CN109474789A - The field angle method of adjustment and mobile terminal of light compensating lamp - Google Patents
The field angle method of adjustment and mobile terminal of light compensating lamp Download PDFInfo
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- CN109474789A CN109474789A CN201811278327.XA CN201811278327A CN109474789A CN 109474789 A CN109474789 A CN 109474789A CN 201811278327 A CN201811278327 A CN 201811278327A CN 109474789 A CN109474789 A CN 109474789A
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- Prior art keywords
- compensating lamp
- light compensating
- mobile terminal
- refracting means
- refractive device
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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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
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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
- H04N23/60—Control of cameras or camera modules
- H04N23/69—Control of means for changing angle of the field of view, e.g. optical zoom objectives or electronic zooming
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Telephone Function (AREA)
Abstract
The embodiment of the invention discloses the field angle methods of adjustment and mobile terminal of a kind of light compensating lamp, can not carry out flexible modulation to solve the problem of that the field angle of light compensating lamp in the prior art is fixed.This method is applied to mobile terminal, and the mobile terminal includes light compensating lamp, which comprises detection the distance between target object and the mobile terminal；The corresponding target refractive device of the light compensating lamp is determined based on the distance, wherein, the light compensating lamp corresponds to multiple refracting means, and the target refractive device is one in the multiple refracting means, and the field angle FOV of each refracting means is different in the multiple refracting means；Start the light compensating lamp, so that the light of light compensating lamp transmitting is projected by the target refractive device.
Description
Technical field
The present invention relates to field of terminal more particularly to the field angle methods of adjustment and mobile terminal of a kind of light compensating lamp.
Background technique
With the continuous promotion of mobile terminal camera performance, the image collecting function of mobile terminal is also increasingly stronger.?
In practical application, user may use mobile terminal under different illumination conditions, such as: user night or light compared with
Face unlock is carried out using camera under the environment of difference, still, when these scenes carry out face unlock, often because of exposure
It is insufficient and be difficult to obtain ideal unlock effect.
Currently, light compensating lamp (such as infrared light compensating lamp) would generally be arranged in some mobile terminals, light compensating lamp is also flash lamp for photography, machine
Head lamp etc., main function is to provide auxiliary light when lacking light condition for camera, to be promoted under dark situation
Face unlock efficiency.
However, in the prior art, the field angle (Field Of View, FOV) of light compensating lamp immobilizes, spirit can not be carried out
Living to adjust, this will bring some problems, for example, light filling range is insufficient when distance of mobile terminal face is closer；Distance of mobile terminal
Face farther out when, light filling intensity deficiency etc..
Summary of the invention
The embodiment of the present invention provides the field angle method of adjustment and mobile terminal of a kind of light compensating lamp, to solve in the prior art
The problem of field angle of light compensating lamp is fixed, and flexible modulation can not be carried out.
In order to solve the above-mentioned technical problem, the present invention is implemented as follows:
In a first aspect, providing a kind of field angle method of adjustment of light compensating lamp, this method is applied to mobile terminal, comprising:
Detect the distance between target object and the mobile terminal；
The corresponding target refractive device of the light compensating lamp is determined based on the distance, wherein the light compensating lamp corresponds to multiple
Refracting means, the target refractive device are one in the multiple refracting means, each in the multiple refracting means
The field angle FOV of refracting means is different；
Start the light compensating lamp, so that the light of light compensating lamp transmitting is projected by the target refractive device.
Second aspect provides a kind of mobile terminal, comprising:
Apart from detection module, for detecting the distance between target object and the mobile terminal；
Determining module, for determining the corresponding target refractive device of the light compensating lamp based on the distance, wherein the benefit
Light lamp corresponds to multiple refracting means, and the target refractive device is one in the multiple refracting means, the multiple refraction
The field angle FOV of each refracting means is different in device；
Light compensating lamp starting module, for starting the light compensating lamp, so that the light of light compensating lamp transmitting passes through the target
Refracting means project.
The third aspect provides a kind of mobile terminal, which includes processor, memory and be stored in described deposit
On reservoir and the computer program that can run on the processor, the computer program are realized when being executed by the processor
The step of field angle method of adjustment of light compensating lamp as described in relation to the first aspect.
