CN107819983A - A kind of method and mobile terminal for gathering optical imagery - Google Patents
A kind of method and mobile terminal for gathering optical imagery Download PDFInfo
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- CN107819983A CN107819983A CN201711001943.6A CN201711001943A CN107819983A CN 107819983 A CN107819983 A CN 107819983A CN 201711001943 A CN201711001943 A CN 201711001943A CN 107819983 A CN107819983 A CN 107819983A
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- light emitting
- emitting source
- tof cameras
- mobile terminal
- optical imagery
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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
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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
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/74—Circuitry for compensating brightness variation in the scene by influencing the scene brightness using illuminating means
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Abstract
The present invention provides a kind of method and mobile terminal for gathering optical imagery, the mobile terminal includes flight time TOF camera, first light emitting source and the second light emitting source, first light emitting source is more than distance of second light emitting source relative to the TOF cameras relative to the distance of the TOF cameras, when first light emitting source and the second light emitting source start, the TOF cameras gather optical imagery corresponding with target object, the optical imagery is the light that is sent based on first light emitting source and second light emitting source reflexes to the image that the TOF cameras are formed by the surface of the target object.The present invention can avoid producing detecting light path dead band when gathering optical imagery, improve the success rate of collection optical imagery and the quality of optical imagery.
Description
Technical field
The present invention relates to communication technical field, more particularly to a kind of method and mobile terminal for gathering optical imagery.
Background technology
It is well known that in order to realize the full frame design of mobile terminal, screen accounting is improved, it is necessary to which fingerprint device is deleted.
After fingerprint device is deleted, generally use 3D cameras are closely caught image.As shown in figure 1, due to existing shooting
In the TOF Technology designs of head, TOF cameras 101 are distant with the first light emitting source 102, and TOF cameras 101 have a light
Source receiving area A, the first light emitting source 102 has a light emitting area B, due to light source receiving area A and light emitting area B
Between there is a blind area C, therefore the phenomenon in " detecting light path dead band " is had when closely catching image, causes to gather optical picture
The success rate of picture is relatively low.
The content of the invention
The embodiment of the present invention provides a kind of method and mobile terminal for gathering optical imagery, to solve to gather optical imagery
The problem of success rate is relatively low.
In order to solve the above-mentioned technical problem, the present invention is realized in：Mobile terminal images including flight time TOF
Head, the first light emitting source and the second light emitting source, first light emitting source are more than described second relative to the distance of the TOF cameras
Light emitting source is relative to the distance of the TOF cameras, and when first light emitting source and the startup of the second light emitting source, the TOF takes the photograph
As head collection optical imagery corresponding with target object, the optical imagery is based on first light emitting source and second hair
The light that light source is sent reflexes to the image that the TOF cameras are formed by the surface of the target object.
In a first aspect, the embodiments of the invention provide a kind of mobile terminal, including flight time TOF camera, the first hair
Light source and the second light emitting source, first light emitting source are more than the second light emitting source phase relative to the distance of the TOF cameras
For the distance of the TOF cameras, when first light emitting source and the startup of the second light emitting source, the TOF cameras collection
Optical imagery corresponding with target object, the optical imagery are sent based on first light emitting source and second light emitting source
Light reflex to the image that the TOF cameras are formed by the surface of the target object.
Second aspect, the embodiment of the present invention additionally provides a kind of method for gathering optical imagery, applied to mobile terminal, institute
Stating mobile terminal includes flight time TOF camera, the first light emitting source and the second light emitting source, and first light emitting source is relative to institute
The distance for stating TOF cameras is more than distance of second light emitting source relative to the TOF cameras, and methods described includes：
Start first light emitting source and second light emitting source；
Optical imagery corresponding with target object is gathered by the TOF cameras, the optical imagery is based on described
The light that first light emitting source and second light emitting source are sent reflexes to the TOF cameras by the surface of the target object
The image formed.
The third aspect, the embodiment of the present invention additionally provide a kind of mobile terminal, including：
One or more processors；
Memory；And
One or more computer programs, wherein, one or more of computer programs are stored in the memory
In, and be configured to realize above-mentioned collection when being performed by one or more of computing devices, the computer program
Step in the method for optical imagery.
Fourth aspect, the embodiment of the present invention additionally provide a kind of computer-readable recording medium, are stored thereon with computer
Program, the computer program realizes the method for above-mentioned collection optical imagery when being executed by processor the step of.
