JPS5299804A - Production of orginal disc for information recording medium - Google Patents
Production of orginal disc for information recording mediumInfo
- Publication number
- JPS5299804A JPS5299804A JP1631676A JP1631676A JPS5299804A JP S5299804 A JPS5299804 A JP S5299804A JP 1631676 A JP1631676 A JP 1631676A JP 1631676 A JP1631676 A JP 1631676A JP S5299804 A JPS5299804 A JP S5299804A
- Authority
- JP
- Japan
- Prior art keywords
- orginal
- disc
- production
- recording medium
- information recording
- 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
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/0057—Intermediate mediums, i.e. mediums provided with an information structure not specific to the method of reproducing or duplication such as matrixes for mechanical pressing of an information structure ; record carriers having a relief information structure provided with or included in layers not specific for a single reproducing method; apparatus or processes specially adapted for their manufacture
Landscapes
- Manufacturing Optical Record Carriers (AREA)
Abstract
PURPOSE:To ensure stable recording by forming a guide groove through a spiral scanning of a beam and by writing information in the guide groove.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51016316A JPS5821337B2 (en) | 1976-02-17 | 1976-02-17 | Production method of information recording medium master disc |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP51016316A JPS5821337B2 (en) | 1976-02-17 | 1976-02-17 | Production method of information recording medium master disc |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5299804A true JPS5299804A (en) | 1977-08-22 |
JPS5821337B2 JPS5821337B2 (en) | 1983-04-28 |
Family
ID=11913092
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51016316A Expired JPS5821337B2 (en) | 1976-02-17 | 1976-02-17 | Production method of information recording medium master disc |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5821337B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56119904A (en) * | 1980-02-04 | 1981-09-19 | Rca Corp | Method of copying vortex line groove pattern |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63202337U (en) * | 1987-06-20 | 1988-12-27 | ||
JPH0313845U (en) * | 1989-06-28 | 1991-02-13 | ||
JPH04115430U (en) * | 1991-03-28 | 1992-10-13 | 大塚化学株式会社 | Storage furniture with hidden storage |
-
1976
- 1976-02-17 JP JP51016316A patent/JPS5821337B2/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56119904A (en) * | 1980-02-04 | 1981-09-19 | Rca Corp | Method of copying vortex line groove pattern |
Also Published As
Publication number | Publication date |
---|---|
JPS5821337B2 (en) | 1983-04-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ZA765628B (en) | Method for writing information with a modulated radiation beam onto an information storage medium and information storage medium particularly adapted to the method | |
JPS5346019A (en) | Recoading medium | |
JPS5299804A (en) | Production of orginal disc for information recording medium | |
JPS52110634A (en) | Information recording material | |
JPS5374009A (en) | Servo information writing apparatus | |
JPS5413316A (en) | Method for recording information signals in original of grooveless information recording medium disc | |
JPS5250702A (en) | Optical information recording and reproduction apparatus | |
JPS52153404A (en) | Information recording medium | |
JPS5371808A (en) | Optical information reader | |
JPS5255547A (en) | Optical information reader | |
JPS5271201A (en) | Production of oridinal disc of information recording media | |
JPS5216208A (en) | Information recorder | |
JPS5274306A (en) | Optical recording and reproduction apparatus | |
JPS52107801A (en) | Manufacture for information recording media original disc | |
JPS5320941A (en) | Light recorder | |
JPS51126154A (en) | Recording medium | |
JPS5369014A (en) | Magnetic memory system | |
JPS5296521A (en) | Production of information recording medium master disc | |
JPS5229205A (en) | Magnetic memory | |
JPS52117605A (en) | Magnetic disc device | |
JPS5262037A (en) | Information regenerator | |
JPS5250649A (en) | Optical information record reproduction device | |
JPS53109601A (en) | Optical recording medium | |
JPS52143001A (en) | Optical regeneration method | |
JPS5215307A (en) | Data reader |