CN105023589B - Leaded light component applied to multi-level full figure stocking mechanism - Google Patents
Leaded light component applied to multi-level full figure stocking mechanism Download PDFInfo
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- CN105023589B CN105023589B CN201510447387.XA CN201510447387A CN105023589B CN 105023589 B CN105023589 B CN 105023589B CN 201510447387 A CN201510447387 A CN 201510447387A CN 105023589 B CN105023589 B CN 105023589B
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Abstract
The present invention relates to a kind of interference of light module to include object lens, the first leaded light component and the second leaded light component.Object lens are situated between to project signal light to optical store medium.First leaded light component is situated between to project the first reference light to optical store medium, wherein the first reference light produces the first interference figure with signal light on optical store medium is situated between.Second leaded light component is situated between to project the second reference light to optical store medium, wherein the second reference light and signal light is in producing the second interference figure on optical store medium Jie, and the first interference figure and the second interference figure and differs.
Description
Technical field
The invention relates to a kind of full image storage device of this interference of light module of interference of light module with application.
Background technology
With the development of science and technology, the storage dosage needed for electronic record also and then rises.Common storing mode is record
Change on storage medium surface magnetically or optically, using the foundation as stored data, such as disk sheet or disc.However, with
The required storage dosage increase of electronic record, the technology development of full figure storage starts to attract attention.Full figure storing technology is
Cross signal light and reference light is produced after interfering, image data is write in storage medium.When reading the data, through again according to
Reference light is penetrated to storage medium (photosensitive material), you can produce image data.Then, caused image data is detected again
Device is read.That is, the storage volume of full figure storing technology has correlation with signal light and reference light, and how to be lifted
The storage volume of full figure storing technology also turns into the target of currently associated area research.
The content of the invention
The present invention relates to a kind of full image storage device, and it will interfere using the mode of angle multitask or position multitask
Pattern recording uses the data volume that the unit page of lifting optical store medium Jie can store in optical store medium Jie.In addition, this hair
The motor of bright full image storage device need to only drive the storage block on optical store medium Jie to move larger distance, the then interference of light
Module can utilize the mode of position multitask to be formed at multiple interference figures on different positions, use the damage for reducing motor
Consumption.The technical problems to be solved by the invention are to provide a kind of interference of light module, include object lens, the first leaded light component and second
Leaded light component.Object lens are situated between to project signal light to optical store medium.First leaded light component stores up to project the first reference light to light
Medium is deposited, wherein the first reference light produces the first interference figure with signal light on optical store medium is situated between.Second leaded light component to
Project the second reference light to optical store medium to be situated between, wherein the second reference light produces the second interference pattern with signal light on optical store medium is situated between
Case, and the first interference figure and the second interference figure and differ.
Preferably, the first leaded light component and the second leaded light component are set around object lens.
Preferably, interference of light module further includes the first lens and the second lens.First lens configuration is in first guide-lighting group
The light-emitting window of part, and the first reference light is projected on optical store medium Jie by the first leaded light component through the first lens.Second lens
The light-emitting window of the second leaded light component is configured at, and the second reference light is projected to light storage by the second leaded light component through the second lens
On medium.
Preferably, the first leaded light projects the first reference light in part towards first direction, and the second leaded light component is thrown towards second direction
The second reference light is penetrated, first direction is different from second direction, and the first interference figure and the second dry pattern of penetrating are situated between in optical store medium
Upper at least part overlaps.
Preferably, optical store medium, which is situated between, has plural storage layer, and the first interference figure is from the second interference figure positioned at different
Storage layer.
Preferably, the first leaded light component and the second leaded light component are photoconductive tube.
Another technical problem to be solved by this invention is to provide a kind of full image storage device, and it launches comprising full figure light
Module, spatial light modulator and above-mentioned interference of light module.Full figure light emission module provides signal light and reference light.Spatial light
The signal light and reference light that modulators modulate full figure light emission module provides.Interference of light module reception space optical modulator is adjusted
The signal light and reference light of system.
Preferably, full image storage device further includes motor, to change the relative position between object lens and optical store medium Jie.
Preferably, motor connects optical store medium Jie.
