用户也可在PC机中运行浏览器软件,实现Internet冲浪。由此可见,CableModem能使用户进入一个虚拟现实世界。采用这种非对称技术,主要考虑到目前数据业务的信息量集中在下行,如Internet网页的浏览,E-mail的收发,视频点播,家用办公等。系统遵照国际标准DOCSIS或DVB/DAVIC的规定,通信协议采用TCP/IP。
此外,这两种技术最主要的差异是传输介质与调变方式不同,我们首先从连接上来看,Cable Modem使用的是同轴电缆,而ADSL Modem使用的是双绞线;在带宽的理论值与扩充性上,Cable技术比ADSL高出数十倍,因此Cable Modem具有绝佳的宽带优势;Cable Modem本身不单纯是调制解调器,它集Modem、调谐器、加/解密设备、桥接器、网络接...
Fulfillment Speed Internet Connection Wireless Technology Item Condition Compatible Devices Customer Rating Retailer Special Offers AvailabilityCable Modem Phone(64)Uses external data. Price when purchased online ARRIS G18 AX1800 D3.1 Wi-Fi 6 Cable Modem Router Add Sponsored $17900current price $179.00...
Purpose: a kind of IP telephony system is arranged to be easily achieved an IP phone that a phone is located at one to an internet modem or an office replaces connecting phone to internet by an IP phone gate road by wiredly connecting. Construction: a kind of IP telephony system ...
Can I use a cable modem with a voice-over-IP (VoIP) phone service? Yes, many cable modems support VoIP phone services. These modems often come with built-in telephone ports or can be connected to a VoIP adapter. This allows you to make phone calls using your internet connection instead...
Modem-Router: A hybrid device containing both modem and router capabilities Coaxial Cable: A cord connecting a home's specialized cable socket to the modem Ethernet Cable: A cord connecting the router to devices for direct, wired access to the internet Wi-Fi Range Extender: A device that exten...
(Telecommunications) the supply to a customer by one provider of telephone, internet, and television services Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014 ...
DSL.(modem product analysis) Addresses the variations in Internet access connections. Differences between cable and digital subscriber lines (DSL); Competition between telephone compa... F Mcguinness 被引量: 0发表: 0年 Cable vs. DSL - Competing IT Innovations and Lock-in from the customer's ...
IP phone:Cable Modem的传输协议采用IP,增加一定的软件和硬件可以实现电话业务。目前,新的Cable Modem标准中就准备加进IP Phone的内容。 DTV(Digital TV:数字电视):在Cable Modem系统中,物理层的数字调制与解调技术符合DVB标准,只需在有线电视前端和用户端增加视频编解码设备。这样可以使得Cable Modem具有多功能的...
Spectrum Internet® Gig + Mobile $70* per month for 1 year Internet Up to 1 Gig* Mobile Unlimited Mobile line included for 1 year. Free Internet modem + Antivirus Advanced WiFi** Complete control over network CONTRACT BUYOUT Up to $500^^ Spectrum Internet® Premier + Mobile...