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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 .
However, the support may be limited only to certain phones – for example, LG released its bootloader unlock tool only for certain models of its phones. [47] Also, a manufacturer could discontinue bootloader unlocking support, as was the case with LG [ 48 ] and Huawei .
The Samsung Galaxy J2 Prime (also known as Galaxy J2 Ace, Galaxy Grand Prime or Galaxy Grand Prime Plus) [2] [3] [4] is an Android-based smartphone manufactured by Samsung Electronics. It was unveiled and released in November 2016. [1] This phone was never being sold officially in North America, Western and Central Europe, Japan, South Korea ...
The Samsung Galaxy J3 Prime (also known as Galaxy J3 Emerge, Galaxy J3 Eclipse, Galaxy Express Prime 2, Galaxy Amp Prime 2, and Galaxy J3 Luna Pro) is an Android smartphone manufactured by Samsung Electronics and was released in January 2017. [2] [3] It is mainly used as branded phone by mobile carriers. [1]
Thomas Haug (first GSM president) and Philippe Dupuis (second GSM president) during a GSM meeting in Belgium, April 1992. In 1983, work began to develop a European standard for digital cellular voice telecommunications when the European Conference of Postal and Telecommunications Administrations (CEPT) set up the Groupe Spécial Mobile (GSM) committee and later provided a permanent technical ...
The choice of table for a given message is selected in the User Data Header section of an SMS message and can be specified for the whole text (a Locking shift table replacing standard GSM 7-bit default alphabet table) or a single character (Single shift table replacing the GSM 7-bit default alphabet extension table).
It is likely to be used between a car kit and a mobile phone to: allow the car kit to display the name of the incoming caller; allow the car kit to download the phone book so the user can initiate a call from the car display. The profile consists of two roles:
The first Windows 10 Mobile build was rolled out on February 12, 2015, as part of the Windows Insider Program to a subset of mobile devices running Windows Phone 8 and 8.1. As with the desktop editions of Windows 10, this initial release was codenamed "Threshold", it was part of both the "Threshold 1" and "Threshold 2" development cycles.