phones and tablets. GSM is also a trade mark owned by the GSM Association. "GSM" may also refer to the voice codec initially used in GSM. It was first implemented...

T-GSM is Trunking-GSM. CALA: Canada, US, Caribbean, and Latin America NAR: North American Region P-GSM is the standard or primary GSM-900 band E-GSM is...

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

typically transmitted over cellular networks. Developed as part of the GSM standards, and based on the SS7 signalling protocol, SMS rolled out on digital...

In mobile telephony GSM 03.38 or 3GPP 23.038 is a character encoding used in GSM networks for SMS (Short Message Service), CB (Cell Broadcast) and USSD...

1979 and the early to mid-1980s. Global System for Mobile Communications (GSM, around 80–85% market share) and IS-95 (around 10–15% market share) were...

A GSM module is a device that allows electronic devices to communicate with each other over the GSM network. GSM is a standard for digital cellular communications...

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

GSM is the Global System for Mobile communications, a standard for networking mobile devices such as mobile telephones. GSM may also refer to: GSM London...

holding company was based in Bonn, Germany, and its subsidiaries operated GSM-, UMTS- and LTE-based cellular networks in Europe, the United States, Puerto...

Enhanced Data rates for GSM Evolution (EDGE), also known as 2.75G, Enhanced GPRS (EGPRS), IMT Single Carrier (IMT-SC), and Enhanced Data rates for Global...

by the European Telecommunications Standards Institute (ETSI) under the GSM standard, which became the first globally adopted framework for mobile communications...

GSM Nation was an on-line phone retailer and wholesaler based in the United States. It was founded in 2010 by Ahmed Khattak and Junaid Shams with support...

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

Green and Smart Mobility JSC (GSM; Vietnamese: Công ty Cổ phần Di chuyển Xanh và Thông minh), operating as Xanh SM (lit. 'Green SM' or 'Cyan SM', stylized...

the GSM was used by over 5 billion people in over 220 countries. The GSM (2G) has evolved into 3G, 4G and 5G. The standardization body for GSM started...

Telecommunications System (UMTS) is a 3G mobile cellular system for networks based on the GSM standard. Developed and maintained by the 3GPP (3rd Generation Partnership...

Communications GSM services: Supplementary Services Vertical service code GSM USSD codes - Unstructured Supplementary Service Data: list of standard GSM codes...

protected using a PIN code to prevent unauthorized use. SIMs are always used on GSM phones; for CDMA phones, they are needed only for LTE-capable handsets. SIM...

Network switching subsystem (NSS) (or GSM core network) is the component of a GSM system that carries out call out and mobility management functions for...

known as North-West GSM, is the second largest mobile phone operator and the third largest telecom operator in Russia. It works in the GSM, UMTS and LTE standard...

Enhanced Full Rate or EFR or GSM-EFR or GSM 06.60 is a speech coding standard that was developed in order to improve the quality of GSM. Enhanced Full Rate was...

GSM 03.40 or 3GPP TS 23.040 is a mobile telephony standard describing the format of the Transfer Protocol Data Units (TPDU) part of the Short Message...

Half Rate (HR or GSM-HR or GSM 06.20) is a speech coding system for GSM, developed in the early 1990s. Since the codec, operating at 5.6 kbit/s, requires...

a mobile phone company in Venezuela, and the country's first to deploy a GSM network and to establish a per second charging scheme. Early in 2007, Digitel...

In communications, Circuit Switched Data (CSD) (also named GSM data) is the original form of data transmission developed for the time-division multiple...

Rate (FR), also known as GSM-FR or GSM 06.10 (sometimes simply GSM), was the first digital speech coding standard used in the GSM digital mobile phone system...

GSM procedures are sets of steps performed by the GSM network and devices on it in order for the network to function. GSM (Global System for Mobile Communications)...

Telenor, Pannon and Pannon GSM) is the second largest mobile phone operator in Hungary. Yettel Hungary Ltd. was founded as Pannon GSM Telecommunications Ltd...

Wireless. It carried out AMPS services until 2004 when the company switched to GSM technology. Paktel offered only mobile telephony service to its 2 million...