NL8001057A - Informatiesignaalregistreerstelsel. - Google Patents
Informatiesignaalregistreerstelsel. Download PDFInfo
- Publication number
- NL8001057A NL8001057A NL8001057A NL8001057A NL8001057A NL 8001057 A NL8001057 A NL 8001057A NL 8001057 A NL8001057 A NL 8001057A NL 8001057 A NL8001057 A NL 8001057A NL 8001057 A NL8001057 A NL 8001057A
- Authority
- NL
- Netherlands
- Prior art keywords
- signal
- frequency
- duration
- recording
- modulation
- Prior art date
Links
- 230000005236 sound signal Effects 0.000 claims description 13
- 239000003086 colorant Substances 0.000 claims 1
- 238000001228 spectrum Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003550 marker Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 229920002689 polyvinyl acetate Polymers 0.000 description 2
- 239000011118 polyvinyl acetate Substances 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 101100421144 Danio rerio selenoo1 gene Proteins 0.000 description 1
- 101100202896 Mus musculus Selenoo gene Proteins 0.000 description 1
- 241001422033 Thestylus Species 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000007723 transport mechanism Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
- G11B7/24085—Pits
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10527—Audio or video recording; Data buffering arrangements
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/14—Digital recording or reproducing using self-clocking codes
- G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
- G11B20/1407—Digital recording or reproducing using self-clocking codes characterised by the use of two levels code representation depending on a single bit, i.e. where a one is always represented by a first code symbol while a zero is always represented by a second code symbol
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/14—Digital recording or reproducing using self-clocking codes
- G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
- G11B20/1423—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code
-
- 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
- G11B23/0007—Circuits or methods for reducing noise, for correction of distortion, or for changing density of recorded information
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
- G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
- G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
- G11B7/0045—Recording
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B9/00—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor
- G11B9/06—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor using record carriers having variable electrical capacitance; Record carriers therefor
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Optical Recording Or Reproduction (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Moving Of The Head To Find And Align With The Track (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1977779 | 1979-02-23 | ||
| JP1977779A JPS55113175A (en) | 1979-02-23 | 1979-02-23 | Information signal recording medium and its recording system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8001057A true NL8001057A (nl) | 1980-08-26 |
Family
ID=12008750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8001057A NL8001057A (nl) | 1979-02-23 | 1980-02-21 | Informatiesignaalregistreerstelsel. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4360824A (de) |
| JP (1) | JPS55113175A (de) |
| DE (1) | DE3006621C2 (de) |
| FR (1) | FR2450015A1 (de) |
| GB (1) | GB2049256B (de) |
| NL (1) | NL8001057A (de) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8000121A (nl) * | 1980-01-09 | 1981-08-03 | Philips Nv | Schijfvormige, optische uitleesbare registratiedrager als opslagmedium voor datainformatie, inrichting voor het vervaardigen van zo'n registratiedrager, inrichting voor het optekenen van datainformatie in zo'n registratiedrager en inrichting voor het uitlezen van zo'n registratiedrager. |
| JPS5765966A (en) * | 1980-10-13 | 1982-04-21 | Victor Co Of Japan Ltd | Reproducing device for rotary information recording medium |
| US4347619A (en) * | 1980-12-19 | 1982-08-31 | Discovision Associates | Digital formatting system |
| JPS57158057A (en) * | 1981-03-25 | 1982-09-29 | Sony Corp | Correcting method for wow and flutter |
| FR2504301A1 (fr) * | 1981-04-15 | 1982-10-22 | Thomson Csf | Support d'informations mobile et dispositif d'enregistrement-lecture comprenant un tel support |
| NL8102251A (nl) * | 1981-05-08 | 1982-12-01 | Philips Nv | Systeem voor het overdragen van een audiosignaal via een transmissiekanaal. |
| JPS58215735A (ja) * | 1982-06-07 | 1983-12-15 | Sony Corp | 光学式デイスク記録方法 |
| NL8203618A (nl) * | 1982-09-20 | 1984-04-16 | Philips Nv | Inrichting voor het uitlezen van een registratiedrager. |
| JPS59221184A (ja) * | 1983-05-31 | 1984-12-12 | Victor Co Of Japan Ltd | 情報記録円盤及びその再生装置 |
| US4750054A (en) * | 1986-10-06 | 1988-06-07 | Eastman Kodak Company | Noise-impervious video timing recovery and automatic skew compensation |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3789137A (en) * | 1972-04-07 | 1974-01-29 | Westinghouse Electric Corp | Time compression of audio signals |
| US4206476A (en) * | 1976-02-24 | 1980-06-03 | Sony Corporation | Control circuit for use with a time-compression/time-expansion system in a pulse signal record/playback device |
| GB1585546A (en) * | 1976-04-08 | 1981-03-04 | Victor Company Of Japan | Information signal recording system |
| JPS5823998B2 (ja) * | 1977-03-08 | 1983-05-18 | 日本ビクター株式会社 | 情報信号記録方法 |
-
1979
- 1979-02-23 JP JP1977779A patent/JPS55113175A/ja active Pending
-
1980
- 1980-02-21 NL NL8001057A patent/NL8001057A/nl not_active Application Discontinuation
- 1980-02-21 US US06/123,117 patent/US4360824A/en not_active Expired - Lifetime
- 1980-02-22 DE DE3006621A patent/DE3006621C2/de not_active Expired
- 1980-02-22 FR FR8003990A patent/FR2450015A1/fr active Granted
- 1980-02-25 GB GB8006309A patent/GB2049256B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2450015A1 (fr) | 1980-09-19 |
| DE3006621A1 (de) | 1980-08-28 |
| JPS55113175A (en) | 1980-09-01 |
| GB2049256A (en) | 1980-12-17 |
| US4360824A (en) | 1982-11-23 |
| FR2450015B1 (de) | 1983-11-10 |
| DE3006621C2 (de) | 1985-04-25 |
| GB2049256B (en) | 1983-04-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A1A | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| A85 | Still pending on 85-01-01 | ||
| BV | The patent application has lapsed |