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LTE-Advanced 4G network launches in South Korea LTE-Advanced 4G network launches in South Korea
(about 4 hours later)
South Korea has started offering what are billed as the fastest ever 4G data speeds made available to consumers.South Korea has started offering what are billed as the fastest ever 4G data speeds made available to consumers.
SK Telecom says its LTE-Advanced network allows files to be downloaded at up to megabits per second. SK Telecom says its LTE-Advanced network allows files to be downloaded at up to 150 megabits per second.
That is twice as fast as before and 10 times the rate of its 3G service.That is twice as fast as before and 10 times the rate of its 3G service.
Although in practice subscribers will get a slower rate, the firm says it will still be fast enough to start offering a full-HD 1080p video streaming service from early July.Although in practice subscribers will get a slower rate, the firm says it will still be fast enough to start offering a full-HD 1080p video streaming service from early July.
It also said it would offer a group video chat service with higher video and audio quality than had been possible before.It also said it would offer a group video chat service with higher video and audio quality than had been possible before.
Samsung has released a special version of its Galaxy S4 handset with a new communications chip to offer access to the LTE-A system, and SK Telecom says it expects another six compatible devices to launch before the end of the year.Samsung has released a special version of its Galaxy S4 handset with a new communications chip to offer access to the LTE-A system, and SK Telecom says it expects another six compatible devices to launch before the end of the year.
Existing smart devices will not be able to take advantage of the speed boost, but users who do decide to upgrade will not face additional data fees.Existing smart devices will not be able to take advantage of the speed boost, but users who do decide to upgrade will not face additional data fees.
The service is initially being offered in 44 cities including the capital Seoul, and SK Telecom said it had plans to double that number in the future.The service is initially being offered in 44 cities including the capital Seoul, and SK Telecom said it had plans to double that number in the future.
Speed and capacitySpeed and capacity
In the UK most of EE's 4G network currently tops out at 75Mbps.In the UK most of EE's 4G network currently tops out at 75Mbps.
But the firm recently installed equipment in East London's Tech City business cluster to offer a service it calls "double-speed 4G", which it says can match SK Telecom's LTE-A network kit.But the firm recently installed equipment in East London's Tech City business cluster to offer a service it calls "double-speed 4G", which it says can match SK Telecom's LTE-A network kit.
However, limitations with the handsets it offers means the maximum theoretical speed they could access would be 100Mbps.However, limitations with the handsets it offers means the maximum theoretical speed they could access would be 100Mbps.
While speedier downloads may prove enticing to customers, one analyst said that they were only part of the picture.While speedier downloads may prove enticing to customers, one analyst said that they were only part of the picture.
"I've never found someone who didn't want something faster," said Daryl Schoolar, an analyst at the telecoms consultant Ovum."I've never found someone who didn't want something faster," said Daryl Schoolar, an analyst at the telecoms consultant Ovum.
"But it's not just about speed - the issue of capacity is perhaps more important. These advances allow operators to use more spectrum which means they can handle more subscribers at once."But it's not just about speed - the issue of capacity is perhaps more important. These advances allow operators to use more spectrum which means they can handle more subscribers at once.
"The networks are like a highway - the more people who use them the more clogged they get. By adding the equivalent of more lanes operators ensure that subscriber speeds don't slow down as much at the busiest network times.""The networks are like a highway - the more people who use them the more clogged they get. By adding the equivalent of more lanes operators ensure that subscriber speeds don't slow down as much at the busiest network times."