CN106973205A - A kind of camera, camera imaging method and mobile terminal - Google Patents
A kind of camera, camera imaging method and mobile terminal Download PDFInfo
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- CN106973205A CN106973205A CN201710287067.1A CN201710287067A CN106973205A CN 106973205 A CN106973205 A CN 106973205A CN 201710287067 A CN201710287067 A CN 201710287067A CN 106973205 A CN106973205 A CN 106973205A
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- 238000003384 imaging method Methods 0.000 title claims abstract description 26
- 230000003287 optical effect Effects 0.000 claims abstract description 15
- 230000000694 effects Effects 0.000 claims abstract description 13
- 230000008859 change Effects 0.000 claims description 7
- 230000004660 morphological change Effects 0.000 claims description 3
- 238000012937 correction Methods 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 7
- 238000012545 processing Methods 0.000 description 7
- 230000009467 reduction Effects 0.000 description 7
- 230000006870 function Effects 0.000 description 5
- 230000009466 transformation Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/90—Arrangement of cameras or camera modules, e.g. multiple cameras in TV studios or sports stadiums
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/68—Control of cameras or camera modules for stable pick-up of the scene, e.g. compensating for camera body vibrations
- H04N23/682—Vibration or motion blur correction
- H04N23/684—Vibration or motion blur correction performed by controlling the image sensor readout, e.g. by controlling the integration time
- H04N23/6845—Vibration or motion blur correction performed by controlling the image sensor readout, e.g. by controlling the integration time by combination of a plurality of images sequentially taken
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- Engineering & Computer Science (AREA)
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- Signal Processing (AREA)
- Studio Devices (AREA)
Abstract
The invention discloses a kind of camera, camera imaging method and mobile terminal, camera includes：Camera lens, the camera lens is made up of multiple lenticules, for catching light signal and exporting multiple optical image signals；Multiple photosensitive sensors, the multiple photosensitive sensor is corresponded with the multiple lenticule, for the multiple optical image signal to be converted into multiple analog picture signals；Multiple analog-digital converters, for changing the multiple analog picture signal into multiple data image signals；Image mosaic processor, for splicing and handling the multiple data image signal.The camera imaging effect that the present invention is provided is good, and speed is fast, and light weight, thickness of thin；The camera imaging approach application scope that the present invention is provided is wide, produces error small；Present invention also offers a kind of mobile terminal with above-mentioned camera.
Description
Technical field
The present invention relates to electronic device field, more particularly to a kind of camera, camera imaging method and mobile terminal.
Background technology
The electronic products such as mobile phone, flat board and notebook, have become indispensable in people's daily life, work
Equipment, the requirement more and more higher with people to electronic product performance, camera has turned into the standard configuration portion in most electronic equipments
Part.
Camera of the prior art generally includes big convex lens, a photo-sensitive cell, and its image-forming principle is：Light is passed through
Cross after convex lens and be irradiated on photo-sensitive cell (such as CCD, CMOS)；Photo-sensitive cell converts light into corresponding analog image letter
Number；Analog picture signal is changed into data image signal by analog-digital converter again；Data image signal passes through image processor
(DSP) it is processed, the image after processing stores into electronic product internal memory for user's preservation and leafed through.
But technology is being developed rapidly, people start to be intended to use lighter and thinner electronic product, the bat to camera
According to the requirement of quality also more and more higher.For quality of taking pictures, the image quality part taken pictures is determined by pixel and light-inletting quantity, as
Element is bigger, and image quality is higher, and photosensitive unit is more, and camera volume and thickness will accordingly increase；Corresponding light-inletting quantity
Bigger, image quality is better, and surface area can also increase；As can be seen here, camera is taken pictures raising and thickness and the surface area of quality
Reduction contradict to a certain extent.
Taken pictures quality in raising, while make that camera is smaller, on thinner and lighter quantization road, the technology people in the field
Member has also made many researchs.
Patent of invention CN201410337667.0 discloses a kind of slim camera lens of high pixel, and optics is constituted by 5 groups of lens
Imaging system, rationally coordinates positive and negative refracting power lens, configures focal power, so that improve image quality and reduce camera lens thickness, but
The reduction mode of this camera lens thickness does not simultaneously meet the transformation to most camera lens.
