CN110333599A - A kind of scanning display module - Google Patents
A kind of scanning display module Download PDFInfo
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- CN110333599A CN110333599A CN201910363280.5A CN201910363280A CN110333599A CN 110333599 A CN110333599 A CN 110333599A CN 201910363280 A CN201910363280 A CN 201910363280A CN 110333599 A CN110333599 A CN 110333599A
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- fibre optic
- laser
- optic scanner
- scanning
- display module
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/10—Scanning systems
- G02B26/103—Scanning systems having movable or deformable optical fibres, light guides or waveguides as scanning elements
Abstract
The embodiment of the present application discloses a kind of scanning display module, in scanning display module in this application, laser is corresponding with the quantity of transmission fiber, in other words, the light beam that each laser is exported will be input in a transmission fiber corresponding with the laser, during the laser beam of laser output is coupled into optical fiber, it is not related to the conjunction beam processing of laser beam, also the energy loss generated because closing beam can effectively be avoided, optical coupling efficiency is promoted, to improve scanning display module to the utilization rate of laser energy.
Description
Technical field
This application involves scanning field of display technology, and in particular to a kind of scanning display module.
Background technique
It, can also be with currently, Projection Display both may be implemented as a kind of emerging display technology in optical fiber scanning display technology
It is shown applied to endoscope.
Current optical fiber scanning display technology is used as Projection Display and endoscope shows it is using multiple lasers as light
Source, while laser is modulated, then multiple laser are combined into light beam and enter optical fiber, optical fiber is driven by actuator and is shaken,
Final output scanning light beam.
If wanting to realize high-brightness projection or the endoscope show using the technology, the power of improving laser device is needed, but power
Promotion will necessarily bring the reduction for closing beam efficiency and coupling efficiency.
Summary of the invention
The application's is designed to provide a kind of scanning display module, to improving laser utilization rate.
The embodiment of the present application provides a kind of scanning display module, includes at least: at least one laser group, more transmission light
Fine and at least one fibre optic scanner;
It include multiple lasers in the laser group, each laser output is for scanning the light beam of display;
The transmission fiber is corresponded in the laser, and the light beam of each laser output is input to swash with this
In the corresponding transmission fiber of light device;
The transmission fiber is respectively connected on the corresponding fibre optic scanner, is driven by the fibre optic scanner, no
Output is scanned by the fibre optic scanner respectively with the light beam transmitted in the transmission fiber, and each transmission fiber is corresponding
Scanning area be overlapped or partially overlap.
Optionally, the laser in each laser group is mono-colour laser.
It optionally, include the mono-colour laser of at least one of red R, green G, indigo plant B color in each laser group, and
A kind of quantity of the mono-colour laser of color is at least one.
Optionally, the quantity of the fibre optic scanner is multiple.
Optionally, each fibre optic scanner is arranged in parallel and exit end is towards same direction, the different optical fiber scannings
Device interval set distance, so that the scanning area of each fibre optic scanner partially overlaps.
Optionally, each fibre optic scanner be mutually in set angle fixed setting and exit end towards same direction, make
The scanning area for obtaining each fibre optic scanner is overlapped.
It optionally, further include light combination unit in the scanning display module, all or part of fibre optic scanner is swept
The light beam for retouching output exports after the light combination unit light combination.
Optionally, the light combination unit is equipped with multiple input faces, and the output end of each fibre optic scanner is respectively facing
The different input face of the light combination unit, so that the light beam of each fibre optic scanner scanning output is closed through the light combination unit
Same area is incident upon after light.
Optionally, the light combination unit includes two reflection subassemblies, the light beam difference of the two fibre optic scanner output
It is reflected through the reflection subassembly, is incident upon same area with the light beam of the scanning output of fibre optic scanner described in remaining.
Optionally, the fibre optic scanner and the transmission fiber correspond.
