Chinese operator China Mobile has teamed up with infrastructure vendor Huawei to demonstrate the world’s first international VoLTE HD voice and video calls between a TDD LTE network and a FDD LTE network, the vendor said.
Technology executives at some of Scandinavia’s biggest carriers told the audience at LTE World Summit today that, while technical hurdles are easy to overcome, more complex commercial issues mean a single mobile market without roaming borders is still some years away.
The most challenging aspect of introducing Voice over LTE services (VoLTE) will be deciding how and whether to transition individual legacy voice services to the new domain, according to Michel Lenoir, programme manager for LTE at Vodafone Netherlands
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The African arm of Indian operator Bharti Airtel has begun deployment of HD voice services, beginning in Rwanda, Kenya and Malawi. The firm said that these deployments are the “first step” in its ambition to roll the technology out across its entire African footprint.
Calls conducted on VoIP over LTE (VoLTE) consume twice as much power as those over a 2G CDMA network an investigation has found.
US carrier MetroPCS has taken a lead in the US by becoming the first network to offer Rich Communications Services (RCS) on its LTE network. RCS is designed to offer enhanced features such as chat, messaging and content sharing directly via the network, rather than through third party offerings.
South Korean operator SKT and USA’s MetroPCS have both announced launches of Voice over LTE (VoLTE) services. SKT will brand its VoLTE offering ‘HD Voice’ and said that the service will allow it to begin cutting the ties with legacy voice networks as well as better compete with over-the-top VoIP services.
Figures from industry body the GSMA reveal that 208 operators in 80 countries are now investing in LTE. But while rollouts aimed at consumers are gaining momentum, a study undertaken by research house mobileSquared indicates that one third of operators have no trials or network deployments underway at the moment.
Telcos and kit makers have responded with indignation to last week’s International Multimedia Telecommunications Consortium’s (IMTC) announcement to the effect that it had completed the first ever voice over LTE (VoLTE) test on a live LTE infrastructure. While it’s not quite Elisha Gray vs Alexander Graham Bell, it seems that, when it comes to VoLTE, everybody wants to be a winner
The International Multimedia Telecommunications Consortium (IMTC) has completed what it says is the first ever voice over LTE (VoLTE) test on a live LTE infrastructure. The test, which took place at the SuperOp annual telecoms testing event in Hawaii, involved key industry players Ericsson, Huawei, Samsung, Intel Mobile and ST Ericsson, among others.
Mavenir Systems, a provider of mobile infrastructure, has announced the availability of the VoLTE Edition of its mOne Convergence Platform, a tool designed to provide operators with options for deploying voice and messaging services over LTE.
Italian telco Tiscali has announced plans to deploy a new, single platform IMS network in conjunction with Chinese vendor ZTE. The first three commercial sites – slated for Cagliari, Rome and Milan – will be launched by the end of May 2011; Tiscali subscribers will be migrated to the new platform by the end of the year. According to Tiscali general director Luca Scano, this is part of the telco’s “strategic orientation towards fixed-mobile convergence”.
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