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● LTE — Long Term Evolution. A set of enhancements to UMTS (moving toward 4G) that will provide
high throughput, low latency, plug and play and seamless connection to existing networks such as
GSM, cdmaOne, etc.
● MEID — Mobile Equipment IDentier. A globally unique number for a physical piece of mobile station
equipment.
● MSID — Mobile Station IDentier. A number for a mobile phone that identies that phone to the
network. These numbers are carrier specic.
● Network Technology — The technology on which a particular network provider’s system is built; such
as GSM, HSPA, CDMA, EDGE, and EVDO.
● Port — A virtual data connection used by programs to exchange data. It is the endpoint in a logical
connection. The port is specied by the port number.
● PUK code (Pin Unlock Key) — A PUK is required when you enter an incorrect PIN 3 times. After
entering the wrong PIN 3 times, the SIM card is disabled.
● Rev A — CDMA EV-DO Rev. A is a leading-edge wireless technology with higher data rates and higher
system capacity. It is a fully backward compatible standard and remains interoperable with deployed
EV-DO networks and devices around the world. The increased data rates on Rev. A’s physical layer
enable richer applications and services. For more information, visit www.cdg.org.
● SIM — Subscriber Identication Module. A SIM is a card containing identication information for the
subscriber and their account. The SIM card can be moved to dierent devices.
● SMS — Short Message Service. A service for sending short messages of up to 160 (224 in 5-bit mode)
characters to mobile devices. SMS is also known as text messaging.
● UI — User Interface. The part of a software application or hardware device that a user sees and
interacts with.
● USB — Universal Serial Bus. A connection type for computing device peripherals such as a printer,
mobile modem, etc. USB connectors may be used for data transfer or charging.
● USB Port Types — The USB ports on computers and hubs have a rectangular Type A socket, and
peripheral devices have a cable with a Type A plug. Peripherals that do not have an attached cable
have a square Type B socket on the device and a separate cable with a Type A and Type B plug. Ports
and connectors are available in dierent sizes (for example, standard, mini, and micro).
● WCDMA — Wideband Code-Division Multiple Access. A 3G mobile wireless technology that promises
much higher data speeds to mobile and portable wireless devices. Another name for UMTS.
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