CN209265074U - Optical fiber scanning projection arrangement and electronic equipment - Google Patents
Optical fiber scanning projection arrangement and electronic equipment Download PDFInfo
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- CN209265074U CN209265074U CN201822087171.9U CN201822087171U CN209265074U CN 209265074 U CN209265074 U CN 209265074U CN 201822087171 U CN201822087171 U CN 201822087171U CN 209265074 U CN209265074 U CN 209265074U
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 195
- 238000003384 imaging method Methods 0.000 claims abstract description 45
- 238000001514 detection method Methods 0.000 claims description 15
- 230000007246 mechanism Effects 0.000 claims description 11
- 238000012937 correction Methods 0.000 claims description 9
- 239000000835 fiber Substances 0.000 claims description 8
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- 238000010408 sweeping Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 16
- 230000007613 environmental effect Effects 0.000 description 5
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- 238000013461 design Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
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- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
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- 230000005284 excitation Effects 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
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- 238000003199 nucleic acid amplification method Methods 0.000 description 1
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Abstract
The utility model relates to light technical field of imaging, in particular to a kind of optical fiber scanning projection arrangement and electronic equipment.The optical fiber scanning projection arrangement includes optical fiber scanning projecting subassembly, controllable light steering assembly and Position-Sensitive Detector.Optical fiber scanning projecting subassembly is for exporting scanning light beam.For turning to the scanning light beam that optical fiber scanning projecting subassembly exports, the scanning light beam for exporting optical fiber scanning projecting subassembly is projected on Position-Sensitive Detector or is projected at required imaging position controllable light steering assembly.Position-Sensitive Detector is used to detect the motion profile of incident scanning light beam.The optical fiber scanning projection arrangement and electronic equipment, it is projected on Position-Sensitive Detector or is projected at required imaging position by the scanning light beam that controllable light steering assembly exports optical fiber scanning projecting subassembly, its scanning light beam that optical fiber scanning projection component exports in projection imaging is completely used for scanning imagery, improves the capacity usage ratio of imaging.
Description
Technical field
The utility model relates to light technical field of imaging, in particular to a kind of optical fiber scanning projection arrangement and electronics
Equipment.
Background technique
Optical fiber scanning projecting subassembly generally comprises scanner driver, optical fiber and angle amplifier, and projection theory is usually:
Scanner driver bending vibration under the alternately electric signal of variation or electromagnetic signal excitation, to drive the light for being fixed on its section
Fibre vibration, to form small size scan image in fiber end face position, the small size scan image is after angle amplifier
It is amplified projection, to form projected image to be shown.
The mechanical organ of vibration, such as optical fiber are easy to be influenced by environmental perturbation, its vibrational state are made to change, by
Belong to the disturbance of low frequency for the vibration of optical fiber in environmental perturbation, the Oscillation Amplitude of optical fiber can mainly be impacted,
Then scan image is caused to deform.
During the scanning process, the hot spot rail that the emergent light spot track of scanning optical fiber can be detected, and be will test
Mark is compared with spot tracks ideally, to determine whether scanning optical fiber is influenced and influence by environmental perturbation
Size can will test result for feedback correction, to prevent scan image from becoming when determining scanning optical fiber by environmental perturbation
Shape.
In the prior art, the part imaging for scanning fiber exit can be divided to PSD (Position Sensitive
Detector, Position-Sensitive Detector), to pass through the spot tracks of PSD detection scanning fiber exit, still, scan optical fiber
The light of outgoing will be used to show imaging, part imaging is divided to PSD and is scanned fibre movement track detection, can reduce use
In the energy of the light of imaging, utilization ratio of optical energy is reduced.
Utility model content
In view of this, the purpose of this utility model is to provide the light that one kind can not reduce the capacity usage ratio of imaging
Fine scanning projection device and electronic equipment, to solve the above problems.
To achieve the above object, the utility model provides the following technical solutions:
The utility model preferred embodiment provides a kind of optical fiber scanning projection arrangement, comprising: optical fiber scanning projecting subassembly, can
Control light steering assembly and Position-Sensitive Detector, the controllable light steering assembly are set to the optical fiber scanning projecting subassembly and institute
It states between Position-Sensitive Detector；
The optical fiber scanning projecting subassembly is for exporting scanning light beam；
The controllable light steering assembly makes for turning to the scanning light beam that the optical fiber scanning projecting subassembly exports
The scanning light beam of optical fiber scanning projecting subassembly output be projected on the Position-Sensitive Detector or be projected in it is required at
At image position；
The Position-Sensitive Detector is used to detect the motion profile of incident scanning light beam.
