Giving a quick glance of HbbTV/2.0.1 and how it differs from previous versions

1. HbbTV/2.0.1 - Glance
Version – 1.0
Prepared By,
Shunmuga (ssundaramp@outlook.com)

2. Table of Contents
o Moving from 2.0 to 2.0.1
o Overview
o Broadcasting Interface
o Runtime Environment
o Mandatory W3C Technologies
o Mandatory, if STB Supports
o Mandatory, if anyway
o How Companion Screen Works
o Roadmap
2

3. 3
Moving from 2.0 to 2.0.1
Source From: http://hbbtv.org/news-events/hbbtv-releases-test-suite-for-hbbtv-2-
specification/

4. Overview
4
DVB
OIPF
HbbTV Specification [TS 102 796 v1.4.1]
TS 103 285 (DASH)
TS 103 205 (Extensions to CI+)
TS 103 286-2 (CSS)
TS 101 154
TS 102 809 (App Signaling)
EN 300 468 (DVB-SI)
Vol7 (Content & Service Protection)
Web Standards TV Profile
Vol5 (DAE)
Vol2 (Media Formats)
CEA-2014 CI Plus
23001-7
(CENC)
23009-1
(DASH)
W3C Tech-3380 (EBU-TT-D)

5. Broadcasting Interface
5
Application Data & Stream Events
DMSCC module is required
Non Linear AV Content
FDP (File Download Protocol) Decoder is required
Linear AV Content
Basic STB Modules required [ex. Demod, Demux, etc..]

6. CI Plus Interface
Providing data from the Auxiliary File System offered by the
CICAM
Runtime Environment
6
Companion Screen Interface
Providing a service to interact between HbbTV devices and 2nd
Screen devices
Browser
Responsible for presenting and executing an interactive
application
Application Manager
Evaluates the AIT to control the lifecycle for an interactive
application

7. Mandatory W3C Technologies
7
CSS3
DOM3
WOFF
Canvas
2D
Web
Messaging
Web
Sockets
Web
Workers
Server-Sent
Events
Web Storage

8. Mandatory, if STB Supports
8
PVR
HEVC
Persistent/Progressive Download
(FDP)
CI Plus
CICAM Auxillary File
System
TTML
DSM-CC
Caching
DRM
Adaptive Bitrate
Presentation
Master/Slave Terminal

9. Mandatory, if anyway
9
AIT
MPEG-DASH MPEG-CENC
Companion ScreenDSMCC
Stream Event
Media Synchronizer Tracking Preference (DNT)

10. 10
How Companion Screen Works

11. 11
o Advertise
Any 1st Screen
Devices there in
this network
Yes, I’m here
Home Network
How Companion Screen Works

12. 12
o Finding HbbTV Neighbor Terminals
Home Network
Hello, Yes…
Any HbbTV
Terminal there?
How Companion Screen Works

13. 13
o Finding Mobile/Tablets
Yes, I’m here
Home Network
Any 2nd Screen
Devices there in
this network
How Companion Screen Works

14. Writing to ssundaramp@outlook.com, if you are having any queries