1972?,?????? (Philips) ?????????? (CD:compact disk) ???????????

1
??? ????

2
9.1 ????????
3

• 1972?,?????? (Philips) ?????????? (CDcompact
  disk) ???????????
• 1979?,???????????11.5???????,??1980??????? (SONY)
  ????????? (CD-DAdigital audio)
  ?????,?????????????????????
• 1984??,?????????100????????????2000????????

4

• 1984???CD-ROM (read only memory) ??????
• 1986?,??????IBM?MicroSoft ????????????High
  Sierra Hotel and Casino?????????????????????,?????
  ?????High Sierra Format?
• 1987,?????? (ISOInternational Standard
  Organization) ??????????,????? High Sierra Format
  ??????ISO 9660?CD ROM ?????CD-ROM?????,???????????
  ?????????????????,????CD-ROM????????????

5

• 1986?,????????????????? (video) ?????? (???)
  ?????,??CD-I (CD-Interactive),???CD-I?????????????
  ?,???????????????,????????????,??????????
• 1994?,?CD-I ?????Video-CD ??????,????????????????
  ???????,Video-CD????????????????????MPEG-1????????
  ?????????????????????,????????????????????
• 1996?DVD (digital versatile disc) ??????????

6

• ????????????????????,???? (recordable)
  ??????????????1989????????????? (Orange Book)
  ?????,???????????????????????????

7

• ???????????????,???????????????????????????????
  ???????????????????610?,???????????????,???????S
  ONY?Philips?JVC ??????????????????????????????

8

• ????SONY?Hitachi?Matsushita?Pioneer?Sharp,???LG?Sa
  msung,???Philips?????Thomson?????,??Apple?Dell?PC?
  ???????????? (BDBlue-ray Disc)?
• ?Toshiba?NEC?????Advanced Optical Disk (AOD)?

9
9.2 ???????
10
CD-DA - ???

• CD-DA (digital audio) ???????,?? ??? (Red
  Book),??????SONY?????1980????????????????????PCM
  (pulse code modulation)?PCM?????????????,?????????
  44.1KHz?16Bit???? (stereo) ??????????????WAVE
  (.wav) ???PCM??????????? (?Nero?)
  ????????,???????????WAVE???????

11

• ???????,???????????block (??),???Sector,???bloc
  k???2,352 bytes?????????????????75?blocks????????
  ???99?????? (track),??????????????2? (150
  blocks) ????? (gap)??????????????????

12
CD-ROM - ???

• CD-ROM???????,?? ??? (Yellow
  Book)???????????????????,????SONY?????????????????
  ?????CD-ROM????????????????,??????????????????????
  ????????1984???????? ISO (International Standard
  Organization) ??,?? ISO 9660 ??,??CD-ROM??????????
  ????????

13

• ??????????? (?????) ???????????????????,???????
  ???????,?????? (MicroSoft) ???????SONY???,??1989??
  ???CD-ROM????? (Extended Architecture),???CD-ROM
  XA (XAeXtended Architecture)?????????????CD-I?Vid
  eo CD????? ???CD-ROM XA??????

14
CD-I - ???

• CD-I??????????,?? ??? (Green
  Book),?????1986???,?????CD-ROM XA
  ???,????????????,????????????????CD-I
  ?????????CD-RTOS,???CD-I?????Philips??????????,???
  ???????????CD-I???MPEG-1???????????VHS??????,?????
  ????? - ????????CD-DA????????????????,????????????
  ? - Video CD ???,??????????CD-I ?????Video CD????

15
CD-R and MO Format - ???

• ???????????,?????????????????,??????????? ???
  (Orange Book) ??????,????CD-R?MO
  (magnetooptical) ??????????????Part
  I?????????CD-MO???Part II?????????CD-R????

16
CD-R ?????????????
17

• ???????????,?????????? (PCA,power calibration
  area),????????????????????????????????????
  (PMA,program memory area),????????????????????????
  ???????,??????????????Lead In ? Lead Out ??Lead
  In ????????????????????????Lead Out
  ??,????????????

18
Video CD - ???

• Video-CD???????,?? ??? (White
  Book)???????CD-I Bridge,???????CD-ROM XA?CD-I
  ?????????????????????????????,???SONY?JVC?Matsush
  ita (Panasonic) ??????

19

• Video CD?CD-I??????? (???VHS????),?????????????
  ???????,?????????? (??????) ??????????????VCD????
  ??????????,??Video CD???????????????????,?????????
  ??,?Video CD??????????????????,?????????????????,M
  PEG-1???????????Video CD ??????????DVD???????????
  ?,Video CD ????????????

20
DVD - (Digital Versatile Disc)

• DVD??????????DVD??? (DVD Forum)
  ????????,????????????????????????????,???????????D
  VD????????1996?DVD Forum ????DVD (Digital
  Versatile Disc) ???,?????Book A E????????

21

• Book A???????????DVD-ROM???
• Book B???????DVD-Video??,??DVD?????????????????DV
  D??,?????????DVD,?????DVD-Video?
• Book C??????????DVD-Audio??,??????????CD?44.1KHz?
  ???,??DVD-Audio???????192 KHz,????????????????????
  ??,????????????????????????,????????CD-DA???,????
  ??????????????
• Book D?? DVD-R????
• Book E?? DVD-RAM ????

