Techs & Trends
ATTWS/Cingular GSM Strategy
Hello all, I'm hoping you can help me with an issue I've been toying with. I'm wondering if any of you know what the rollout strategy is going to be for ATTWS/Cingular as they continue their buildout of their combined network. As I understand it.. (and please correct me if I'm wrong) there are more 1900 MhZ licenses available in a given area than 800 MhZ licenses, and most of the GSM network currently in operation runs on 1900 MhZ. Only in areas where the carrier owns 800 MhZ licenses will there be an 800 MhZ signal. I've studied the advantages and disadvantages of both frequencies, and am trying to figure out if they are going to overlay the 800 MhZ signal into the 1900 Mhz signal areas, or just fill in dead spots with 800 MhZ, or what. May...
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Nick,
Go to www.gsmworld.com. They have a list of all of the GSM carriers in the world.
Some of the 850 Mhz carriers, other then Cingular, have GSM system. Some of these carriers sell CDMA to their own customers, but find it profitable to offer GSM roaming. Western Wireless is a good example.
You can find who owns what licenses in which areas at FCC.gov, but it isn't especially easy. Go to the wireless bureau. Click on cellular, up at the top. Now check out the market areas map. Now go back to the Wireless home page and select universal licensing. Search for licenses based on market. Now enter the CMA number and select CL for type of service and it will show who has licenses for this area. Be sure to look carefully at ownership. Th...
(continues)
Go to www.gsmworld.com. They have a list of all of the GSM carriers in the world.
Some of the 850 Mhz carriers, other then Cingular, have GSM system. Some of these carriers sell CDMA to their own customers, but find it profitable to offer GSM roaming. Western Wireless is a good example.
You can find who owns what licenses in which areas at FCC.gov, but it isn't especially easy. Go to the wireless bureau. Click on cellular, up at the top. Now check out the market areas map. Now go back to the Wireless home page and select universal licensing. Search for licenses based on market. Now enter the CMA number and select CL for type of service and it will show who has licenses for this area. Be sure to look carefully at ownership. Th...
(continues)
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