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Parent company, Pinpoint Communications, discontinued cellular service and spectrum leases through Viaero Wireless were cancelled. Blue Wireless: CDMA2000: EV-DO, LTE: Unknown: July 2020: Exited business and sold spectrum licenses to Verizon. [42] Bluegrass Cellular: CDMA2000: EV-DO, LTE: 0.210 (March 2021) [43] March 2021: Acquired by Verizon ...
Yes, 4G & 3G speeds depending on wireless plan [384] Yes, U.S. coverage also usable in Puerto Rico & U.S. Virgin Islands; coverage also provided in Canada & Mexico with 5 GB of LTE data (unlimited 128 kbit/s thereafter), network normal usage policies apply; [384] additional international calling, texting, and roaming packages available via call ...
At launch, Giffgaff's first product was a prepaid SIM card providing all standard 2G and 3G mobile phone services and charging on a pay-as-you-go basis. Following this, Giffgaff announced bundles of minutes, texts, and data, called "goodybags".
A coverage map may be produced to indicate the area in which a certain signal strength is delivered. [1] Even if it is 100% accurate (which it never is), a major factor on whether a signal is receivable depends very much on whether the receiving apparatus is sensitive enough to use a signal of that level.
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.
Professional wireless microphones used the 700 MHz band until 2010 when they were made illegal, but equipment still exists in use that may interfere with 3G and 4G technologies. [10] Due to immediate adjacency to channel 51 lower 700 MHz A block license holders were prohibited to use it within channel 51 station service areas.
RootMetrics (formerly Root Wireless) offers scientifically collected and crowdsourced mobile network performance information to consumers and the industry. [1] The firm captures user information by testing network performance when consumers are using their mobile phone for voice or data communications.
Mosaik Solutions (formerly American Roamer) [1] was a company that specializes in wireless coverage data and wireless coverage maps, based in Memphis, Tennessee before being acquired by Ookla. [ 2 ] The company collects and crowdsources carrier signal quality from major telecommunications providers or users who have its consumer or enterprise ...