Fourth aspect provides a kind of computer readable storage medium, stores meter on the computer readable storage medium
Calculation machine program realizes the field angle adjustment side of light compensating lamp as described in relation to the first aspect when the computer program is executed by processor
The step of method.
In embodiments of the present invention, since the light compensating lamp of mobile terminal is corresponding with multiple refracting means, this multiple refraction dress
The FOV set is different, in this way, can be selected based on the distance of target object under the scene of the Image Acquisition such as recognition of face unlock
The problem of different refracting means, the field angle for solving light compensating lamp in the prior art are fixed, and flexible modulation can not be carried out.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes a part of the invention, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the field angle method of adjustment flow diagram for the light compensating lamp that one embodiment of the present of invention provides；
Fig. 2 is the positional diagram of the light compensating lamp that one embodiment of the present of invention provides and refracting means；
Fig. 3 is the mobile terminal structure schematic diagram that one embodiment of the present of invention provides；
A kind of hardware structural diagram of Fig. 4 mobile terminal of each embodiment to realize the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
As shown in Figure 1, one embodiment of the present of invention provides a kind of field angle method of adjustment 100 of light compensating lamp, this method
Embodiment 100 can be applied to include light compensating lamp and refracting means mobile terminal.
Above-mentioned light filling luminaire body, which can be, can issue infrared light compensating lamp (or referred to as infrared LED) of infrared ray etc.；Also
It can be the light compensating lamp that can issue general visible light, such as flash lamp etc..
In the embodiment of the present invention, for the position of light compensating lamp on mobile terminals, it is not limited to be placed in user oriented one
Side (or preposition) can also be placed in the side (or postposition) back to user.
Above-mentioned refracting means, or the lampshade of referred to as light compensating lamp, are generally mounted in the direction of illumination of light compensating lamp, can
For adjusting the field angle FOV of light compensating lamp.
As shown in Figure 1, this method embodiment 100 includes the following steps:
S102: detection the distance between target object and the mobile terminal.
Target object in the embodiment, it can be understood as be the camera of mobile terminal object to be captured, specifically may be used
Be camera scene in arbitrary objects, for example, furniture, trees or face etc..Optionally, recognition of face solution is being carried out
Under the scene of lock, above-mentioned target object is specifically face.
In general, being equipped with range sensor in mobile terminal, range sensor can be used to measure it to object
The distance of body.Optionally, above-mentioned range sensor can be optical displacement sensor, linear proximity sensor, ultrasonic wave position
Displacement sensor etc..
The step is using the range sensor detection target object in mobile terminal and between the mobile terminal
Distance.
Optionally, which can apply under the scene that face unlocks and environment light is darker, in this way, the step
Execute as follows: input of the reception for recognition of face operates, when ambient light intensity is less than default light intensity value, detection target object
The distance between described mobile terminal, wherein the target object includes face to be identified.In the present embodiment, input operation,
The operation that screen triggering recognition of face can be lighted, is also possible to the operation in Zhi Fuqian, for really weighing, can also be long-range hair
Instruction out enables terminal device start recognition of face.Input operation is not limited to user's input or long-range control input.
S104: the corresponding target refractive device of the light compensating lamp is determined based on the distance.
In the embodiment of the present invention, the light compensating lamp of mobile terminal corresponds to multiple refracting means, and target refractive device is above-mentioned more
One in a refracting means, the FOV of each refracting means is different in above-mentioned multiple refracting means, or is referred to as: above-mentioned
Multiple refracting means are emitted for adjusting light compensating lamp with different field angle FOV.
It should be noted that multiple refracting means mentioned above, in fact, the structure and shape of this multiple refracting means are also
There can be a variety of different versions, for example, in one embodiment, above-mentioned multiple refracting means constitute an entirety knot
The refractive index of structure, the integrally-built various pieces is different, then can be referred to as the integrally-built various pieces and be different
Refracting means；In another embodiment, above-mentioned multiple refracting means are mutually isolated in position.
