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Laser Disc

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Laser Disc By 07500379 Invented by David Paul Greg(1958 ... – PowerPoint PPT presentation

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Title: Laser Disc


1
Laser Disc
  • By
  • ?????? ??????? ????07500379

2
?????????????????
  • Invented by David Paul Greg(1958)

Developed by Philips(1969)
3
  • - ??????????????????????? Discovision(1978)

- LaserVision , LaserVideo Disc , Reflective
Optical Video Disc DiscoVision , Disco-Vision ,
MCA DiscoVision
- Pioneer Electronics maketed as Laser Disc(1980)
4
??????
??????????????2????2????????????????????????
???????????????? ??????30??.
5
???????????????????(????????????????12??.)
6
????????
  • ????????????????????

??????/?????????????????????????????????
7
????????? Laserdisc
  • CAV
  • Constant Angular Velocity

??????????????????????????????
?????????????? 30 ????(??2????)
??????????????????????, ??????????,
??????????????? ???????????????????????
8
  • CLV
  • Constant Linear Velocity

??????????????????????????????????????????????????
? CAV
??????????????????????????????????????
9
????????????
  • ???????????????????????????????
  • ???????????????????????????????? ????????

10
??????????? Laser Disc
  • Pioneer PR7820

Pioneer LD1000
11
???????????????????????
  • http//en.wikipedia.org

12
???????????
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