So, due to increasing by the second light emitting source near TOF cameras, and when first light emitting source and second light
When source starts, the TOF cameras gather optical imagery corresponding with target object, and the optical imagery is to be based on described first
The light that light emitting source and second light emitting source are sent reflexes to TOF cameras institute shape by the surface of the target object
Into image.The present invention can avoid producing detecting light path dead band, improve collection optical imagery when gathering optical imagery
The quality of success rate and optical imagery.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, needed for being described below to the embodiment of the present invention
The accompanying drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention,
For those of ordinary skill in the art, without having to pay creative labor, can also be obtained according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is the structural representation of mobile terminal of the prior art
Fig. 2 is one of structure chart of mobile terminal provided in an embodiment of the present invention；
Fig. 3 is the two of the structure chart of mobile terminal provided in an embodiment of the present invention；
Fig. 4 is the structure chart of the method for collection optical imagery provided in an embodiment of the present invention；
Fig. 5 is the three of the structure chart of mobile terminal provided in an embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is part of the embodiment of the present invention, rather than whole embodiments.Based on this hair
Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
Reference picture 2 is to Fig. 3, and the embodiments of the invention provide a kind of mobile terminal, the mobile terminal includes flight time TOF
Camera 101, the first light emitting source 102 and the second light emitting source 103, control module (not shown), wherein the first light emitting source 102
Relative to the TOF cameras 101 distance be more than second light emitting source 103 relative to the TOF cameras 101 away from
From, when the light emitting source 103 of the first light emitting source 102 and second starts, the collection of TOF cameras 101 and target object pair
The optical imagery answered, the optical imagery are the light sent based on first light emitting source 102 and second light emitting source 103
The image that the TOF cameras are formed is reflexed to by the surface of the target object.
In the embodiment of the present invention, above-mentioned first light emitting source is swept for be used to carry out in existing TOF modules to take pictures focusing and face
The control light source retouched, specifically, as shown in Fig. 2 TOF modules include TOF cameras 101, the first light emitting source 102 and control of taking pictures
Module 104, wherein, the TOF cameras have cmos sensor, and control module of taking pictures includes AFE AFE(analog front end)s and pulse generation
Device, the impulse generator send corresponding the first light emitting source of SECO 102 and cmos sensor, and the He of the first light emitting source 102
The timing synchronization of cmos sensor, after the light that the first light emitting source 102 is sent projects, the object of different distance is run into, light will
The time difference of cmos sensor, passage time or phase signal can be reflexed to, calculates subject surface to TOF
The distance of camera.
Above-mentioned second light emitting source 103 is the light source newly increased, is not used in the optical phase time change for calculating TOF, mainly
Can be visible ray or black light light emitting source for catching image, it is not necessary to which accurate Synchronization Control is (maximum allowable
Below 100ms delay).Such as second light emitting source 103 can be infraluminescence light source, can be array micro LED,
Can be discrete light source, can select the reception sensor (i.e. cmos sensor) of same adaptation TOF cameras 940nm or
850nm light sources.
Above-mentioned first light emitting source, laser/infrared LED can be used, usually 940nm light sources or 850nm light sources.
When carrying out optical image acquisition, the first light emitting source and the second light emitting source can be controlled while lighted, so as to pass through
TOF cameras catch neighbouring picture, and now the light sent of the first light emitting source 102 and the second light emitting source 103 passes through outside
After object blocks, reflected, the light of reflection will be caught by TOF cameras, so as to form optical imagery.
So, due to increasing the second light emitting source 103, first light emitting source and the second hair near TOF cameras 101
When light source starts, the TOF cameras 101 gather optical imagery corresponding with target object.The present invention is in collection optical imagery
When, it can avoid producing detecting light path dead band, improve the success rate of collection optical imagery and the quality of optical imagery.
Further, the condition that above-mentioned second light emitting source 103 starts can be configured according to being actually needed, in this implementation
In example, when the distance between the target object and the TOF cameras 101 are less than preset value, second light emitting source 103
Start.
In the present embodiment, it can be detected by starting the first light emitting source 102 between target object and TOF cameras 101
Distance, when the distance between the target object and the TOF cameras 101 are less than preset value, i.e., target object is positioned at upper
When stating in detecting light path dead band, start the second light emitting source 103, the first light emitting source 102 and second is caught by TOF cameras 101
Light of the light emitting source 103 by target object reflection obtains corresponding optical imagery.