And for example patent of invention CN201510712650.3 discloses a kind of CCD camera assembly, including multiple lens units, many
Individual photosensitive unit, the component can be integrated on LCD, reach the effect of hiding camera, reduced camera and used space.So
The degree of the component practical application is not high, also only when being used cooperatively with LCD, and it reduces could preferably using the effect in space
Embody.
Therefore, how the problem of camera imaging quality reduces camera lens thickness, mitigation camera weight again simultaneously is being improved
On, and how to improve to adapt to the transformation to most cameras in image-forming principle, in addition it is also necessary to more probe into.
The content of the invention
The technical problem to be solved in the present invention is that there is provided a kind of camera, camera for above-mentioned the deficiencies in the prior art
Imaging method and mobile terminal, can reduce camera thickness, mitigate camera weight so that mitigate electronic equipment gross weight and
Reduce electronic equipment thickness, and camera imaging quality can be improved to a certain extent, also comply with to most of camera
Transformation is used, with broad covered area.
To solve the above problems, the present invention is adopted the following technical scheme that：
A kind of camera, including：
Camera lens, the camera lens is made up of multiple lenticules, for catching light signal and exporting multiple optical image signals；
Multiple photosensitive sensors, the multiple photosensitive sensor is corresponded with the multiple lenticule, for by described in
Multiple optical image signals are converted into multiple analog picture signals；
Multiple analog-digital converters, for changing the multiple analog picture signal into multiple data image signals；
Image mosaic processor, for splicing and handling the multiple data image signal.
It is preferred that, the multiple lenticule is variable lenticule, can occur morphologic change to change master under voltage effect
Optic angle.
It is preferred that, the integrated arrangement of the multiple rounded array-like of lenticule, the multiple lenticule is arranged at same flat
Face.
It is preferred that, the clear aperature of the multiple lenticule is quadrangle or hexagon.
It is preferred that, the multiple analog-digital converter is corresponded with the multiple photosensitive sensor.
A kind of imaging method based on above-mentioned camera, comprises the following steps：
S1. multiple light signal groups are obtained；
S2. the multiple light signal group is converted into corresponding multiple analog picture signals；
S3. the multiple analog picture signal is converted into corresponding multiple data image signals；
S4. by the multiple data image signal splicing, final data image signal is obtained.
A kind of mobile terminal, including above-described camera；
It is preferred that, the mobile terminal also includes processor, and the processor is applied to described variable micro- by control
The voltage swing of mirror, to realize the regulation to the key light angle of the multiple lenticule.
It is preferred that, the mobile terminal also includes swivel head, and the camera is arranged in the swivel head.
It is preferred that, flash lamp and light sensitive device are also included on the swivel head.
The present invention can reduce camera thickness, mitigate camera weight, so as to mitigate electronic equipment gross weight and reduction
Electronic equipment thickness, and camera imaging quality can be improved to a certain extent, also comply with the transformation to most of camera
Use, with broad covered area.
Brief description of the drawings
In order to illustrate the embodiments of the present invention more clearly or prior art technical scheme, accompanying drawing is as follows：
Fig. 1 is camera structure module diagram in one embodiment of the invention；
Fig. 2 is the flow chart of camera imaging method in one embodiment of the invention；
Fig. 3 is the module diagram of image mosaic processor in camera in one embodiment of the invention；
Fig. 4 is the module diagram of image mosaic processor in camera in one embodiment of the invention.
Embodiment
The following is specific embodiment of the invention and with reference to accompanying drawing, technical scheme is further described,
But the present invention is not limited to these embodiments.
Embodiment 1
As shown in figure 1, being camera structure module diagram in one embodiment of the invention, in the present embodiment, camera
Including camera lens 100, multiple photosensitive sensors 200, multiple analog-digital converters 300 and image mosaic processor 400.
The camera lens 100 is made up of multiple lenticules 110, for catching light signal and output optical image signal；It is many
Captured image is divided into some and carries out light collection by individual lenticule 110, obtains the optical imagery of some, can be by light
Learn that image is individualized the processing being directed to, can more comprehensively gather actual scenery reduction true picture high-quality so as to reach
Obtain optical imagery；
The multiple lenticule 11 is clear aperature and relief depth is micron-sized lens, micro- compared to conventional lenses
Many advantages, such as mirror has light weight, structure is small, the integral thickness of camera lens can be reduced to a certain extent and mitigates camera
Weight.
