CN107863116A - A kind of compact disk recording method for increasing memory capacity - Google Patents
A kind of compact disk recording method for increasing memory capacity Download PDFInfo
- Publication number
- CN107863116A CN107863116A CN201711273138.9A CN201711273138A CN107863116A CN 107863116 A CN107863116 A CN 107863116A CN 201711273138 A CN201711273138 A CN 201711273138A CN 107863116 A CN107863116 A CN 107863116A
- Authority
- CN
- China
- Prior art keywords
- memory capacity
- compact disk
- recording method
- steps
- disk 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.)
- Pending
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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
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
- G11B7/0065—Recording, reproducing or erasing by using optical interference patterns, e.g. holograms
-
- 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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
-
- 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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1372—Lenses
-
- 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
- G11B7/2403—Layers; Shape, structure or physical properties thereof
- G11B7/24035—Recording layers
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Recording Or Reproduction (AREA)
- Holo Graphy (AREA)
Abstract
The present invention discloses a kind of compact disk recording method for increasing memory capacity, comprises the following steps：The position of CD is translated, to control the spacing distance between adjacent holograms, realize the adjustment of memory capacity, it can solve the problem that the amount of storage in the presence of prior art is small, the problem of data speed is slow is transmitted, its amount of storage is big, and transfer rate is fast, the effect of multiple information record can be realized by the translation to CD, so as to improve storage density.
Description
Technical field
The present invention relates to optical holography field, and in particular to a kind of compact disk recording method for increasing memory capacity.
Background technology
At present, in CD storage technique, all using the structures and methods of common CD burning.The structures and methods are more
It is small to there is amount of storage, respectively can not be compatible for CD the problem of.
The content of the invention
It is an object of the invention to provide a kind of compact disk recording method for increasing memory capacity, to solve institute in the prior art
Existing amount of storage is small, respectively can not be compatible for CD the problem of.
To achieve the above object, the present invention provides a kind of compact disk recording method for increasing memory capacity, including following step
Suddenly：The position of CD is translated, to control the spacing distance between adjacent holograms, realizes the adjustment of memory capacity.
Alternatively, it is further comprising the steps of：Hologram is recorded in the state of converged light.
Alternatively, it is further comprising the steps of：Hologram is made by partially coherent different in single beam and in the convergence of lens
With lower record.
Alternatively, it is further comprising the steps of：Servo laser and holographic recording laser are same light path at the lens.
Alternatively, it is further comprising the steps of：CD includes dichroic reflective layer, and dichroic reflective layer is reflected servo laser, right
Holographic recording laser transmits, and the separation to servo laser and holographic recording laser is realized, to avoid address information to holographic recording
The interference of laser.
Alternatively, it is further comprising the steps of：Hologram is the three-dimensional stereo grating that have recorded 2 D code information.
Alternatively, it is further comprising the steps of：The information that holographic media is recorded is provided by spatial light modulator.
Alternatively, it is further comprising the steps of：Information is reproduced to be received by picture receiver.
The invention has the advantages that：
The compact disk recording method of the increase memory capacity of the present invention, can solve the problem that the amount of storage in the presence of prior art is small, respectively
Can not be compatible for CD the problem of.Its amount of storage is big, and transfer rate is fast, and multiple information note can be realized by the translation to CD
Record, so as to improve storage density.
Brief description of the drawings
Fig. 1 is the schematic diagram of the compact disk recording method of the increase memory capacity of the present invention.
Fig. 2 is the schematic diagram of the laser hologram mechanism of the compact disk recording method of the increase memory capacity of the present invention.
Fig. 3 is that the compact disk recording method of the increase memory capacity of the present invention realizes the schematic diagram reused by translating.
In figure, 1 is CD, and 2 be lens, and 3 be spatial light modulator, and 4 be picture receiver, and 5 be reference light, and 6 be information
Light, 7 be servo Amici prism, and 8 be speculum, and 9 be servopackage, and 10 be dichroic reflective layer, and 11 be recording layer, and 12 be protection
Layer.
Embodiment
Following examples are used to illustrate the present invention, but are not limited to the scope of the present invention.
Embodiment
A kind of compact disk recording method for increasing memory capacity, as shown in Figure 1 to Figure 3, comprises the following steps：By CD 1
Position is translated, and to control the spacing distance between adjacent holograms, realizes the adjustment of memory capacity.In Fig. 1 and Fig. 3 laterally
Arrow show the translation direction of CD 1,
Preferably, it is further comprising the steps of：Hologram is recorded in the state of converged light.
Preferably, it is further comprising the steps of：Hologram is made by partially coherent different in single beam and in the convergence of lens 2
With lower record.
Preferably, it is further comprising the steps of：Servo laser and holographic recording laser are same light path at the lens 2.
Preferably, it is further comprising the steps of：CD 1 includes dichroic reflective layer 10, and 10 pairs of servo laser of dichroic reflective layer are anti-
Penetrate, holographic recording laser is transmitted, the separation to servo laser and holographic recording laser is realized, to avoid address information to holography
The interference of recording laser.
Preferably, it is further comprising the steps of：Hologram is the three-dimensional stereo grating that have recorded 2 D code information.
Preferably, it is further comprising the steps of：The information that holographic media is recorded is provided by spatial light modulator 3.
