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Previous HDMI Specifications
HDMI 1.0
- Released on December 9, 2002.
- HDMI 1.0 specified a single cable digital audio/video
connector interface with a maximum TMDS bandwidth of 4.9
Gbit/s.
- HDMI 1.0 supports up to 3.96 Gbit/s of video bandwidth
(1080p/60 Hz or UXGA) and 8 channel LPCM/192 kHz/24-bit audio.
HDMI 1.1:
- Released on May 20, 2004.
- Added support for DVD Audio.
HDMI 1.2:
- Released on August 8, 2005.
- Adds features and capabilities that increase HDMI's appeal
for use in both the CE and PC industries.
- Support for
One Bit Audio format, such as SuperAudio CD's DSD (Direct
Stream Digital).
- Better support for current and future PCs with HDMI
outputs, including: availability of the widely-used HDMI Type A
connector for PC sources and displays with full support for PC video
formats,
- Added ability for PC sources to use their native
RGB color space while retaining the option to support the YCbCr CE
color space.
- Required HDMI 1.2 and later displays to support future
low-voltage (i.e., AC-coupled) sources, such as those based on PCI
Express I/O technology.
HDMI 1.2a:
- Released on December 14, 2005.
- CEC:
Added Consumer Electronic Control (CEC) features and command sets and
CEC compliance tests are now fully specified.
- Creation of version 1.2a of the HDMI Compliance Test
Specification (CTS), which includes a CEC Supplement. HDMI CTS 1.2a has
been updated for technical consistency with HDMI Specification 1.2a as
well as to the recently released HDMI Specification 1.2.
HDMI 1.3:
- Released on June 22, 2006.
- Increased
the single-link bandwidth to 340 MHz (10.2 Gbit/s) to
support future High Definition display devices with higher
resolutions, Deep Color and high frame rates.
- HDMI 1.3 specification built in the technical foundation
that will let future versions of HDMI reach significantly higher
speeds.
- Deep Color: HDMI 1.3 supports
10-bit, 12-bit and 16-bit (RGB or YCbCr) color depths, up from the
8-bit depths in previous versions of the HDMI specification.
Deep color is capable of rendering of over one billion colors
in unprecedented detail.
- Broader color space: HDMI 1.3
adds support for “x.v.Color™” (which is the consumer name describing
the IEC 61966-2-4 xvYCC color standard), which removes current color
space limitations and enables the display of any color viewable by the
human eye.
- New mini connector: With small
portable devices such as HD camcorders and still cameras demanding
seamless connectivity to HDTVs, HDMI 1.3 offers a new, smaller form
factor connector option. This connector is called "Type C."
- Lip Sync: HDMI 1.3
incorporates automatic audio syncing (audio video sync)
capability.
- New HD lossless audio formats such as Dolby
TrueHD and DTS-HD: In addition to HDMI’s current ability
to support high-bandwidth uncompressed digital audio and all
currently-available compressed formats (such as Dolby® Digital and
DTS®), HDMI 1.3 adds additional support for new lossless compressed
digital audio formats Dolby TrueHD and DTS-HD Master Audio™.
HDMI 1.3a
- Released on November, 10 2006.
HDMI 1.3b, HDMI 1.3b1, and 1.3c (no differences on HDMI
features, functions, or performance)
HDMI 1.3b
- Released on March 26, 2007.
- Describe testing for products based on the HDMI 1.3a
specification regarding HDMI compliance.
HDMI 1.3b1
- Release on November 9, 2007.
- Introduced Type C mini connector.
HDMI 1.3c
- Released on August 25, 2008.
- Described testing for active HDMI cables.
The HDMI
1.4 specification features are available here.
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