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  2. Problematic smartphone use - Wikipedia

    en.wikipedia.org/wiki/Problematic_smartphone_use

    Problematic smartphone use is psychological or behavioral dependence on cell phones. It is closely related to other forms of digital media overuse such as social media addiction or internet addiction disorder. Commonly known as " smartphone addiction ", the term "problematic smartphone use" was proposed by researchers to describe similar ...

  3. List of mobile phone brands by country - Wikipedia

    en.wikipedia.org/wiki/List_of_mobile_phone...

    Germany. AEG. BenQ Mobile. Bankruptcy in 2006, defunct in 2007. Grundig Mobile. Hagenuk Telecom GmbH. insolvency in 1997, mobile phone development and manufacturing business acquired by Telital in 1998 [9] Siemens Mobile. Acquired by BenQ Corporation in 2005 to form BenQ Mobile.

  4. History of mobile phones - Wikipedia

    en.wikipedia.org/wiki/History_of_mobile_phones

    Enabling technology for mobile phones was first developed in the 1940s but it was not until the mid-1980s that they became widely available. By 2011, it was estimated in Britain that more calls were made using mobile phones than wired devices. [1] The history of mobile phones covers mobile communication devices that connect wirelessly to the ...

  5. Best and Worst Cell Phones: GoodGuide's Exclusive Ratings - AOL

    www.aol.com/news/2011-02-14-best-and-worst-cell...

    Nokia ranks best among 16 brands of cell phones rated by GoodGuide, while BlackBerry was rated the worst. The ratings were released exclusively to. EDITOR'S NOTE: This story has been updated ...

  6. Scientists Determine Once and for all If Cell Phones Cause ...

    www.aol.com/lifestyle/scientists-determine-once...

    September 15, 2024 at 8:30 AM. A new review of previous research determines if cell phone radiation causes brain cancer. The review concludes that radiation from cell phones is not likely to ...

  7. Criticism of Huawei - Wikipedia

    en.wikipedia.org/wiki/Criticism_of_Huawei

    Criticism of Huawei. The Chinese multinational information technology and consumer electronics company Huawei has faced numerous criticisms for various aspects of its operations, particularly in regards to cybersecurity, intellectual property, and human rights violations. Huawei has faced allegations, primarily from the United States and its ...

  8. Schools across U.S. restrict cellphones as students return to ...

    www.aol.com/schools-across-u-restrict-cellphones...

    Virginia's Gov. Glenn Youngkin issued an executive order in the state that requires districts to limit or ban cell phones by Jan. 1, even though many are already piloting programs. He told CBS ...

  9. Martin Cooper (inventor) - Wikipedia

    en.wikipedia.org/wiki/Martin_Cooper_(inventor)

    Martin Cooper (inventor) Martin Cooper (born December 26, 1928) is an American engineer. He is a pioneer in the wireless communications industry, especially in radio spectrum management, with eleven patents in the field. [2][3] On April 3, 1973, he placed the first public call from a handheld portable cell phone while working at Motorola, from ...

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