Preferably, the full figure light emission module includes laser light source, to provide signal light and reference light.It is also, complete
As storage device further includes polarization spectroscope, to receive signal light and reference light, and by the signal light with same polarization state
With reference light guide space optical modulator.
Preferably, the full image storage device further includes lens combination.Lens combination receives signal from spatial light modulator
Light and reference light, and signal light and reference light are transferred to object lens, the first leaded light component and the second leaded light component.
Preferably, the full image storage device further includes optical alignment mechanism, to provide positioning light beam to optical store medium
On Jie.
Preferably, the full image storage device further includes optical reading mechanism, to read what is stored on optical store medium Jie
Data.
Preferably, the full image storage device further includes quarter-wave phase delay chip, and it is configured at optical reading
On light bang path between mechanism and optical store medium Jie.
Another technical problem to be solved by this invention is to provide a kind of interference of light module, and it includes object lens, a plurality of
Leaded light component and plural lenses.Object lens are situated between to project signal light to optical store medium.A plurality of leaded light components surround object lens
Set.Plural lenses are respectively arranged at the light-emitting window of a plurality of leaded light components, wherein a plurality of leaded light components are along different
Direction, and be situated between through lens towards optical store medium and project a plurality of reference lights, and above-mentioned reference light produces not with signal light respectively
Same interference figure is on optical store medium Jie.
Brief description of the drawings
Fig. 1 illustrates the configuration schematic diagram of the full image storage device according to an embodiment of the present invention.
Fig. 2 illustrates the top view of the interference of light module according to an embodiment of the present invention.
Fig. 3 illustrates projects reference light according to the interference of light module of an embodiment of the present invention in a manner of angle multitask
Schematic diagram.
Fig. 4 illustrates projects reference light according to the interference of light module of an embodiment of the present invention in a manner of the multitask of position
Schematic diagram.
Fig. 5 illustrates projects reference light according to the interference of light module of an embodiment of the present invention in a manner of the multitask of position
Schematic diagram.
Fig. 6 is illustrated according in an embodiment of the present invention, the reference light schematic diagram after spatial light modulator is modulated.
Fig. 7 is illustrated according in an embodiment of the present invention, and full image storage device performs the schematic diagram of reading program.
99 motors；100 full image storage devices；110 full figure light emission modules；
120 spatial light modulators；130th, 130a, 130b, 130c, 130d interference of light module；140 object lens；150、151、152
Leaded light component；
The leaded light component of 150a, 152a first；The leaded light component of 150b, 152b second；
The leaded light components of 152c the 3rd；The leaded light components of 152d the 4th；The leaded light components of 152e the 5th；The leaded light components of 152f the 6th；
The leaded light components of 152g the 7th；
The leaded light components of 152h the 8th；160 optical store mediums are situated between；161st, 162,163,164 storage layer；171 first lens；172
Second lens；173 the 3rd lens；174 the 4th lens；175 the 5th lens；176 the 6th lens；177 the 7th lens；178 the 8th
Lens；180 polarization spectroscopes；190 lens combinations；200 reflector elements；210 optical alignment mechanisms；211 light emitting sources；
212 optical sensors；213 first spectroscopes；214 reflector elements；
215 second spectroscopes；216 lens；220 optical reading mechanisms；221 photosensory assemblies；222 lens；223 apertures；224
Polarization spectroscope；
225 quarter-wave phase delay chips；
S signal light；R reference lights；The reference lights of R1 first；The reference lights of R2 second；
B1 bright areas；B2 dark areas；M positions light beam.
Embodiment
With schema and the clear spirit for illustrating the present invention will be described in detail below, had in any art usual
Skill is after the preferred embodiments of the invention is understood, when can be changed and modified, it is simultaneously by the technology of teachings of the present invention
The spirit and scope of the present invention is not departed from.
On its " first " used herein, " second " ... etc., not especially censure the meaning of order or cis-position, also
It is not used to limit the present invention, it is just for the sake of difference with the component of constructed term description or operation.
