When.com Web Search

  1. Ads

    related to: gsm world cell phone coverage in arkansas map view

Search results

  1. Results From The WOW.Com Content Network
  2. Coverage (telecommunication) - Wikipedia

    en.wikipedia.org/wiki/Coverage_(telecommunication)

    When the user goes to a covered area, the noticer ceases beeping. Similarly coverage maps are often used to visualize coverage, these are produced by networks themselves as well as independent companies. Coverage noticers can be integrated in a mobile phone also and several apps exist to show coverage maps on devices, including OpenSignal.

  3. List of CDMA2000 networks - Wikipedia

    en.wikipedia.org/wiki/List_of_CDMA2000_networks

    Operator acquired by T-Mobile. Sprint (incl. Open Mobile) United States Puerto Rico U.S. Virgin Islands: CDMA2000 1xRTT, EV-DO Rev. A 800 (BC10) 1900 Aug 2002: Mar 2022 [174] [175] [176] Operator acquired by T-Mobile. UScellular United States: CDMA2000 1xRTT, EV-DO Rev. A 800 / 1900 Oct 2002 Jan 2024 [177] [178] [179] Gradual EV-DO shut down ...

  4. Coverage map - Wikipedia

    en.wikipedia.org/wiki/Coverage_map

    Traditional coverage maps are based on models, constructed from readings taken by dedicated network testers. This often means that coverage maps show the theoretical capacity of the network rather than its real-world performance. In recent years companies such as OpenSignal and Sensorly have emerged that provide coverage maps based on ...

  5. List of mobile network operators in the United States

    en.wikipedia.org/wiki/List_of_mobile_network...

    Big Sky Mobile: GSM: EDGE: Unknown: 2017: Sold spectrum licenses to AT&T and T-Mobile and exited the business. [41] Blaze Wireless: GSM, UMTS: EDGE, HSPA+, LTE: Unknown: December 2019: Parent company, Pinpoint Communications, discontinued cellular service and spectrum leases through Viaero Wireless were cancelled. Blue Wireless: CDMA2000: EV-DO ...

  6. Comparison of mobile phone standards - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_mobile_phone...

    Unlimited cell size, low transmitter power permits large cells Very low density Soft No EVDO / Yes SVDO [2] 3G: W-CDMA: UMTS (3GSM) Digital: 2001 Worldwide SIM card: None Smaller cells and lower indoors coverage on 2100 MHz; equivalent coverage indoors and superior range to GSM on 850/900 MHz. Very low density Soft Yes [3] 4G: OFDMA: LTE ...

  7. Cellular frequencies - Wikipedia

    en.wikipedia.org/wiki/Cellular_frequencies

    In Russia and some other countries, local carriers received licenses for 450 MHz frequency to provide CDMA mobile coverage area. Many GSM phones support three bands (900/1,800/1,900 MHz or 850/1,800/1,900 MHz) or four bands (850/900/1,800/1,900 MHz), and are usually referred to as tri-band and quad-band phones, or world phones; with such a ...

  1. Ads

    related to: gsm world cell phone coverage in arkansas map view