CONTENTSCONTENTS IntroductionIntroductionBlu - ray Disc CharacteristicsBlu - ray Disc CharacteristicsBlu - ray Disc ApplicationsBlu - ray Disc ApplicationsBlu - ray Disc ManufacturersBlu - ray Disc ManufacturersBlu - ray Disc & DVDBlu - ray Disc & DVDBlu - ray Disc & HD - DVDBlu - ray Disc & HD - DVDMovie DistributionsMovie DistributionsFormat, Video & Data StorageFormat, Video & Data StorageSupporting CompaniesSupporting Companies Important Features Important Features

INTRODUCTIONINTRODUCTION

Increasing demand for high capacity data storage Increasing demand for high capacity data storage device.device.

In 80s, In 80s, CDCD with with 650 MB650 MB storage capacity. storage capacity.

In 90s,In 90s, DVD DVD with with 4.7 to 9 GB4.7 to 9 GB storage capacity. storage capacity.

High Definition Video demanded for new solution.High Definition Video demanded for new solution.

Blu - ray Disc Blu - ray Disc with with 25-30 GB25-30 GB capacity having same capacity having same factors as CD and DVD has become a solution to this factors as CD and DVD has become a solution to this demand.demand.

Blu-ray Disc (BD) is the name of a next-generation Blu-ray Disc (BD) is the name of a next-generation optical disc format. optical disc format.

As it uses a blue laser for read & write operation, it’s As it uses a blue laser for read & write operation, it’s named as a “Blu - ray Disc”. named as a “Blu - ray Disc”.

BLU - RAY DISC BLU - RAY DISC CHARACTERISTICSCHARACTERISTICS

Blu- ray Disc has : Blu- ray Disc has : Broadest industry supportBroadest industry support by leading Hardware by leading Hardware Manufacturers & major Blank Media Manufacturers. Manufacturers & major Blank Media Manufacturers. LifespanLifespan of at least 10 to 15 years. of at least 10 to 15 years. StrongestStrongest Content ProtectionContent Protection schemes. schemes. Much Much strong resistancestrong resistance against scratches and fingerprints. against scratches and fingerprints.Speed of Recording -Speed of Recording - 36 36 Mbps which take 1 hr & 33 min Mbps which take 1 hr & 33 min to record 25 GB.to record 25 GB. ** 2x & 8x speed also may be achieved. 2x & 8x speed also may be achieved. Cost :Cost : Require a nominal investment in advance. But for Require a nominal investment in advance. But for mass product cost may be less.mass product cost may be less.HighestHighest capacity capacity ofof any consumer media format.any consumer media format.

BLU - RAY DISC APPLICATIONSBLU - RAY DISC APPLICATIONS

High Definition Television Recording. High Definition Television Recording.

High Definition Video Distribution. High Definition Video Distribution.

High Definition Camcorder Archiving. High Definition Camcorder Archiving.

Mass Data Storage. Mass Data Storage.

Digital Asset Management & Professional Storage. Digital Asset Management & Professional Storage.

BLU - RAY DISC BLU - RAY DISC MANUFACTURERSMANUFACTURERS

Consumer Electronics Consumer Electronics Manufacturers. Manufacturers.

PC and PC Peripheral PC and PC Peripheral Manufacturers. Manufacturers.

Media Manufacturers. Media Manufacturers.

Content Providers. Content Providers.

BLU - RAY DISC & DVDBLU - RAY DISC & DVDParametersParameters BDBD DVDDVD

Storage capacity Storage capacity - Single Layer- Single Layer - Dual Layer- Dual Layer

25 GB 25 GB 50 GB 50 GB

4.7 GB4.7 GB9.4 GB9.4 GB

Laser wavelengthLaser wavelength 405 nm405 nm 650 nm650 nm

Numerical aperture (NA)Numerical aperture (NA) 0.850.85 0.600.60

Protection layerProtection layer 0.1 mm0.1 mm 0.6 mm0.6 mm

Data transfer rateData transfer rate 36 Mbps36 Mbps 11.08 Mbps11.08 Mbps

Video compressionVideo compression

MPEG-2MPEG-2MPEG-4 AVC, MPEG-4 AVC,

VC-1VC-1  

MPEG-2MPEG-2

BLU - RAY DISC & DVDBLU - RAY DISC & DVD

Beam spots for Read & Write

Operation

Track PitchPit Length

Storage Density

BLU - RAY DISC & HD - DVDBLU - RAY DISC & HD - DVDParametersParameters BDBD HD - DVDHD - DVD

