Discussion on Prospects of Non-card CA Technology
Liu Yang-ge · China Digital Cable TV · 2010
Conditional Access(CA) has been widely recognized as an effective means of protecting the interests of Network operators and Content providers,while in the CA fields,the controversy between card and non-card has being intensified.By several levels of comparison,such as the two CA models working principle,technology development and application,this article analyses the developmental prospects of non-card CA in the digital TV field.