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The international mobile subscriber identity (IMSI; / ˈ ɪ m z iː /) is a number that uniquely identifies every user of a cellular network. [1] It is stored as a 64-bit field and is sent by the mobile device to the network.
Rank Operator Technology Subscribers (in millions) Ownership 1: BTC: GSM-850/1900 (GPRS, EDGE) 850 MHz UMTS, HSPA+ 700 MHz LTE: 0.31 [15] (March 2017): Liberty Latin America [2] (49% of ownership, 51% of voting rights), [14]
Algar Telecom, headquartered in Uberlândia - State of Minas Gerais, is one of the companies of Grupo Algar and was founded with the name CTBC - Companhia Telefônica da Borda do Campo on February 15, 1954, by Alexandrino Garcia, who acquired Companhia Telefônica Teixeirinha. [1]
On 8 August 2012, TIM Brasil became involved in a scandal, due to a report release by the Brazilian National Telecommunications Agency (Anatel). [7] The report pointed out that on TIM's prepaid voice plan (24.7% market share), called "Infinity" (in which the user pays roughly US$0.12 for each unlimited time call), calls were intentionally dropped by the company which forced customers to make ...
Claro was introduced in El Salvador, Honduras and Nicaragua in September 2006. in 2008, Claro introduced its satellite TV in El Salvador, also in Guatemala, replacing DirecTV El Salvador & Guatemala. Claro (formerly CTE Telecom) is a mobile and fixed phone, broadband and television service provider in El Salvador.
Claro Brasil is a mobile, satellite-television, fixed, and broadband telecommunications operator in Brazil. It was created in 2003 as a result of the union of six regional operators: Americel, ATL, BCP Telecomunicações, Claro Digital, & Tess Celular.
The LG Optimus 3D (or LG Thrill 4G in the USA) is a 3D-enabled Android 2.2 Froyo (Android 4.0 Ice Cream Sandwich upgradeable) 3D mobile device released on 7 July 2011 in the UK and advertised as the world's first full 3D mobile phone. [1] It has 512 MB of RAM and 8 GB of onboard storage, which can be expanded by up to 32 GB using a micro SDHC card.
14 Oi (formerly Brasil Telecom) 15 Vivo; 21 Claro (formerly Embratel) 23 Intelig Telecom; 25 GVT; 31 Oi (formerly Telemar) 41 TIM; 43 Sercomtel; 65 CGB Voip Informática e Comunicação; Area codes in Brazil are popularly known as "DDD codes" (códigos DDD) or simply "DDD", from the initials of "direct distance dialing" (discagem direta à ...