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  2. Mobile phone signal - Wikipedia

    en.wikipedia.org/wiki/Mobile_phone_signal

    Generally, a strong mobile phone signal is more likely in an urban area, though these areas can also have some "dead zones", where no reception can be obtained. Cellular signals are designed to be resistant to multipath reception, which is most likely to be caused by the blocking of a direct signal path by large buildings, such as high-rise towers.

  3. Dead zone - Wikipedia

    en.wikipedia.org/wiki/Dead_zone

    Dead zone (cell phone), an area where cell phones cannot transmit to a nearby cell site; Dead zone (ecology), low-oxygen areas in the world's oceans; Dead band, the region of insensitivity of a system

  4. Deadband - Wikipedia

    en.wikipedia.org/wiki/Deadband

    Deadband is the period of dead-state of a system. A deadband or dead-band (also known as a dead zone or a neutral zone) is a band of input values in the domain of a transfer function in a control system or signal processing system where the output is zero (the output is 'dead' - no action occurs).

  5. York looks to tackle cell phone dead zones: Will streetlight ...

    www.aol.com/york-looks-tackle-cell-phone...

    Town officials say they have a solution to York’s widespread problem with cell service dead zones, which can be implemented anywhere there is a light on a telephone pole.

  6. SpaceX’s Starlink Partners With T-Mobile to Eliminate ... - AOL

    www.aol.com/spacex-starlink-partners-t-mobile...

    SpaceX founder Elon Musk and T-Mobile CEO Mike Sievert announced a joint plan -- Coverage Above and Beyond -- to eliminate mobile dead zones, by leveraging SpaceX's Starlink constellation of...

  7. Dead zone fire sparks officials and residents to demand action

    www.aol.com/dead-zone-fire-sparks-officials...

    Schumer publicly called on Verizon to investigate and fix the "dead zone" where phone service drops. On Thursday, a fire broke out behind Ridgewood Plaza, damaging a number of businesses.

  8. Faraday cage - Wikipedia

    en.wikipedia.org/wiki/Faraday_cage

    Elevators and other rooms with metallic conducting frames and walls simulate a Faraday cage effect, leading to a loss of signal and "dead zones" for users of cellular phones, radios, and other electronic devices that require external electromagnetic signals. During training, firefighters and other first responders are cautioned that their two ...

  9. List of iPhone models - Wikipedia

    en.wikipedia.org/wiki/List_of_iPhone_models

    The iPhone, developed by Apple Inc., is a line of smartphones that combine a mobile phone, digital camera, personal computer, and music player into one device. Introduced by then-CEO Steve Jobs on January 9, 2007, the iPhone revolutionized the mobile phone industry with its multi-touch interface and lack of physical keyboard. Over the years ...