1. Use Cases of BCS Date: 2018-03-07 Authors: March 2018
Month Year
doc.: IEEE yy/xxxxr0
March 2018
Use Cases of BCS
Date:
Authors:
Hitoshi Morioka, SRC Software
John Doe, Some Company

2. Abstract This presentation describes example use cases of BCS.
Month Year
doc.: IEEE yy/xxxxr0
March 2018
Abstract
This presentation describes example use cases of BCS.
Hitoshi Morioka, SRC Software
John Doe, Some Company

3. Characteristics of BCS
Month Year
doc.: IEEE yy/xxxxr0
March 2018
Characteristics of BCS
Range is a few hundred meter
Contents are delivered from a server
Any type of data can be broadcasted
Low cost / unlicensed means everyone can operate (individual / small company)
Hitoshi Morioka, SRC Software
John Doe, Some Company

4. Live Streaming Audio/Video/Text live streaming at a stadium.
March 2018
Live Streaming
Audio/Video/Text live streaming at a stadium.
Required band width estimation
Audio: 50kbps
Video (HD): 8Mbps
Text: < 1kbps
Higher Layer Protocol
Audio/Video: RTP (RFC3550)
Text: currently not exist
Hitoshi Morioka, SRC Software

5. Less Frequently Changed Information
March 2018
Less Frequently Changed Information
Information that is changed in more than 1 second interval.
Information broadcast is repeated periodically.
Example
Information update interval: 1 minute
Broadcast repeat interval: 1sec
Data1
Data2
Data3
Data4
Data5
Data6
1sec
1min
Example use cases
Timetable at a station / airport
Update interval: 1 min
Data Volume: < 1MB
Shopping mall / Station / Airport / Conference venue map
Menu in a restaurant
Update interval: more than 1 day
Higher Layer Protocol
Currently not exist
Hitoshi Morioka, SRC Software

6. Emergency Information
March 2018
Emergency Information
Evacuation guidance in case of fire
Update interval: 10sec
Data volume: < 1MB
Broadcast repeat interval should be shorter than other information to give more chance to get information.
Hitoshi Morioka, SRC Software

7. Sensor Data Collection
March 2018
Sensor Data Collection
Periodical sensor data collection.
Update interval: > 1sec
Data volume: < 1kB
Sensor
Sensor
Periodical Data Broadcast
Data Collector
Sensor
Sensor
Sensor
Hitoshi Morioka, SRC Software

8. Summary Categorize use cases as following Live streaming
March 2018
Summary
Categorize use cases as following
Live streaming
Less frequently changed information
Emergency information
Sensor data collection
Hitoshi Morioka, SRC Software