Optionally, the quantity of the fibre optic scanner is more than one and is less than the quantity of the transmission fiber, part or complete
Corresponding at least two transmission fibers of the fibre optic scanner in portion;
The fibre optic scanner of corresponding at least two transmission fibers is equipped with multi-core optical fiber, fibre core in the multi-core optical fiber
Quantity it is consistent with the quantity of the transmission fiber corresponding to the fibre optic scanner;
Wherein, each fibre core is according to the position single-row arrangement of row pixel is parallel in the multi-core optical fiber, so that from described
The scanning area that the different homogeneous beams of output are scanned in multi-core optical fiber is completely coincident or partially overlaps.
Optionally, the quantity of the fibre optic scanner is one, and the optical fiber on the fibre optic scanner is multi-core optical
Fibre, the quantity of fibre core is consistent with the number of lasers in the laser group in the multi-core optical fiber;
Wherein, each fibre core is according to the position single-row arrangement of row pixel is parallel in the multi-core optical fiber, so that from described
The scanning area that the different homogeneous beams of output are scanned in multi-core optical fiber is completely coincident or partially overlaps.
Following technical effect may be implemented using the technical solution in the embodiment of the present application:
For scanning display module in this present embodiment, it will be understood that the laser beam of different mono-colour laser outputs
It is coupled into corresponding transmission fiber respectively, simultaneously because different transmission fibers is connected from different fibre optic scanners, therefore into
One step can be scanned by different fibre optic scanners and be exported, and during the laser beam of laser output is coupled into optical fiber, not related to
And the conjunction beam processing of laser beam, the energy loss generated because closing beam also can be effectively avoided, optical coupling efficiency is promoted,
To improve scanning display module to the utilization rate of laser energy.
In addition, for carried out after laser goes out light close beam scheme for, due to different colours sharp combiner be it is a branch of,
Then need the lens group of fibre optic scanner using specific multiband achromatic lens group so that in light beam different-waveband light beam
It is both transparent for lens group and realizes close focusing, can just meet high-resolution scanning requirement, it is clear that this will undoubtedly will increase mould group
Cost and design difficulty.And laser, transmission fiber and fibre optic scanner correspond in the present embodiment, therefore each optical fiber scanning
Device is responsible for exporting a kind of light beam of same wave band (that is, color), correspondingly, lens group in fibre optic scanner can only with phase
It answers the one-wavelength laser of wave band to match, so, can reduce the design difficulty and use cost of lens.
For the section Example of the application, the settable gradient refractive index of the exit end of fibre optic scanner therein is saturating
Mirror/lens group, thus when optical fiber cantilever outgoing laser beam after gradient refractive index lens, become collimated light beam output.Using
The mode of gradient refractive index lens can be not provided with projection objective in scanning display module, specifically: in certain scanning projections
Scene in, (such as: laser television is located at there are larger projectional angle for the light beam that projects and dielectric surface from scanning display module
Projection screen bottom position is projected light beams upon to projection screen, or, light beam and media table when endoscope scanning field of view fringe region
There are larger crevice projection angles in face), if being provided with projection objective in mould group, it is likely to occur defocusing phenomenon, and just due to this Shen
It please be not provided with projection objective in scanning display module in embodiment, can also avoid the occurrence of phenomenon out of focus.
Detailed description of the invention
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, the application's is other
Feature, objects and advantages will become more apparent upon:
Fig. 1 is a kind of structural schematic diagram of illustrative optical fiber scanning display system provided by the embodiments of the present application;
Fig. 2 is a kind of structural schematic diagram of illustrative fibre optic scanner provided by the embodiments of the present application;
Fig. 3 is a kind of structural schematic diagram for scanning display module provided by the embodiments of the present application;
Fig. 4 is the structural schematic diagram of second of scanning display module provided by the embodiments of the present application;
Fig. 5 a is a kind of structural representation of multi-core optical fiber employed in scanning display module provided by the embodiments of the present application
Figure;
Fig. 5 b is the scanning track schematic diagram of each fibre core in multi-core optical fiber in Fig. 5 a;
Fig. 6 a is that the structure of another multi-core optical fiber employed in scanning display module provided by the embodiments of the present application is shown
It is intended to;
Fig. 6 b is the scanning track schematic diagram of each fibre core in the multi-core optical fiber of Fig. 6 a;
Fig. 7 is the structural representation of multifiber scanning output employed in scanning display module provided by the embodiments of the present application
Figure;
Fig. 8 a is the structural schematic diagram of the third scanning display module provided by the embodiments of the present application;
Fig. 8 b is the operation principle schematic diagram of Fig. 8 a neutralizing light unit;
Fig. 9 is the structural schematic diagram of the 4th kind of scanning display module provided by the embodiments of the present application.