The multiple photosensitive sensor 200 is corresponded with the multiple lenticule 110, for optical image signal to be turned
Change analog picture signal into；It is one-to-one to set, improve sensor response speed so that through the multiple lenticule
110 light can be focused on each correspondence photosensitive sensor, realize optical image signal to the one of analog picture signal
Changed to one, increase degree of conversion, improve overall transformation rate.
The multiple analog-digital converter 300, for changing the analog picture signal into data image signal, is set multiple
Analog-digital converter can be accelerated into picture.
Described image splicing device 400, for splicing and handling the data image signal.
By the design of said structure, the camera in the present embodiment is not only light but also thin, also than more prominent in image quality,
It is powerful compared to traditional camera, the various forms of presentation can also be set in actual production, taken the photograph using the need for difference
It is wide using scope in the electronic equipment of picture.
As shown in Fig. 2 a kind of camera imaging method, comprises the following steps：
S1. multiple light signal groups are obtained；
In this step, light can be grouped other acquisition by cam lens, obtain multiple light signal groups；
S2. the multiple light signal group is converted into corresponding multiple analog picture signals；
S3. the multiple analog picture signal is converted into corresponding multiple data image signals；
S4. by the multiple data image signal splicing, final data image signal is obtained；
Method in the present embodiment is broken through from conventional image-forming principle so that with the camera of the image-forming principle
It can improve, it uses broad covered area, and image quality is high.
A kind of mobile terminal (such as mobile phone, tablet personal computer etc.) is additionally provided in the present embodiment, including above-described is taken the photograph
As head, in fact have mobile terminal using the mobile terminal of the camera and open knocking at the door for Geng Baogengqing worlds gate
Brick, because one of the reason for use of camera is always limitation mobile terminal integral thickness in existing mobile terminal.
The mobile terminal also includes memory, for storing the final data image signal that the camera is obtained.
The mobile terminal also includes swivel head, and the camera is arranged in the swivel head, and rotatable operation is realized
Front camera and rear camera are shared.
The swivel head also includes：
Flash lamp, for increasing thang-kng amount and improving light luminance；
Light sensitive device, mobile terminal brightness is adjusted for sensing the power of light；
And receiver.
Thin but also light money can be arranged to not only using the mobile terminal of said structure, and function substantially conforms to Conventional mobile terminals
Requirement, also same camera can not only be used as front camera with but also as rear camera, reduce mobile terminal
Manufacturing cost meets the demand for the also high-quality pixel of autodyning simultaneously.
Embodiment 2
The present embodiment is that the present embodiment highlights a kind of variable lenticule of use with embodiment difference before
Camera.
The multiple lenticule 110 is variable lenticule, can occur morphologic change under voltage effect to change key light angle,
Key light angle is can adjust according to actual conditions for user, the image quality of different scenery is improved.
A kind of mobile terminal that the present embodiment is provided, in addition to processor, the processor by control give it is described can
Become the different voltage swings of lenticule, realize the regulation to the key light angle of the multiple lenticule 110.
The present embodiment is in addition to the various advantages in embodiment before possessing, the multiple lenticule in the present embodiment
110 can change its form by voltage, to realize that key light angle is adjusted, be easy to user to be adjusted for different scenery, user
Optimal key light angle effect is selected by regulation, can be so that the imaging effect found a view of distant view, close shot difference can more high-quality；
Mobile terminal as link up and amusement carrier, basic human hand one at present, it is subsidiary in the terminal on have
The camera of the function, can adjust out optimal key light angle, then carry out multichannel simultaneously to the scenery quick response for different scenery
Row processing, can cause user to have more rich experience, take a picture more smooth, the reduction of the relevant effect such as color is truer.
Embodiment 3
The present embodiment and the difference of embodiment 2 be, the multiple integrated arrangement of rounded array-like of lenticule 110, institute
State multiple lenticules 110 and be arranged at same plane, the microlens array of the integrated arrangement of circle column-shaped utilizes Ultra-precision Turning skill
Art is processed, and is the array that micron-sized lens are constituted by clear aperature and relief depth, and it not only has conventional lenses
The basic function such as focusing, imaging, also have the advantages that light weight, structure be small, visual field is big and high resolution, it can complete to pass
The function that system optical element can not be completed, and many new optical systems can be constituted, as functional element, it is widely used
In multiple systems such as wavefront sensing, light cumulative, light shapings.
The clear aperature of the multiple lenticule 110 is hexagon.
