Page 220 - Trust in ICT 2017

3 Trust in ICT

5 Car sharing service

5.1 Description
Car Sharing aims at offering a new service for automobile transportation. Simply, car sharing is a self-service,
on-demand alternative to car ownership; a service that is offered to urban residents (B2C) and businesses
(B2B).
This service is particularly designed for two user groups – first of all, people who live in cities but do not drive
a car every day and secondly tourists who live in cities but do not own a car. Thus, people who need a car at
short period can take this alternative to car ownership.

The brief procedure of this service is 1) joining the membership, 2) unlocking the car door, 3) driving away,
4) parking to any reserved spot provided by the service provider and/or public, and 5) paying as you drive
(including gas, insurance, and etc.).

Figure IV.9 – Car sharing service high level illustration

5.2 Actors
– Users: A user who takes the ownership of the shared things which are car. Users would connect to
the service with their smartphone which have not only capability of communicate with sensor
devices, but also applications that used by car sharing services.
– Sensors (or Sensor Devices): Sensor Devices can be various based on its usage, and do not have any
direct communication interfaces to the service platform.
– Service Platform: In charge of providing common functionalities for the services. It is mainly in
charge of collecting the status and configuration information of sensors and controlling them via the
smartphone and/or gateway.
– Service Providers: Companies which provide its own services for the user through the service
platform. The service providers can be various according to the types of services.

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