User Manual
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3.14 3G Phone Communication Function
The full name of 3G is 3rd Generation which refers to the
third-generation digital communications. The rst generation of digital
mobile phones came out in 1995, which could only make voice calls;
appeared in 1996-1997, the second-generation digital mobile phone can
receive data, such as receive E-mail or webpage; the main distinction
between the third generation of mobile phones and the rst two
generations is the improvement on speed of voice and data transmission.
It can deal with images, music, video streaming and other forms of media,
including web browsing, conference calls, e-commerce and other
information services.
MT7 tablet is a quad-core tablet which supports dual cards dual standby
and two call communication bands: WCDMA (2100MHz/850MHz) and
GSM (850MHz/900MHz/1800MHz/1900MHz). The two SIM cards can be
online at the same time, which enable end users making calls and surng
the internet as well. Being so convenient and quick, MT7 tablet meets
more and more end users’ needs.
WCDMA(Europe and
Japan),CIMA2000(America)
and TD-SCDMA(China) are
the major technologies of 3G,
its feature is supporting
high-speed broadband data
transmission.
The transmission speed is less
than 2M/s.
Simulative mobile
network has been
eliminated.
The Major technology is GSM.
Its Feature is with core of
digital voice transmission
technology, 2G can achieve
data transmission with low
velocity.
The transmission speed is less
than 9.6k/s
1G
2G
3G