The type of wherein above-mentioned optical imagery can be configured according to being actually needed, with the optical picture in following examples
As be optical fingerprint image exemplified by be described in detail：
Specifically, the size of above-mentioned preset value can be configured according to being actually needed, it is not further herein to be limited.
For example, when opening TOF cameras and the first light emitting source 102 progress object detecting, if finger is placed on camera by user, control
Make the second light emitting source 103 to light, so as to catch neighbouring picture by TOF cameras, now the first light emitting source 102 and second is sent out
The light sent of light source 103 is reflected after the user's finger is blocked, and the light of reflection will be by TOF cameras
Catch, so as to form optical imagery.When the optical imagery for getting TOF shootings, then the acquisition operation of fingerprint is completed, then can be with
Carry out follow-up fingerprint recognition operation.
In order to avoid waste of energy, after the optical imagery is collected when the TOF cameras 101, second hair
Light source 103 is closed.
In the present embodiment, when above-mentioned optical imagery is optical fingerprint image, it can also refer to collecting correct optics
Print image just carries out the second light emitting source 103 and closed.Avoid user from repeatedly carrying out fingerprint recognition and cause the second light emitting source 103 in short-term
Interior repeatedly unlatching and relation, influence the service life of the second light emitting source 103.
Specifically, if TOF cameras 101 collect the optical imagery, the fingerprint extracted in the optical imagery is special
Sign；If the fingerprint characteristic matches with the fingerprint characteristic to prestore, second light emitting source 103 is closed.
The above-mentioned fingerprint characteristic to prestore is for the standard fingerprint characteristic that is matched, such as user can typing be simultaneously first
Fingerprint characteristic is stored, specifically, the fingerprint characteristic of one or more finger can be included.When subsequently carrying out fingerprint recognition,
The fingerprint characteristic got being matched with the fingerprint characteristic to prestore, if matching degree reaches preset value, then it is assumed that both match,
Then subsequent operation, such as the operation such as unlocked by fingerprint can be performed.
In the present embodiment, after optical imagery is read, the fingerprint characteristic in optical imagery can be extracted, then
The fingerprint characteristic of extraction is matched with the fingerprint characteristic to prestore, when both match, the second light emitting source is closed in control
103, during so as to avoid fingerprint recognition unsuccessful, user needs repeatedly to carry out fingerprint input operation to cause the second light emitting source 103 to exist
Repeatedly opened in short time, so as to influence the service life of the second light emitting source.
Further, the quantity of above-mentioned second light emitting source 103 can be one or more, in the present embodiment, above-mentioned
Two light emitting sources 103 at least two, and it is arranged on the surrounding of the TOF cameras.Preferably, the quantity of second light emitting source
For two, two second light emitting sources are located at the both sides of the TOF cameras respectively.In the present embodiment, exemplified by ensure light
Uniformity, each second light emitting source 103 is equal with the distance between the TOF cameras 101.Such as multiple second hairs
Light source 103 can be evenly distributed on the TOF cameras 101 as on the same circumference in the center of circle.
Specifically, above-mentioned mobile terminal also includes cover plate and the glass panel 105 on the cover plate, the TOF take the photograph
Set as first 101 towards the glass panel 105.
Above-mentioned cover plate is the positive cover plate of mobile terminal in the present embodiment, such as mobile phone front cover plate on the cover board may be used
The hole being adapted with opening up with TOF cameras 101 passes through for TOF cameras 101.Specifically, the second light emitting source 103 is arranged on lid
On plate, in order to ensure most of light of the second light emitting source in the internal reflection of glass panel 105, the second light emitting source 103 and the glass
Glass panel 105 is bonded, or second light emitting source 103 is in the cover plate.
Further, reference picture 4, the embodiment of the present invention additionally provides a kind of method for gathering optical imagery, applied to shifting
Dynamic terminal, the mobile terminal include TOF cameras, the first light emitting source and the second light emitting source, and the first light emitting source is relative to described
The distance of TOF cameras is more than distance of second light emitting source relative to the TOF cameras, and methods described includes：
Step 401, first light emitting source and second light emitting source are started；
Step 402, optical imagery corresponding with target object is gathered by the TOF cameras, the optical imagery is
The light sent based on first light emitting source and second light emitting source reflexes to described by the surface of the target object
The image that TOF cameras are formed.
