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VX9400 117
extension of IS-95. Differences between
signaling types have to do with pilot signal
and links to provide more traffic channels,
and control protocols.
SMS Short Message Service is a service available
on most digital mobile phones to send
messages between phones or other devices.
Messages are routed a Short Message
Service Center (SMSC), which attempts to
send the message and, if unsuccessful,
possibly retry at a later time. Message delays
or message loss is possible, especially when
sending between networks. Users can
request delivery confirmation reports.
SSL Secure Sockets Layer Protocol used to
encrypt data sent over the air.
TTY Teletypewriter. An electromechanical
typewriter that either transmits or receives
messages coded in electrical signals. A
phone with TTY support is able to translate
typed characters to voice or translate voice
into characters to display on the TTY.
WMV Windows Media Video.
WMV is a video file format developed by
Microsoft which can be played by specific
players (such as MPlayer or Windows Media
Player).
VOD Video On Demand
VOD systems allow users to select and watch
video content over a network and either
"stream" content, allowing viewing while the
video is being downloaded, or "download" it in
which the program is bought in its entirety
before viewing starts. The user is provided
with added functionality including pause, fast
forward, fast rewind, etc.