CN109326308A - The manufacturing method and read method of multi-layer three-dimension optical information memory bank - Google Patents
The manufacturing method and read method of multi-layer three-dimension optical information memory bank Download PDFInfo
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- CN109326308A CN109326308A CN201811082840.1A CN201811082840A CN109326308A CN 109326308 A CN109326308 A CN 109326308A CN 201811082840 A CN201811082840 A CN 201811082840A CN 109326308 A CN109326308 A CN 109326308A
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- China
- Prior art keywords
- quartz glass
- layer
- information
- glass plate
- memory bank
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- 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
- G11B7/22—Apparatus or processes for the manufacture of optical heads, e.g. assembly
Abstract
A kind of manufacturing method and read method of multi-layer three-dimension optical information memory bank are based on multi-layer three-dimension optical information storage principle, record information in divided glass on piece with phase-change principle, carry out sharpening processing to the information of record；There is the plurality of glass sheets of information to be bonded together record again, forms multilayer record.The storage method unit volume storage density is high, and can realize data long-time safe preservation；In object lens operating distance, sample stage height is adjusted, it can be achieved that multi-layer data is read；The present invention is simple and practical, can realize that the safe green of high density large capacity long-life stores in big data field of storage.
Description
Technical field
The invention belongs to big data technical field of memory.Especially a kind of manufacturing method of multi-layer three-dimension optical information memory bank
And read method.
Background technique
Information science is quickly grown in recent years, and information explosion makes people that the information content stored and processed be needed to sharply increase,
Information, which is stored in military science technology and national economy, has consequence, people to the storage density of storage medium, deposit
The requirement for storing up capacity, data safety and storage time is continuously improved, and exploring new storage method and storage medium is information science
One of hot spot of research, in this case, optical storage technology come into being, and optical storage technology has storage density height, storage
The advantages that service life length, contactless read-write, information signal-to-noise ratio high, at low cost；Blu-ray Disc be New Generation Optical disk storage format it
One, use wavelength to be written and read for the blue laser light beam of 405nm, to store the audio-visual and high capacity of high-quality
Data storage, but existing Blu-ray Disc storage can only store several layer datas, in order to further increase the storage density of data, fill
Divide the space using storage medium, overcomes the limitation of storage density, many researchs are except two-dimensional storage plane, affix third
Dimension, such as the femtosecond pulse body of the storage of two-photon absorption optical storage technology, laser hologram, transparent medium store technology, by data
In three dimensions, so that storage density and capacity be greatly improved, three-dimensional storage is to carry out high density mass memory to record
A kind of effective method；But there are the features such as complicated for operation, read-write data are slower, and equipment is expensive for existing three-dimensional mangement.
Summary of the invention
It is an object of the invention to overcome above-mentioned the deficiencies in the prior art, a kind of multi-layer three-dimension optical information memory bank is provided
Manufacturing method and read method.This method is simple and practical, can realize high density, large capacity, length in big data field of storage
The safe green in service life is stored and is read.
In order to achieve the above objectives, technical solution of the invention is as follows:
A kind of manufacturing method of multi-layer three-dimension optical information memory bank, it is characterized in that the following steps are included:
1) it is calculated by the operating distance D of optical microphotograph endoscope objective lens and quartz glass plate thickness d by formula N=D/d
Store up to number of plies N；
2) one layer of phase change material film is respectively plated in N block quartz glass on piece using magnetron sputtering technology；
3) data are recorded: inscribing pattern, laser action portion on the phase-change thin film of every pieces of quartz glass on piece using laser
Divide crystallization, the non-effect partial of laser keeps deposited, realizes information record；
4) sharpening processing is carried out to the information of record using development or pattern transfer technology；
5) figuratum N block quartz glass plate will be inscribed using transparency silica glass adhesive to be successively bonded together, shape
At the multi-layer three-dimension optical information memory bank being made of multilayer quartz glass plate.