Optionally, the Position-Sensitive Detector is located at the exit end of the optical fiber scanning projecting subassembly, the controllable light
Steering assembly, which is used to carry out the scanning light beam that the optical fiber scanning projecting subassembly exports to turn to, makes the optical fiber scanning projection group
The scanning light beam of part output is projected at required imaging position；
It is described when the controllable light steering assembly does not turn to the scanning light beam of optical fiber scanning projecting subassembly output
The scanning light beam of optical fiber scanning projecting subassembly output is projected on the Position-Sensitive Detector.
Optionally, the Position-Sensitive Detector is located at the exit end of the controllable light steering assembly, and the controllable light turns
It is used to carry out the scanning light beam that the optical fiber scanning projecting subassembly exports to turn to component and makes the optical fiber scanning projecting subassembly
The scanning light beam of output is projected on the Position-Sensitive Detector；
It is described when the controllable light steering assembly does not turn to the scanning light beam of optical fiber scanning projecting subassembly output
The scanning light beam of optical fiber scanning projecting subassembly output is projected at required imaging position.
Optionally, the Position-Sensitive Detector is located at the first exit end of the controllable light steering assembly, it is required at
It is located at the second exit end of the controllable light steering assembly at image position, the controllable light steering assembly is for sweeping the optical fiber
The scanning light beam for retouching projecting subassembly output carries out first angle and turns to the scanning light beam for making the optical fiber scanning projecting subassembly output
It is projected on the Position-Sensitive Detector；
The scanning light beam that the controllable light steering assembly is also used to export the optical fiber scanning projecting subassembly carries out second
Angle, which turns to, is projected in the scanning light beam of the optical fiber scanning projecting subassembly output at required imaging position.
Optionally, the optical fiber scanning projection arrangement further includes detecting with the optical fiber scanning projecting subassembly and position sensing
The processor that device is electrically connected, the processor are used to receive the scanning light beam that the Position-Sensitive Detector detects
Motion profile, and feedback correction parameter is obtained according to the motion profile of the scanning light beam, and according to the feedback correction parameter
Control the optical fiber scanning projecting subassembly output scanning light beam.
Optionally, the controllable light steering assembly include steering mechanism and with the steering mechanism rotation connection total reflection
Element, the steering mechanism is for controlling the total reflection element rotation.
Optionally, the optical fiber scanning projection arrangement further includes lens subassembly, and the lens subassembly is set to the position
Scanning light of the sensing detector close to the side of the controllable light steering assembly, for being exported to the optical fiber scanning projecting subassembly
The motion profile of beam zooms in and out and is allowed to be projected on the Position-Sensitive Detector.
Optionally, the optical fiber scanning projecting subassembly includes light source, optical fiber, scanner driver and angle amplifier；
The optical fiber is located at the exit end of the light source, and the angle amplifier is located at the exit end of the optical fiber, described
Scanner driver is connect with the optical fiber；
The optical fiber vibrates under the drive of the scanner driver, and it is inclined to carry out high speed to the light beam of the light source output
Turn, forms small size scan image, small size scan image quilt after the angle amplifier at the fiber exit end
Amplification projection, to form projected image to be shown.
Optionally, the light source includes red light-emitting unit, green luminescence unit and blue light emitting unit.
The utility model preferred embodiment also provides a kind of electronic equipment, including above-mentioned optical fiber scanning projection arrangement.
The optical fiber scanning projection arrangement and electronic equipment that the utility model preferred embodiment provides, turn to group by controllable light
Needed for part makes the scanning light beam of the optical fiber scanning projecting subassembly output be projected on the Position-Sensitive Detector or be projected in
Imaging position at, detected and projected using the scanning light beam that the method for time segment exports optical fiber scanning projecting subassembly
Imaging makes the optical fiber scanning projection arrangement scanning light beam that optical fiber scanning projection component exports in projection imaging be completely used for scanning
Imaging, improves the capacity usage ratio of imaging.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described.It should be appreciated that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is a kind of block diagram for optical fiber scanning projection arrangement that the utility model preferred embodiment provides.