The multiple analog-digital converter 300 is corresponded with the multiple photosensitive sensor 200, and one-to-one corresponding makes conversion speed
Rate ensure that the quantity of conversion while raising, reduce the distortion of image.
Compared to two embodiments of the foregoing description, the present embodiment is finer to set the multiple micro- by further investigation
The state that is arranged in array of lens 110, reach increase light throughput, improve scenery collection effect, not only make at a distance and
Nearby as clear, background is also fully aware of, preferably reduces scenery；
Also multiple analog-digital converters 300 are corresponded with the multiple photosensitive sensor 200 and used, it is ensured that image is smooth
Complete conversion, is that high-quality imaging escorts.
Embodiment 4
As shown in figure 3, the present embodiment and the difference of embodiment 3 are, described image splicing device 400 includes：
Acquiring unit 410, for obtaining the multiple data image signal；
Distortion correction unit 420, for correcting the distortion parameter that the multiple data image signal is present, is generated corresponding
Correction chart picture；
Registering computing unit 430, the lap for calculating the correction chart picture；Matched using binary features
Algorithm, obtains same characteristic features part between two neighboring correction chart picture frame by frame.
Concatenation unit 440, the lap for splicing the correction chart picture generates final data image signal.
A kind of camera imaging method, in step s 4 camera obtain multiple data image signals, respectively to each number
Word picture signal carries out distortion correction processing, generates corresponding correction chart picture, then high-ranking officers' positive image obtains figure using registration Algorithm
The lap as in, is spliced and obtains final complete data image signal；Can by the smaller distortion correction produced in camera lens,
Make splicing more smooth, error is smaller.
With the present embodiment, scenery is shone in the operable cam lens alignment of personnel, is adjusted by processor in mobile terminal
Whole voltage swing control key light angle changes to reach preferable imaging effect, and the light of scene reflections enters six sides with preferable angle
Shape lenticule circular array is radiated on photosensitive sensor, the corresponding sense of each unit of hexagon lenticule circular array
Optical sensor, each photosensitive sensor also corresponds to an analog-digital converter, it is ensured that each stage completely turns correspondingly
Change；Image mosaic processor in camera is recycled to obtain multiple data image signals after above-mentioned conversion end, by correcting, matching somebody with somebody
A series of accurate processing fully obtain the lap in multiple data image signals, effectively solve stitching error with figure
The problem of being spread as frame number increases, it is ensured that image can splice well, finally shows the secondary true actual scenery of reduction
High-resolution digital picture, by said one process, also just completes the once shooting of scenery, camera is ready at all times down
Running once.
Embodiment 5
As shown in figure 4, the present embodiment and the difference of embodiment 4 are, described image splicing device 400 also includes：
Amending unit 450 is audited, is connected with the concatenation unit 440, for according to default graph image parameter request
Digital picture effect obtained by splicing is audited, if it is not satisfied, then using predetermined correcting mode to obtained by the splicing
Digital picture is optimized, and obtains final satisfactory image, the default graph image parameter request can be according to difference
The actual demand of user is configured using external equipment to it.
A kind of camera imaging method, in step s 4 camera obtain multiple data image signals, respectively to each number
Word picture signal carries out distortion correction processing, generates corresponding correction chart picture, then high-ranking officers' positive image obtains figure using registration Algorithm
The lap as in, is spliced and is obtained after complete data image signal, is also needed to handle by auditing revision, is just finally given
Meet the data image signal of user's request.
A kind of mobile terminal, in addition to parameter presetting module, amending unit is audited for presetting in the camera
450 graph image parameter.
The present embodiment enriches the function of camera, it is ensured that camera shines scenery can be with user according to using feelings instantly
Condition, is obtained on demand, such as dimension of picture, resolution ratio and color depth.
With the present embodiment, scenery is obtained required for the alignment of human users' cam lens, by being handled in mobile terminal
Device adjustment voltage swing control key light angle changes to reach preferable imaging effect, by transferring parameter presetting module, sets image
The parameters such as size, resolution ratio and color depth, wait the light of scene reflections to enter hexagon lenticule with preferable angle
Circular array is radiated on photosensitive sensor, and each unit of hexagon lenticule circular array corresponds to a photosensitive sensing
Device, each photosensitive sensor also corresponds to an analog-digital converter, it is ensured that one-to-one transition response speed of each stage
And degree of conversion, scenery distortion can be made few；Image mosaic processor in camera is recycled to obtain multiple after above-mentioned conversion end
Data image signal, the lap in multiple data image signals is fully obtained, have by correction, a series of processing of registration
What is imitated solves the problem of stitching error spreads as number of image frames increases, it is ensured that image can splice well, then by using
The pre-set mode in family carries out examination ＆ verification correcting process, finally shows the secondary true actual scenery of reduction, high-resolution
, the digital picture for meeting user's actual need.
