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Wireless Data Networking Technologies

Understand and Make the Most of a Wireless Network Connection with Us

Maybe you want a cellular wireless phone for your computing mobile needs. Not only can eAccess Solutions help you with your wireless network connection, but we can also assist you in understanding the technology that goes into meeting computing mobile requirements.

Wireless Data technologies in use today can be broken down into the three topologies listed below. These topologies can be used individually or, in some cases, networked together to provide the desired coverage. To get an idea of the network configurations, devices and area coverage, click on the technology to view more information. Need more information about a cellular wireless phone or other topics? Try our Wireless Glossary.
 

eAccess Wireless Data 101
A Simple Explanation of Where We Are Today

"eAccess is one of the few places that customers can get a true, unbiased comparison of network carriers because we work with them all!"

- David Bean, CEO eAccess Solutions, Inc.


To understand where wireless data is at and is going, you need to know a little bit about where we have been.  Here in the USA there are two competing standards.  The first is CDMA which evolved from the first analog cellular service ever offered.  The second is GSM which was the first digital cellular service offered.  GSM is by leaps and bounds the most accepted standard the world over so GSM data devices will work not only in the US but also in most countries overseas.  CDMA is is a technology that is primarily used in the USA only with very few exceptions.

Here is how the wireless carriers that eAccess partners with break out:

Cellular Provider

Cellular Technology

Cingular GSM
Nextel GSM/iDen
Sprint CDMA
T-Mobile GSM
Verizon CDMA

One of the first characteristics you may hear about wireless data is something like 2G or 3G and how that 3G is better. Let me explain what this means. The G referred to here is a generic term related to the generation of wireless that a carrier is offering. So there currently are 3 generations of wireless commonly referred to as 1G, 2G and 3G. Occasionally some vendors will refer to intermediate increases in performance as 2.5G.

This table explains what type of cellular data is applicable to the generation of wireless:

Generation CDMA Carriers CDMA Speed GSM Carriers GSM Speed
1G Analog (Discontinued) 19.2Kbps none N/A
2G 1xRTT 128Kbps GPRS 40Kbps
2.5G 1xRTT 128Kbps EDGE 160Kbps
3G EvDO 500-700Kbps UMTS (WCDMA) 2,000Kbps

The carriers have chosen quick phrases like 1xRTT, EvDO, GPRS, EDGE and UMTS to make it easy for a user to refer to the type of data services they offer. Here is a quick table with the meanings of those acronyms.  For more information check out our Wireless Glossary.

Abbreviation Meaning
GPRS General Packet Radio Service
EDGE Enhanced Data rates for GSM Evolution
1xRTT Single Carrier (1x) Radio Transmission Technology
EVDO Evolution Data Only, Evolution Data Optimized
UMTS Universal Mobile Telecommunications System

You now have a better idea what types of data services the carriers can offer. However each carrier has made their own decisions regarding what data services they offer. Here is a table of the current data offerings by carrier:

CDMA Carrier 2G Technology 3G Technology
Sprint 1xRTT EvDO
Verizon 1xRTT EvDO
     
GSM Carrier 2G Technology 3G Technology
Cingular GPRS, EDGE UMTS
Nextel GPRS n/a
T-Mobile GPRS, EDGE n/a

Now that you understand what the current carriers are offering, a detailed coverage analysis of areas that are of importance to you and your organization.  eAccess does a free detailed coverage analysis all the way down to street level and can have you up to speed on the best solutions for you in just a day or two. Contact your eAccess Sales Rep for more details on this free service.
 

What's the Difference Between PAN. WLAN and WAN Wireless Technologies?

PAN (Personal Area Network) - Infrared, Bluetooth
Infrared can be used to print or send files when the two devices are less than a few feet a part at speeds of over 115kbs.  Bluetooth is an emerging technology that will let you connect your mobile device to your cell or digital phone at speeds up to 720kbs when it is less than 10 meters away.
Wireless PAN explained
 

WLAN (Wireless Local Area Network) - Wireless Ethernet
Wireless Ethernet is comprised mainly today of the 802.11b standard that can connect you at speeds of up to 11mbs within a few hundred feet of the access point.  Recently 802.11a has become available and offers speeds up to 53mbs.  802.11g offers that same 53mbs speed but is also be backwards compatible with 802.11b technology. 

 

Wireless WLAN explained
WAN (Wide Area Network) - Wireless Data Network Subscriptions
Mobitex, DataTAC, AMPS, CDPD, iDEN, Reflex, CDMA, TDMA, GSM, GPRS, LEOS and 1xRTT.  Speeds vary on these networks from 8kbs to 70kbs but nationwide coverage is very good.

Wireless WAN explained
2.5G and Beyond!

 

 

 

 

 

 

 

 

 

 

 

 

 

RIM BlackBerry Wireless Email
Wireless Data Networks and Technologies

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