Fig. 2 is a kind of structural schematic diagram of optical fiber scanning projection arrangement in embodiment.
Fig. 3 is the structural schematic diagram of optical fiber scanning projection arrangement in another embodiment.
Fig. 4 is the structural schematic diagram of optical fiber scanning projection arrangement in another embodiment.
Fig. 5 is the block diagram for another optical fiber scanning projection arrangement that the utility model preferred embodiment provides.
Fig. 6 is the structural schematic diagram of controllable light steering assembly in an embodiment.
Fig. 7 be controllable light steering assembly using after structure shown in fig. 6 for optical fiber scanning projection arrangement shown in Fig. 2
Detection principle diagram.
Fig. 8 be controllable light steering assembly using after structure shown in fig. 6 for optical fiber scanning projection arrangement shown in Fig. 2
Imaging schematic diagram.
Fig. 9 be controllable light steering assembly using after structure shown in fig. 6 for optical fiber scanning projection arrangement shown in Fig. 3
Detection principle diagram.
Figure 10 be controllable light steering assembly using after structure shown in fig. 6 for optical fiber scanning projection arrangement shown in Fig. 3
Imaging schematic diagram.
Figure 11 be controllable light steering assembly using after structure shown in fig. 6 for optical fiber scanning projection arrangement shown in Fig. 4
Detection principle diagram.
Figure 12 be controllable light steering assembly using after structure shown in fig. 6 for optical fiber scanning projection arrangement shown in Fig. 4
Imaging schematic diagram.
Figure 13 is a kind of structural schematic diagram of optical fiber scanning projection arrangement in embodiment.
Figure 14 is the structural schematic diagram of optical fiber scanning projection arrangement in another embodiment.
Figure 15 is the structural schematic diagram of optical fiber scanning projection arrangement in another embodiment.
Figure 16 is the structural schematic diagram of optical fiber scanning projecting subassembly in an embodiment.
Icon: 1- optical fiber scanning projection arrangement；10- optical fiber scanning projecting subassembly；30- controllable light steering assembly；The position 50-
Sensing detector；At imaging position needed for A-；70- processor；31- steering mechanism；35- is totally reflected element；90- lens group
Part；11- light source；13- optical fiber；15- scanner driver；17- angle amplifier；19- fixing seat.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe.Obviously, described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be matched with a variety of different
It sets to arrange and design.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Reality based on the utility model
Apply example, those skilled in the art's every other embodiment obtained without making creative work belongs to
The range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.In the utility model
In description, term " first ", " second ", " third ", " the 4th " etc. are only used for distinguishing description, and should not be understood as only or imply
Relative importance.
Referring to FIG. 1, Fig. 1 is a kind of box signal of optical fiber scanning projection arrangement 1 provided by the embodiment of the utility model
Figure.Optical fiber scanning projection arrangement 1 includes optical fiber scanning projecting subassembly 10, controllable light steering assembly 30 and Position-Sensitive Detector
50。
The optical fiber scanning projecting subassembly 10 is for exporting scanning light beam.The controllable light steering assembly 30 is set to institute
It states between optical fiber scanning projecting subassembly 10 and the Position-Sensitive Detector 50, for the optical fiber scanning projecting subassembly 10 is defeated
Scanning light beam out is turned to, and the scanning light beam for exporting the optical fiber scanning projecting subassembly 10 is projected in the position sensing
On detector 50 or it is projected in A at required imaging position.The Position-Sensitive Detector 50 is used to detect incident scanning light
The motion profile of beam.The Position-Sensitive Detector 50 can be PSD etc..
Conceived according to above-mentioned utility model, optical fiber scanning projection arrangement 1 provided by the utility model can have but be not limited to
Three kinds of structures below, as shown in Figure 2, Figure 3 and Figure 4.
As shown in Fig. 2, the Position-Sensitive Detector 50 is located at the exit end of the optical fiber scanning projecting subassembly 10, institute
Stating controllable light steering assembly 30 makes the light for turn to the scanning light beam that the optical fiber scanning projecting subassembly 10 exports
The scanning light beam that fine scanning projection component 10 exports is projected in A at required imaging position.In the controllable light steering assembly 30
When not turned to the scanning light beam of the optical fiber scanning projecting subassembly 10 output, what the optical fiber scanning projecting subassembly 10 exported
Scanning light beam is projected on the Position-Sensitive Detector 50.
