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OpenBTS (Open Base Transceiver Station) is a software-based GSM access point, allowing standard GSM-compatible mobile phones to be used as SIP endpoints in Voice over IP (VoIP) networks. OpenBTS is open-source software developed and maintained by Range Networks .
Download QR code; Print/export Download as PDF; Printable version; In other projects ... Nov 2024: 15 MHz Dec 2014 6 MHz, 3,8 MHz, GSM: N/A - 5 MHz Mar 2019 4,8 MHz,
Cellular network standards and generation timeline. This is a comparison of standards of wireless networking technologies for devices such as mobile phones. A new generation of cellular standards has appeared approximately every tenth year since 1G systems were introduced in 1979 and the early to mid-1980s.
Described in more commercial terms, PCS is a generation of wireless cellular-phone technology, that combines a range of features and services surpassing those available in analogue- and first-generation digital-cellular phone systems, providing a user with an all-in-one wireless phone, paging, messaging, and data service. [3]
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However, these conditions do not hold for cellular modems. [1] As of 2019, all available mobile phones have a proprietary baseband chip (GSM module, cellular modem), [2] [3] [4] except for the Necuno, which has no such chip and communicates by peer-to-peer VOIP. [5] [6] The modem is usually integrated with the system-on-a-chip and the memory. [4]
AST SpaceMobile is a publicly traded satellite designer and manufacturer based in Midland, Texas, United States. [4] [5] The company is building the SpaceMobile satellite constellation, a space-based cellular broadband network that will allow existing, unmodified smartphones to connect to satellites in areas with coverage gaps. [6]
Independent operating systems are software collections that use their own software distribution, customised user interface (UI), software development kit (SDK) and application programming interface (API) (except billing API which is related only to the application store). There are 17 third-party mobile app distribution platforms currently on ...