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Cable modem termination system. A cable modem termination system (CMTS, also called a CMTS Edge Router) [1] is a piece of equipment, typically located in a cable company's headend or hubsite, which is used to provide data services, such as cable Internet or Voice over IP, to cable subscribers.
An optical isolator is a two-port passive component that allows light (in a given wavelength range) to pass through with low attenuation in one direction, while isolating (providing a high attenuation for) light propagating in the reverse direction. Isolators are used as both integral and in-line components in laser diode modules and optical ...
Comcast Cable Communications, LLC, doing business as Xfinity, is an American telecommunications business segment and division of the Comcast Corporation.It is used to market consumer cable television, internet, telephone, and wireless services provided by the company.
Note: While ITU-T Recommendation J.112 Annex B corresponds to DOCSIS/EuroDOCSIS 1.1, Annex A describes an earlier European cable modem system ("DVB EuroModem") based on ATM transmission standards. Annex C describes a variant of DOCSIS 1.1 that is designed to operate in Japanese cable systems.
Brian L. Roberts. Comcast is described as a family business. [20] Brian L. Roberts, its chairman and CEO, is the son of founder Ralph J. Roberts (1920–2015). Roberts owns or controls about 1% of all Comcast shares but all of the Class B supervoting shares, giving him an "undilutable 33% voting power over the company". [21]
In many cases, digital cable telephone service is separate from cable modem service being offered by many cable companies and does not rely on Internet Protocol (IP) traffic or the Internet. Traditional cable television providers and traditional telecommunication companies increasingly compete in providing voice, video and data services to ...
Roomba 805 on its charging dock. Roomba is an automated vacuum cleaning robot first released in 2002. Roomba is powered by a rechargeable battery, and many models are available with a docking station to which the robot returns to recharge at the end of its cleaning cycle. They work in conjunction with accessories that use both IR and RF.
Comcast scored in the bottom 5 for each region of the United States, including 10th in the East Region. [6] One of the largest internet based consumer-review services, Rateitall.com reports the average consumer review of Comcast as 1.6 out of 5 stars, based on a total of 511 reviews to date (2014). [7]