Fig. 1 is that the configuration of the full image storage device of an embodiment of the present invention is shown
It is intended to.As shown in figure 1, full image storage device 100 include full figure light emission module 110, spatial light modulator 120 with
And interference of light module 130.Interference of light module 130 includes object lens 140 and a plurality of leaded light components 150.For convenience of explanation, scheme
1 system has illustrated two leaded light components, respectively the first leaded light component 150a and the second leaded light component 150b.
Please continue to refer to Fig. 1, full figure light emission module 110 is providing signal light S and reference light R.Spatial light modulator
120 to modulate the dike of full figure light emission module 110 for signal light S and reference light R.The object lens 140 of interference of light module 130 to
Receive signal light S and be projected to optical store medium Jie 160.First leaded light component 150a of interference of light module 130 and second is guide-lighting
Component 150b to receive reference light R and project reference light R to optical store medium be situated between 160.
As Fig. 1, the signal light S emitted via spatial light modulator 120 carry customizing messages, such as via spatial light
The signal light S that modulator 120 emits can have light and shade distribution, to represent the signal of 1 and 0.First leaded light component 150a
The reference light R of projection can interfere on optical store medium Jie 160 with the signal light S with a certain customizing messages and produce the first interference
Pattern.The reference light R of second leaded light component 150b projections can be situated between with the signal light S with another customizing messages in optical store medium
Interfere on 160 and produce the second interference figure.As shown in Figure 1, due to the reference light R of the first leaded light component 150a projections and
The direction of reference light R directives optical store medium Jie 160 of two leaded light component 150b projections is different, therefore optical store medium is situated between on 160
First interference figure and the second interference figure simultaneously differ, and use the storage effect for reaching angle multitask, and lift full figure storage
Deposit the storage volume of technology.
Such as Fig. 2, it is the interference of light module 130a of an embodiment of the present invention
Top view.As illustrated, interference of light module 130a includes a plurality of leaded light components 151, and a plurality of guide-lighting groups
Part 151 is set around object lens 140.In the present embodiment, a plurality of leaded light components 151 are close to the surrounding of object lens 140, but this
Invention is not limited.In other embodiments, a plurality of leaded light components 151 can be separated a distance with object lens 140.
Such as Fig. 3, it projects reference for the interference of light module 130b of an embodiment of the present invention in a manner of angle multitask
The schematic diagram of light.As illustrated, a plurality of leaded light components 152 can be for example comprising the first leaded light component 152a, the second leaded light component
152b, the 3rd leaded light component 152c, the 4th leaded light component 152d, the 5th leaded light component 152e, the 6th leaded light component 152f, the 7th
Leaded light component 152g and the 8th leaded light component 152h.First to the 8th leaded light component 152a ~ 152h due to place position not
Together, therefore reference light R can be projected on optical store medium Jie 160 from eight different directions respectively.
For example, in the embodiment of fig. 3, the first leaded light component 150a can project the first ginseng towards a first direction D1
Light R1 is examined to optical store medium Jie 160；Second leaded light component 150b can project the second reference light R2 to light storage towards a second direction D2
Medium 160 is deposited, other the 3rd to the 8th leaded light component 150c ~ 150h by that analogy, are not just repeated then herein.Please also refer to figure
1 and Fig. 3, when the first reference light R1 and signal light S with certain customizing messages produces the first interference figure in optical store medium Jie 160
Afterwards, the second reference light R2 can produce the second interference figure with the signal light S with another customizing messages, wherein in Fig. 3 implementation
In mode, the first interference figure and the second interference figure can generally be overlapped in optical store medium and be situated between on 160 same position.By
It is projected to respectively by different directions (i.e. first direction D1 and second direction D2) from the second reference light R2 in the first reference light R1
Optical store medium Jie 160, therefore the storage effect of angle multitask can be reached.It is that is, roughly the same in optical store medium Jie 160
In one position, multiple different interference figures can be stored, use the storage volume of lifting full figure storing technology.
It is to be understood that in other embodiments, multiple different interference figures can at least partly be overlapped in light storage
In medium 160, and the same position being not fully overlapped in optical store medium Jie 160, as long as by the light exemplified by Fig. 3
Intervention module 130b, and multiple interference figures are recorded in a manner of angle multitask, it should all fall into the category of the present invention.
