IEEE Consumer Electronics Magazine - July 2019 - 26

example, smart TVs. Abstracting this client helps operators to
partially or completely forgo distributing and maintaining a
costly inventory of STBs. For example, if the UI functionality
currently associated with the TV client were transformed into
a standalone abstracted module, it could be virtualized. Not
only would this allow operators to run the UI on a virtual
machine (or within a software container), it also would enable
customers to control their video consumption via a common
interface using any device. Today, a distinct UI is usually created for each of the operating systems (OSs) associated with
the devices (Figure 2). In addition, today, each of these UIs is
typically an integral part of the TV client and, therefore,
inseparable from those functions required to render the video
stream. In a next-generation video network, this UI is separated from the client. Not only does this reduce the need for
STBs, it enables customers to control and manage their video
viewing (e.g., program their packet video recorder) from any
device, anywhere, and anytime via a single common OS-independent UI.
Although it might be possible to virtualize the UI, virtualizing that part of the TV client that decodes the video

In this new, evolving world, IPTV
and OTT TV operators must be
more nimble, flexible, and
innovative than ever before.
Adhering to the third tenet allows operators to deploy a
video delivery platform supported by multiple independent
organizations. These organizations may reside within a single
vendor or come from a multitude of vendors. In either case,
the third tenet enables multiple parties to work on an operator's network simultaneously, thereby facilitating efficient,
agile, rapid feature development.

ABSTRACT TV CLIENT
The fourth tenet of a next-generation video network stipulates
abstracting the IPTV and OTT TV client from the set-top box
(STB) and any customer provided equipment (CPE)-for

Control Plane

AV Pipeline
Virtual
Network Functions

Software Applications

* Accounting
* Authorization
* Administration
* Analytics
* Advertising
* Recommendations
* Search Engines
* App Store
* DRM

* Origins
* Storage/Caches
* Encoding/
Transcoding/
Decoding
* Routing

Set-Top Box
for Legacy TVs

FIGURE 2. A functional diagram of a next-generation video network.
26 IEEE CONSUMER ELECTRONICS MAGAZINE

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JULY 2019

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IEEE Consumer Electronics Magazine - July 2019

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