Storage capacityStorage capacity - Single-layer- Single-layer - Dual-layer- Dual-layer

25 GB25 GB50 GB50 GB

15 GB15 GB30 GB30 GB

Laser wavelengthLaser wavelength 405 nm405 nm 405 nm405 nm

Numerical aperture (NA)Numerical aperture (NA) 0.850.85 0.650.65

Protection layerProtection layer 0.1 mm0.1 mm 0.6 mm0.6 mm

Data transfer rateData transfer rate 36 Mbps36 Mbps 36 Mbps36 Mbps

Video compressionVideo compression

MPEG-2MPEG-2MPEG-4 AVCMPEG-4 AVCVC-1VC-1  

MPEG-2MPEG-2MPEG-4 AVCMPEG-4 AVCVC-1VC-1  

FORMATFORMATBlu-ray Disc variantsBlu-ray Disc variants : : * BD R - Blu-ray Disc Recordable * BD R - Blu-ray Disc Recordable

* BD RE - Blu-ray Disc Rewritable* BD RE - Blu-ray Disc Rewritable

* BD ROM - Blu-ray Disc Read Only Memory * BD ROM - Blu-ray Disc Read Only Memory Capacity :Capacity : * Single-layer disc - 23.3GB, 25GB or 27GB.* Single-layer disc - 23.3GB, 25GB or 27GB.

* Dual-layer disc - 46.6GB, 50GB or 54GB. * Dual-layer disc - 46.6GB, 50GB or 54GB.There's also research going on to add more layers for 100 There's also research going on to add more layers for 100 GB – 200 GB discs GB – 200 GB discs

Blu-ray Disc products play DVD & CD .Blu-ray Disc products play DVD & CD . Blu-ray Disc products record DVD & CD :Blu-ray Disc products record DVD & CD : Expected that Expected that

most BD PC drives will support the recording of CD, DVD & most BD PC drives will support the recording of CD, DVD & BD.BD.

DVD player cann’t play Blu-ray DiscDVD player cann’t play Blu-ray Disc :: * Lack of the advanced technology to decode the HD picture from a * Lack of the advanced technology to decode the HD picture from a

BD.BD.

* Use of red laser to read. * Use of red laser to read.

BLU - RAY DISC FOR VEDIO BLU - RAY DISC FOR VEDIO

Quatlity :Quatlity : BD offers HDTV video quality that far surpasses BD offers HDTV video quality that far surpasses any other medium or broadcast format & supports other any other medium or broadcast format & supports other video formats, standard definition TV.video formats, standard definition TV.

Capacity : Capacity : 25GB disc can record over 2 hours of HDTV or 25GB disc can record over 2 hours of HDTV or about 13 hours of SDTV.about 13 hours of SDTV.

Recording functionality :Recording functionality : Blu-ray Disc products are likely Blu-ray Disc products are likely to offer a recording function. to offer a recording function.

SDTV plays Blu-ray Disc :SDTV plays Blu-ray Disc : Pre-recorded Blu-ray Disc Pre-recorded Blu-ray Disc titles will play on any standard definition TV set & Blu-ray titles will play on any standard definition TV set & Blu-ray Disc recorder can also record SD video. Disc recorder can also record SD video.

BLU - RAY DISC & DATA STORAGEBLU - RAY DISC & DATA STORAGEComparision of capacity of a Blu-ray Disc :Comparision of capacity of a Blu-ray Disc :

BD with 50 GB = 10 recordable DVDs (5 Dual Layer BD with 50 GB = 10 recordable DVDs (5 Dual Layer DVDs) = 70 recordable CDs. DVDs) = 70 recordable CDs.

Kind of data for storage :Kind of data for storage : Any form of data including Any form of data including text documents, images, video/audio files. text documents, images, video/audio files.

PC records video to a Blu-ray Disc :PC records video to a Blu-ray Disc : With appropriate With appropriate software, you can edit SD or HD video and then record it software, you can edit SD or HD video and then record it to a Blu-ray Disc. to a Blu-ray Disc.