Such as Fig. 4, it is the interference of light module 130c of an embodiment of the present invention
The schematic diagram of reference light is projected in a manner of the multitask of position.For convenience of description, Fig. 4 only depicts four reference lights
(i.e. the first reference light R1, the second reference light R2, the 3rd reference light R3 and the 4th reference light R4) is guide-lighting by first to fourth respectively
Component 152a ~ 152d is projected to the aspect of the diverse location of optical store medium Jie 160.As shown in figure 4, optical store medium Jie 160 has
A plurality of storage layer 161,162,163 and 164, and first to fourth reference light R1 ~ R4 can be projected to same storage respectively
Diverse location in layer 164.Please also refer to Fig. 1 and Fig. 4, first to fourth reference light R1 ~ R4 can respectively from different letters
The signal light S interference of breath, and diverse location of the different interference figures in storage layer 164 is produced, use and reach more of position
Storage effect of business.
Except being projected in addition to the diverse location in same storage layer 164, in other parts embodiment, interference of light module
Different reference light R can be also projected to depth different in optical store medium Jie 160.For example, Fig. 5 is refer to, it is this
The interference of light module 130d for inventing an embodiment projects the schematic diagram of reference light in a manner of the multitask of position.As illustrated,
First to fourth reference light R1 ~ R4 can be projected to depth different in optical store medium Jie 160 respectively, such as be projected to respectively
Storage layer 161,162,163 or 164 so that different interference figures is recordable in different storage layer 161,162,163 or 164
In, to reach storage effect of position multitask.
In some embodiments, the storing mode of Fig. 4 and Fig. 5 position multitask can be further changing into, part
Reference light R be projected to diverse location in same storage layer, and the reference light R of another part is projected to different storages
In layer, this also can reach storage effect of position multitask.For example, Fig. 4 is refer to, although Fig. 4 does not illustrate the 5th to
The reference light R that eight leaded light component 152e ~ 152h are projected, if it is understood that the 5th to the 8th leaded light component 152e ~ 152h
Reference light R is projected in other storage layer 161,162 or 163, also can reach storage effect of position multitask.And
Refer to Fig. 5, similarly, as long as in Fig. 5 the 5th to the 8th leaded light component 152e ~ 152h by reference light R be projected to first to
Positions different 4th reference light R1 ~ R4, it also can reach storage effect of position multitask.
Fig. 3 to Fig. 5 is refer to, in some embodiments, interference of light module 130b, 130c or 130d further include a plurality of
Lens, such as include the first lens 171, the second lens 172, the 3rd lens 173, the 4th lens 174, the 5th lens the 175, the 6th
Lens 176, the 7th lens 177 and the 8th lens 178.First to the 8th lens 171 ~ 178 may be, for example, collector lens, wherein
First lens 171 are arranged at the first leaded light component 152a light-emitting window, the second lens 172 be arranged at the second leaded light component 152b it
Light-emitting window, the 3rd lens 173 are arranged at the 3rd leaded light component 152c light-emitting window, and remaining is not just repeated herein by that analogy.
As illustrated, first to the 8th leaded light component 152a ~ 152h is respectively along different directions, and pass through the first to the 8th lens
171 ~ 178 towards a plurality of reference light R of projection of optical store medium Jie 160, and a plurality of reference light R can be produced not with signal light S respectively
With interference figure in optical store medium be situated between 160 on, to reach storage effect of position multitask or angle multitask.
More specifically, illustrate by taking Fig. 5 as an example, the first lens 171 there can be a predetermined focal distance, to by first guide-lighting group
The first reference light R1 in part 150a is projected to the desired depth (i.e. storage layer 164) in optical store medium Jie 160, the second lens
172 can have another predetermined focal distance, be situated between second guide-lighting the second reference light R2 in part 150b is projected into optical store medium
Another desired depth (i.e. storage layer 163) in 160.Consequently, it is possible to reference light R can be projected to light storage by the setting of lens
Depth identical or different in medium 160 is deposited, to reach storage effect of angle multitask or position multitask.
