Rural & Remote Use Cases of Small Cells · Rural & Remote Use Cases of Small Cells 2nd March, 2015...
Transcript of Rural & Remote Use Cases of Small Cells · Rural & Remote Use Cases of Small Cells 2nd March, 2015...
Rural & Remote
Use Cases of Small Cells
2nd March, 2015
Aya Mukaikubo
SoftBank Mobile Corp.
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Solution for Wireless backhaul
Rural and RemoteSmall Cells
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Rural & Remote Area Overview
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Both Macro and IP base stations are used to cover
Rural and Remote
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Rural & Remote Area Overview
4,300 Satellite NBs in serviceat Rural & Remote of Japan
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QuestionWhy Rural
& Remote?
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AnswerCustomers’
Satisfaction
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Legacy satellite usage
Large bandwidth
is needed
Dedicated satellite bandwidth is assigned to NB
SBM method(Bandwidth sharing)
Just small
bandwidth is
enough
Satellite bandwidth can be allocate dynamically
How can SBM reduce satellite cost?
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Coming soon!
Till now, down link MAX
2Mbps
After next April, MAX speed
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How much speed? Can works for LTE?
Is speed an issue?
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Permanent Deployment
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Rural Use Cases
Temporary Deployment
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Permanent Rural Case Studies
Secluded Station
Mountain Trail
Ski Resort
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Secluded Station (1)
Rough landscape and rarely visited stations.But popular among railroad fans.
Sometimes, bears
stop by at
the platform.
Secluded = Hikyo Station
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Secluded Station (2) trend of visitors
Not much specific trend can be found by the day of week
Nov.2014 Dec. Feb.Jan.2015
Mon Tue Wed Thu Fri Sat Sun
Number of visitors
No specific trend can be seenby seasonal so far
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Mountain Trail (Japan Alps) (1)
Very rough but popular trailplace, mainly used in summer.Not be able to covered by macro base stations.
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Mountain Trail (Japan Alps) (2)
Jul.2014 Sep. Nov. Jan.2015
Weekends (esp. Saturdays) have higher visitors than the others.
Summer and autumn >>> Winter
Number of visitors
Mon Tue Wed Thu Fri Sat Sun
Number of visitors
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Ski Resort (1)
Deployed at a parking lot of a popular ski resort. A macro station also covers this area with different frequency.
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Ski Resort (2) trend of visitors
Apr. Jul. Oct. Dec.Jan.2014
Weekends (esp. Sundays) have higher visitors than the others.
Winter >>> other seasons
Number of visitors
Mon Tue Wed Thu Fri Sat Sun
Number of visitors
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Temporary Deployment
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Rural Use Cases
Permanent Deployment
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Examples of temporary solutions (emergency)
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Temporary Deployment - Emergency Backhaul -
500 Satellite NBs were operated on 2011 Earthquake
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Temporary Deployment
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Improvement of “Temporary” Deployment
Before After
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System of “Temporary” Deployment
All this type of deployment in the 2011 disaster area are gone now and replaced
by solutions with concrete poles
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Provisional housings
It’s been 4 years since the earthquake.
However,155 IP base stations are still active at provisional
housings as shown.
Jan.2014 Apr. Jul. Oct. Dec.
Number of Visiting users
Continuous assistance to the affected people is highly appreciated.
Even now, each site has several dozen visitors
per day.
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Summary
Updates on Subscribers & ARPU
Rural & Remote Small cells
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Thank You