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基于下載CA規(guī)范下載CA將變成由CA公司提供的一種特殊的APK應(yīng)用。對(duì)于傳統(tǒng)的采用智能卡的CA,利用現(xiàn)有的機(jī)頂盒技術(shù)平臺(tái),是不是可以按照NGB下載CA的Java接口規(guī)范將現(xiàn)有的機(jī)頂盒客戶端軟件開發(fā)成通用的跨平臺(tái)的APK應(yīng)用,使得傳統(tǒng)封閉的智能卡CA系統(tǒng)向下載CA靠攏?為此我們?cè)跇?biāo)準(zhǔn)下載CA接口的基礎(chǔ)上擴(kuò)展了這組智能卡設(shè)備(可分離安全設(shè)備接口文檔)接口,希望對(duì)各智能卡廠家向下載CA過渡提供幫助。
應(yīng)國外網(wǎng)友的要求,增加了英文的內(nèi)容。
The extension of interface of DCAS specification-the interface of smart card devices
The DCAS will be a featured APK given by CA companies on the ground of 《Downloadable Conditional Access System for Next Generation Broadcasting Cable Network》 released by SARFT (THE STATE ADMINISTRATION OF RADIO AND TELEVISION). As for the traditional CA used smart card,on the condition of current STB technology platform,if it is possible that we can develop the current STB client terminal software into a commonly multi-platform APK according to the NGB Java interface specification of NGB, and thus the traditionally closed smart card CA system can be compatibility to DCAS. Therefore, Taixin extends the interfaces of the smart card devices on the base of standard DCAS interface, we hope what we have done can help the smart card companies transit to DCAS.
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