In the above-described embodiment, first to the 8th leaded light component 150a ~ 150h can be photoconductive tube, for example, can be optical fiber or
Any component for directing the light to ad-hoc location.Reference light R is oriented to ad-hoc location by leaded light component 150a ~ 150h, then it is auxiliary
Certain depth in optical store medium Jie 160, and the interference pattern different from signal light S generations are incident upon with lens settings reference light R
Case can reach storage effect of angle multitask or position multitask in optical store medium Jie 160.
Fig. 1 is returned to, in Fig. 1, the reference light R that full figure light emission module 110 provides can be surrounded on signal light S surroundings.
Consequently, it is possible to when in Fig. 1 full image storage device 100 application such as Fig. 2 to Fig. 5 any one interference of light module 130a, 130b,
When 130c, 130d, reference light R position can be mutually corresponding with the position of a plurality of leaded light components 150 around object lens 140.
More specifically, Fig. 6 is refer to, it is the reference light R schematic diagrames after the modulation of spatial light modulator 120.Please one
And there can be for example bright dark distribution after the modulation of spatial light modulator 120 with reference to figure 1 and Fig. 6, reference light R.In an embodiment party
In formula, the bright area B1 in reference light R can correspond to such as the first leaded light component 150a position, and dark areas B2 then corresponds to other and led
The position of optical assembly so that the bright area B1 in reference light R can be projected to optical store medium Jie 160 via the first leaded light component 150a
On, and produce interference with the signal light S with customizing messages.Then, spatial light modulator 120 can change the bright dark of reference light R
Distribution, and the signal light S with another customizing messages is provided simultaneously.For example, spatial light modulator 120 can be by reference light R
The corresponding second leaded light component 150b of bright area B1 position is changed into, dark areas B2 then corresponds to the position of other leaded light components, made
Bright area B1 in reference light R can be projected to optical store medium via the second leaded light component 150b and be situated between on 160, and with another
The signal light S of customizing messages produces interference, uses the storage effect for reaching angle multitask or position multitask.
Fig. 1 is returned to, full image storage device 100 can further include motor 99.Motor 99 connects optical store medium Jie 160, motor 99
It can be used to change the relative position between object lens 140 and optical store medium Jie 160.More specifically, in one embodiment, light stores up
It can be the disc comprising photosensitive material to deposit medium 160, and its shape may be, for example, discoid.Motor 99 can drive optical store medium to be situated between
160 rotations so that interference of light module 130 forms interference figures in the different storage blocks of optical store medium Jie 160.
In multiple embodiments of the present invention, because interference of light module 130 has storage effect (example of position multitask
Such as Fig. 4 and Fig. 5 interference of light module 130c, 130d), therefore interference of light module 130 can mitigate the burden of motor 99.99, motor
Optical store medium Jie 160 need to be driven to rotate larger angle, then interference of light module 130 can utilize the mode of position multitask to join
Multiple interference figures that light R is examined from signal light S are formed on different positions, use the loss for reducing motor 99.
In other words, Fig. 1 full image storage device 100 can generally establish interference of light module 130 first with motor 99 and be intended to
Reference light R and signal light S position is projected, then recycles the mode of the position multitask of interference of light module 130 will be different
Interference figure is formed to be situated between on 160 different positions in optical store medium.Burden and loss of this mode except motor 99 can be lowered
Outside, the degree of accuracy of the position of interference figure formation can more be lifted.
In some embodiments of the present invention, the shape of optical store medium Jie 160
Shape is not limited to discoid, optical store medium Jie 160 or cuboid or any shape.In addition, in the present invention
Embodiment in, motor 99 can be stepper motor, such as can be rotation motor, displacement motor, the position produced by piezo-electric effect
Move motor or any motor of change in location etc. can be produced.
Fig. 1 is returned, full figure light emission module 110 can be laser light source, and its reference light R and signal light S sent can
For people having the same aspiration and interest light source.In addition, in one embodiment, full image storage device 100 further includes polarization spectroscope 180.Polarization spectroscope
180 can receive signal light S and reference light R, and polarization spectroscope 180 can be by the signal light S with same polarization state and reference
Light R guide spaces optical modulator 120.Specifically, polarization spectroscope 180 can will have the signal of dextrorotation rotatory polarization (S polarisations)
Light S and reference light R guide spaces optical modulator 120, modulate through spatial light modulator 120 and reflect signal light S and reference light R
Afterwards, signal light S and reference light R can turn into left-handed rotatory polarization (P polarisations), and pass through polarization spectroscope 180.
