First, the basic information of Blu-ray Disc <br> When was the Blu-ray Disc released?
The Blu-ray Disc format specification was officially launched in February 2002. The Blu-ray Disc burner was first launched in Japan in 2003. The Blu-ray player began shipping worldwide in early 2006.
What does the name of Blu-ray Disc mean?
"Blu-ray" refers to a blue laser used to read and burn Blu-ray discs. The blue laser has a higher density than the red laser used for CD and DVD discs, enabling higher storage capacity. The word "Blu" in the English word "Blu-ray" was originally "Blue" (blue), and the letter "e" at the end of the word was intentionally removed to distinguish it from the registered trademark of Blu-ray products.
Second, the format of Blu-ray Disc <br> What are the variant formats of Blu-ray Disc?
Like CD and DVD discs, Blu-ray Discs are available in three variants: pre-write, rewritable and writable. The English abbreviation for pre-recorded Blu-ray Disc is BD ROM, which usually contains movies or TV series re-released in HD format; the English abbreviation for rewritable Blu-ray Disc is BD R, which can be used to store massive amounts of data and video; rewritable Blu-ray Disc The English abbreviation is BD RE, which can be used to repeatedly erase different contents of large capacity.
What is the capacity of a Blu-ray disc?
There are two versions of Blu-ray Disc in three formats: single layer and double layer. The data or video storage capacity of a dual-layer disc is equal to twice that of a single-layer disc, and two separate layers (both on both sides of the disc) store information. A single-layer disc can hold 25G of data, while a dual-layer disc has a data capacity of 50G without manual flipping.
Can Blu-ray Disc products play DVDs and CDs?
Although this is not a requirement for Blu-ray Disc formats, all Blu-ray Disc products will be able to play DVDs and CDs, just as DVD players can now play CDs. Most companies have developed laser components and reading devices that can read CDs, DVDs, and Blu-ray discs.
Can Blu-ray Disc products burn DVDs and CDs?
Whether to provide DVD and CD burning capabilities depends on the manufacturer. Currently, some Blu-ray Disc video products allow simultaneous recording of DVDs. It is estimated that most Blu-ray drives will support recording of CD, DVD and Blu-ray discs.
Can I use Blu-ray Disc on my DVD player?
No. The DVD player uses a red laser to read information from the disc, while the red laser cannot read the subtle discs of the Blu-ray disc, and only the blue laser can read it. In addition, DVD video players lack the advanced technology to decode high definition images on Blu-ray discs.
Third, the Blu-ray disc video application
What is the video quality of Blu-ray Disc?
Blu-ray Disc offers HD video quality far superior to other media or broadcast formats. High-definition video has a resolution of up to 1920x1080 and a bandwidth of 54M/s (almost twice that of regular HDTV broadcasts). No other format can match the quality of Blu-ray Disc video. In addition, due to the huge capacity of Blu-ray discs, there is no need to use compression algorithms that reduce image quality (many media with smaller storage space use such compression algorithms). Blu-ray Disc also supports other video formats, including standard definition TV, depending on the application. Home Theater Network welcomes you!
How much video can a Blu-ray disc hold?
As with DVDs, this depends on the video bandwidth used, the number of sound tracks, and other standards established by the disc creator. A single-sided Blu-ray Disc can record 135 minutes of MPEG-2 HD video plus 2 hours of standard definition additional content, while a two-sided Blu-ray Disc can record 3 hours of HD video plus 9 hours of standard definition additional content . If you use advanced codecs, you can even store more content.
Do I have a HDTV to use Blu-ray Disc?
To play Blu-ray Disc, you need a TV that is compatible with HD, a TV with an HDMI input.
What kind of area coding system does Blu-ray Disc use?
Unlike DVDs, the regional encoding system for Blu-ray Discs divides the world into only three major regions, called Zone A, Zone B, and Zone C. Publishers can choose whether to use region encoding on a blockbuster Blu-ray Disc. The Blu-ray player can play whether or not it has a zone code.
Zone A: North America, Central America, South America, Japan, Korea, and Southeast Asia
Zone B: Europe, Middle East, Africa, Australia and New Zealand
Area C: India, Russia, China, other regions
Fourth, the data application of Blu-ray Disc <br> How does the capacity of Blu-ray Disc compare with other media media?
A Blu-ray Disc can hold 50G of data, equivalent to about 10 writable DVDs (or 5 double-sided DVDs) or about 70 writable CDs. Therefore, Blu-ray Disc is the most ideal and economical mobile storage medium for storing large amounts of data and video.
What type of data can Blu-ray Disc store?
Any form of data on your computer can be saved on Blu-ray Disc, including text files, images, video or audio files. With the right software or operational support, Blu-ray Disc can be used as a large-capacity mobile hard disk.
Can I record video content to Blu-ray Disc from my computer?
can. With the right software, you can edit standard or high-definition video (such as video recorded on your camcorder) and record it on a Blu-ray disc. After recording to Blu-ray Disc, you can also play and watch it on your TV and Blu-ray player.
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