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Robotic vacuum cleaner on a hardwood floor. A robotic vacuum cleaner, sometimes called a robovac or a roomba as a generic trademark, is an autonomous robotic vacuum cleaner which has a limited vacuum floor cleaning system combined with sensors and robotic drives with programmable controllers and cleaning routines.
Roomba is a term that refers to a series of autonomous robotic vacuum cleaners made by the company iRobot, and was first introduced in September 2002. [1] Roombas have a set of sensors which help them navigate the floor area of a home. These sensors can detect the presence of obstacles and steep drops (e.g., to avoid falling down stairs).
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.
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.
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.
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 ...
A "short haul modem" is a device that bridges the gap between leased-line and dial-up modems. Like a leased-line modem, they transmit over "bare" lines with no power or telco switching equipment, but are not intended for the same distances that leased lines can achieve.
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]