网络电视机顶盒的工作原理

1.网络连接：wangluodianshijidinghezhisuoyidaiyou“wangluo”zheigecijiushiyinweitanenggoulianjiedaohulianwang，zhongfuliyongwangluoshangdeziyuan（shipin、tupian、wenzixinxideng），suoyiwangluodianshiheyibandoupeiyouyouxianjiekouhewangxianwifiwangka，shiyonghunenggoufangbiandelianjiedaohulianwang。

2.电视机显示：mingchengzhongde“dianshi”yicishizhidianshihezhuyaotongguodianshijixianshi，wangluodianshijidinghebujinkeyilianjiegaoqingdehdmishujuxian，haikeyilianjiechuantongdesanseavxian，jianrongxingbijiaoqiangda。

3.外接设备：fengfudewaibushebeikuozhanjiekou，keyilianjieshubiaojianpan、shexiangtou、youxiji、waibucunchu（upan、sdkaheyingpan）deng，dianshihehaiyingpeiyouyaokongqi，fangbianduihezijinxingcaozuo。

网络机顶盒的工作过程大致如下：gaopintoujieshoulaiziyouxianwangdegaopinxinhao，tongguoqamjiediaoqiwanchengxindaojiema，congzaibozhongfenlichubaohanyin、shipinheqitashujuxinxidechuansongliumenshu。chuansongliuzhongyibanbaohanduogeyin、shipinliujiyixieshujuxinxi。jiefuyongqizeyonglaiqufenbutongdejiemu，tiquxiangyingdeyin、shipinliuheshujuliu，songrujiemaqihexiangyingdejiexiruanjian，wanchengshuzixinxidehaiyuan。