Optionally, above-mentioned multiple refracting means include first refractive device and the second refracting means, the first refractive dress
The field angle set is the first FOV, and the field angle of second refracting means is the 2nd FOV, the first FOV and the 2nd FOV different, example
Such as, the first FOV is greater than the 2nd FOV, and either, the first FOV is less than the 2nd FOV.
Optionally, the quantity of above-mentioned light compensating lamp is multiple, and specifically, a light compensating lamp can correspond to a refracting means,
Multiple light compensating lamps and multiple refracting means are one-to-one relationships, in this way, multiple light compensating lamps and multiple refracting means can be fixed
It is mounted in mobile terminal, does not need ancillary equipment, such as motor etc. to move the position of light compensating lamp either refracting means, just
In save the cost.
Optionally, the quantity of above-mentioned light compensating lamp is one, and a light compensating lamp corresponds to multiple refracting means, in this way, determining
After target refractive device, usually also need for light compensating lamp to be moved to the position to match with target refractive device；Either by mesh
Mark refracting means are moved to the position to match with light compensating lamp；The position of light compensating lamp and target refractive device is either moved simultaneously
The light set, light compensating lamp and the position of target refractive device is made to match, and then emit light compensating lamp is filled by the target refractive
Injection is set, to carry out light filling to target object.
When step S104 is specifically executed, for example, detecting the distance between target object and the mobile terminal first
Default value interval, then selecting first refractive device is target refractive device；Detect that the distance of target object is default second
Value interval, then selecting the second refracting means is target refractive device etc..The embodiment can pre-establish before executing
State the corresponding relationship of different default value interval and different refracting means.
The embodiment of the present invention here it is shown that aforementioned rapid S104 several specific implementations.It should be understood, of course, that step
S104 can also realize in other manners, the embodiment of the present invention to this with no restriction.
S106: starting the light compensating lamp, so that the light of light compensating lamp transmitting is projected by the target refractive device.
The step by starting light compensating lamp, can target object described in assisted acquisition image information.
As previously mentioned, the step can directly initiate this if the quantity of the light compensating lamp in mobile terminal is one
Light compensating lamp；If the quantity of above-mentioned light compensating lamp be it is multiple, can star light compensating lamp corresponding with target refractive device.
Optionally, if the quantity of above-mentioned light compensating lamp be it is multiple, the embodiment can also keep starting light compensating lamp except
Light compensating lamp be in close state, to reduce energy consumption, increase the stand-by time of mobile terminal.
By the operation of starting light compensating lamp, light compensating lamp can emit beam the step, for example, infrared light compensating lamp sending is infrared
Light with the image information of assisted acquisition target object, and then is utilized and is collected alternatively, flash lamp issues visible light ray etc.
Image information carry out face unlock or self-timer etc..
The field angle method of adjustment of light compensating lamp provided in an embodiment of the present invention, due to the light compensating lamp of mobile terminal be corresponding with it is more
The FOV of a refracting means, this multiple refracting means is different, in this way, in the case where camera carries out the Image Acquisition scenes such as recognition of face,
Different refracting means can be selected based on the distance of target object, the field angle for solving light compensating lamp in the prior art is fixed,
The problem of can not carrying out flexible modulation.
In the prior art, when carrying out face unlock under dark situation, when distance of mobile terminal face is closer, it is irradiated to people
The infrared energy of face is sufficient, but generally occurs within the problem of light filling range deficiency；When distance of mobile terminal face farther out when, it is infrared
Illumination is mapped to that energy on face (intensity) is small, so that the reflection infrared light that camera receives is also few, can not obtain face very well
Characteristic information causes face identification rate low, and recognition of face (unlock) speed is slow.
The field angle method of adjustment of light compensating lamp provided in an embodiment of the present invention, when carrying out recognition of face, if mobile whole
When holding closer apart from face, the biggish refracting means of field angle can be selected, to solve the problems, such as that light filling range is insufficient, improve people
Face recognition efficiency.
The field angle method of adjustment of light compensating lamp provided in an embodiment of the present invention, when carrying out recognition of face, if mobile whole
When holding apart from face farther out, the lesser refracting means of field angle can be selected, by the light-ray condensing of light compensating lamp, are emitted to face
On, conducive to solving the problems, such as that light filling intensity is insufficient, face identification rate is improved, the unlock speed of recognition of face is improved.
