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3GPP2 Mobile Video Format 3GPP and 3GPP2
are new worldwide standards for the creation, delivery, and
playback of multimedia over 3G mobile networks. Both 3GPP and 3GPP2
seek to provide uniform delivery of rich multimedia over 3G mobile
networks to a new breed of multimedia-enabled wireless devices.
Tailored to the unique requirements of mobile devices, 3GPP and
3GPP2 are based on MPEG-4, the standard for delivery of video and
audio over the Internet.
Difference between 3GPP and 3GPP2
3GPP, defined by a group of telecommunications standards bodies
called the 3rd Generation Partnership Project (3GPP), was created
for use on Global System for Mobile Communication (GSM) networks,
the most popular type of 3G network across the globe. 3GPP2 was
defined by a different group of telecommunications bodies called
3rd Generation Partnership Project 2 (3GPP2) for use on the second
most predominate type of 3G network, Code Division Multiple Access
(CDMA) 2000. The 3GPP and 3GPP2 formats are very similar, as both
are based on the QuickTime file format and contain MPEG-4 and H.263
video, AAC and AMR audio, and 3G Text. 3GPP2 adds the option to use
QCELP audio and Movie Fragments, a technology that allows
multimedia content to be delivered incrementally over standard TCP
wireless networks, providing a more immediate viewing experience
for the end user.
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