The use of HDMI cables has become common in recent times due to their myriad of benefits. These accessories help in connecting a video/audio source to a display. The display can include an LCD/plasma TV set or a computer.
HDMI cables were first introduced in 2002, but four versions have been released since then:
HDMI cable (Ver. 1.0)
One of the most basic cables available, version 1.0 supports a maximum TMDS bandwidth of 4.95 Gbit/s and also specifies the basic audio/video HDMI interconnect. The maximum allocated bandwidth in version 1 of HDMI cables is about 3.96 Gbit/s. HDMI version 1 is also compatible with Blu-ray players.
HDMI cable (Ver. 1.1, 1.2 and 1.2a)
HDMI cables version 1.1 and 1.2 saw minor changes in functionality. However, there were no known major overhauls of the adaptors or the accessories. The new functions included added support for DVD audio in version 1.1, while version 1.2 boasted added support for 1-Bit audio devices. The CEC (Consumer Electronic Control) was also introduced for the first time in HDMI cable Version 1.2a.
HDMI cable (Ver.1.3)
This was the first major upgrade when it came to HDMI cables. There were significant enhancements to original HDMI specifications, the most noticeable being the increasing single-link bandwidth of 340 MHz or an 11.2 Gbit/s data stream.
HDMI cable (Ver.1.4)
Released in the summer of 2010, HDMI cable version 1.4 was another major upgrade to the long list of HDMI versions. Some of the major upgrades included 11 Mb/s HDMI Ethernet Channel (HEC). This enhanced the resolution for HDMI connected devices to up to 4096 x 2160p24 or 3840 x 2160 at up to 30 hertz. Additionally, version 1.4 also boasted 3D support and colour spaces designed for specific digital cameras.
HDMI is a type of audio/digital cable that offers a digital connection between video/audio systems such as cable or satellite boxes, home cinema systems, DVD players, television monitors, games consoles etc. HDMI cables come in different colours and shapes to transmit the uncompressed data between audio/video systems.
HDMI cables are now an efficient alternative to other cables such as the coaxial cable, VGA, composite video, D-terminal video and S-video. Ever since the launch of HDMI cables in 2003, they have created a stir in the electronic market. These HDMI cables have been purchased by more than 850 PC and consumer electronics companies.
HDMI cables have gained immense popularity in the past few years mostly because they support high definition TV and computer formats. Another important feature of HDMI cables is that they are compatible with backward forum DIV (Digital Visual Interface) that was previously used by most consumers.
Types of HDMI cable connectors
HDMI cables are designed to increase the sound and picture quality of all high quality digital systems. With new versions of digital versions being developed and released all the time, the possible potential of these HDMI cables is vast.
Each version of the HDMI cable comprises of three different types of connectors – Type A, Type B and Type C. Type C and Type A are standard with 19 pins to support HDTV, ED and SD formats. Meanwhile, Type B includes 9 pins and offers prolonged video resolution such as the WQSXGA.
There are numerous advantages of using HDMI over analog but the main reason is quality. HDMI is a digital interface. It therefore provides excellent quality because there analog to digital conversion is not required as there is with component or S-video. At higher resolutions, such as 1080p, the impact is particularly noticeable. For example, there is no ghosting and only sharpness where there would be softness.
HDMI is extremely easy to use because it utilises video and multi-channel audio in just one cable. Using one cable versus many is less expensive and simpler. As HDMI is modern it is more future-proof so you can upgrade your equipment without needing to invest in further cables.
HDMI enters into a two-way dialogue between the video source, for example a DVD player, and the DTV, which means automatic configuration, for example is possible. HDMI will automatically communicate the best format to use format to use for the it is talking to, making it easier to use and less time consuming for consumers.
The high definition multimedia interface (HDMI) cable is specially designed to transmit data from one device to another. The types of data that can be sent through HDMI cables include video and audio data. Unlike earlier audio visual cables like coaxial and composite cables, HDMI cables are quite superior in delivering a higher degree of audio and image quality.
Due to the numerous advantages that HDMI cables offer over other types of cables, they have now replaced traditional audio visual cables. While earlier cables did transmit audio visual data, they were not able to perform any additional functions. This is one of the major advantages of HDMI cables over others.
Reasons for the popularity of HDMI cables
As HDMI cables have the ability to send higher quality video and audio data through monitors and televisions, they have become quite popular these days. When coupled with the right high definition devices, HDMI cables also allow users to get the best sound and picture available.
If you have high definition devices like Blu-ray players, PS3 and Xbox 360 consoles etc, using an HDMI cable to connect them with your PC or television set will offer you the best HD audio and visual experience.
HDMI – or High Definition Multimedia Interface – cables were introduced to help people transmit movies and music from their computers to a display device. This includes LCD TV sets, projectors and desktop computers.
High quality data transmission
The modern enhancements introduced in HDMI cables ensure that the quality of the data being transferred is not affected. Some people have questioned whether the length of the cable plays a part in the overall quality of the data being transmitted. However, this has not been observed in newer versions of HDMI cables.
What makes an HDMI cable a must-have accessory?
