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Technically, it is a modem because it must modulate data to transmit it over the cable network, and it must demodulate data from the cable network to receive it. It implements an Ethernet PHY on its LAN interface, and a DOCSIS-defined cable-specific PHY on its HFC cable interface. The term cable modem refers to this
They are not a modem, [disputed – discuss] although they perform a similar function and are sometimes referred to as a modem. Fiber optic systems can use quadrature amplitude modulation to maximize throughput. 16QAM uses a 16-point constellation to send four bits per symbol, with speeds on the order of 200 or 400 gigabits per second.
In telecommunications, broadband or high speed is the wide-bandwidth data transmission that exploits signals at a wide spread of frequencies or several different simultaneous frequencies, and is used in fast Internet access. The transmission medium can be coaxial cable, optical fiber, wireless Internet , twisted pair cable, or satellite.
Telecom Italia, which refused to take part in the Fiber for Italy initiative, had an even more ambitious plan to bring fiber-to-the-home and fiber-to-the-business to 138 cities by 2018. [23] By the end of December 2010, the total number of fiber-to-the-home enabled homes had passed 2.5 million, with more than 348,000 subscribers.
Its internet plans start at $35 a month, and you can choose from 5G Home Internet, LTE Home Internet and Fios Internet — a 100% fiber-optic network available in the mid-Atlantic and New England ...
Some wireless routers come with either xDSL modem, DOCSIS modem, LTE modem, or fiber optic modem integrated. The Wi-Fi clone button simplifies Wi-Fi configuration and builds a seamless unified home network, enabling Super Range Extension, which means it can automatically copy the SSID and Password of your router. [4]