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Keeping in mind our focus on a young user<br />
group, we anticipate that the current business<br />
models (from the Internet or the mobile service<br />
area) will not be ideal for the target services.<br />
Thus new business models will be<br />
examined to ensure that developments arising<br />
from this project can be marketed to different<br />
user groups.<br />
Development of a Mobile<br />
Service Platform<br />
In order to realize our vision of an open active<br />
mobile multimedia environment, Youngster<br />
plans to develop an open Mobile Service Platform<br />
(MSP). This MSP will enhance existing<br />
platforms and incorporate open technologies<br />
such as Web servers, WAP gateways, Java<br />
engines and other technologies such as Lightweight<br />
Directory Access Protocol (LDAP).<br />
The open MSP will be a unique platform for<br />
mobile services incorporating a wide array of<br />
context and personalization features. These<br />
include location information, time/date, social<br />
context and various other parameters relating to<br />
the current context combined with a high degree<br />
of personalization. The way this works is that<br />
MSP will consider details related to the user<br />
such as pre-selected interests, history of services<br />
used or used by others with the same interests<br />
and the current context. From this information,<br />
the MSP can “pull” services of potential interest<br />
to the user.<br />
A central development on which the entire MSP<br />
concept depends is the “user retrieval system”.<br />
This will hold individual user information specific<br />
to the user (age, gender, interests, preferences,<br />
etc.) as well as a wide range of context<br />
information, including location, and information<br />
directly related to the user’s context (e.g.<br />
weather). Information in relation to this will be<br />
both static and dynamic. Some information will<br />
be held by the user, some by the service provider<br />
and some by the underlying support services.<br />
Security is an important issue in relation to this<br />
and is discussed in more detail later in this article.<br />
Active space in the MSP will be used to store<br />
user preferences and is an additional module that<br />
assesses content and either pulls services to the<br />
user’s menu or filters them out.<br />
NRK will provide generic content of different<br />
media types that can be accessed as-is or combined<br />
with third-party content such as user comments.<br />
Community members or groups of<br />
friends can receive information or content as the<br />
user desires. This can either be original content<br />
or content manipulated by the user.<br />
Telektronikk 1.2001<br />
Content<br />
Provider<br />
Community<br />
Content can be accessed via a variety of devices<br />
(both mobile and stationary) and networks. This<br />
will allow users to access information on either<br />
their own or other devices in the immediate area<br />
(e.g. video screen or headphones in the user’s<br />
environment). It also allows for the manipulation<br />
of content that they have downloaded for future<br />
circulation or storage.<br />
Accessibility via a Wide Variety<br />
of Devices and Networks<br />
The MSP will enable the user to use their device<br />
as a controller for other local devices. In order to<br />
accomplish this, one needs the ability to detect<br />
compatible devices that are both in the area and<br />
available (i.e. not in use by another user). The<br />
user can then select the device they wish to use.<br />
In addition, local devices can also deliver context<br />
information. An example of this would be<br />
if a user’s mobile device was not equipped with<br />
a positioning device, but another device in the<br />
local area was, then the user might download<br />
information this way as an alternative.<br />
Music<br />
Company<br />
Third-party<br />
Generic<br />
Content<br />
Song<br />
DB<br />
Headphones at<br />
the music store<br />
Thirdparty<br />
Content<br />
Mobile Service<br />
Platform<br />
Personal<br />
Stationary<br />
Devices<br />
Song Info and<br />
Sound Sample Mobile<br />
Network<br />
Ad-hoc<br />
Network<br />
Active<br />
Space<br />
Mobile<br />
Devices<br />
Youngster<br />
Video<br />
Screen<br />
Figure 1 Youngster<br />
base system<br />
Figure 2 Interaction<br />
between devices<br />
Youngster<br />
101