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IPTV STB Principle and OperationIPTV STB Principle and Operation
Contents
STB Introduction ZTE STB Features ZTE STB Features Future development
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STB Introduction
STB (Set Top Box): IPTV terminal device. Users get IPTV service from operator.
Bi-directional communication: Info transmission between network and users
Media conversion:Decodes the media and outputs it to displayer
Hardware Architecture
Media processing unit
CODEC
Media
Playing
InterfaceNetwork
Control unit
CPUControl interface
communication interface
Extension interface
•The STB hardware architecture includes Host CPU, Video/Audio Processor, Flash Memory, RAM and external interface module like Ethernet, USB, and A.V Out.
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Application
Live TV
VoD
TSTV Karaoke
Value-added service
Browsing
STB management
Application layerNPVR
NVoD
STB Software Platform
Middleware API
Media play & control
Middleware
Network management
DRM/CA
Resource management
JVM
Graph engine
Browser
Start-up and initialization
Authorization authentication
Middleware adapting layer
Download and upgrade
Gaming 3rd party application
Middleware layer
TVoD
Hardware
Operating systemTask management
CPU RAM FLASH
LAN/WLAN
VIDEO
UART IrDA SATA
AUDIO
DSP+ Driving program
Memory management Device management File system
Network protocol
Resource layer
USB
Hardware Chip
FlexibilityPC architecture
•PC architecturePowerful functionGood extensibilityHigh cost
DSP
SOC
High cost•DSP
Abundant function
Fairly good extensibility
Average cost
•ASIC
Customized
Function limitedCost
Function limited
Poor extensibility
Low cost
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STB Operating System
WinCE Embedded
Linux
VxWorks
Startup Slow Fairly fast Fast
Memory Big Fairly big Small
Application Fairly abundant
Abundant Average
Source code Close Open source Fairly closed
Cost High Low Fairly low
Contents
STB Introduction ZTE STB Features ZTE STB Features Future development
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ZTE STB Naming Rule
ZXV10 BN1N2N3X B: Box(Set-Top Box) N1:
6:H264 standard definition 7:H264 high definition 8:x86
N2: STB mode 0:single mode (IPTV) 2:dual mode (IP+DVB-C)
N3: functionsZXV10 B600
0: general functions 5: support video
communication X: postfix, for later extension
ZXV10 B600 V4C
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ZXV10 B600 V4C
ZXV10 B700 V2
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ZXV10 B700 V2 —SD Connection
ZXV10 B700 V2 —HD Connection
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Supporting remote network management by TR069, saving operating and maintaining cost of carrier.Supporting STB QoS Testing,
Supporting JVM, which is convenient for the carrier to do second developing in new games based on JVM.
ZTE STB Benefits for Carrier
S ti fl ibl d
Supporting STB QoS Testing,realizing Fast Failure orientation,Maximum optimizing network, Largely Decreasing CAPEX Enhancing Service Quality Strengthening competition capability.
Supporting advanced function such as LPVR, PIP, Video communication, subtitle/Close Caption
Good securitysupporting DRM.
S i STB iddl
Log function, monitoring STB running state in real time.
Supporting flexible and reliable Supporting flexible and reliable
large scale of software
upgrading
Supporting STB middleware structure with excellent opening,which has good interoperation with the third party.
pp glarge scale of software upgrading.
Holding browser core technology with self- made browser, with high compatibilityand fast customization.Supporting DHCP and PPPoE automatic recognition, which is convenient to access.
Embedded real-time operating system such as Linux
STB Software Platform
Middleware (interface)Shielding the difference between different hardware platform and operating system;
Satisfying the service requirement for cross platform and operating system;
Conveniently realizing the demand of new service customization and upgrade.
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POTS Phoneor VoIPNMS
Service: Data / Voice/ Video/ Future service
Wireless STB Solves Wiring Problem
Video Phone
WLANSet-Top Box
TV
Stereos
LANxDSL
IP NETWORK
IPTV
Softswitch
PDA
IP Phone
ATA
LAN
DSLAM
HGW300
WiFi/GSM
(WiFi/CDMA)
Handset
GSM/CDMA
Internet
Laptop
Set-Top Box
TV
Stereos
PC
Multiple STB access
HTML V4.0 or above, HTTP V1.1Java Script V1.4 or above, Supporting Cookie
Browser
JPEG,GIF,PNG,BMPTrue type FontTrue type FontSSL 3.0/2.0
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Configuration & query function
Version upgrade management
STB Network Management
management
Diagnosis testing
Performance monitoring function
Topology grouping management
Centralizing alarm
ZTE STB Features
Chip architecture: CPU+DSP Flexible and expansible
High media processing ability: High media processing ability: Supporting MPEG-4 and H.264
VCR-style operation: Easy-to-use, user-friendly. Reserved buttons for EPG service
Manageable and operable:SNMP protocol,telnet remote control, remote software upgrade Manual upgrade: serial line connects to STB and executes a
series of commands
Auto upgrade: auto-check version when startup. If yes, download automatically and upgrade
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Interface & Protocol in STB and IPTV Platform
VoD server EPG serverVersion management server
TFTP、HTTP
Broadband
access network
MAN
DSLAMBRAS
HTTP V1.1,HTML V4.0, Java
Streaming transport protocol:
g
Access protocol:DHCP/DHCP+/PPPoE
Multicast protocol: IGMP
V2.0
STBStreaming transport protocol: RTP/RTCP
Broadcasting control protocol:RTSP
STB Software Upgrade
Automatic upgrade During start-up, automatically check whether new
i i t If d l d t ti ll d thversion exists. If yes, download automatically and then upgrade
Manual upgrade Use serial line to connect with STB. Then execute
commands to upgrade.
Ukey upgrade Ukey upgrade During start-up, automatically check Ukey in USB port.
If new version is found, upgrade automatically.
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Contents
STB Introduction ZTE STB Features ZTE STB Features Future development
Future Development
VOD-Video On Demand
Live TV
Web surfingCyber gameVideo communicationNetwork surveillanceE-learning
TSTV-Time Shift TV
Service development drives STB development
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Future Development
Informational TV: VCR forward/backward Diversified STB:concentrate on specific
services and different target group (e.g., g g p ( g ,game, study, video communication)
Home media gateway:core of digital home multimedia and network applicationExpansible: suitable for service expansionModular design: customized for Modular design: customized for different user requirements
Conclusion
STB Introduction
ZTE STB Features ZTE STB Features
ZTE STB Service Flow
Future development
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