Cell-phone Network Technologies: 3G
3G technology is the latest in mobile
communications. 3G stands for "third generation"
-- this makes analog cellular technology
generation one and digital/PCS generation two.
3G technology is intended for the true
multimedia cell phone -- typically called
-- and features increased bandwidth and transfer
rates to accommodate Web-based applications and
phone-based audio and video files.
Sony Ericsson V800 3G phone
3G comprises several cellular access
technologies. The three most common ones as of
- based on 2G Code Division Multiple Access (see
- Wideband Code Division Multiple Access
- Time-division Synchronous Code-division
3G networks have potential transfer speeds of up
to 3 Mbps (about 15 seconds to download a
song). For comparison, the fastest 2G phones can
achieve up to 144Kbps (about 8 minutes to
download a 3-minute song). 3G's high data rates
are ideal for downloading information from the
Internet and sending and receiving large,
multimedia files. 3G phones are like
mini-laptops and can accommodate broadband
applications like video conferencing, receiving
streaming video from the Web, sending and
receiving faxes and instantly downloading e-mail
messages with attachments.
Of course, none of this would be possible
without those soaring towers that carry
cell-phone signals from phone to phone.
3G is a cell phone network protocol.
to learn about
Learn how to protect yourself from harmful radiation
emitted by your cell phone.
Click on the picture below.
| || |
for 3 months, absolutely RISK-FREE
If you do not feel Q-Link
improves your focus, energy, or well-being, simply return it for a full
have 30 day refund.