Imagine if you were planning to watch a re-run of the sports game you missed on television but have stored it in your computer. With the help of HDMI cables, you can enjoy your sport in High Definition on your TV, accompanied along with high quality sound.
Which HDMI versions will be best for you?
HDMI cables come in four different versions – version 1.0, version 1.2a, version 3 and version 4. The versions vary on functionality and the features.
It is advisable to keep yourself updated with the latest technology to get the most of your entertainment system.
For most customers, there is no difference at all between a HDMI version 1.3 cable and HDMI version 1.3a and 1.3b cables. The difference between cables lies in how they have been tested and to what specification but this holds no actual practical difference for 99% of consumers because they do not impact on domestic functionality or use.
There are plans afoot to reduce confusion in the market-place for consumers regarding this by changing focusing less on categorisation as it currently stands and instead defining HDMI cables by product features and functionality.
TVs are now considered to be one of the basic necessities of modern life in the home. Your TV set keeps you connected to the outside world and also acts as a source of entertainment. Modern day TV sets offer various advantages, especially when compared to their older counterparts. HDMI ports, internet connectivity and High-Definition picture are some of these extraordinary benefits.
What are HDMI cables?
HDMI (High Definition Multimedia Interface) cables are accessories that carry uncompressed all-digital audio and video over the same interconnect. HDMI cables help to connect digital audio/video sources. These include laptops, desktop computers, gaming consoles and video projectors.
Why should you opt for HDMI compatible TV sets and other accessories?
Consider a scenario wherein you own a 42” LCD TV but cannot watch a particular film on it because the film is stored in your computer. It would be a disappointment to miss out on the thrill of watching your favourite movies on such a large, high-definition screen. With the help of HDMI cables, you can connect your computer to your TV and enjoy the movie on a High-Definition screen coupled with enhanced sound quality.
Further advantages of using HDMI cables include:
Best digital quality possible: The feature of transferring uncompressed digital audio and video makes HDMI cables an ideal accessory for getting the best possible digital and audio quality.
DVI compatible: Do not fret if you own a DVI device. HDMI cables are fully compatible with DVI (Digital Visual Interface). All you need is a DVI-HDMI cable adaptor and you are good to go.
Two way communication support: Most HDMI cables support two way communications between the display and video source. Automatic configurations are also available with modern HDMI cables in case of remote controls that are connected by HDMI cables.
HDMI (High Definition Multimedia Interface) is an accessory that is used in most modern homes. These cables help the user to transmit video and audio from a projecting source to the display without affecting the quality.
What makes HDMI cables important nowadays?
Most modern devices now support Blu-ray players and DVDs. Consider a scenario wherein you own a TV that is not Blu-ray capable. With the help of HDMI cables, you can connect your Blu-ray capable laptop or desktop computer to your TV and enjoy your favourite movie in high definition.
Are there any restrictions involved in the use of HDMI cables?
There are no known issues that have caused inconvenience to the user by using HDMI cables. There are different versions of HDMI cables available for use. These versions vary on functionality and also on the features that they offer. Opt for one that suits your needs and requirements.
Will sound or video quality be affected by using HDMI cables?
With modern versions of HDMI cables, you can enjoy your favourite sports match or movie in high definition without worrying about the quality. The upgrades and enhancements introduced in newer versions of HDMI cables will ensure that the sound and video quality is not affected.
When using HDMI cables for a PS3 games console, you should follow these instructions:
Switch on your LCD or plasma TV and set its input to the HDMI setting.
Use an HDMI cable to connect your PS3 to the LCD or plasma TV.
Switch on your PS3 and press for a few seconds until you hear the PS3 start to bleep and let go of the power button.
The PS3 should now configure itself for HDMI video and Audio output so long as the HDMI cable is properly connected.
If you need further assistance, Sony customer services are available to help. Alternatively, consult your PS3 manual.
HDMI (High Definition Multimedia Interface) is considered to be a must have TV accessory. However, choosing the right HDMI cable can be tricky due to the various technical aspects involved.
What factors do you need to consider prior to purchasing HDMI cables?
Outlined below are some factors that need to be taken into account before your purchase your HDMI cables:
1. HDMI cable category
There are two main categories involved when it comes to HDMI cables. Category 1 cables involve support for HDMI frame rates and resolutions. Meanwhile, category 2 cables support advanced resolutions and frame rates.
2. Cable length
Generally, there are no restrictions involved when it comes to the length of HDMI cables. The length of most HDMI cables varies from 3” to 50”. The length of the cable should also depend on the distance that you usually opt for between the projecting device and the receiver.
3. HDMI capable devices
Most modern devices are HDMI capable. However, it is important to check with the manufacturer and also the instruction manual before you opt for a TV or a computer.
4. HDMI standards compliance
At present, there are 4 versions of HDMI cables. These include version 1.0, version 1.2, version 2 and version 3. Each of these versions is supposed to comply with and support the versions that were released before its launch. For example, version 1.2 should meet the requirements of versions 1.0, 1.1 and 1.2. However, this does not necessarily mean that 1.2 will support 1.3.