Page 28 - Traffic Infra Tech Magazine

FOCUS

Bluetooth accessory, enabling a result, this does not contribute overall data volume that a vehicle
the user to play media to the vehicle data volume. If will generate. Some vehicle
from a connected personal the media is delivered via an manufacturers such as Jaguar,
communications device with some integrated infotainment system, provide additional information
infotainment systems offering the data-flow is often from the services to the vehicle owner/user.
connection solutions such as infotainment service provider For example, the InControl22
Apple Carplay and Android Auto. (such as Spotify) via the vehicle service includes the ability to
Further, that navigation services manufacturers digital real-estate, report completed journeys. This
will be delivered to through the cellular service function23 provides the customer
the connected personal device, provider and on to the vehicle. with information about their
doing away with the need to offer So, what does the data stream journeys using data sent from
an integrated navigation service volume for these services look like? the vehicle including the journey
within the vehicle. A key tenant Spotify offers a good example of distance, real-time location, the
of this approach is that the user a popular music platform that duration of the journey, the
pays for their consumption of offers adaptive streams where average speed and data about the
media and navigation services, the ‘quality’ of the stream can efficiency of the journey.
using their personal data plan change based on the quality The information required to
associated with their personal and bandwidth of the network offer this function is derived
communications device. The connection. With streams ranging from existing vehicle telemetry
alternative position suggests that from 96kbps to 320kbps, the data that is collected by the vehicle
the vehicle manufacturer can volume being sent to the vehicle manufacturer. Such information
participate in the infotainment (or connected communications
value- chain, offering a variety device) equates to 40MB/hour forms a small part of the overall
vehicle telemetry that is sent over
of integrated and connected to 150MB/hour. It is key to note a cellular connection to the vehicle
experiences, with infotainment that the primary direction is from manufacturer.
systems that include versions of the cloud to the streaming client
applications such as Spotify and application. A growing number of
Google Maps. manufacturers offer ‘remote-
In respect to the data volume Vehicle services control functions’ using a cellular
to and from the vehicle, with Alongside the infotainment connection, enabling users to
infotainment being delivered services that driver and passengers perform such functions as enable
via the user’s communication may make use of, are an the heating/air-conditioning, lock
device, the data stream is from increasing range of applications or unlock the vehicle, sound the
the cellular service providers to that the vehicle manufacturers horn, flash the headlamps, check
the communications device. As offer. These also contribute to the the fuel level or battery charge
and effective range, check current
location etc. More advanced
Type of Data Examples of information collected functions include ‘summoning’24
Vehicle status Mileage, battery voltage, door and hatch status the vehicle, however, these
Position and movement Time, position, speed services require a relatively
small data exchange between
Vehicle service Due date of next service visit, oil level, brake wear
the vehicle and the vehicle
Dynamic traffic Traffic jams, obstacles, signs, parking spaces manufacturer’s data centre.
Environmental Temperature, Rain What is your vehicle
User Profile Personal profile picture/avatar, settings as navigation, reporting?
media, communication, driver’s position, climate/light,
driver assistance Vehicle manufacturers are
increasingly building their vehicles
Senor Radar, ultrasonic devices, gestures, voice
to be ‘connected,’ meaning that

28 April - May ’19 / TrafficInfraTech www.trafficinfratech-com-500653.hostingersite.com