Such as Fig. 1, full image storage device 100 can further include lens combination 190.Plural lenses are included in lens combination 190,
To receive signal light S and reference light R from spatial light modulator 120, and signal light S is transferred to object lens 140, and will referred to
Light R is transferred to a plurality of leaded light components 150.Please continue to refer to Fig. 1, full image storage device 100 can further include multiple reflector elements
200, it is arranged on signal light S and reference light R bang path, to reflect signal light S and reference light R.It is to be understood that figure
The set location of lens combination 190 and reflector element 200 is simply illustrated in 1, and is not used to the limitation present invention.Usual skill can
The position of appropriateness adjustment lens combination 190 and reflector element 200 and number, with the method through full blast by signal light S with
Reference light R is transferred to interference of light module 130.
In Fig. 1, full image storage device 100 can further include optical alignment mechanism 210.Optical alignment mechanism 210 is providing
Light beam M is positioned to optical store medium Jie 160.As illustrated, optical alignment mechanism 210 can be passed also comprising light emitting source 211 and light
Sensor 212.To provide positioning light beam M to optical store medium Jie 160, optical sensor 212 stores light emitting source 211 to sense from light
The positioning light beam M that medium 160 reflects, whether there is such as abnormally tilt phenomenon with detection light storing media 160, avoid
Full image storage device 100, which can not be write data into optical store medium, to be situated between in 160.
Such as Fig. 1, optical alignment mechanism 210 can further include the first spectroscope 213, lens 216, reflector element 214 and second
Spectroscope 215.As shown in figure 1, the positioning light beam M that sends of light emitting source 211 is by the first spectroscope 213 and lens 216, and by
After the reflection of the spectroscope 215 of reflector element 214 and second, the object lens 140 of interference of light module 130 can be entered, and will by object lens 140
Positioning light beam M is projected to optical store medium and is situated between on 160.Optical store medium be situated between 160 can reflect positioning light beam M, and along script path according to
After sequence is reflected by the second spectroscope 215 with reflector element 214, optical sensor is imported by lens 216 and by the first spectroscope 213
In 212, abnormally tilted with determining whether optical store medium Jie 160 has, and influence the write-in or reading of data.In concrete application
When, user may be selected the first appropriate spectroscope 213, lens 216, the spectroscope 215 of reflector element 214 and second species or
Arrangement position, to realize above-mentioned optical alignment mechanism 210.For example, in one embodiment, lens 216 can be collector lens,
Second spectroscope can be dichroic beam splitter (Dichroic Beam Separator, DBS), but the present invention is not limited.
Such as Fig. 7, it performs the schematic diagram of reading program for the full image storage device of the present invention.As illustrated, full figure stores
Device 100 further includes optical reading mechanism 220 and quarter-wave phase delay chip 225.Optical reading mechanism 220 can be used
To read the data of the storage of optical store medium Jie 160.Quarter-wave phase delay chip 225 is configured at optical reading mechanism 220
On light bang path between optical store medium Jie 160.
More specifically, optical reading mechanism 220 can further include photosensory assembly 221, lens 222, aperture 223 and polarization
Spectroscope 224.When full image storage device 100 performs reading program, the meeting of spatial light modulator 120 of full image storage device 100
First to launch reference light R with write-in program identical light path, and prolonged by polarization spectroscope 224 and quarter-wave phase
Slow piece 225.Then, reference light R because the design of speculum is arranged at disc bottom, therefore joins after optical store medium is situated between 160 generation diffractions
Examining light R can be reflected back in object lens 140, and again by quarter-wave phase delay chip 225.Now, four points twice are passed through
One of the reference light R polarization states that are sent with full figure light emission module 110 of reference light R of wavelength phases delay piece 225 differ 180
Degree.Therefore, when reference light R enters polarization spectroscope 224 once again, reference light R can reflect in polarization spectroscope 224 and pass through light
Circle 223 and lens 222, and reach photosensory assembly 221 and carry out digital independent.In one embodiment, photosensory assembly 221 can example
Such as it is CMOS (Complementary Metal-Oxide-Semiconductor, CMOS) or electricity
Lotus coupling assembly (Charge-Coupled Device, CCD), but the present invention is not limited.
