enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. SIM lock - Wikipedia

    en.wikipedia.org/wiki/SIM_lock

    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.

  3. Personal unblocking key - Wikipedia

    en.wikipedia.org/wiki/Personal_unblocking_key

    After switching on the phone, if the PIN security function is active, the user is required to enter a 4-8 digit PIN to unlock the SIM card and connect to the mobile network. Without this, functions such as phone calls (except for emergency calls), text messages and mobile data will not be available.

  4. Bootloader unlocking - Wikipedia

    en.wikipedia.org/wiki/Bootloader_unlocking

    Unlocking the bootloader allows installing and running unsigned code on a device, including user customized software. Operating outside the manufacturer specification might usually result in voiding any warranties and may make the device susceptible to data theft, as the integrity of the operating system (as intended by the manufacturer) can no longer be guaranteed. [1]

  5. iOS jailbreaking - Wikipedia

    en.wikipedia.org/wiki/IOS_jailbreaking

    This includes the iPhone 4S, iPhone 4, iPhone 3GS, and iPhone 3G models. An example of unlocking an iPhone through a Jailbreak utility would be Redsn0w. Through this software, iPhone users will be able to create a custom IPSW and unlock their device. Moreover, during the unlocking process, there are options to install Cydia the iPad baseband.

  6. SIM Application Toolkit - Wikipedia

    en.wikipedia.org/wiki/SIM_Application_Toolkit

    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 ...

  7. Cell Phone Freedom Act - Wikipedia

    en.wikipedia.org/wiki/Cell_Phone_Freedom_Act

    The Cell Phone Freedom Act (formally An Act respecting the locking of cellular telephones) was a private member's bill proposed twice to the Parliament of Canada which would have required mobile phone providers remove the SIM lock from devices once a customer reaches the end of their contract.

  8. 4G connectivity in Australia - Wikipedia

    en.wikipedia.org/wiki/4G_connectivity_in_Australia

    In September 2014, Optus launched LTE Carrier Aggregation in Sydney, Melbourne, Brisbane and Adelaide. Optus markets LTE Carrier Aggregation as "4G Plus". Optus combines two 20 MHz channels of 2.3 GHz spectrum. [6] In Brisbane, Optus has up to 4CA band combinations using Band 1, 3, 7, 28 and the total bandwidth is 55 MHz.

  9. GSM - Wikipedia

    en.wikipedia.org/wiki/GSM

    A nano sim used in mobile phones. One of the key features of GSM is the Subscriber Identity Module, commonly known as a SIM card. The SIM is a detachable smart card [3] containing a user's subscription information and phone book. This allows users to retain their information after switching handsets.