It, can be with for optical fiber scanning projection arrangement 1 shown in Fig. 2: in first time period, turning to the controllable light
Component 30 does not turn to the scanning light beam of the optical fiber scanning projecting subassembly 10 output, then the optical fiber scanning projecting subassembly 10 is defeated
Scanning light beam out is directly projected on the Position-Sensitive Detector 50, and the Position-Sensitive Detector 50 detects incident sweep
Retouch the motion profile of light beam.In second time period, make the controllable light steering assembly 30 to the optical fiber scanning projecting subassembly
The scanning light beam of 10 outputs turns to, and the scanning light beam for exporting the optical fiber scanning projecting subassembly 10 is projected in required at image position
Set place A, at required imaging position A form projected image to be shown.
As shown in figure 3, the Position-Sensitive Detector 50 is located at the exit end of the controllable light steering assembly 30, it is described can
Control light steering assembly 30, which is used to carry out the scanning light beam that the optical fiber scanning projecting subassembly 10 exports to turn to, sweeps the optical fiber
The scanning light beam for retouching the output of projecting subassembly 10 is projected on the Position-Sensitive Detector 50.In the controllable light steering assembly 30
When not turning to the scanning light beam of the optical fiber scanning projecting subassembly 10 output, what the optical fiber scanning projecting subassembly 10 exported is swept
Retouch light beam projecting A at required imaging position.
It, can be with for optical fiber scanning projection arrangement 1 shown in Fig. 3: in first time period, turning to the controllable light
Component 30 turns to the scanning light beam that the optical fiber scanning projecting subassembly 10 exports, and exports the optical fiber scanning projecting subassembly 10
Scanning light beam be projected on the Position-Sensitive Detector 50, the Position-Sensitive Detector 50 detects incident scanning light
The motion profile of beam.In second time period, make the controllable light steering assembly 30 not to the optical fiber scanning projecting subassembly 10
The scanning light beam of output is turned to, then the scanning light beam that the optical fiber scanning projecting subassembly 10 exports is directly projected on required
A at imaging position, at required imaging position A form projected image to be shown.
As shown in figure 4, the Position-Sensitive Detector 50 is located at the first exit end of the controllable light steering assembly 30, institute
A is located at the second exit end of the controllable light steering assembly 30 at the imaging position needed.The controllable light steering assembly 30 is used for
The scanning light beam that the optical fiber scanning projecting subassembly 10 exports, which is carried out first angle steering, makes the optical fiber scanning projecting subassembly
The scanning light beam of 10 outputs is projected on the Position-Sensitive Detector 50.The controllable light steering assembly 30 is also used to will be described
The scanning light beam that optical fiber scanning projecting subassembly 10 exports, which carries out second angle steering, exports the optical fiber scanning projecting subassembly 10
Scanning light beam be projected in A at required imaging position.
It, can be with for optical fiber scanning projection arrangement 1 shown in Fig. 4: in first time period, turning to the controllable light
The scanning light beam that component 30 exports the optical fiber scanning projecting subassembly 10 carries out first angle steering, throws the optical fiber scanning
Shadow component 10 export scanning light beam be projected on the Position-Sensitive Detector 50, the Position-Sensitive Detector 50 detect into
The motion profile for the scanning light beam penetrated.In second time period, throw the controllable light steering assembly 30 by the optical fiber scanning
The scanning light beam that shadow component 10 exports carries out second angle steering, the scanning light for exporting the optical fiber scanning projecting subassembly 10
Beam is projected in A at required imaging position, at required imaging position A form projected image to be shown.
Since the detection of the motion profile to scanning light beam does not need real-time perfoming, usually in optical fiber scanning projection arrangement
Just need to detect the motion profile of scanning light beam when 1 unlatching, after transformation environment, in the case where manual setting detection.Therefore, this reality
The optical fiber scanning projecting subassembly 10 is exported by controllable light steering assembly 30 with the optical fiber scanning projection arrangement 1 of novel offer
Scanning light beam be projected on the Position-Sensitive Detector 50 or be projected in A at required imaging position, using time segment
Method scanning light beam that optical fiber scanning projecting subassembly 10 is exported carry out detection and projection imaging, make optical fiber scanning projection arrangement
1 scanning light beam that optical fiber scanning projection component 10 exports in projection imaging is completely used for scanning imagery, improves the energy of imaging
Measure utilization rate.