Preferably, it is further comprising the steps of：Information is reproduced to be received by picture receiver 4.
It should be noted that the compact disk recording method of the increase memory capacity of the present invention, is mainly carried out to said structure
Improve, other NM function, part and structures, when needed, can use can realize corresponding function in the prior art
Part and structure implemented.
Although above with general explanation and specific embodiment, the present invention is described in detail, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements without departing from theon the basis of the spirit of the present invention, belong to the scope of protection of present invention.
Claims (8)
1. a kind of compact disk recording method for increasing memory capacity, it is characterised in that comprise the following steps：
By CD（1）Position translated, to control the spacing distance between adjacent holograms, realize the tune of memory capacity
It is whole.
2. the compact disk recording method of increase memory capacity as claimed in claim 1, it is characterised in that further comprising the steps of：
Hologram is recorded in the state of converged light.
3. the compact disk recording method of increase memory capacity as claimed in claim 2, it is characterised in that further comprising the steps of：
Hologram is by partially coherent different in single beam and in lens（2）Convergence effect lower record.
4. the compact disk recording method of increase memory capacity as claimed in claim 3, it is characterised in that further comprising the steps of：
Servo laser is with holographic recording laser in the lens（2）Locate as same light path.
5. the compact disk recording method of increase memory capacity as claimed in claim 4, it is characterised in that further comprising the steps of：
CD（1）Including dichroic reflective layer（10）, dichroic reflective layer（10）Servo laser is reflected, it is saturating to holographic recording laser
Penetrate, realize the separation to servo laser and holographic recording laser, to avoid interference of the address information to holographic recording laser.
6. the compact disk recording method of increase memory capacity as claimed in claim 5, it is characterised in that further comprising the steps of：
Hologram is the three-dimensional stereo grating that have recorded 2 D code information.
7. the compact disk recording method of increase memory capacity as claimed in claim 6, it is characterised in that further comprising the steps of：
The information that holographic media is recorded is by spatial light modulator（3）There is provided.
8. the compact disk recording method of increase memory capacity as claimed in claim 7, it is characterised in that further comprising the steps of：
Information is reproduced by picture receiver（4）Receive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711273138.9A CN107863116A (en) | 2017-12-06 | 2017-12-06 | A kind of compact disk recording method for increasing memory capacity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711273138.9A CN107863116A (en) | 2017-12-06 | 2017-12-06 | A kind of compact disk recording method for increasing memory capacity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107863116A true CN107863116A (en) | 2018-03-30 |
Family
ID=61705076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711273138.9A Pending CN107863116A (en) | 2017-12-06 | 2017-12-06 | A kind of compact disk recording method for increasing memory capacity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107863116A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111145790A (en) * | 2020-01-23 | 2020-05-12 | 广东紫晶信息存储技术股份有限公司 | Holographic optical disk reading method and device for high-speed parallel reproduction |
| CN111816220A (en) * | 2020-07-15 | 2020-10-23 | 谭小地 | Phase modulation type holographic memory reproduction method and memory reproduction device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1536561A (en) * | 2003-04-10 | 2004-10-13 | 日本先锋公司 | Information recording equipment, information replay equipment, recording method and replay method, and information recording medium |
| CN1540458A (en) * | 2003-04-23 | 2004-10-27 | Tdk株式会社 | Method and device for recording and reproducing holographic data |
| CN1588541A (en) * | 2004-07-16 | 2005-03-02 | 中国科学院上海光学精密机械研究所 | Single beam digital holographic optical disk read-write device |
| CN1627211A (en) * | 2003-12-09 | 2005-06-15 | 先锋株式会社 | Hologram recording medium and recording and reproducing system |
| CN1886785A (en) * | 2003-11-28 | 2006-12-27 | Tdk股份有限公司 | Reproducing method and device for holographic memory |
| CN101046988A (en) * | 2006-03-28 | 2007-10-03 | 株式会社东芝 | Medium, apparatus, and method of recording optical information |
-
2017
- 2017-12-06 CN CN201711273138.9A patent/CN107863116A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1536561A (en) * | 2003-04-10 | 2004-10-13 | 日本先锋公司 | Information recording equipment, information replay equipment, recording method and replay method, and information recording medium |
| CN1540458A (en) * | 2003-04-23 | 2004-10-27 | Tdk株式会社 | Method and device for recording and reproducing holographic data |
| CN1886785A (en) * | 2003-11-28 | 2006-12-27 | Tdk股份有限公司 | Reproducing method and device for holographic memory |
| CN1627211A (en) * | 2003-12-09 | 2005-06-15 | 先锋株式会社 | Hologram recording medium and recording and reproducing system |
| CN1588541A (en) * | 2004-07-16 | 2005-03-02 | 中国科学院上海光学精密机械研究所 | Single beam digital holographic optical disk read-write device |
| CN101046988A (en) * | 2006-03-28 | 2007-10-03 | 株式会社东芝 | Medium, apparatus, and method of recording optical information |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111145790A (en) * | 2020-01-23 | 2020-05-12 | 广东紫晶信息存储技术股份有限公司 | Holographic optical disk reading method and device for high-speed parallel reproduction |
| CN111816220A (en) * | 2020-07-15 | 2020-10-23 | 谭小地 | Phase modulation type holographic memory reproduction method and memory reproduction device |
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Application publication date: 20180330 |