular usage rules of that content.
 
Possible  sources  for  commercial  digital  content  include  broadcast  (e.g.,  cable,
satellite,  and  terrestrial),  Internet-based  services,  packaged  media,  and  mobile
services, among others. CPCM  is  intended for use  in protecting all types of content -
audio, video and associated applications and data.