The information-reading method of above-mentioned multi-layer three-dimension optical information memory bank, it is characterized in that the following steps are included:；
1) using optical microscopy as information read device, including point light source, along the output beam direction of the point light source
It is successively lens, sample stage, object lens, eyepiece and CCD, the multi-layer three-dimension optical information that the multilayer quartz glass plate is constituted is deposited
Storage body is placed on the sample stage, adjusts the height of sample stage, keeps the focal plane of optical microscopy and the multilayer quartzy
The upper surface of the bottom of sheet glass, i.e., the 1st layer quartz glass plate is overlapped, and the CCD obtains the figure of the 1st layer of quartz glass plate
Case information；
2) optical microscopy sample stage height is reduced, keeps the focal plane of the optical microscopy and the multilayer quartzy
The upper surface of i-th layer of quartz glass plate of sheet glass is overlapped, and the CCD obtains the pattern-information of i-th layer of quartz glass plate；
3) i=i+1 is enabled, as i≤N, return step 2), as i > N, into next step；
4) information for completing the multilayer quartz glass plate is read.
Technical effect of the invention is as follows:
1) present invention stores information using multilayer quartz glass plate, and unit volume storage density is big；
2) upper and lower surface of the present invention is using quartz glass protection internal information, it can be achieved that information long-time safe preservation.
Detailed description of the invention
Fig. 1 multi-layer three-dimension optical information memory bank read-write equipment schematic diagram of the present invention；
Each layer quartz glass plate picture on surface of Fig. 2；
In figure: 1- light source, 2- light beam, 3- lens, 4- sample stage, 5- multilayer quartz glass plate, 6- object lens, 7- eyepiece, 8-
CCD, 9- object lens operating distance D.
Specific embodiment
Below by embodiment and attached drawing, the invention will be further described, but protection model of the invention should not be limited with this
It encloses.
The manufacturing method of multi-layer three-dimension optical information memory bank of the present invention, comprising the following steps:
1) it is calculated by the operating distance D of optical microphotograph endoscope objective lens and quartz glass plate thickness d by formula N=D/d
Store up to number of plies N；
2) one layer of phase change material film is respectively plated in N block quartz glass on piece using magnetron sputtering technology；
3) data are recorded: inscribing pattern, laser action portion on the phase-change thin film of every pieces of quartz glass on piece using laser
Divide crystallization, the non-effect partial of laser keeps deposited, realizes information record；
4) sharpening processing is carried out to the information of record using development or pattern transfer technology；
5) figuratum N block quartz glass plate will be inscribed using transparency silica glass adhesive to be successively bonded together, shape
At the multi-layer three-dimension optical information memory bank being made of multilayer quartz glass plate.
The information-reading method of multi-layer three-dimension optical information memory bank of the present invention, comprising the following steps:
1) using optical microscopy as information read device, Fig. 1 is multi-layer three-dimension optical information bank information of the present invention
Reading device schematic diagram, including point light source 1,2 direction of output beam along the point light source 1 are successively lens 3, sample stage 4, object lens
6, the multi-layer three-dimension optical information memory bank that the multilayer quartz glass plate 5 is constituted is placed in the sample by eyepiece 7 and CCD8
On platform 4, adjusting 4 height of sample stage makes the focal plane of optical microscopy and the bottom of the multilayer quartz glass plate 5, i.e., and the
The upper surface of 1 layer of quartz glass plate is overlapped, and the CCD8 obtains the pattern-information of the 1st layer of quartz glass plate, such as Fig. 2 (a) institute
Show；
2) height for reducing optical microscopy sample stage 4, makes the focal plane of the optical microscopy and the multilayer
The upper surface of i-th layer of quartz glass plate of quartz glass plate 5 is overlapped, and i=2, the CCD8 obtain the 2nd layer of quartz glass plate
Pattern-information, as shown in Fig. 2 (b)；
3) i=i+1 is enabled, as i≤N, return step 2), as i > N, into next step；
4) information for completing the multilayer quartz glass plate 5 is read, as shown in Figure 2.
The N=12 of embodiment.
