吉林省光电子平台 以及高速无线宽带连接方面的需求,呈快速增长态势,这其中包括巴西,中国和美国的通讯市场。在未来五年中,全球的光纤安装到户(Fibre-to-the-Home,FTTH)项目将稳定地以30%的速率增长着。而从更长的时间来看,对于娱乐服务和专业金融机制的强劲需求,有助于卫
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东华大学远程教学系统的几个问题 同步数字体系为核心,构建一个快速分组交换系统,而形成一个B-ISDN(宽带ISDN)。用户接入方式,既可以光纤直接到户(FTTH,Fiber To The Home),也可以使用ADSL(Asymmetric Digital Subscriber Line)来提供高
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光纤到户 FTTH ; fiber optic Internet connection ; FTTx ; FTTP
包产到户 “farm output quotas fixed by household”
包干到户 work contracted to households ; household-basedcontract system ; household contracted system
直接到户 DTH ; Direct-to-Home ; DTH-Direct To Home
电力光纤到户 PFTTH
送货到户费 delivery charges
到户外 take the air ; to take the air
以太网到户 ETTH
除了光纤到户和光纤到节点这些方式外,电信运营商也使用其他一些方式打进电视市场。
As well as FTTP and FTTN, there are other ways for telecoms operators to get into the television market.
如今,送奶到户的服务在中国已经基本上销声匿迹了,同样随之消失的还有送奶工,他们曾经挨家挨户地递送瓶装的新鲜牛奶。
Home milk delivery has almost gone extinct in China now, also gone with it are the milkmen, who once delivered bottled fresh milk door-to-door.
因此无论是从目前干线网的需求,还是从长远的光纤到户的要求上来看,都需要探索、研究出性能优良,价格低廉的高速电光调制器。
Therefore, it is necessary to develop a kind of high-speed electro-optical modulator with low cost but good performance so as to meet the current need of route network and the future need of the FTTH.
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