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Consumer Demand Drives Development Of New DSL Technology
any Companies are making much standard copper telephone
the investment to meet wire.
consumer demand for better
and faster broadband internet DSL was originally designed to be
service. New technologies are used over just such lines with
emerging that may soon put more the aid of line filtering, and
zoom in your Internet connection has for the most part done its
job very effectively. But with
With ever growing demand for the increase in demand for high
better and faster access to the speed access, companies are
internet by consumers, major finding it difficult to supply
technology companies are rushing the increases in speed and
to develop new technologies to reliability that consumers are
meet these demands. But there demanding. One of the major
have been problems along the way. limitations of DSL is travel
distance. DSL looses speed and
One of the first problems to be reliability the further away from
considered in developing new the companies switching or
technology is the current exchange center. At the exchange,
infrastructure or currently a digital subscriber line access
available equipment on which multiplexer (DSLAM) terminates
broadband services are supplied. the DSL circuits and aggregates
Most all DSL service in the world them, where they are handed off
travels over standard phone line, onto other networking transports.
which in most cases has been in Ideally users need to be within
place for many years. The lines 15,000 feet from the DSLAM
are basically straight copper, in server, using current copper line
some cases there may be somewhat technology.
newer twisted pair copper lines,
but none the less still pretty Other transport systems in many
cases may well be fiber-optic could be transmitted effectively
lines that can handle thousands over a single digital subscriber
of times more bandwidth then can line. It also helped local
standard copper transmission companies stream line their
lines. As companies upgrade services while adding to the
systems, and more and more DSLAM effectiveness of DSL service over
terminals are supplied with all. VoIP or Voice over Internet
fiber-optic access. DSL service Protocol was born of this new
to consumers will get better. The technology, as was on demand or
hope is of one day having fiber live streaming video for the
optic lines in place completely consumer
up to consumer use points, or in
the home. To have a fiber optic There are several competing forms
infrastructure in place would of DSL, each adapted to specific
open up vastly improved network needs in the marketplace. Some
connection abilities, but it forms of DSL are widely used
isn’t something that will happen standards and some are
any time soon. Upgrading systems proprietary. Due to existing
will take many years. infrastructure not all are
available in all places. Each
In 2004 a technology was standard has its own unique
developed by Texas Instruments equipment and protocol
that helped the world leap ahead requirements. ADSL or Asymmetric
onto the internet superhighway. Digital Subscriber Line is the
The technology called Uni-DSL most common type in use today.
which means “One DSL for Other types include SDSL or
universal service” brought new Symmetric DSL and VDSL referred
elements to the world of DSL. to as Very High-Bit-Rate DSL.
Uni-DSL made it possible to add Both ADSL and VDSL have new
voice and video to data that technology associated with them
that change their nomenclature come to center stage and is a
slightly to ADSL2+ and VDSL2. large part of what is driving
These two technologies are both today’s research and development.
in use and are being further
developed. Depending on who you But with every change, time is
talk to, ADSL2+ is the best for needed for it to filter into
users with distances further then point of use. Every new protocol
3,000 feet from the DSLAM center demands change in every aspect of
and VDSL2 for those in the short how Broadband access is delivered
run distances. to the consumer. From the program
that needs to be written that
The focus now seems to be on the will accommodate the new setups,
upstream side of Broadband the machinery that handles every
access. With more and more people aspect of the physical delivery
working from home, and more system, to the modem you have
families communicating over the that connects your computer to
internet, it doesn’t take long to the internet. Everything needs to
realize that although down stream work together.
speeds might be great, upstream
or uploading information is still What will tomorrow bring for
not meeting the consumer demand consumers in the way of Broadband
level. access? Only tomorrow will tell.
Some believe that we may have
If you have every tried to share reached the limit of speed that
a video from a camcorder with can be achieved using existing
family members across the infrastructure and until new
internet, you have probably fiber-optic lines are more
noticed that it still isn’t as readily available that speeds
easy as you might like. The won’t improve much. Yet new ideas
demand for upstream bandwidth has and technology are still being
developed to help bring better the goal of fiber-optic lines in
internet access to the world over every home becomes more of a
existing infrastructure. reality for us all.
Will there be fiber-optic lines So is the DSL connection that you
in every home soon? Someday, most have now as fast as it will get?
likely, but not in the very near Today, maybe yes, but most
future. At present it just isn’t assuredly the future will improve
cost effective for companies to it, and who knows, tomorrow may
implement the kind of changes be the day.
needed to upgrade everyone to the More DSL information at latest and greatest types of DSL href="http://myfreedomdsl.com"
systems, but slowly as new title="http://myfreedomdsl.com"
systems are built and upgrades target="_blank">are made, where possible, color="#001000"
fiber-optic cables are being put size="-2">http://myfreedomdsl.com
in place. With each upgrade, with
each new system structure built,
About the Author:
Scott Best is a freelance author in association with http://myfreedomdsl.com You can see more of Scott Best’s articles in the archive at http://myfreedomdsl.com/newsletters//
Read more articles by: Scott Best
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