Specific embodiment
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining related invention, rather than the restriction to the invention.It also should be noted that in order to
Convenient for description, part relevant to related invention is illustrated only in attached drawing.
Illustrative optical fiber scanning display system
A kind of illustrative optical fiber scanning display system is as shown in Figure 1, wherein specifically include that processing in the embodiment of the present application
Device 100, laser group 110, fibre optic scanner 120, optical fiber 130, modulation of source circuit 140, scan drive circuit 150 and conjunction beam
Unit 160.
When system works, processor 100 can control modulation of source circuit 140 to laser according to image data to be shown
Group 110 is modulated, and is included multiple mono-colour lasers in laser group 110, is issued the light beam of different colours respectively.From Fig. 1
As it can be seen that red (Red, R), green (Green, G), blue (Blue, B) tri-color laser specifically can be used in laser group.Laser group
The light beam that each laser issues in 110 closes beam via combined beam unit 160 and is beam of laser and is coupled into optical fiber 130.
Processor 100 controls scan drive circuit 150 and fibre optic scanner 120 is driven to be swept, thus by optical fiber 130
The light beam of transmission scans output.
The light beam being emitted from 130 output end of optical fiber acts on a certain pixel position on dielectric surface, just realizes to this
The scanning of pixel position.Under the drive of fibre optic scanner 120,130 output end of optical fiber is swept according to certain scanning track, thus
So that light beam is moved to corresponding pixel position and is scanned.During actual scanning, the light beam that optical fiber 130 exports will be every
A pixel position forms the hot spot with respective image information (such as: color, gray scale or brightness).In the time of a frame, light
Beam traverses each pixel position with sufficiently high speed, since eye-observation things has " persistence of vision ", old friend
Eye just can not discover movement of the light beam on each pixel position, but see the complete image of a frame.
Be the specific structure of fibre optic scanner 120 with continued reference to Fig. 2, including: actuation part 121, optical fiber cantilever 122,
Lens 123, scanner encapsulating shell 124 and fixing piece 125.Actuation part 121 is fixed on scanner encapsulating shell by fixing piece 125
In 124, optical fiber 130 extends to form optical fiber cantilever 122 in the free end of actuation part 121, and when work, actuation part 121 is driven in scanning
It is vibrated under the driving of dynamic signal along first direction (Y-direction) and second direction (X-direction), is actuated the drive of portion 121, optical fiber cantilever
The light beam of 122 exit ends output can be scanned onto a media surface in response by desired trajectory.It should be noted that optical fiber 130 is terminated from A
Enter actuation part 121, light beam therein can be transmitted to the optical fiber cantilever 122 at the end B, and in possible embodiment, optical fiber 130 runs through
Actuation part 121, and optical fiber cantilever 122 is extended to form in the free end of actuation part 121;Alternatively, optical fiber 130 is terminated from A into actuating
Portion 121, and docked in 121 inside of actuation part with the precision of the optical fiber cantilever 122 at the end B, it is hanged so as to export light beam to optical fiber
In arm 122, that is to say, that optical fiber 130 and optical fiber cantilever 122 are not integrated.
In the description of application scheme, actuation part and actuator indicate identical concept, are only title differences, therefore do not answer
It is interpreted as the restriction to the application.
