Search results
Results from the WOW.Com Content Network
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).
SIM Application Toolkit (STK) is a standard of the GSM system which enables the subscriber identity module (SIM card) to initiate actions which can be used for various value-added services. [1] Similar standards exist for other network and card systems, with the USIM Application Toolkit (USAT) for USIMs used by newer-generation networks being ...
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
OTASP is sometimes called over-the-air activation or over-the-air bootstrapping. The alternative to OTA bootstrapping is SIM bootstrapping, where the phone reads the network settings stored on a SIM card. SIM bootstrapping has limitations: settings stored on a SIM card may become stale between the time the SIM is manufactured and the time it is ...
TPG was renamed to TPG Corporation Limited and delisted from Australian Securities Exchange, with Vodafone Hutchison taking on the TPG Telecom name. [5] TPG provide five ranges of products and services including Internet access, networking, OEM services, mobile phone service and accounting software.
It became Japan's third-largest mobile operator and was the first one to introduce camera phones in Japan. Vodafone then went on to acquire J-phone. [105] In December 2002 J-Phone's 3G network went live. On 1 October 2003, J-Phone became 'Vodafone Japan', and J-Phone's mobile internet service J-Sky became Vodafone Live!.
A SIM lock, simlock, network lock, carrier lock or (master) subsidy lock is a technical restriction built into GSM and CDMA [1] mobile phones by mobile phone manufacturers for use by service providers to restrict the use of these phones to specific countries and/or networks.
A physical SIM can be transferred from a broken to a working phone. [34] The eSIM, which allows communications to be made and charged to the account-holder, cannot be removed if having the phone repaired, or lending it to someone. eSIM accounts must be deleted or transferred from a phone when it is sold or disposed.