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  2. eSIM - Wikipedia

    en.wikipedia.org/wiki/ESIM

    An eSIM is not removable. An eSIM ( embedded SIM ) is a form of SIM card that is embedded directly into a device as software installed onto a eUICC chip. First released in March 2016, eSIM is a global specification by the GSMA that enables remote SIM provisioning ; end-users can change mobile network operators without the need to physically ...

  3. SIM card - Wikipedia

    en.wikipedia.org/wiki/SIM_card

    A typical SIM card (mini-SIM with micro-SIM cutout) A SIM card or SIM (Subscriber Identity Module) is an integrated circuit (IC) intended to securely store an international mobile subscriber identity (IMSI) number and its related key, which are used to identify and authenticate subscribers on mobile telephone devices (such as mobile phones and laptops).

  4. Smart Communications - Wikipedia

    en.wikipedia.org/wiki/Smart_Communications

    Smart Communications Inc., commonly referred to as Smart, is a wholly owned wireless communications and digital services subsidiary of PLDT Inc., [1] a telecommunications and digital services provider based in the Philippines. [2] As of November 2023, it is currently the largest mobile network with 55.2 million subscribers. [3]

  5. Electronic reloading - Wikipedia

    en.wikipedia.org/wiki/Electronic_reloading

    Prepaid phone subscribers can top up their airtime balances via electronic reloading stations. These stations or retailers use a Retailer SIM card to top up prepaid credits on a subscriber's mobile phone. This SIM card functions similarly to commercially available prepaid SIM cards but with additional reloading/top-up functionality.

  6. SIM lock - Wikipedia

    en.wikipedia.org/wiki/SIM_lock

    While T-Mobile Germany told the court that they would unlock the iPhone after the contract, they were doing it voluntarily. [citation needed] While SIM locking is legal, a court ruled in 2012 that providers must clearly inform potential customers about the SIM lock. [36] As of 2015, usually only prepaid mobile phones are sold with a SIM lock.

  7. List of mobile network operators of the Americas - Wikipedia

    en.wikipedia.org/wiki/List_of_mobile_network...

    Download QR code; Print/export ... Smart [22] CdmaOne CDMA2000 1x ... as of March 2024, has 26.65 million subscribers in total, including prepaid and postpaid ...

  8. Telecommunications in Nepal - Wikipedia

    en.wikipedia.org/wiki/Telecommunications_in_Nepal

    2022 eSIM launched in Nepal for Ntc and Ncell; 2022 VoLTE launched in Ncell [7] 2021 VoLTE launched in Ntc [8] 2020 Ntc 4G coverage] reaches 77 districts [9] 2017 TDM phones to IP migration started in Nepal; 2017 Cellular 4G LTE starts in Nepal; 2011 Launching of GSM 3G Data Only Service; 2011 Launching of EasyPhone SIP PPP Service

  9. Mobile payment - Wikipedia

    en.wikipedia.org/wiki/Mobile_payment

    Users with a simple phone or without the app can still receive money if the phone number is registered in the internet bank. Like many other mobile payment system, its main obstacle is getting people to register and download the app, but it has managed to reach a critical mass and it has become part of everyday life for many Swedes.