It should be understood that the basic structure of optical fiber scanning display system is shown in earlier figures 1 and Fig. 2, it on this basis will be right
Technical solution in the embodiment of the present application is described in detail.In addition, for the ease of the description in subsequent embodiment, Fig. 1 and Fig. 2
Shown in direction coordinate system keep unified in subsequent embodiment, here and should not be understood limitation to the application.
It should be noted that existing to a certain degree during multiple light beams are closed beam as light beam by combined beam unit 106
Energy loss, i.e. conjunction beam efficiency can not reach 100% and (close before beam efficiency is regarded as closing the laser energy after beam and closes beam
Laser energy ratio), especially in the case where increasing laser power, with the promotion of laser power, resonance
Angle of divergence of chamber internal temperature, light beam etc. will further increase, and energy loss when closing beam is caused to be consequently increased.After closing beam
Light beam be coupled into optical fiber during, equally exist a degree of energy loss, optical coupling efficiency caused similarly cannot
Reaching 100%, (optical coupling efficiency is regarded as the ratio from the laser energy and the laser energy inputted from optical fiber of optical fiber output
Value).Although beam efficiency and optical coupling efficiency can be closed being promoted to a certain degree by increasing laser power, however, closing beam and light
Fibre two stages of coupling will appear energy loss, and as the loss of laser power energization also increases, to lead
Cause the efficiency of light energy utilization lower.
In addition, the temperature that will lead to system increases, thus further in the case where increasing the light power of each laser
Increase the heat dissipation burden of system.
Scan display module
It is that one of the embodiment of the present application scans display module 300, which includes at least with reference to Fig. 3:
Laser group 301, transmission fiber 302 and fibre optic scanner 303.
It in the present embodiment, include three lasers 3011 in laser group 301, each laser 3011 is all monochromatic sharp
Light device is needed generally according to actual display, using the list of red (Red, R), green (Green, G) or blue (Blue, B) three kinds of colors
Color laser.In some embodiments, the quantity of laser group 301 is not limited to one, can also be two or more, also,
It include three RGB mono-colour lasers in each laser group 301.Certainly, in practical application, swashing in laser group 301
Light device 3011 is not limited to tri- kinds of mono-colour lasers of above-mentioned RGB, it is also possible to the mono-colour laser comprising more colors, specifically
Depending on inciting somebody to action according to the needs of practical application, here and it is not limited.
In the present embodiment, internal modulated laser can be used in laser 3011, that is, the laser light that laser 3011 exports
Beam is through ovennodulation, and the laser beam that each laser 3011 is exported is coupled into respectively to corresponding transmission fiber 302.
The modulation of laser 3011 can be realized by modulation of source circuit above-mentioned, here without being described in detail.
Transmission fiber 302 and laser 3011 correspond, as a kind of feasible pattern of the present embodiment, transmission fiber
302 input terminal precision is connected to the exit end of laser 3011, to guarantee that the light beam that laser 3011 is exported can lead to
The core end surface for crossing transmission fiber 302 is coupled to completely in the fibre core of transmission fiber 302;Another kind as the present embodiment is feasible
Mode, the input terminal of transmission fiber 302 are not directly connected to the exit end of laser 3011, can be by being coupled into device for laser
The laser beam of 3011 outputs is coupled into transmission fiber 302.It specifically will be depending on the needs of practical application using which kind of mode.
The quantity of fibre optic scanner 303 and the quantity of aforementioned laser device 3011, transmission fiber 302 match, transmission fiber
302 are connected on fibre optic scanner 303, wherein the laser beam transmitted (does not exist from the optical fiber cantilever on fibre optic scanner 303
Shown in Fig. 3) outgoing.The scan pattern of fibre optic scanner 303 includes but is not limited in the present embodiment: grid type scanning, spiral
Formula scanning or Lisa such as (Lissajous) formula scan, and certainly, the specific structure of fibre optic scanner 303 can refer to earlier figures 2
Shown in scanner structure, here and without excessively repeating.
