Before we compare the edition of HDMI, let's take a look the latest HDMI 2.0 features.
- Up to 18 Gbps Up to 4K @ 50/60Hz
- Up to 32 audio channels
- Up to 1536kHz audio sample frequency
- Dual viewing
- Multi-stream audio
- CEC extensions
- 21:9 Aspect Ratio
- Dynamic Auto Lip-Sync
Significant Increase in Bandwidth
- HDMI 2.0 18 Gbps
- HDMI 1.3 10.2 Gbps
- HDMI 1.0 4.95 Gbps
- SD .81 Gbps 11
4K@50/60 over HDMI
- 4 times the clarity of 1080p/60 video resolution
- Expands on existing 4k@24/30 resolutions to include 4K@50/60
Dual Viewing
- Simultaneous delivery of dual video streams to multiple users on the same screen
- Share the same screen; watch different video content
- Play multiplayer games with two independent views
Multi-Stream Audio
- Simultaneous delivery of multi-stream audio to multiple users (Up to 4)
- For example, simultaneous streaming of multiple languages to multiple users
- Used in conjunction with dual viewing for multiple audio/video content on the same screen
Up to 32 Audio Channels
• Up to 32 Audio Channels for multi-dimensional immersive audio experience
– Goes beyond traditional [surround sound" and delivers clearly perceptible, three dimensional, positional audio experience with up to 32 discrete channels
Up to 1536kHz Audio Sampling
• Up to 1536kHz Audio Sample Frequency for increased audio clarity
– Doubles the audio fidelity from the previous version of HDMI
Extensions to CEC
• CEC (Consumer Electronics Control) is control technology enabling HDMI devices to be controlled from a single remote
• CEC 2.0 provides expanded command and control for devices that implement CEC
• HDMI 2.0 devices that implement CEC 2.0 must implement the existing CEC to support the following end-user
CEC features
– One Touch Play
– Standby
– Remote Control Pass Through
– System Audio Control
– One Touch Record
21:9 Aspect Ratio
• Support for wide angle theatrical 21:9 video aspect ratio
• Delivers a new wide angle movie theater experience
Dynamic Auto Lip-Sync
• With the wide range of video content sources available today, video processing times vary greatly
– This can introduce delays in the audio/video timing
• Dynamic Auto Lip-Sync addresses this issue by dynamically synchronizing video and audio streams
– No user intervention required
HDR
• Enhanced picture quality by simultaneously enabling greater detail for both the dark and bright parts of an image.
• References to CEA-861.3, CEA`s recently published update of HDR Static Metadata Extensions.
Difference of HDMI versions
