JPS6280257U - - Google Patents

Info

Publication number
JPS6280257U
JPS6280257U JP17157985U JP17157985U JPS6280257U JP S6280257 U JPS6280257 U JP S6280257U JP 17157985 U JP17157985 U JP 17157985U JP 17157985 U JP17157985 U JP 17157985U JP S6280257 U JPS6280257 U JP S6280257U
Authority
JP
Japan
Prior art keywords
constant
area
information recording
information
angular velocity
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP17157985U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0544927Y2 (zh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP17157985U priority Critical patent/JPH0544927Y2/ja
Publication of JPS6280257U publication Critical patent/JPS6280257U/ja
Application granted granted Critical
Publication of JPH0544927Y2 publication Critical patent/JPH0544927Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Optical Recording Or Reproduction (AREA)
JP17157985U 1985-11-07 1985-11-07 Expired - Lifetime JPH0544927Y2 (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17157985U JPH0544927Y2 (zh) 1985-11-07 1985-11-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17157985U JPH0544927Y2 (zh) 1985-11-07 1985-11-07

Publications (2)

Publication Number Publication Date
JPS6280257U true JPS6280257U (zh) 1987-05-22
JPH0544927Y2 JPH0544927Y2 (zh) 1993-11-16

Family

ID=31107335

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17157985U Expired - Lifetime JPH0544927Y2 (zh) 1985-11-07 1985-11-07

Country Status (1)

Country Link
JP (1) JPH0544927Y2 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2006006618A1 (ja) * 2004-07-13 2008-07-31 パイオニア株式会社 情報記録媒体

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2006006618A1 (ja) * 2004-07-13 2008-07-31 パイオニア株式会社 情報記録媒体

Also Published As

Publication number Publication date
JPH0544927Y2 (zh) 1993-11-16

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