For the above structure for scanning display module in this present embodiment, it will be understood that different mono-colour laser outputs
Laser beam be coupled into corresponding transmission fiber respectively, simultaneously because different transmission fibers and different fibre optic scanners
Connection, therefore can further be scanned and be exported by different fibre optic scanners, that is to say, that the laser beam of laser output is coupled into light
In fine process, it is not related to the conjunction beam processing of laser beam, also can effectively avoid the energy loss generated because closing beam,
Optical coupling efficiency is promoted, to improve scanning display module to the utilization rate of laser energy.
In addition, for carried out after laser goes out light close beam scheme for, due to different colours sharp combiner be it is a branch of,
Then need the lens group of fibre optic scanner using specific multiband achromatic lens group so that in light beam different-waveband light beam
It is both transparent for lens group and realizes close focusing, can just meet high-resolution scanning requirement, it is clear that this will undoubtedly will increase mould group
Cost and design difficulty.And laser, transmission fiber and fibre optic scanner correspond in the present embodiment, therefore each optical fiber scanning
Device is responsible for exporting a kind of light beam of same wave band (that is, color), correspondingly, lens group in fibre optic scanner can only with phase
It answers the one-wavelength laser of wave band to match, so, can reduce the design difficulty and use cost of lens.
With continued reference to Fig. 3, each fibre optic scanner 303 is arranged in parallel, and the light beam of the scanning output of each fibre optic scanner 303
The area of corresponding scanning area is consistent, and (light beam that the area of scanning area can be regarded as fibre optic scanner output here is being situated between
Matter surface is formed by projection surface), just form the scanning area that three presence are overlapping shown in Fig. 3, crossover region therein
Image shown by domain is the color image of three kinds of colors building.
What needs to be explained here is that for any pixel point position on dielectric surface in overlapping region, the pixel
The color presented on point position is regarded as the combination of tri- kinds of colors of RGB, when scanning a certain pixel position, each laser
3011 export the homogeneous beam for being matched with image information on the pixel position respectively, and sweep through corresponding fibre optic scanner 303
Output is retouched, in this way, the color for being formed by hot spot on any pixel position generates accumulation, human eye can watch colour
Image.For any pixel point position in overlapping region, the three kinds of color beams scanned to the pixel position are projected
Hot spot can be and partly overlap, is completely overlapped or compact arranged.
It is worth noting that, pixel position therein is not for not generating region overlapping or that part is overlapping
It obtains the accumulation of color or only obtains the accumulation of part colours, the image in these regions is not full gamut, is actually being swept
It retouches in display, laser 3011 can be modulated so that not showing the image in incomplete overlapping region.In fact, being typically due to
Spacing between each fibre optic scanner 303 is simultaneously little, and completely overlapping region is not less in corresponding scanning area, therefore even if not
It shows incomplete overlapping region, can't also influence picture material.
Another embodiment
With reference to Fig. 4, the knot of laser group 401 in display module 400, transmission fiber 402 and fibre optic scanner 403 is scanned
Structure, quantity are consistent with aforementioned embodiment shown in Fig. 3, therefore do not repeat excessively here, and difference is, each fibre optic scanner 403
Between not be arranged in parallel, but each other be in minute angle, be equivalent to part fiber scanner 403 be oblique throwing state, from
And the region that each fibre optic scanner 403 is projected is completely coincident, the utilization rate which can maximize light beam makes
The size for obtaining color image region is identical as the maximum field of view of fibre optic scanner 403.
For embodiment above-mentioned, the case where illustrating only a laser group, and in practical applications may
It is higher to the brightness requirement of projecting beam, in order to enhance projection image brightness, can scanning display module in increase swash
Light device group, such as: increase a laser group (laser that increased laser group equally includes tri- kinds of colors of RGB), so that
The quantity of the laser of each color increases to 2, can enhance the brightness of the light beam of each color in this way.Certainly, also
The transmission fiber and fibre optic scanner that respective numbers need to be increased in scanning display module, just no longer excessively repeat here.