The method of collection optical imagery provided in an embodiment of the present invention is applied in full frame mobile terminal, for being controlled
Acquisition for mobile terminal user fingerprints.
Wherein, above-mentioned first light emitting source is to be used to carry out take pictures focusing and the control light of human face scanning in existing TOF modules
Source, specifically, as shown in Fig. 2 TOF modules include TOF cameras 101, the first light emitting source 102 and control module 104 of taking pictures, its
In, the TOF cameras have cmos sensor, and control module of taking pictures includes AFE AFE(analog front end)s and impulse generator, pulse hair
Raw device sends corresponding the first light emitting source of SECO 102 and cmos sensor, and the first light emitting source 102 and cmos sensor
Timing synchronization, after the light that the first light emitting source 102 is sent projects, the object of different distance is run into, light will reflex to CMOS
Time of sensor is different, passage time or phase signal, calculate subject surface to TOF cameras away from
From.
Above-mentioned second light emitting source is the light source newly increased, is not used in the optical phase time change for calculating TOF, is mainly used in
Catch image, can be visible ray or black light light emitting source, it is not necessary to accurate Synchronization Control (maximum allowable 100ms with
Under delay).Can be array micro LED or discrete such as second light emitting source can be infraluminescence light source
Light source, 940nm the or 850nm light sources of the reception sensor (i.e. cmos sensor) of same adaptation TOF cameras can be selected.
Above-mentioned first light emitting source, laser/infrared LED can be used, usually 940nm light sources or 850nm light sources.
When carrying out optical image acquisition, the first light emitting source and the second light emitting source can be controlled while lighted, so as to pass through
TOF cameras catch neighbouring picture, and now the light sent of the first light emitting source and the second light emitting source hides by exterior object
After gear, reflected, the light of reflection will be caught by TOF cameras, so as to form optical imagery.
So, due to increasing by the second light emitting source near TOF cameras, first light emitting source and the second light emitting source open
When dynamic, the TOF cameras gather optical imagery corresponding with target object.The present invention can be kept away when gathering optical imagery
Exempt to produce detecting light path dead band, improve the success rate of collection optical imagery and the quality of optical imagery.
Further, the condition that above-mentioned second light emitting source starts can be configured according to being actually needed, in the present embodiment
In, above-mentioned steps 401 include：
Step 4011, the distance of the first light emitting source detecting target object and the TOF cameras is started；
Step 4012, when the distance between the target object and the TOF cameras are less than preset value, described in startup
Second light emitting source.
In the present embodiment, the distance between target object and TOF cameras can be detected by starting the first light emitting source, when
When the distance between the target object and the TOF cameras are less than preset value, i.e., target object is located at above-mentioned detecting light path
When in dead band, start the second light emitting source, it is anti-by target object to catch the first light emitting source and the second light emitting source by TOF cameras
The light penetrated obtains corresponding optical imagery.
The type of wherein above-mentioned optical imagery can be configured according to being actually needed, with the optical picture in following examples
As be optical fingerprint image exemplified by be described in detail：
Specifically, the size of above-mentioned preset value can be configured according to being actually needed, it is not further herein to be limited.
For example, when opening TOF cameras and the first light emitting source progress object detecting, if finger is placed on camera by user, control
Second light emitting source lights, so as to the picture near being caught by TOF cameras, the now hair of the first light emitting source and the second light emitting source
The light gone out is reflected after the user's finger is blocked, and the light of reflection will be caught by TOF cameras, so as to shape
Into optical imagery.When the optical imagery for reading TOF shootings, then the acquisition operation of fingerprint is completed, then can be carried out follow-up
Fingerprint recognition operates.
Further, in order to avoid waste of energy, after above-mentioned steps 402, this method also includes：
Step 403, after the TOF cameras collect the optical imagery, second light emitting source is controlled to close.
In the present embodiment, when above-mentioned optical imagery is optical fingerprint image, it can also refer to collecting correct optics
Print image just carries out the second light emitting source closing.Avoiding user from repeatedly carrying out fingerprint recognition causes the second light emitting source more in a short time
Secondary unlatching and relation, influence the service life of the second light emitting source.
Specifically, if TOF cameras collect the optical imagery, the fingerprint characteristic in the optical imagery is extracted；
If the fingerprint characteristic matches with the fingerprint characteristic to prestore, second light emitting source is closed.
