GSM

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GSM

GSM (Global System for Mobile communications) is a standard developed by the European Telecommunications Standards Institute (ETSI) to describe the protocols for second-generation digital cellular networks used by mobile devices such as tablets, first deployed in Finland in December 1991. As of 2014, it has become the global standard for mobile communications – with over 90% market share, operating in over 193 countries and territories.2G networks developed as a replacement for first generation (1G) analog cellular networks, and the GSM standard originally described as a digital, circuit-switched network optimized for full duplex voice telephony.

GSM-R

GSM-R, Global System for Mobile Communications – Railway or GSM-Railway is an international wireless communications standard for railway communication and applications.

GSM 03.38

In mobile telephony GSM 03.38 or 3GPP 23.038 is a character set used in the Short Message Service of GSM based cell phones.

GSM frequency bands

GSM frequency bands or frequency ranges are the cellular frequencies designated by the ITU for the operation of GSM mobile phones and other mobile devices.

GSM services

Global System for Mobile Communications (GSM) services are a standard collection of applications and features available to mobile phone subscribers all over the world.

GSM 03.40

GSM 03.40 or 3GPP TS 23.040 is a mobile telephony standard describing the format of the Transfer Protocol Data Units (TPDU) of the Short Message Transfer Protocol (SM-TP) used in the GSM networks to carry Short Messages.

GSMA

The GSM Association (commonly referred to as 'the GSMA' or Global System for Mobile Communications, originally Groupe Spécial Mobile) is an originally-European trade body that represents the interests of mobile network operators worldwide.

GSM Radio Frequency optimization

GSM radio frequency optimization (GSM RF optimisation) is the optimization of GSM radio frequencies. GSM network consist of different cells and each cell transmit signals to and receive signals from the mobile station, for proper working of base station many parameters are defined before functioning the base station such as the coverage area of a cell depends on different factors including the transmitting power of the base station, obstructing buildings in cells, height of the base station and location of base station.

GSM London

GSM London (formerly Greenwich School of Management (GSoM)) is a private provider of higher education based in Greenwich, south-east London, and also Greenford, west London.

Gsmprjct°

GSM Project is a Montreal-based group specialized in the design and production of thematic installations and exhibitions mainly for museums.