A description of HandOvers in WCDMA

{ Posted on Jan 12 2011 by admin }
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The handover (HO) is a key procedure in a cellular network. Said differently, for a cellular based system to work properly, handovers must work well. In brief, a handover is the transfer of the UE (User Equipment), you with the phone ...Read More »

TeliaSonera continues its 4G expansion in Europe, in Estonia

{ Posted on Dec 20 2010 by admin }
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After Finland, Sweden, Norway and most recently Denmark, the Finnish MNO TeliaSonera keeps its 4G expansion in Europe, having announced that they have started operating an LTE network in Estonia in Eastern Europe, in : - Tallinn - Tartu ...Read More »

How to define a quality of service on a 3G network ?

{ Posted on Dec 18 2010 by admin }
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Why defining KPIs ? A 3G network lives. It is not built once for good. People move, the landscapes features change, the network grows in capacity and coverage, and its features evolve over time. Requirements from users of 3G services change ...Read More »

T-Mobile and NSN to offer a new 4G solution

{ Posted on Dec 16 2010 by admin }
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While all attention is focused on LTE nowadays, NSN, in partnership with T-Mobile USA announced today that they made a new step forward on the path to the standardization of the Long Term HSPA Evolution, by 3GPP. This is quite a ...Read More »

Sprint network vision does not include LTE

{ Posted on Dec 07 2010 by admin }
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Sprint revealed the details of their network vision blueprint. After the announcement from Verizon to start operating 4G LTE commercial services in US on December 5th, other mobile operators now have to take big commitments to provide a faster, more reliable ...Read More »

A description of the radio channels in GSM

{ Posted on Dec 13 2010 by admin }
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The Radio interface in GSM is made of physical and logical channels. Indeed, there is more than just one channel for sending and receiving the voice communication. The physical channel is the physical ressource used. On the radio interface it will ...Read More »

Verizon 4G LTE wireless broadband network to be launched commercially

{ Posted on Dec 04 2010 by admin }
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Verizon announced on its website that they will launch their LTE wireless broadband network starting on December 5th. That will be the first commercial LTE network in US, and the second in the world after Telia Sonera in Sweden, a ...Read More »

Telia Sonera launched LTE services in Finland

{ Posted on Dec 01 2010 by admin }
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After Sweden earlier this year, Telia Sonera, who was the first operator in the world to provide LTE commercial service, announced that they have launched LTE commercial services in Finland. They started with covering the cities of Turku and Helsinki. Thanks to ...Read More »

Alcatel-Lucent wins 3 awards at LTE North America awards event

{ Posted on Nov 18 2010 by admin }
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LTE North America 2010 was held in Dallas, Texas on November 10th. That is a main event in the telecom world, aiming at recognizing and congratulating efforts made by telecom professionals around the new LTE wireless broadband technology. Alcatel-Lucent’s (Euronext Paris ...Read More »

What is Erlang ?

{ Posted on Oct 24 2010 by admin }
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The name Erlang comes from a Danish engineer and mathematician named Erlang who first formulated the laws I am going to tell about here in this article. He was the first to modelize traffic engineering. Well, I won’t extend more ...Read More »
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