The above-mentioned fingerprint characteristic to prestore is for the standard fingerprint characteristic that is matched, such as user can typing be simultaneously first
Fingerprint characteristic is stored, specifically, the fingerprint characteristic of one or more finger can be included.When subsequently carrying out fingerprint recognition,
The fingerprint characteristic got being matched with the fingerprint characteristic to prestore, if matching degree reaches preset value, then it is assumed that both match,
Then subsequent operation, such as the operation such as unlocked by fingerprint can be performed.
In the present embodiment, after optical imagery is read, the fingerprint characteristic in optical imagery can be extracted, then
The fingerprint characteristic of extraction is matched with the fingerprint characteristic to prestore, when both match, the second light emitting source is closed in control, from
And when avoiding fingerprint recognition unsuccessful, user needs repeatedly progress fingerprint input operation to cause the second light emitting source more in a short time
Secondary unlatching, so as to influence the service life of the second light emitting source.
Further, the quantity of above-mentioned second light emitting source can be one or more, in the present embodiment, above-mentioned second hair
Light source at least two, and it is arranged on the surrounding of the TOF cameras.Preferably, the quantity of second light emitting source is two,
Two second light emitting sources are located at the both sides of the TOF cameras respectively.In the present embodiment, exemplified by ensure light it is uniform
Property, each second light emitting source is equal with the distance between the TOF cameras.Such as multiple second light emitting sources can be uniform
It is distributed in using the TOF cameras as on the same circumference in the center of circle.
Specifically, above-mentioned mobile terminal also includes cover plate and the glass panel on the cover plate, the TOF cameras
Set towards the glass panel.
Above-mentioned cover plate is the positive cover plate of mobile terminal in the present embodiment, such as mobile phone front cover plate on the cover board may be used
The hole being adapted with opening up with TOF cameras passes through for TOF cameras.Specifically, the installation of the second light emitting source is on the cover board, in order to
Ensure that most of light of the second light emitting source is bonded in glass panel internal reflection, the second light emitting source with the glass panel, or
Second light emitting source is in the cover plate.
Fig. 5 is a kind of hardware architecture diagram for the mobile terminal for realizing each embodiment of the present invention.
The mobile terminal 500 includes but is not limited to：It is radio frequency unit 501, mixed-media network modules mixed-media 502, audio output unit 503, defeated
Enter unit 504, sensor 505, display unit 506, user input unit 507, interface unit 508, memory 509, processor
510th, the part such as power supply 511, TOF cameras, the first light emitting source and second light emitting source, first light emitting source is relative to described
The distance of TOF cameras is more than distance of second light emitting source relative to the TOF cameras.Those skilled in the art can be with
Understand, the mobile terminal structure shown in Fig. 5 does not form the restriction to mobile terminal, and mobile terminal can be included than illustrating more
More or less parts, either combine some parts or different parts arrangement.In embodiments of the present invention, mobile terminal
Including but not limited to mobile phone, tablet personal computer, notebook computer, palm PC, car-mounted terminal, wearable device and pedometer
Deng.
Processor 510, for starting first light emitting source and second light emitting source；Adopted by the TOF cameras
Collection optical imagery corresponding with target object, the optical imagery are sent out based on first light emitting source and second light emitting source
The light gone out reflexes to the image that the TOF cameras are formed by the surface of the target object.
Optionally, processor 510 be specifically used for starting the first light emitting source detecting target object and the TOF cameras away from
From；When the distance between the target object and the TOF cameras are less than preset value, start second light emitting source.
Optionally, processor 510 is additionally operable to after the TOF cameras collect the optical imagery, control described the
Two light emitting sources are closed.
Optionally, the quantity at least two of second light emitting source, and it is arranged on the surrounding of the TOF cameras.
Optionally, the quantity of second light emitting source is two, and two second light emitting sources are taken the photograph positioned at the TOF respectively
As the both sides of head.
Optionally, each second light emitting source is equal with the distance between the TOF cameras.
Optionally, the mobile terminal also includes cover plate and the glass panel on the cover plate, the TOF cameras
Set towards the glass panel, second light emitting source is on the cover plate, second light emitting source and the glass surface
Plate is bonded, or second light emitting source is in the cover plate.
So, due to increasing by the second light emitting source near TOF cameras, and the TOF cameras and target object are worked as
The distance between when being less than preset value, control second light emitting source to light, to read the optical picture that the TOF cameras are formed
Picture.The present invention can avoid producing detecting light path dead band, improve the success rate of collection optical imagery when gathering optical imagery
And the quality of optical imagery.