High Definition Movie Releases :High Definition Movie Releases :** Sony Pictures Home Entertainment and MGM Sony Pictures Home Entertainment and MGM ** Buena Vista Home Entertainment Buena Vista Home Entertainment ** Lionsgate Home Entertainment Lionsgate Home Entertainment ** Paramount Home EntertainmentParamount Home Entertainment ** Warner Bros. Warner Bros. ** Eagle Rock EntertainmentEagle Rock Entertainment ** TBS/Angel Seekers TBS/Angel Seekers ** Asmik Ace Entertainment, Inc. Asmik Ace Entertainment, Inc. ** Twentieth Century Fox Home EntertainmentTwentieth Century Fox Home Entertainment

SUPPORTING COMPANIES SUPPORTING COMPANIES Supporting Companies :Supporting Companies :

The Blu-ray Disc Association has member companies The Blu-ray Disc Association has member companies from the CE, IT, BDF, media and software industries. from the CE, IT, BDF, media and software industries.

* Hitachi, Ltd. * LG Electronics Inc. • Matsushita Electric Industrial Co., Ltd. * Mitsubishi Electric Corporation * Pioneer Corporation * Royal Philips Electronics * Samsung Electronics Co., Ltd. * Sharp Corporation * Sony Corporation * TDK Corporation * Thomson Multimedia

PRODUCTSPRODUCTSBlu-ray Disc products currently available, or announced Blu-ray Disc products currently available, or announced for introduction in the near future, are as under :for introduction in the near future, are as under :

BD Video Recorders/Players :BD Video Recorders/Players :* Panasonic * Panasonic DMR-E700BD (Japan) * Philips BDP9000 * Philips BDP9000 * Pioneer BDP-HD1 (USA) * Pioneer BDP-HD1 (USA) * Samsung BD-P1000 (USA) * Samsung BD-P1000 (USA) * Sharp * Sharp BD-HD100 (Japan) * Sony BDZ-S77 (Japan) BDP-S1 * Sony BDZ-S77 (Japan) BDP-S1

(USA) (USA)

BD Drives for PCs :BD Drives for PCs :* Philips* Philips SPD7000 SPD7000 * Pioneer BDR-101A (USA)* Pioneer BDR-101A (USA)

PRODUCTSPRODUCTS

BD Blank Media :BD Blank Media :* * Fuji Film BD RE (Japan) Fuji Film BD RE (Japan) ** Maxell BD RE (Japan) Maxell BD RE (Japan) ** Panasonic BD RE (Japan)  Panasonic BD RE (Japan) ** Sony Sony BD RE (Japan) BD RE (Japan)

** TDK BD RE (Japan) TDK BD RE (Japan)

BLU – RAY DISC REPLACING VHS BLU – RAY DISC REPLACING VHS It's the expectation that the Blu-ray Disc will replace It's the expectation that the Blu-ray Disc will replace

VHS. It also offers a lot of new innovative features not possible VHS. It also offers a lot of new innovative features not possible with a traditional VCR:with a traditional VCR:

* Random access* Random access* Searching * Searching * Create playlists, change the order of recorded programs * Create playlists, change the order of recorded programs

& editrecordedvideo  & editrecordedvideo 

* Automatically find an empty space to avoid recording * Automatically find an empty space to avoid recording over programs  over programs 

* Simultaneous recording and playback of video * Simultaneous recording and playback of video

* Enhanced interactivity * Enhanced interactivity * Broadband enabled * Broadband enabled * Improved picture, ability to record HDTV * Improved picture, ability to record HDTV

* Improved sound, ability to record surround sound* Improved sound, ability to record surround sound

DISADVANTAGESDISADVANTAGES

Because the recording layer in a Blu-Because the recording layer in a Blu-ray disc is 0.1 mm below the surface on the ray disc is 0.1 mm below the surface on the top of a 1.1 mm substrate, this disc will top of a 1.1 mm substrate, this disc will require a new production line.require a new production line.

The Blu-Ray format includes 3 The Blu-Ray format includes 3 protections against piracy, while the HD-protections against piracy, while the HD-DVD is based on the DRM protection DVD is based on the DRM protection system, which authorizes local transfers.system, which authorizes local transfers.

ReferenceReference

www.help2engg.comwww.help2engg.com