The beneficial effects of the invention are as follows：
Conventional convex lens are replaced as shooting head mirror by using multiple lenticules and the arrangement of multiple microlens array shapes
Head, by shone scenery be divided into multiple small scenery can short focus focal imaging, can reduce camera lens thickness, mitigate camera weight, very
It can extremely improve camera imaging quality to a certain extent, solve camera and take pictures the raising of quality and between thickness reduces
Contradiction.
Multiple lenticules are variable lenticule, change the unalterable image of camera lens, controllable by applying different voltages
Camera lens key light angle regulation processed, selects optimal key light angle, controls the imaging of close shot distant view, be available for user to be improved not according to actual conditions
With the image quality of scenery.
By using multiple images sensor and multiple analog-digital converters and a pair of multiple lenticules 1 in microlens array
Should, realize that multi-channel parallel is handled, and image mosaic processor splicing image is utilized, help to make the imaging of scenery more
Exquisiteness, obtains the photo of higher quality.
The present invention improves shooting head structure from the angle of image-forming principle, camera is used coverage rate, mobile whole
The electronic equipments such as end have been used after above-mentioned camera, also it can be made more to be gone a step further toward lighter and thinner development.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology neck belonging to of the invention
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.
Claims (10)
1. a kind of camera, it is characterised in that including：
Camera lens, the camera lens is made up of multiple lenticules, for catching light signal and exporting multiple optical image signals；
Multiple photosensitive sensors, the multiple photosensitive sensor and the multiple lenticule are corresponded, for will be the multiple
Optical image signal is converted into multiple analog picture signals；
Multiple analog-digital converters, for changing the multiple analog picture signal into multiple data image signals；
Image mosaic processor, for splicing and handling the multiple data image signal.
2. a kind of camera according to claim 1, it is characterised in that the multiple lenticule is variable lenticule, can
Occur morphologic change to change key light angle under voltage effect.
3. a kind of camera according to claim 2, it is characterised in that the multiple rounded array-like of lenticule is integrated
Arrangement, the multiple lenticule is arranged at same plane.
4. a kind of camera according to claim 1, it is characterised in that the clear aperature of the multiple lenticule is four sides
Shape or hexagon.
5. a kind of camera according to claim 1, it is characterised in that the multiple analog-digital converter and the multiple sense
Optical sensor is corresponded.
6. a kind of imaging method of the camera based on described in any one of claim 1-5, it is characterised in that including following
Step：
S1. multiple light signal groups are obtained；
S2. the multiple light signal group is converted into corresponding multiple analog picture signals；
S3. the multiple analog picture signal is converted into corresponding multiple data image signals；
S4. by the multiple data image signal splicing, final data image signal is obtained.
7. a kind of mobile terminal, it is characterised in that including the camera as described in claim any one of 1-5.
8. a kind of mobile terminal according to claim 7, it is characterised in that also including processor, the processor passes through
Control is applied to the voltage swing of the variable lenticule, to realize the regulation to the key light angle of the multiple lenticule.
9. a kind of mobile terminal according to claim 8, it is characterised in that also including swivel head, the camera is set
In the swivel head.
10. a kind of mobile terminal according to claim 9, it is characterised in that also include on the swivel head flash lamp and
Light sensitive device.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710287067.1A CN106973205A (en) | 2017-04-27 | 2017-04-27 | A kind of camera, camera imaging method and mobile terminal |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710287067.1A CN106973205A (en) | 2017-04-27 | 2017-04-27 | A kind of camera, camera imaging method and mobile terminal |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107613177A (en) * | 2017-10-16 | 2018-01-19 | 上海斐讯数据通信技术有限公司 | Camera, imaging method and mobile terminal based on fly's-eye lens |
| CN110873869A (en) * | 2018-08-31 | 2020-03-10 | 北京小米移动软件有限公司 | Proximity sensor, display screen display body and terminal |
| CN113596285A (en) * | 2020-04-30 | 2021-11-02 | 北京小米移动软件有限公司 | Camera module, electronic equipment and 3D image generation method |
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