The manufacture of three dimensional photoplasticity body；
1) it by the operating distance D9 of object lens and single layer quartz glass plate thickness d, according to formula N=D/d, is calculated at most
Store number of plies N=12；
2) the AgInSbTe phase for plating one layer of 100nm thickness in N pieces of quartz glass on piece using magnetron sputtering technology is thinning
Film；
3) data are recorded, icon indicia, laser action are inscribed in every pieces of quartz glass on piece using the blue laser of 405nm
Partially-crystallized, the non-effect partial of laser keeps deposited, realizes data record；
4) sharpening processing is carried out with information of the developing technique to record；
5) every pieces of quartz glass piece is bonded together using transparency silica glass adhesive, forms multilayer quartz glass plate
5 records；
Three dimensional photoplasticity reads information approach, including the following steps:
1) using optical microscopy as information read device, including point light source 1, along 2 side of output beam of the point light source 1
To being successively lens 3, sample stage 4, object lens 6, eyepiece 7 and CCD8, the multilayer quartz glass plate 5 is placed in the sample stage
On 4, adjusting 4 height of sample stage makes the focal plane of optical microscopy and the bottom of the multilayer quartz glass plate 5, i.e., and first
The upper surface of layer quartz glass plate is overlapped, and the CCD8 obtains the pattern-information of the 1st layer of quartz glass plate, such as Fig. 2 (a) institute
Show；
2) height for reducing optical microscopy sample stage 4, makes the focal plane of the optical microscopy and the multilayer
The upper surface of the second layer quartz glass plate of quartz glass plate 5 is overlapped, and the CCD8 obtains the pattern of the 2nd layer of quartz glass plate
Information, as shown in Fig. 2 (b)；
3) step 2) is repeated, until the N of the focal plane of the optical microscopy and the multilayer quartz glass plate 5
The upper surface of quartz glass plate is overlapped, and the CCD8 obtains n-th layer pattern-information such as Fig. 2 (i) institute of N quartz glass plate
Show.
As a result as shown in Figure 2.
Experiment shows that the present invention stores information using multilayer quartz glass plate, and unit volume storage density is larger；The present invention
Upper and lower surface is using quartz glass protection internal information, it can be achieved that information long-time safe preservation.The present invention is simple and practical, can be with
High density, large capacity, the storage of the safe green of long-life are realized in big data field of storage.
Claims (2)
1. a kind of manufacturing method of multi-layer three-dimension optical information memory bank, it is characterised in that the following steps are included:
1) it by the operating distance D of optical microphotograph endoscope objective lens and quartz glass plate thickness d, by formula N=D/d, is calculated at most
Store number of plies N；
2) one layer of phase change material film is respectively plated in N block quartz glass on piece using magnetron sputtering technology；
3) data are recorded: inscribing pattern on the phase-change thin film of every pieces of quartz glass on piece using laser, laser action part is brilliant
Change, the non-effect partial of laser keeps deposited, realizes information record；
4) sharpening processing is carried out to the information of record using development or pattern transfer technology；
5) will inscribe figuratum N block quartz glass plate using transparency silica glass adhesive and be successively bonded together, formed by
The multi-layer three-dimension optical information memory bank that multilayer quartz glass plate is constituted.
2. the information-reading method of multi-layer three-dimension optical information memory bank according to claim 1, it is characterised in that including with
Lower step:
1) using optical microscopy as information read device, including point light source, successively along the output beam direction of the point light source
It is lens, sample stage, object lens, eyepiece and CCD, the multi-layer three-dimension optical information memory bank that the multilayer quartz glass plate is constituted
It is placed on the sample stage, adjusts the height of sample stage, make the focal plane of optical microscopy and the multilayer quartz glass
The upper surface of the bottom of piece, i.e., the 1st layer quartz glass plate is overlapped, and the CCD obtains the pattern letter of the 1st layer of quartz glass plate
Breath；
2) optical microscopy sample stage height is reduced, the focal plane of the optical microscopy and the multilayer quartz glass are made
The upper surface of i-th layer of quartz glass plate of piece is overlapped, and the CCD obtains the pattern-information of i-th layer of quartz glass plate；
3) i=i+1 is enabled, as i≤N, return step 2), as i > N, into next step；
4) information for completing the multilayer quartz glass plate is read.
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| CN201811082840.1A CN109326308A (en) | 2018-09-17 | 2018-09-17 | The manufacturing method and read method of multi-layer three-dimension optical information memory bank |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112382316A (en) * | 2020-11-13 | 2021-02-19 | 中国科学院上海光学精密机械研究所 | Micro analog information storage method |
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Application publication date: 20190212 |