Other embodiments
In the present embodiment, the quantity of the fibre optic scanner in display module and the quantity of laser, transmission fiber are scanned
And mismatch, but match with the quantity of scanner group, specifically, it is assumed here that scanned in display module in the present embodiment
Laser group and previous embodiment in it is consistent (that is, the quantity of laser group be one, and wherein include tri- kinds of colors of RGB
Mono-colour laser), and then refer to Fig. 5 a, 500 quantity of fibre optic scanner in the present embodiment is one, wherein using multi-core optical
Fibre 501 includes three fibre cores 5011 in multi-core optical fiber 501, that is, the quantity of fibre core 5011 and the number of the laser in laser group
Amount is consistent, and in other words, the homogeneous beam of each laser output is coupled into respectively through corresponding transmission fiber into multi-core optical fiber 501
Each fibre core 5011 in.Therefore under the drive of actuator 502, each fibre core 5011 in multi-core optical fiber 501 scans output not respectively
With the homogeneous beam of color.
With reference to Fig. 5 b, multi-core optical fiber 501 is when scanning exports in the present embodiment, for the pixel position of every a line, respectively
The homogeneous beam that fibre core 5011 is exported can carry out overlapping scanning, and (triangle, circle in Fig. 5 b rectangular respectively represent each fibre core
5011 homogeneous beams exported are formed by hot spot in dielectric surface), it is further formed and is swept similar to shown in earlier figures 3
Retouch region.
Illustrate only what each fibre core 5011 in multi-core optical fiber 501 arranged in X-direction (that is, second direction) in the present embodiment
Situation, in some embodiments, as shown in Figure 6 a, each fibre core 6011 in multi-core optical fiber 601 can be in the Y direction (that is, first party
To) on arrange, the scanning track after corresponding scanning output is as shown in Figure 6 b.
When the spacing of each fibre core is sufficiently large, other way of example can be used, with reference to Fig. 7, on actuator 702
It is fixedly installed three optical fiber 701, three optical fiber 701 are single-core fiber and in second direction single-row arrangement, and which is similar to
Embodiment shown in Fig. 5 a and Fig. 5 b.Optical fiber 701 can also using be similar to shown in Fig. 6 a and Fig. 6 b shown in embodiment according to
The mode of first direction single-row arrangement specifically refers to both of the aforesaid embodiment, just no longer excessively repeats here.
As shown in Figure 8 a, in another embodiment of the application, scanning display module 800 include: laser group 801,
Transmission fiber 802, fibre optic scanner 803 and light combination unit 804, wherein laser group 801, transmission fiber 802 and optical fiber are swept
Structure, the quantity for retouching device 803 are consistent with aforementioned embodiment shown in Fig. 3, therefore just no longer excessively repeat here.Each fibre optic scanner
803 are respectively facing three incidence surfaces of light combination unit 804, so that the homogeneous beam difference that each fibre optic scanner 803 is exported is defeated
Enter into light combination unit 804, and is exported after carrying out conjunction beam by light combination unit 804.
In the present embodiment, light combination unit 804 specifically can close beam mode using wavelength coupling, polarization coupling etc., here
And without specifically limiting.Further, with reference to Fig. 8 b, interior light combination unit 804 includes two optical filtering faces, that is, the first optical filtering face
41 and the second optical filtering face 42, wherein fibre optic scanner 803a is input to the light beam of light combination unit 804 through behind the first optical filtering face 41
It reflects through the second optical filtering face 42, is exported towards dielectric surface;The light beam that fibre optic scanner 803b is input to light combination unit 804 penetrates
It reflects behind second optical filtering face 42 through the first optical filtering face 41, is exported towards dielectric surface;Fibre optic scanner 803c is input to light combination list
After the light beam of member 804 penetrates the first optical filtering face 41 and the second optical filtering face 42 respectively, exported towards dielectric surface.
