presented by– the hdmi working group hitachi, panasonic, philips, silicon image, sony, thomson,...
TRANSCRIPT
presented by–
The HDMI Working GroupHitachi, Panasonic, Philips, Silicon Image, Sony, Thomson, Toshiba
Primary Goal
meaning
Maintain full backward-compatibilityAdd features important to A/V productsEnsure migration path for PC products
Add value to existing interfaceDVI – EIA/CEA-861 – Intel HDCP
Outline
Background
DVI & HDMI Features
Summary
HDMI-related Acronyms
DVIDigital Visual Interface for computers
HDCPIntel link encryption for DVI (and soon, HDMI)
EIA/CEA–861Standard adapting DVI to DTV formats
DVI-HDTV = DVI + 861 + HDCP
HDMI = High Definition Multimedia Interface
DVI Evolution
computermonitor
ComputerComputer cableDVI
videomonitor
Set-topbox
Video cableDVI-HDTV
audio/videomonitor
Set-topbox
Multimedia cableHDMI
Patch Cable History
RF TV(Ch 3)
Beta
Composite TV(Video 1)
VHS
S-Video TV(SVHS 1)
S-VHS
HDMI HD-STBHDTV
(HDMI 1)
Component DVDHDTV
(HDTV 1)
DVI-HDTV HD-STBHDTV
(DVI-HDTV 1)
HDMI vs. DTVLink
Family roomHDTV
DVDBedroom
TVIP phoneLyra
DTVLink*
HDMIHDTVSTB
*DTVLink = 1394 carrying DTV
HDMI vs. DTVLink
HDMI = digital AV patch cableDTVLink = integrated AV network
patch cableintegrated AV networkHDMI DTVLink
Different solutions fordifferent applications.
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Combination Adds Value
Set Top Box
DTVLink
HDMI
Camcorder
D-VHS recorder
DVD Player
HDMI
Cable,Satellite,
Terrestrial
HDMI
DTVLink
DTVLink
HDMI
DTV monitor
Outline
Background
HDMI Features
Summary
Quality Advantages
Fast 5Gbps available Transmits HDTV at 2.2Gbps
High Resolution 24 bits/pixel 165MHz capacity clock
Digital – No unnecessary A/D conversionsUncompressed – Lossless mediumSecure – Strong content protection
Primary HDMI Formats
HDTV 1280 x 720p1920 x 1080i
EDTV 640 x 480p VGA720 x 480p DVD720 x 576p Europe
SDTV 720 x 480i NTSC720 x 576i PAL
Aspect Ratio
HDTV sent as 16x9
SDTV sent as 4x3
TV chooses DVD picture (16x9 or 4x3)
Send me16x9
DVD
The Right Format…Every Time
Sends native DTV formatNo unnecessary conversionsNo customer intervention
Sends proper aspect ratioDVD knows the TV’s aspect ratioReduces postage stamp effects
Better Picture, Easier to Use
New HDMI Features
Audio
Connector
Remote control
The Talkies are Here to Stay
CD-quality audio always provided16 bit32, 44.1, 48kHz
Higher quality availableEight channels192kHz
New Connector
Pin-to-pin compatible with DVI
Better for AV applicationsSmallerEasier to use
Visual cue of audio capabilities39.5mm
20.9mm
Remote Meets European Standards
AV.link capabilities, similar to SCART
Replaces infrared repeaters
Allows one remote control for system
Eliminates Maze of Cables
A/V Receiver
DVD Player
Set Top Box
DTV
10 audio + 9 video cables 3 HDMI cables
38 connectors 6 HDMI connectors
A/V Receiver
Eliminates Maze of Cables
10 audio + 9 video cables 3 HDMI cables
38 connectors 6 HDMI connectors
Also, no need for infrared repeatersdangling on various components.
DTV
DVD Player
Set Top Box
Future Compatible
• Accommodates all ATSC DTV formats
• Supports 8-channel audio
• Bandwidth to spare for future requirements
5 Gbps
HD Movie = 2.2 Gbps
55% remaining
Feature
Advantage
Benefit
Features Benefit EveryoneUncompressed video
Audiophile soundConvenient package
Importanthigh-end features
Strong nichemarket
Too fast to recordHDCP preventsfuture recording
No threat to studiosNo threat to DTVLink
More HD opptys.
Stable featureallows long-term
business plans
HDTV reachesmass market
HDTVmarketgrows
Customers Win with HDMI
• Premium A/V quality
• Better connection- Fewer cables
- Smaller connector
- More portable
• New user experience- Single remote control
- Intelligent DTV
• PC interface potential
Outline
Background
HDMI Features
Summary
Studios Support HDMI
Allows controlled release of HD content
Provides optimal audio/video quality
Future compatible
System Operators Support HDMI
Has support of content providers
Allows delivery of secure content
Enables high-resolution overlays
DirecTV
Manufacturers Support HDMI
SONY TOSHIBA Panasonic PHILIPS HITACHI THOMSON
Meets quality and architecture needs
Easy to design into products
Fewer patch cables
Small connector for portable products
Provides features customers want
Main Points
Adds value to DVI-HDTVRemote ControlConnectorAudio
One cable replaces up to 9 RCA cablesStable business modelDigital, Uncompressed, High-SpeedOffers more value to customers
HDMI Schedule
June CPTWGOffer spec (v0.9) for public commentIntroduce licensing agreement
SummerIntel releases HDCP for HDMIRelease final specification (v1.0)
FallInteroperability testing program