In summary, the full image storage device of the present invention includes interference of light module, wherein interference of light module include around
A plurality of leaded light components of object lens.Consequently, it is possible to reference light can be projected to optical store medium by leaded light component in different directions
On the same position of Jie or diverse location, with interference figures different from the generation of signal light respectively.Therefore, taken off by the present invention
The interference of light module of dew, full image storage device can record multiple different interference patterns on the same position of optical store medium Jie
Case, or can be situated between in optical store medium on different position and record multiple different interference figures, with reach angle multitask or
Storage effect of position multitask.In addition, the motor of the full image storage device of the present invention need to only drive the storage on optical store medium Jie
Deposit block and move larger distance, then interference of light module can utilize the mode of position multitask to be formed at multiple interference figures
On different positions, the loss for reducing motor is used.
Although the present invention is disclosed above with embodiment, so it is not limited to the present invention, any to be familiar with this skill
Person, without departing from the spirit and scope of the invention, when can make various changes with retouching, therefore the protection domain of the present invention ought
It is defined depending on rear attached claim institute defender.
Claims (20)
- A kind of 1. interference of light module, it is characterised in that includingOne object lens, it is situated between to project a signal light a to optical store medium；One first leaded light component, it is situated between to project one first reference light to the optical store medium, wherein first reference light and the news Number light on optical store medium Jie in producing one first interference figure；And one second leaded light component, to project one second reference Light to the optical store medium is situated between, and wherein second reference light produces one second interference pattern with the signal light on the optical store medium is situated between Case；Wherein first interference figure and second interference figure and differ.
- 2. interference of light module according to claim 1, it is characterised in that first leaded light component is guide-lighting with described second Component is set around the object lens.
- 3. interference of light module according to claim 1, it is characterised in that also including one first lens, be configured at this first First reference light is projected to the optical store medium through first lens and is situated between by the light-emitting window of leaded light component, first leaded light component On；And one second lens, the light-emitting window of second leaded light component is configured at, second leaded light component will through second lens Second reference light is projected on optical store medium Jie.
- 4. interference of light module according to claim 1, it is characterised in that wherein first leaded light component is towards a first direction Project first reference light, second leaded light component projects second reference light towards a second direction, the first direction with this Two directions are different, and first interference figure overlaps with second interference figure in the upper at least part of optical store medium Jie.
- 5. interference of light module according to claim 1, it is characterised in that wherein the optical store medium, which is situated between, has a plurality of storages Layer, first interference figure are located at those different storage layer from second interference figure.
- 6. interference of light module according to claim 1, it is characterised in that wherein first leaded light component and second leaded light Component is photoconductive tube.
- 7. a kind of full image storage device, it is characterised in that including a full figure light emission module, there is provided a signal light and a reference Light；One spatial light modulator, modulate the signal light and the reference light that the full figure light emission module provides；And one light do Module is related to, the interference of light module includes an object lens, receives the signal light and is projected to optical store medium Jie；One first guide-lighting group Part, receive the reference light and be projected to optical store medium Jie, the wherein reference light of the first leaded light component projection and the signal Light produces one first interference figure on optical store medium Jie；And one second leaded light component, receive the reference light and be projected to The optical store medium is situated between, and wherein the reference light of the second leaded light component projection produces one with the signal light on optical store medium Jie Second interference figure；Wherein first interference figure and second interference figure and differ.
- 8. full image storage device according to claim 7, it is characterised in that wherein the reference light be surrounded on the signal light it Around, and first leaded light component is set with second leaded light component around the object lens.
- 9. full image storage device according to claim 7, it is characterised in that also including one first lens, be arranged at this First reference light is projected to the optical store medium through first lens and is situated between by the light-emitting window of one leaded light component, first leaded light component On；And one second lens, the light-emitting window of second leaded light component is arranged at, second leaded light component will through second lens Second reference light is projected on optical store medium Jie.