In addition, with reference to Fig. 9, show the specific structure of scanning display module 900, it is different from embodiment shown in Fig. 8 it
It is in comprising two reflector elements in Fig. 9, that is, the first reflector element 91 and the second reflector element 92, and scanning is shown
Structure, the quantity etc. of laser group 901, transmission fiber 902 and fibre optic scanner 903a~903c in mould group 900, then can join
Previous embodiment is examined, is no longer excessively repeated here.First reflector element 91 and the second reflector element 92 are respectively used to reflection two
The light beam of fibre optic scanner 903a, 903b scanning output, light beam through reflection is exported towards dielectric surface, and fibre optic scanner
903c is then directly toward dielectric surface scanning output, and the light beam which exports three fibre optic scanners is incident upon identical
Region, so that colored display can be realized.
For each embodiment above-mentioned, the settable gradual index lens of the exit end of fibre optic scanner therein
(Gradient-Index lenses, GRIN), thus when optical fiber cantilever outgoing laser beam after GRIN, become collimated light
Beam output.By the way of GRIN, it can be not provided with projection objective in scanning display module, specifically: in certain scannings
In the scene of projection, from scanning display module the light beam that projects and dielectric surface there are larger projectional angles (such as: laser television
It projects light beams upon positioned at projection screen bottom position to projection screen, or, light beam and Jie when endoscope scanning field of view fringe region
There are larger crevice projection angles on matter surface), if being provided with projection objective in mould group, be likely to occur defocusing phenomenon, and just due to
It is not provided with projection objective in scanning display module in the embodiment of the present application, can also avoid the occurrence of phenomenon out of focus.
Each scheme described above is equally applicable to endoscope and shows scene, for endoscope shows scene, usually
It is by after light beam scanning output to dielectric surface (such as: tissue), the reflected light for receiving dielectric surface carries out imaging and shows, sweeps
Brightness, the color for retouching the light beam that display module is exported will determine brightness, the color of imaging, to realize that endoscope is shown.When
So, the specific structure of endoscope display system is here without repeating.
Various embodiments are described in a progressive manner in the application, same and similar part between each embodiment
It may refer to each other, each embodiment focuses on the differences from other embodiments.Especially for device, set
For standby and medium class embodiment, since it is substantially similar to the method embodiment, so being described relatively simple, related place ginseng
The part explanation for seeing embodiment of the method, just no longer repeats one by one here.
So far, the specific embodiment of this theme is described.Other embodiments are in the appended claims
In range.In some cases, the movement recorded in detail in the claims can execute and still in a different order
Desired result may be implemented.In addition, process depicted in the drawing not necessarily requires the particular order shown or continuous suitable
Sequence, to realize desired result.In some embodiments, multitasking and parallel processing can be advantageous.
Statement " first ", " second " used in various embodiments of the present disclosure, " first " or " described the
Two " can modify various parts and unrelated with sequence and/or importance, but these statements do not limit corresponding component.The above statement
It is only configured to the purpose for distinguishing element and other elements.For example, the first user equipment and second user equipment indicate different
User equipment, although being both user equipment.For example, first element can under the premise of without departing substantially from the scope of the present disclosure
Referred to as second element, similarly, second element can be referred to as first element.
When an element (for example, first element) referred to as " (operationally or can with another element (for example, second element)
Communicatedly) connection " or " (operationally or communicably) being attached to " another element (for example, second element) or " being connected to " are another
When one element (for example, second element), it is thus understood that an element is connected directly to another element or an element
Another element is indirectly connected to via another element (for example, third element).On the contrary, it is appreciated that when element (for example,
First element) it referred to as " is directly connected to " or when " directly connection " to another element (second element), then without element (for example, the
Three elements) it is inserted between the two.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art
Member is it should be appreciated that invention scope involved in the application, however it is not limited to technology made of the specific combination of above-mentioned technical characteristic
Scheme, while should also cover in the case where not departing from foregoing invention design, it is carried out by above-mentioned technical characteristic or its equivalent feature
Any combination and the other technical solutions formed.Such as features described above has similar function with (but being not limited to) disclosed herein
Can technical characteristic replaced mutually and the technical solution that is formed.
