![Cooper’s Law – Looking ahead
• 3GPP workshop[1] on how best to grow capacity
1000x capacity increase can be achieved by:
– 3x additional spectrum
– 6x spectral efficiency
– 56x spatial efficiency
(i.e. small cells)
[1] June 2012: http://www.3gpp.org/Future-Radio-in-3GPP-300-attend](https://image.slidesharecdn.com/thinksmallcelltelcoevangelist23jan2013v3-130124045609-phpapp01/85/Telco-evangelist-23-jan-2013-5-320.jpg)
Uploaded byDavid Chambers
Telco evangelist 23 jan 2013
The document provides an overview of LTE metrocells and their implications for mobile network architecture, including technical specifications, market potential, and deployment challenges. It discusses the need for small cells to enhance capacity and efficiency in telecommunications while detailing backhaul requirements and system engineering issues. Additionally, it promotes a masterclass for individuals interested in learning about metrocells from industry experts.
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Telco evangelist 23 jan 2013
- 1. LTE Metrocells TelcoEvangelist 23 January 2013 London
- 2. About ThinkSmallCell • DavidChambers, B.Sc. • Metrocell MasterClass (Hons), MIET, C.Eng, “Become a Metrocell Expert Dip. M., MCIM, in one day” • 3 independent industry Chartered Marketer experts • Founded Sept 2007 as • Choice of 2 locations ThinkFemtocell – 21 Feb: IET, Savoy Place, London • Independent news, – 21 March: Homerton analysis, insight into Conference Centre, Cambridge Small Cells • bit.ly/Metrocell Sign up for our free monthly newsletter on all aspects of Small Cells at ThinkSmallCell.com
- 3. Agenda • Why smallcells? • What are LTE Small Cells? • Where and when LTE metrocells will be introduced • Metrocell Backhaul • Technical and practical constraints • Potential market size
- 4. Coopers Law –Looking back • The number of voice or data conversations which can be conducted by all useful radio spectrum within the same area. • Doubled every 2.5 years for 100 years Of 1 million times improvement in last 45 years • 25x additional spectrum • 25x spectral efficiency • 1600x spatial efficiency (i.e. smaller cell sizes)
- 5. Cooper’s Law –Looking ahead • 3GPP workshop[1] on how best to grow capacity 1000x capacity increase can be achieved by: – 3x additional spectrum – 6x spectral efficiency – 56x spatial efficiency (i.e. small cells) [1] June 2012: http://www.3gpp.org/Future-Radio-in-3GPP-300-attend
- 6. Differing scope ofsmall cells terms Small Cells OR Femtocells Small Cells Residential Enterprise Metrocell Rural
- 7. Different scope ofsmall cells 3G 4G/LTE Unlicensed Licensed Licensed Spectrum Spectrum Spectrum Planned 3G LTE Carrier (location pre- Metrocells Metrocells Wi-Fi determined prior to 3G Rural LTE Rural site build) Small cells Small cells Enterprise Enterprise Unplanned Wi-Fi Femtocells (location unknown until operational) Residential Residential Femtocells Wi-Fi
- 8. Typical Metrocell Packaging *Alcatel-Lucent 9364 3G Metro Cell Outdoor *Tecom/Ubiquisys *Ubiquisys G7 Metrocell Indoor 3G/LTE *Huawei Atomcell metrocell
- 9. Modular Design Height: 296 mm (11.6 in.) Width: 124 mm (4.9 in.) Depth: 118 mm (4.6 in.) Volume: 4.3 l (1.1 gal) ~3.5 kg (7.7 lb) Power: 40W Capacity: 32 concurrent voice/data sessions *Alcatel-Lucent 9764 3G Metro Cell Outdoor
- 10. Coloured to match:Cameleon AtomCell Invisible Design : *Huawei Atomcell
- 11.
- 12. The Mobile NetworkArchitecture including LTE Interfaces 2G 3G Data (IP) Voice (PSTN) Network Network 2.5G 4G GGSN PDN-GW S5 Gn S11 Gs Core S4 Network MME S-GW SGSN MSC S3 Iu-ps Iu-cs S1-MME S1-U Iur RNC RNC Access X2 Network Iub eNodeB’s Node B’s Air LTE-Uu Interface Uu UE UE
- 13. SKT LTE SmallCell Architecture Typical Femtocell Gateway specifications: • Up to 100K LTE small cells per gateway • Up to 3.8Gbit/s total traffic capacity Source: SK Telecom June 2012
- 14. System Engineering Issues •Timing/Sync – LTE Advanced requires Phase & Frequency sync • Self-Organising – Self-Configuration – Self-Optimisation – Self-Healing • Beam forming – Tailored radiation footprint to reduce macrocell interference
- 15. Choice of Spectrum •Higher frequencies • Shared vs – Shorter range Dedicated – Lower in-building penetration Spectrum – Less interference Macrocell Metrocell 700 800 900 1800 1900 2100 2300 2600 3500 MHz MHz MHz MHz MHz MHz MHz MHz MHz 10x Spectrum Pricing Differential 1x
- 16. Backhaul Capacity It’s debatable how much required - Typical might be: 30-60Mbps per small cell 1Gbps per cluster including macrocell 10Gbps major concentration points *Source: NGMN Backhaul Requirements 2012
- 17. Backhaul Considerations • Hot-Spot or Not-Spot • Point-to-Point vs Point-to-Multipoint • Reliability vs Availability • Line-of-Sight or NLoS • Capex vs Opex • Installer Skillset
- 18. Backhaul Wireless Spectrum 800MHz 6GHz 57GHz 64GHz 85GHz Optical 600THz TV White Microwave 60GHz Space Non Line-of-Sight E-Band Dynamic & Unlicenced or Licenced Lightly Lightly Licenced Licenced Unlicenced
- 19. SK Telecom LTEsmall cell roadmap
- 20. Deployment Issues • Threemain concerns – Site acquisition – Power – Backhaul • But also – Planning tools to identify ideal site locations – Skill set for technicians to install equipment – Scalability of planning, deployment processes – Reducing future site visits
- 21. New commercial models •Metrocell Hosting – Virgin UK – COLT – BT • Benefits – Councils/landlords deal with few suppliers – Operators outsource to companies with matching skillsets and fieldforce
- 22. Forecast Growth *Source: RethinkResearch
- 23. Metrocell Masterclass • Becomea Metrocell Expert in one day – 21 Feb 2013: The IET, Savoy Place, The Strand, LONDON – 21 Mar 2013: Homerton Conference Centre, CAMBRIDGE • Learn from three small cell experts – David Chambers/Zahid Ghadialy/Justin Paul • Full details and online store – bit.ly/Metrocell – ThinkSmallCell.com • Discounts for early booking & 3 for 2 offer
- 24. Questions? Backup David Chambers