As shown in figure 5, optionally, the optical fiber scanning projection arrangement 1 further includes and the optical fiber scanning projecting subassembly 10
The processor 70 being electrically connected with Position-Sensitive Detector 50.The processor 70 is for receiving the position sensing detection
Device 50 detects the motion profile of obtained scanning light beam, and obtains feedback correction ginseng according to the motion profile of the scanning light beam
Number, and the optical fiber scanning projecting subassembly 10 according to the feedback correction state modulator exports scanning light beam.Therefore, optical fiber scanning
Projection arrangement 1 can offset the influence of environmental perturbation, prevent the projected image deformation to be shown of output.
As shown in fig. 6, for Fig. 1 to optical fiber scanning projection arrangement 1 shown in fig. 5, controllable light steering assembly 30 can be with
Including steering mechanism 31 and the total reflection element 35 being rotatablely connected with the steering mechanism 31, the steering mechanism 31 is for controlling
The total reflection element 35 rotates.It is clear that when steering mechanism 31 controls the total reflection element 35 rotation, the optical fiber
Scanning projection component 10 export scanning light beam can by the total reflection element 35 reflection do not reflect or with first angle it is anti-
It penetrates or A at Position-Sensitive Detector 50 or required imaging position is reflexed to second angle.For example, for light shown in Fig. 2
Fine scanning projection device 1, detection and projection theory can be respectively as shown in Fig. 7 and Fig. 8.For optical fiber scanning shown in Fig. 3
Projection arrangement 1, detection and projection theory can be as shown in Figure 9 and Figure 10 respectively.Optical fiber scanning shown in Fig. 4 is projected and is filled
1 is set, detection and projection theory can respectively as is illustrated by figs. 11 and 12.
Optionally, for optical fiber scanning projection arrangement 1 shown in Fig. 1 to Fig. 4, the optical fiber scanning projection arrangement 1 is also wrapped
Include lens subassembly 90.The lens subassembly 90 is set to the Position-Sensitive Detector 50 close to the controllable light steering assembly
30 side, the scanning light beam for exporting to the optical fiber scanning projecting subassembly 10 zoom in and out and are allowed to be projected in described
On Position-Sensitive Detector 50.For example, for optical fiber scanning projection arrangement 1 shown in Fig. 2, when it includes lens subassembly 90,
The structure of the optical fiber scanning projection arrangement 1 can be as shown in figure 13.For optical fiber scanning projection arrangement 1 shown in Fig. 3, when it
When including lens subassembly 90, the structure of the optical fiber scanning projection arrangement 1 can be as shown in figure 14.Optical fiber shown in Fig. 4 is swept
Projection arrangement 1 is retouched, when it includes lens subassembly 90, the structure of the optical fiber scanning projection arrangement 1 can be as shown in figure 15.
The spot motion track being incident on lens subassembly 90 can be zoomed in or out by the way that lens subassembly 90 is arranged,
Entire spot motion track is allowed to take the photosurface of Position-Sensitive Detector 50 as far as possible, it is possible thereby to which position sensing is made full use of to visit
The photosurface of device 50 is surveyed, detection accuracy is improved.Obviously, detecting spot motion track at this time, to need to remove the lens subassembly 90 right
The scaling effect of hot spot can just access the spot motion track of actual optical fiber scanning projecting subassembly 10.
As shown in figure 16, optionally, the optical fiber scanning projecting subassembly 10 includes light source 11, optical fiber 13, scanner driver
15 and angle amplifier 17.The optical fiber 13 is located at the exit end of the light source 11, and the angle amplifier 17 is located at the light
The exit end of fibre 13, the scanner driver 15 are connect with the optical fiber 13.The optical fiber 13 is in the scanner driver 15
Lower vibration is driven, high speed deflection is carried out to the light beam of the light source 11 output, small size is formed in 13 exit end of optical fiber and sweeps
Trace designs picture, and the small size scan image is amplified projection after the angle amplifier 17, to form perspective view to be shown
Picture.It is clear that the optical fiber scanning projecting subassembly 10 can also including fixing seat 19 etc. more multicomponent device or the optical fiber
Scanning projection component 10 can also be other 13 scanned imagery devices of optical fiber well known by persons skilled in the art, not limit herein
It is fixed.The light source 11 can be laser light source, be also possible to LED light source；It can be monochromatic source, be also possible to polychromatic source.
