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  2. SMATV - Wikipedia

    en.wikipedia.org/wiki/SMATV

    A SMATV headend is used to receive and rebroadcast satellite television channels throughout a property from a single satellite feed. [4] The system consists of a master antenna and a matching transformer to match the balanced antenna with unbalanced cable and amplifiers. [5] Most antennas have an impedance of around 300 Ω.

  3. Cable television headend - Wikipedia

    en.wikipedia.org/wiki/Cable_television_headend

    A standard rack-mount headend. Once a television signal is received, it must be processed. For digital satellite TV signals, a dedicated commercial satellite receiver is needed for each channel that is to be distributed by the cable system; these are usually rack-mountable receivers that are designed to take up less space than consumer receivers.

  4. OnStar - Wikipedia

    en.wikipedia.org/wiki/OnStar

    OnStar was formed in 1996 as a collaboration between GM, Electronic Data Systems and Hughes Electronics Corporation.Each of the founding companies brought a specific area of expertise to the enterprise: GM brought vehicle design and integration and a distribution system of millions of vehicles, EDS brought much of the systems development and information management and customer service ...

  5. I tried Walmart's $15 AirTag alternative, the Onn Item ... - AOL

    www.aol.com/lifestyle/onn-item-tracker-review...

    Thinking perhaps it came with a faulty battery (it happens), I popped open the case (using a flathead screwdriver, just like opening a car key fob) and swapped in a new CR2032. Same result ...

  6. HomeLink Wireless Control System - Wikipedia

    en.wikipedia.org/wiki/HomeLink_Wireless_Control...

    HomeLink won the Automotive News PACE Award in 1997, for supplying automotive technology to improve consumer interaction between the car and the home. [2] By 2003, it had been installed on over 20,000,000 automobiles. [3] Originally supplied by Johnson Controls, the HomeLink product line was sold to Gentex in 2013. [4]

  7. Smart antenna - Wikipedia

    en.wikipedia.org/wiki/Smart_antenna

    Smart antennas (also known as adaptive array antennas, digital antenna arrays, multiple antennas and, recently, MIMO) are antenna arrays with smart signal processing algorithms used to identify spatial signal signatures such as the direction of arrival (DOA) of the signal, and use them to calculate beamforming vectors which are used to track and locate the antenna beam on the mobile/target.