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Quick Summary of LTE Voice Summit 2014
#LTEVoice
4th Nov 2014
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This is an informal write up from the LTE Voice Summit 2014. E&OE. - Zahid Ghadialy (@zahidtg)
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Philippe LUCAS - Orange
Non Confidential – Public © eXplanoTech Ltd. 3
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Philippe LUCAS - Orange
Non Confidential – Public © eXplanoTech Ltd. 4
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Philippe LUCAS - Orange
Non Confidential – Public © eXplanoTech Ltd. 5
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Philippe LUCAS - Orange
Non Confidential – Public © eXplanoTech Ltd. 6
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Joong-Gunn Park – SK Telecom
Non Confidential – Public © eXplanoTech Ltd. 7
3 Band CA to launch later this year
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Joong-Gunn Park – SK Telecom
Non Confidential – Public © eXplanoTech Ltd. 8
VoLTE call delay is less than 3 seconds which could be an issue with wrong numbers
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Joong-Gunn Park – SK Telecom
Non Confidential – Public © eXplanoTech Ltd. 9
New service opportunities built on VoLTE
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Ilan Sade - Amdocs
Non Confidential – Public © eXplanoTech Ltd. 10
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Ilan Sade - Amdocs
Non Confidential – Public © eXplanoTech Ltd. 11
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Panel: Can operators leverage VoLTE to protect Voice revenues
Non Confidential – Public © eXplanoTech Ltd. 12
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Seunghyun Sung – LGU+
Non Confidential – Public © eXplanoTech Ltd. 13
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Seunghyun Sung – LGU+
Non Confidential – Public © eXplanoTech Ltd. 14
LGU+’s Uwa service (based on IMS) offers multimedia and screen sharing, etc.
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Seunghyun Sung – LGU+
Non Confidential – Public © eXplanoTech Ltd. 15
The UI has been customised to make multitasking easier
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Seunghyun Sung – LGU+
Non Confidential – Public © eXplanoTech Ltd. 16
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Seunghyun Sung – LGU+
Non Confidential – Public © eXplanoTech Ltd. 17
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Seunghyun Sung – LGU+
Non Confidential – Public © eXplanoTech Ltd. 18
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Seunghyun Sung – LGU+
Non Confidential – Public © eXplanoTech Ltd. 19
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Seunghyun Sung – LGU+
Non Confidential – Public © eXplanoTech Ltd. 20
Unlimited plans available for an equivalent of $70
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Alex Westley – Oracle Communications
Non Confidential – Public © eXplanoTech Ltd. 21
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Walter Zielinski - Huawei
Non Confidential – Public © eXplanoTech Ltd. 22
Different UE’s behave differently, problems will be solved over the time
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Matt Schlesener - Sprint
Non Confidential – Public © eXplanoTech Ltd. 23
Design changes are needed for LTE to use the same antenna sites as CDMA
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Dr. Bart Lehane - Openet
Non Confidential – Public © eXplanoTech Ltd. 24
Operators have been cautious about rolling out VoLTE
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Ingo Ehlen – Vodafone Group
Non Confidential – Public © eXplanoTech Ltd. 25
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Bejoy Pankajakshan – Mavenir Systems
Non Confidential – Public © eXplanoTech Ltd. 26
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Bejoy Pankajakshan – Mavenir Systems
Non Confidential – Public © eXplanoTech Ltd. 27
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Alberto Diez - Siemens
Non Confidential – Public © eXplanoTech Ltd. 28
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Alberto Diez - Siemens
Non Confidential – Public © eXplanoTech Ltd. 29
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Tetsuya Mikajiri – NTT Docomo
Non Confidential – Public © eXplanoTech Ltd. 30
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Tetsuya Mikajiri – NTT Docomo
Non Confidential – Public © eXplanoTech Ltd. 31
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Tetsuya Mikajiri – NTT Docomo
Non Confidential – Public © eXplanoTech Ltd. 32
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Tetsuya Mikajiri – NTT Docomo
Non Confidential – Public © eXplanoTech Ltd. 33
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Christian Menini – Swisscom
Non Confidential – Public © eXplanoTech Ltd. 34
All plans include unlimited voice, sms, Internet – differentiation on speeds
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Vittorio Orsatti – Three (3) UK
Non Confidential – Public © eXplanoTech Ltd. 35
CSFB may not work in many cases as 4G uses lower frequency as opposed to 3G
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Vittorio Orsatti – Three (3) UK
Non Confidential – Public © eXplanoTech Ltd. 36
‘Three inTouch’ downloadable App for VoWiFi calling
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Vittorio Orsatti – Three (3) UK
Non Confidential – Public © eXplanoTech Ltd. 37
‘Three inTouch’ downloadable App for VoWiFi calling
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Vittorio Orsatti – Three (3) UK
Non Confidential – Public © eXplanoTech Ltd. 38
‘Three inTouch’ downloadable App for VoWiFi calling
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Olivier Bruyndonckx – Alcatel-Lucent
Non Confidential – Public © eXplanoTech Ltd. 39
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Divya Ghai Wakankar - BICS
Non Confidential – Public © eXplanoTech Ltd. 40
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Divya Ghai Wakankar - BICS
Non Confidential – Public © eXplanoTech Ltd. 41
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Divya Ghai Wakankar - BICS
Non Confidential – Public © eXplanoTech Ltd. 42
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Divya Ghai Wakankar - BICS
Non Confidential – Public © eXplanoTech Ltd. 43
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Paul Gowans - JDSU
Non Confidential – Public © eXplanoTech Ltd. 44
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Paul Gowans - JDSU
Non Confidential – Public © eXplanoTech Ltd. 45
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Paul Gowans - JDSU
Non Confidential – Public © eXplanoTech Ltd. 46
MOS = Mean Opinion Score
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Antoine Mercier – Bouygues Telecom
Non Confidential – Public © eXplanoTech Ltd. 47
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Antoine Mercier – Bouygues Telecom
Non Confidential – Public © eXplanoTech Ltd. 48
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Antoine Mercier – Bouygues Telecom
Non Confidential – Public © eXplanoTech Ltd. 49
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Antoine Mercier – Bouygues Telecom
Non Confidential – Public © eXplanoTech Ltd. 50
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Final words
Non Confidential – Public © eXplanoTech Ltd. 51
The various VoLTE interoperability issues between different operators is mostly due to regulatory and interconnection issues. Will get resolved shortly
There is no consensus on how to charge for Video. SK Telecom prefers per minute while Verizon prefers by data volume
Roaming is another area of discussion. NTT Docomo and SK Telecom prefer S8 based home routing because its simpler and faster
Voice over WiFi (VoWiFi) specs coming from GSMA in Q4 2014
VoLTE functionality is generally in the chipset hence is more efficient than other OTT VoIP applications. RCS is a downloadable/native client.
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