22

• DVD-Video????DVD?????????,?????????????????????
  ??????MPEG-2???,???Bit Rate????????? (CBR
  constant bit rate) ??????? (variable bit
  rate),??????9Mbps (bps bits per
  second)?????VCD?352 240 (NTSC) ?????720
  480,??????????????????????PCM???AC3?DTS???,????5.1
  ?6.1???7.1?????,??????????????????????

23
9.3 ???????DVD????
24
HD-DVD????

• ???????????,????? (HDTVHigh Definition TV)
  ????????????,??????? (High Definition)
  ???????????????????DVD?????????????????,??HD-DVD??
  ????????????????

25

• ????BD?AOD???????DVD Forum???,?????DVD??????????
  ???,???????????????????,2003?DVD???????NEC?Toshiba
  (AOD)??????HD-DVD????HD-DVD?????????,????????DVD??
  ?????,??BD?????????

26

• HD-DVD??????????15GB,??????????30GB????????DVD?
  ???,???4.7GB DVD??????2???525?????SD (Standard
  Definition) ?????30GB?HD-DVD????????8???1,125????
  ?HD (High Definition) ?????,??????????

27
  DVD HD DVD HD DVD HD DVD
Disc type DVD-ROM(Read-Only) HD DVD-ROM(Read-Only) HD DVD-R(Recordable) HD DVD-Rewritable(Recordable)
Disc diameter 120mm 120mm 120mm 120mm
Disc structure 0.6mmx 2 substrates 0.6mmx 2 substrates 0.6mmx 2 substrates 0.6mmx 2 substrates
Capacity(Single-sided, single-layer)(Single-sided, dual-layer) 4.7GB8.5GB 15GB30GB 15GB 20GB32GB(Under development)
Playback timeRecording time 4.7GB, SD resolution132minutes8.5GB, SD resolution238minutes 15GB, HD resolutionover 4 hours30GB, HD resolutionover 8 hours 15GB, HD resolutionover 4 hours 20GB, HD resolutionover 5.5 hours32GB, HD resolutionover 8.5 hours
Laser Wavelength 650nm(red laser) 405nm(blue laser) 405nm(blue laser) 405nm(blue laser)
Compression technology MPEG-2 MPEG-4 AVC/VC-1/MPEG-2 MPEG-4 AVC/VC-1/MPEG-2 MPEG-4 AVC/VC-1/MPEG-2
User bit rate 11.08Mbps 36.55Mbps 36.55Mbps 36.55Mbps
Track pitch 0.74µm 0.40µm 0.40µm 0.34µm
28

• HD-DVD?????????,??????????Microsoft?VC-9?H.264
  ?MPEG-2?VC-9?H.264??,???????????MPEG-4??,?????????
  ?????????

29
?????? DVD ??

• ?????? DVD??EVD(Enhanced Versatile Disc,
  EVD) HDV(High Definition Video, HDV)
  HVD(High-Definition Versatile Disc, HVD)
  FVD(Forward Versatile Disc)???

30

• EVD?HDV??HVD,??????????????????,???????,???????
  ?????DVD???????????????????????????????,??????????
  ????????????????????

31

• ????????????FVD,??????????????? DVD ? 4.7GB ??
  5.4GB6GB ???????????????? 11GB ?
  15GB???????????????? WMV-9 ??????? DVD?????
  MPEG-2 ??,??????(copy protection)?????????AES????
  FVD ?????,? FVD ?????? 5.4GB ?????? 135 ??
  1280720p ??????,?? FVD ?????? 15GB ???? 3 ??
  19201080i ???????

32

• ?????? DVD???????????????????????????Philips ,
  SONY ???,??????SVCD???????????,?????

33
???? ( Blue-ray Disc )

• ????( Blue-ray Disc )?????????,???????Blu-ray
  Disc Association (BDA) ???,BDA ????????PC??????App
  le, Dell, Hitachi, HP, JVC, LG, Mitsubishi,
  Panasonic, Pioneer, Philips, Samsung, Sharp,
  Sony, TDK and Thomson

34

• ?????????????????????????( High Definition
  Video) , ????????????? , ???????????25GB?????,
  ???? 2???????(HDTV)???13?????????(Standard
  Deinition TV),?????????50GB?????.
• ????405nm???????,?????????650nm?????,?????????
  ???.

35
???????????

• 1. BD-ROM ???????, ??? ??,
• ??????????.2.BD-R ????????,??????
  ??(HDTV)?PC?????3.BD-RW ??????????,???
  ?????(HDTV)?PC?????

36
Parameters BD BD DVD DVD
Capacity 25GB 50GB 4.7GB 9.4GB
Number of layers single-layer dual-layer single-layer dual-layer
Laser wavelength 405nm 405nm 650nm 650nm
Numerical aperture (NA) 0.85 0.85 0.60 0.60
Protection layer 0.1mm 0.1mm 0.6mm 0.6mm
Data transfer rate 54.0Mbps 54.0Mbps 11.1Mbps 11.1Mbps
Video compression MPEG-2MPEG-4 AVCVC-1 MPEG-2MPEG-4 AVCVC-1 MPEG-2 MPEG-2
37
CD??????????????

• CD???????????Block ( ??) ??? Sector ,
  ???Block??2,352 bytes ???,?????????75?Blocks,???74
  ????????????????? 2,352byte X 75 Blocks /? X
  60 ?/? X 74 ?/?? 783,216,000
  bytes/??747Mb/??????????????????Block?????????2
  048 bytes

38
???????????????
39
(No Transcript)