Claims (12)
1. a kind of scanning display module, which is characterized in that include at least: at least one laser group, more transmission fibers and
At least one fibre optic scanner;
It include multiple lasers in the laser group, each laser output is for scanning the light beam of display;
The transmission fiber is corresponded in the laser, and the light beam of each laser output is input to and the laser
In a corresponding transmission fiber;
The transmission fiber is respectively connected on the corresponding fibre optic scanner, is driven by the fibre optic scanner, different institutes
It states the light beam that transmits in transmission fiber and output is scanned by the fibre optic scanner respectively, and each transmission fiber is corresponding sweeps
It retouches area coincidence or partially overlaps.
2. scanning display module as described in claim 1, which is characterized in that the laser in each laser group
It is mono-colour laser.
3. as claimed in claim 2 scanning display module, which is characterized in that in each laser group include red R, green G,
The mono-colour laser of at least one of blue B color, and a kind of quantity of the mono-colour laser of color is at least one.
4. scanning display module as claimed in claim 2, which is characterized in that the quantity of the fibre optic scanner is multiple.
5. scanning display module as claimed in claim 4, which is characterized in that each fibre optic scanner is arranged in parallel and is emitted
It holds towards same direction, different fibre optic scanner intervals set distance, so that the scanning area of each fibre optic scanner
It partially overlaps.
6. scanning display module as claimed in claim 4, which is characterized in that each fibre optic scanner is mutually in set angle
It is fixedly installed and exit end is towards same direction, so that the scanning area of each fibre optic scanner is overlapped.
7. scanning display module as claimed in claim 4, which is characterized in that further include light combination list in the scanning display module
The light beam of member, all or part of fibre optic scanner scanning output exports after the light combination unit light combination.
8. scanning display module as claimed in claim 7, which is characterized in that the light combination unit is equipped with multiple input faces,
The output end of each fibre optic scanner is respectively facing the different input face of the light combination unit, so that each optical fiber scanning
The light beam of device scanning output is incident upon same area after the light combination unit light combination.
9. scanning display module as claimed in claim 7, which is characterized in that the light combination unit includes two reflection subassemblies,
The light beam of two fibre optic scanner outputs is reflected through the reflection subassembly respectively, is scanned with fibre optic scanner described in remaining defeated
Light beam out is incident upon same area.
10. the scanning display module as described in any in claim 5 to 7, which is characterized in that the fibre optic scanner with it is described
Transmission fiber corresponds.
11. the scanning display module as described in any in claim 5 to 7, which is characterized in that the quantity of the fibre optic scanner
Quantity that is more than one and being less than the transmission fiber, all or part of corresponding at least two biographies of the fibre optic scanner
Lose fibre;
The fibre optic scanner of corresponding at least two transmission fibers is equipped with multi-core optical fiber, the number of fibre core in the multi-core optical fiber
It measures consistent with the quantity of the transmission fiber corresponding to the fibre optic scanner;
Wherein, each fibre core is according to the position single-row arrangement of row pixel is parallel in the multi-core optical fiber, so that from the multicore
The scanning area that the different homogeneous beams of output are scanned in optical fiber is completely coincident or partially overlaps.
12. scanning display module as claimed in claim 2, which is characterized in that the quantity of the fibre optic scanner is one, if
In the optical fiber on the fibre optic scanner be multi-core optical fiber, in the multi-core optical fiber in the quantity and the laser group of fibre core
Number of lasers is consistent;
Wherein, each fibre core is according to the position single-row arrangement of row pixel is parallel in the multi-core optical fiber, so that from the multicore
The scanning area that the different homogeneous beams of output are scanned in optical fiber is completely coincident or partially overlaps.
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