It should be understood that in the embodiment of the present invention, radio frequency unit 501 can be used for receiving and sending messages or communication process in, signal
Reception and transmission, specifically, by from base station downlink data receive after, handled to processor 510；In addition, will be up
Data are sent to base station.Generally, radio frequency unit 501 includes but is not limited to antenna, at least one amplifier, transceiver, coupling
Device, low-noise amplifier, duplexer etc..In addition, radio frequency unit 501 can also by wireless communication system and network and other set
Standby communication.
Mobile terminal has provided the user wireless broadband internet by mixed-media network modules mixed-media 502 and accessed, and such as helps user to receive
Send e-mails, browse webpage and access streaming video etc..
Audio output unit 503 can be receiving by radio frequency unit 501 or mixed-media network modules mixed-media 502 or in memory 509
It is sound that the voice data of storage, which is converted into audio signal and exported,.Moreover, audio output unit 503 can also be provided and moved
The audio output for the specific function correlation that dynamic terminal 500 performs is (for example, call signal receives sound, message sink sound etc.
Deng).Audio output unit 503 includes loudspeaker, buzzer and receiver etc..
Input block 504 is used to receive audio or video signal.Input block 504 can include graphics processor
(Graphics Processing Unit, GPU) 5041 and microphone 5042, graphics processor 5041 is in video acquisition mode
Or the static images or the view data of video obtained in image capture mode by image capture apparatus (such as camera) are carried out
Reason.Picture frame after processing may be displayed on display unit 506.Picture frame after the processing of graphics processor 5041 can be deposited
Storage is transmitted in memory 509 (or other storage mediums) or via radio frequency unit 501 or mixed-media network modules mixed-media 502.Mike
Wind 5042 can receive sound, and can be voice data by such acoustic processing.Voice data after processing can be
The form output of mobile communication base station can be sent to via radio frequency unit 501 by being converted in the case of telephone calling model.
Mobile terminal 500 also includes at least one sensor 505, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor includes ambient light sensor and proximity transducer, wherein, ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 5061, and proximity transducer can close when mobile terminal 500 is moved in one's ear
Display panel 5061 and/or backlight.As one kind of motion sensor, accelerometer sensor can detect in all directions (general
For three axles) size of acceleration, size and the direction of gravity are can detect that when static, available for identification mobile terminal posture (ratio
Such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap)；Pass
Sensor 505 can also include fingerprint sensor, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer, wet
Meter, thermometer, infrared ray sensor etc. are spent, will not be repeated here.
Display unit 506 is used for the information for showing the information inputted by user or being supplied to user.Display unit 506 can wrap
Display panel 5061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode can be used
Forms such as (Organic Light-Emitting Diode, OLED) configures display panel 5061.
User input unit 507 can be used for the numeral or character information for receiving input, and produce the use with mobile terminal
The key signals input that family is set and function control is relevant.Specifically, user input unit 507 include contact panel 5071 and
Other input equipments 5072.Contact panel 5071, also referred to as touch-screen, collect touch operation of the user on or near it
(for example user uses any suitable objects or annex such as finger, stylus on contact panel 5071 or in contact panel 5071
Neighbouring operation).Contact panel 5071 may include both touch detecting apparatus and touch controller.Wherein, touch detection
Device detects the touch orientation of user, and detects the signal that touch operation is brought, and transmits a signal to touch controller；Touch control
Device processed receives touch information from touch detecting apparatus, and is converted into contact coordinate, then gives processor 510, receiving area
Manage the order that device 510 is sent and performed.It is furthermore, it is possible to more using resistance-type, condenser type, infrared ray and surface acoustic wave etc.
Type realizes contact panel 5071.Except contact panel 5071, user input unit 507 can also include other input equipments
5072.Specifically, other input equipments 5072 can include but is not limited to physical keyboard, function key (such as volume control button,
Switch key etc.), trace ball, mouse, action bars, will not be repeated here.
Further, contact panel 5071 can be covered on display panel 5061, when contact panel 5071 is detected at it
On or near touch operation after, send processor 510 to determine the type of touch event, be followed by subsequent processing device 510 according to touch
The type for touching event provides corresponding visual output on display panel 5061.Although in Figure 5, contact panel 5071 and display
Panel 5061 is the part independent as two to realize the input of mobile terminal and output function, but in some embodiments
In, can be integrated by contact panel 5071 and display panel 5061 and realize input and the output function of mobile terminal, it is specific this
Place does not limit.