- 10. full image storage device according to claim 7, it is characterised in that wherein first leaded light component is along one One direction project the first reference light, second leaded light component along a second direction project the second reference light, the first direction with The second direction is different, and first interference figure overlaps with second interference figure in the upper at least part of optical store medium Jie.
- 11. full image storage device according to claim 7, it is characterised in that wherein the optical store medium is situated between with a plurality of Storage layer, first interference figure are located at those different storage layer from second interference figure.
- 12. full image storage device according to claim 7, it is characterised in that wherein first leaded light component with this second Leaded light component is photoconductive tube.
- 13. full image storage device according to claim 7 a, it is characterised in that motor is further included, to change the object lens Relative position between being situated between with the optical store medium.
- 14. full image storage device according to claim 13, it is characterised in that wherein the motor connects the optical store medium It is situated between.
- 15. full image storage device according to claim 7, it is characterised in that the full figure light emission module includes：One thunder Penetrate light source, there is provided the signal light and the reference light；Wherein described full image storage device also includes：One polarization spectroscope, receiving should Signal light and the reference light, and by the signal light with same polarization state and this with reference to the light directing spatial light modulator.
- 16. full image storage device according to claim 7, it is characterised in that also including a lens combination, the lens combination The signal light and the reference light are received from the spatial light modulator, and the signal light and the reference light are transferred to the thing Mirror, first leaded light component and second leaded light component.
- 17. full image storage device according to claim 7, it is characterised in that also comprising an optical alignment mechanism, there is provided one Light beam is positioned to optical store medium Jie.
- 18. full image storage device according to claim 7, it is characterised in that also comprising an optical reading mechanism, to read Take the data stored on optical store medium Jie.
- 19. full image storage device according to claim 18, it is characterised in that also include：One quarter-wave phase Postpone piece, be configured on the light bang path between the optical reading mechanism and optical store medium Jie.
- 20. a kind of interference of light module, comprising：One object lens, it is situated between to project a signal light a to optical store medium；A plurality of guide-lighting groups Part, set around the object lens；And plural lenses, it is respectively arranged at the light-emitting windows of those leaded light components；Wherein those are guide-lighting Component in different directions, and is situated between towards the optical store medium through those lens and projects a plurality of reference lights, and those are referred to Light respectively the interference figure different from the signal light generation on optical store medium Jie.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510447387.XA CN105023589B (en) | 2015-07-27 | 2015-07-27 | Leaded light component applied to multi-level full figure stocking mechanism |
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| CN201510447387.XA CN105023589B (en) | 2015-07-27 | 2015-07-27 | Leaded light component applied to multi-level full figure stocking mechanism |
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| CN105023589B true CN105023589B (en) | 2018-02-02 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1722251A (en) * | 2004-07-15 | 2006-01-18 | 建兴电子科技股份有限公司 | Full image storage device |
| CN101004923A (en) * | 2006-01-19 | 2007-07-25 | 财团法人工业技术研究院 | Full image storage and regeneration system and method possessing servo function |
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| JP2005292765A (en) * | 2004-03-09 | 2005-10-20 | Samsung Electronics Co Ltd | Hologram memory medium, and recording device and reproducing device |
| CN103493135B (en) * | 2011-04-14 | 2015-09-30 | 松下电器产业株式会社 | Optical information apparatus, optical disc apparatus, optical information recording device, optical information regenerator, clearance control method and optical pickup |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1722251A (en) * | 2004-07-15 | 2006-01-18 | 建兴电子科技股份有限公司 | Full image storage device |
| CN101004923A (en) * | 2006-01-19 | 2007-07-25 | 财团法人工业技术研究院 | Full image storage and regeneration system and method possessing servo function |
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Address after: 266111 Shandong city of Qingdao province high tech Zone Songyuan Road No. 17 Qingdao Industrial Technology Research Institute A District 217 building A1 Patentee after: Qingdao Tai Gu photoelectric project Technology Co., Ltd. Address before: 266111 Shandong Shandong Qingdao high tech Industrial Development Zone entrepreneurship center 115-B room Patentee before: Qingdao Tai Gu photoelectric project Technology Co., Ltd. |