Optionally, the light source 11 is polychromatic source, including red light-emitting unit, green luminescence unit and blue light emitting unit.This is red
Light luminescence unit, green luminescence unit and blue light emitting unit can be lasing fluorescence unit, be also possible to LED luminescence unit.
The utility model preferred embodiment also provides a kind of electronic equipment, including above-mentioned optical fiber scanning projection arrangement 1.It should
Electronic equipment can be mobile phone, computer, 3D modeling equipment, VR glasses, AR glasses etc., and this is not restricted.Above-mentioned optical fiber
Scanning projection device 1 can be embedded in the electronic equipment, a mould group as the electronic equipment.It is clear that the electronics
Equipment can also include wi f i module, bluetooth module or memory etc., and this is not restricted.
In conclusion optical fiber scanning projection arrangement 1 provided by the utility model made by controllable light steering assembly 30 it is described
Optical fiber scanning projecting subassembly 10 export scanning light beam be projected on the Position-Sensitive Detector 50 or be projected in it is required at
A at image position is detected and is projected using the scanning light beam that the method for time segment exports optical fiber scanning projecting subassembly 10
Imaging is completely used for the scanning light beam that optical fiber scanning projection component 10 exports in projection imaging of optical fiber scanning projection arrangement 1
Scanning imagery improves the capacity usage ratio of imaging.Also, the optical fiber scanning projection arrangement 1 may include processor 70, at this
Reason device 70 can obtain feedback correction parameter according to the motion profile that Position-Sensitive Detector 50 detects obtained scanning light beam, and
Export scanning light beam according to optical fiber scanning projecting subassembly 10 described in the feedback correction state modulator, with prevent output to aobvious
The projected image deformation shown.In addition, the optical fiber scanning projection arrangement 1 can also be by being arranged lens subassembly 90, to the optical fiber
The scanning light beam that scanning projection component 10 exports zooms in and out and is allowed to be projected on the Position-Sensitive Detector 50, with abundant
Using the photosurface of Position-Sensitive Detector 50, detection accuracy is improved.
Electronic equipment provided by the utility model includes above-mentioned optical fiber scanning projection arrangement 1, thus is had and the optical fiber
The similar beneficial effect of scanning projection device 1, therefore not to repeat here.
Any feature disclosed in this specification (including any accessory claim, abstract and attached drawing), except non-specifically chatting
It states, can be replaced by other alternative features that are equivalent or have similar purpose.That is, unless specifically stated, each feature is only
It is an example in a series of equivalent or similar characteristics.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of optical fiber scanning projection arrangement characterized by comprising optical fiber scanning projecting subassembly, controllable light steering assembly and
Position-Sensitive Detector, the controllable light steering assembly are set to the optical fiber scanning projecting subassembly and position sensing detection
Between device；
The optical fiber scanning projecting subassembly is for exporting scanning light beam；
The controllable light steering assembly makes described for turning to the scanning light beam that the optical fiber scanning projecting subassembly exports
The scanning light beam of optical fiber scanning projecting subassembly output is projected on the Position-Sensitive Detector or is projected in required at image position
Set place；
The Position-Sensitive Detector is used to detect the motion profile of incident scanning light beam.
2. optical fiber scanning projection arrangement according to claim 1, which is characterized in that the Position-Sensitive Detector is located at institute
The exit end of optical fiber scanning projecting subassembly is stated, what the controllable light steering assembly was used to export the optical fiber scanning projecting subassembly
Scanning light beam, which turn to, is projected in the scanning light beam of the optical fiber scanning projecting subassembly output at required imaging position；
When the controllable light steering assembly does not turn to the scanning light beam of optical fiber scanning projecting subassembly output, the optical fiber
The scanning light beam of scanning projection component output is projected on the Position-Sensitive Detector.