Interface unit 508 is the interface that external device (ED) is connected with mobile terminal 500.For example, external device (ED) can include
Line or wireless head-band earphone port, external power source (or battery charger) port, wired or wireless FPDP, storage card end
Mouth, port, audio input/output (I/O) port, video i/o port, earphone end for connecting the device with identification module
Mouthful etc..Interface unit 508 can be used for receive the input (for example, data message, electric power etc.) from external device (ED) and
One or more elements that the input received is transferred in mobile terminal 500 can be used in the He of mobile terminal 500
Data are transmitted between external device (ED).
Memory 509 can be used for storage software program and various data.Memory 509 can mainly include storing program area
And storage data field, wherein, storing program area can storage program area, application program (such as the sound needed at least one function
Sound playing function, image player function etc.) etc.；Storage data field can store according to mobile phone use created data (such as
Voice data, phone directory etc.) etc..In addition, memory 509 can include high-speed random access memory, can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 510 is the control centre of mobile terminal, utilizes each of various interfaces and the whole mobile terminal of connection
Individual part, by running or performing the software program and/or module that are stored in memory 509, and call and be stored in storage
Data in device 509, the various functions and processing data of mobile terminal are performed, so as to carry out integral monitoring to mobile terminal.Place
Reason device 510 may include one or more processing units；Preferably, processor 510 can integrate application processor and modulatedemodulate is mediated
Device is managed, wherein, application processor mainly handles operating system, user interface and application program etc., and modem processor is main
Handle radio communication.It is understood that above-mentioned modem processor can not also be integrated into processor 510.
Mobile terminal 500 can also include the power supply 511 (such as battery) to all parts power supply, it is preferred that power supply 511
Can be logically contiguous by power-supply management system and processor 510, so as to realize management charging by power-supply management system, put
The function such as electricity and power managed.
In addition, mobile terminal 500 includes some unshowned functional modules, will not be repeated here.
Preferably, the embodiment of the present invention also provides a kind of mobile terminal, including processor 510, memory 509, is stored in
On memory 509 and the computer program that can be run on the processor 510, the computer program are performed by processor 510
Each process of the embodiment of the method for the above-mentioned collection optical imagerys of Shi Shixian, and identical technique effect can be reached, to avoid weight
It is multiple, repeat no more here.
The embodiment of the present invention also provides a kind of computer-readable recording medium, and meter is stored with computer-readable recording medium
Calculation machine program, the computer program realize each mistake of the embodiment of the method for above-mentioned collection optical imagery when being executed by processor
Journey, and identical technique effect can be reached, to avoid repeating, repeat no more here.Wherein, described computer-readable storage medium
Matter, such as read-only storage (Read-Only Memory, abbreviation ROM), random access memory (Random Access
Memory, abbreviation RAM), magnetic disc or CD etc..
Those of ordinary skill in the art are it is to be appreciated that the list of each example described with reference to the embodiments described herein
Member and algorithm steps, it can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually
Performed with hardware or software mode, application-specific and design constraint depending on technical scheme.Professional and technical personnel
Described function can be realized using distinct methods to each specific application, but this realization is it is not considered that exceed
The scope of the present invention.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, the corresponding process in preceding method embodiment is may be referred to, will not be repeated here.
In embodiment provided herein, it should be understood that disclosed apparatus and method, others can be passed through
Mode is realized.For example, device embodiment described above is only schematical, for example, the division of the unit, is only
A kind of division of logic function, can there is an other dividing mode when actually realizing, for example, multiple units or component can combine or
Person is desirably integrated into another system, or some features can be ignored, or does not perform.Another, shown or discussed is mutual
Between coupling or direct-coupling or communication connection can be INDIRECT COUPLING or communication link by some interfaces, device or unit
Connect, can be electrical, mechanical or other forms.
The unit illustrated as separating component can be or may not be physically separate, show as unit
The part shown can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected to realize scheme of the embodiment of the present invention according to the actual needs
Purpose.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, can also
That unit is individually physically present, can also two or more units it is integrated in a unit.
If the function is realized in the form of SFU software functional unit and is used as independent production marketing or in use, can be with
It is stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially in other words
The part to be contributed to prior art or the part of the technical scheme can be embodied in the form of software product, the meter
Calculation machine software product is stored in a storage medium, including some instructions are causing a computer equipment (can be
People's computer, server, or network equipment etc.) perform all or part of step of each embodiment methods described of the present invention.