3. optical fiber scanning projection arrangement according to claim 1, which is characterized in that the Position-Sensitive Detector is located at institute
The exit end of controllable light steering assembly is stated, the controllable light steering assembly by what the optical fiber scanning projecting subassembly exported for sweeping
Retouching light beam and turn to is projected in the scanning light beam of the optical fiber scanning projecting subassembly output on the Position-Sensitive Detector；
When the controllable light steering assembly does not turn to the scanning light beam of optical fiber scanning projecting subassembly output, the optical fiber
The scanning light beam of scanning projection component output is projected at required imaging position.
4. optical fiber scanning projection arrangement according to claim 1, which is characterized in that the Position-Sensitive Detector is located at institute
The first exit end of controllable light steering assembly is stated, the second outgoing of the controllable light steering assembly is located at required imaging position
End, the scanning light beam that the controllable light steering assembly is used to export the optical fiber scanning projecting subassembly carry out first angle steering
It is projected in the scanning light beam of the optical fiber scanning projecting subassembly output on the Position-Sensitive Detector；
The scanning light beam that the controllable light steering assembly is also used to export the optical fiber scanning projecting subassembly carries out second angle
Turning to is projected in the scanning light beam of the optical fiber scanning projecting subassembly output at required imaging position.
5. optical fiber scanning projection arrangement according to claim 1-4, which is characterized in that the optical fiber scanning projection
Device further includes the processor being electrically connected with the optical fiber scanning projecting subassembly and Position-Sensitive Detector, the processor
For receiving the motion profile for the scanning light beam that the Position-Sensitive Detector detects, and the fortune according to the scanning light beam
Dynamic rail mark obtains feedback correction parameter, and the output scanning of the optical fiber scanning projecting subassembly according to the feedback correction state modulator
Light beam.
6. optical fiber scanning projection arrangement according to claim 1-4, which is characterized in that the controllable light steering group
Part includes steering mechanism and the total reflection element with steering mechanism rotation connection, and the steering mechanism is described complete for controlling
Reflecting element rotation.
7. optical fiber scanning projection arrangement according to claim 6, which is characterized in that the optical fiber scanning projection arrangement also wraps
Including lens subassembly, the lens subassembly is set to the Position-Sensitive Detector close to the side of the controllable light steering assembly,
The motion profile of scanning light beam for exporting to the optical fiber scanning projecting subassembly zooms in and out and is allowed to be projected in institute's rheme
It sets on sensing detector.
8. optical fiber scanning projection arrangement according to claim 6, which is characterized in that the optical fiber scanning projecting subassembly includes
Light source, optical fiber, scanner driver and angle amplifier；
The optical fiber is located at the exit end of the light source, and the angle amplifier is located at the exit end of the optical fiber, the scanning
Driver is connect with the optical fiber；
The optical fiber vibrates under the drive of the scanner driver, carries out high speed deflection to the light beam of the light source output,
The fiber exit end forms small size scan image, and the small size scan image is amplified throwing after the angle amplifier
Shadow, to form projected image to be shown.
9. optical fiber scanning projection arrangement according to claim 8, which is characterized in that the light source includes red light-emitting list
Member, green luminescence unit and blue light emitting unit.
10. a kind of electronic equipment, which is characterized in that including the described in any item optical fiber scanning projection arrangements of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822087171.9U CN209265074U (en) | 2018-12-12 | 2018-12-12 | Optical fiber scanning projection arrangement and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822087171.9U CN209265074U (en) | 2018-12-12 | 2018-12-12 | Optical fiber scanning projection arrangement and electronic equipment |
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| Publication Number | Publication Date |
|---|---|
| CN209265074U true CN209265074U (en) | 2019-08-16 |
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ID=67563273
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822087171.9U Withdrawn - After Issue CN209265074U (en) | 2018-12-12 | 2018-12-12 | Optical fiber scanning projection arrangement and electronic equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109613696A (en) * | 2018-12-12 | 2019-04-12 | 深圳创维新世界科技有限公司 | Optical fiber scanning projection arrangement and electronic equipment |
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2018
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109613696A (en) * | 2018-12-12 | 2019-04-12 | 深圳创维新世界科技有限公司 | Optical fiber scanning projection arrangement and electronic equipment |
| CN109613696B (en) * | 2018-12-12 | 2024-03-29 | 深圳创维新世界科技有限公司 | Optical fiber scanning projection device and electronic equipment |
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