And foregoing storage medium includes：USB flash disk, mobile hard disk, ROM, RAM, magnetic disc or CD etc. are various can be with store program codes
Medium.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.
Claims (16)
1. a kind of mobile terminal, it is characterised in that including flight time TOF camera, the first light emitting source and the second light emitting source, institute
State the first light emitting source and be more than second light emitting source relative to the TOF cameras relative to the distance of the TOF cameras
Distance, when first light emitting source and the startup of the second light emitting source, the TOF cameras gather optics corresponding with target object
Image, the optical imagery are that the light sent based on first light emitting source and second light emitting source passes through the object
The surface of body reflexes to the image that the TOF cameras are formed.
2. mobile terminal according to claim 1, it is characterised in that when the target object and the TOF cameras it
Between distance when being less than preset value, second light emitting source starts.
3. mobile terminal according to claim 1, after the TOF cameras collect the optical imagery, described
Two light emitting sources are closed.
4. mobile terminal according to claim 1, it is characterised in that the quantity at least two of second light emitting source,
And it is arranged on the surrounding of the TOF cameras.
5. mobile terminal according to claim 4, it is characterised in that the quantity of second light emitting source is two, two
Second light emitting source is located at the both sides of the TOF cameras respectively.
6. mobile terminal according to claim 4, it is characterised in that each second light emitting source images with the TOF
The distance between head is equal.
7. mobile terminal according to claim 1, it is characterised in that the mobile terminal also includes cover plate and located at described
Glass panel on cover plate, the TOF cameras are set towards the glass panel, and second light emitting source is located at the cover plate
On, second light emitting source is bonded with the glass panel, or second light emitting source is in the cover plate.
A kind of 8. method for gathering optical imagery, applied to mobile terminal, it is characterised in that when the mobile terminal includes flight
Between TOF cameras, the first light emitting source and the second light emitting source, first light emitting source is big relative to the distance of the TOF cameras
Distance in second light emitting source relative to the TOF cameras, methods described include：
Start first light emitting source and second light emitting source；
Optical imagery corresponding with target object is gathered by the TOF cameras, the optical imagery is to be based on described first
The light that light emitting source and second light emitting source are sent reflexes to TOF cameras institute shape by the surface of the target object
Into image.
9. according to the method for claim 8, it is characterised in that first light emitting source and described second that starts lights
Source includes：
Start the distance of the first light emitting source detecting target object and the TOF cameras；
When the distance between the target object and the TOF cameras are less than preset value, start second light emitting source.
10. according to the method for claim 8, it is characterised in that described to pass through TOF cameras collection and target object
After the step of corresponding optical imagery, methods described also includes：
After the TOF cameras collect the optical imagery, second light emitting source is controlled to close.
11. according to the method for claim 8, it is characterised in that the quantity at least two of second light emitting source, and set
Put the surrounding in the TOF cameras.
12. according to the method for claim 11, it is characterised in that the quantity of second light emitting source is two, two institutes
State the both sides that the second light emitting source is located at the TOF cameras respectively.
13. according to the method for claim 11, it is characterised in that each second light emitting source and the TOF cameras
The distance between it is equal.
14. according to the method for claim 8, it is characterised in that the mobile terminal also includes cover plate and located at the lid
Glass panel on plate, the TOF cameras are set towards the glass panel, and second light emitting source is located at the cover plate
On, second light emitting source is bonded with the glass panel, or second light emitting source is in the cover plate.
15. a kind of mobile terminal, including：
One or more processors；
Memory；And
One or more computer programs, wherein, one or more of computer programs are stored in the memory, and
And it is configured to by one or more of computing devices, it is characterised in that power is realized when the computer program is performed
Profit requires the step in the method for the collection optical imagery any one of 8-14.
16. a kind of computer-readable recording medium, is stored thereon with computer program, it is characterised in that the computer program
The step of method of the collection optical imagery any one of claim 8-14 is realized when being executed by processor.
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| CN201711001943.6A CN107819983B (en) | 2017-10-24 | 2017-10-24 | A kind of method and mobile terminal acquiring optical imagery |
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| CN201711001943.6A CN107819983B (en) | 2017-10-24 | 2017-10-24 | A kind of method and mobile terminal acquiring optical imagery |
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| CN107819983B (en) | 2019-10-29 |
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