It should be noted that when camera collection image (including face unlock and self-timer etc.) in mobile terminal, usually
It just needs to open light compensating lamp in the case where insufficient light, therefore, before each embodiment of the invention executes, can also pass through
Light sensor detects light intensity, if light intensity is lower than preset value, then executes each step of the embodiment of the present invention.
As shown in Fig. 2, Fig. 2 is light compensating lamp, refracting means structural schematic diagram in mobile terminal, and in the embodiment, light filling
Luminaire body is infrared LED etc., and quantity is two, sees the LED1 and LED2 in Fig. 2.
According to direction shown in Fig. 2, the front camera of mobile terminal be can be positioned at right positions, not shown in Fig. 2
Show.
Above-mentioned two infrared LED lamp (i.e. LED1 and LED2) shares a refracting means, or referred to as lampshade, wherein on
The refractive index for stating left and right two half part of refracting means is different, and left-half is referred to as first refractive device 201 hereinafter, right
Half part is referred to as the second refracting means 202.
Figure it is seen that the field angle of first refractive device 201 is the first FOV namely first refractive device 201 is adjusted
Whole LED1 is emitted with the first FOV, sees the FOV1 in Fig. 2；The field angle of second refracting means 202 is the 2nd FOV namely the second folding
Injection device 202 is adjusted LED2 and is emitted with the 2nd FOV, sees the FOV2 in Fig. 2, wherein FOV1 is greater than FOV2 the namely FOV1 angle of emergence
Angle be greater than the FOV2 angle of emergence angle.
Since the infrared light shooting angle FOV2 of the second refracting means 202 infrared light for being less than first refractive device 201 goes out
Firing angle degree FOV1, the infrared light of outgoing are more assembled, and when face unlocks distance farther out, pass through the infrared of the second refracting means 202
The energy that illumination is mapped to face is bigger, and the object figure (face) of front camera shooting is more clear, the face characteristic letter of acquisition
Breath is more, is suitble to the use when infrared face unlocks distance farther out.
As a same reason, when unlock is closer, the infrared light shooting angle by the second refracting means 202 is small, irradiation
It is limited to the region of face, entire face " light filling " cannot be given, and pass through the infrared light of first refractive device 201, shooting angle
Greatly, it can be entire face " light filling " when short distance, allow front camera clearly to shoot complete face, obtain whole person
Face characteristic information is suitble to the use when infrared face is unlocked and is closer.
In the embodiment, LED1 can be identical LED light with LED2, or two kinds of different LED light, for example, LED1
Rated power be less than LED2 rated power etc..
Mobile terminal can perceive distance between target object (face) and mobile terminal by built-in range sensor
D, and distance d is fed back into the application processor to mobile terminal.Wherein, the opening and closing of infrared LED 1 and infrared LED 2 by
The application processor of mobile terminal issues control signal control；The infrared unlock camera (front camera) of mobile terminal gives mesh
Mark object is taken pictures, and image information is fed back to application processor and is handled.
Based on light compensating lamp, refracting means shown in Fig. 2, one embodiment of the present of invention provides a kind of field angle tune of light compensating lamp
Adjusting method, specific implementation procedure are as follows:
When mobile terminal carries out recognition of face unlock or self-timer, the light sensor of mobile terminal is detected in environment
Light intensity is lower than preset value, and range sensor perceives face distance d between mobile terminal in mobile terminal, as distance d >
When set distance D (pre-set threshold distance D in mobile terminal application processor), it is determined as that face unlock distance is remote, moves
Dynamic terminal applies processor issues control signal, and control LED2 opens (LED1 is remained turned-off), and LED2 issues infrared light by the
After two refracting means 202, beam projecting angle is small, and infrared light aggregation, it is more to beat the infrared energy on face, and infrared unlock images
Head shooting target object it is more clear, mobile terminal application processor receive camera transmission information on target object after,
It extracts target property information and is matched with the pre-set target information that unlocks, unlock is completed, to promote infrared people
Face identification rate when face unlocks distance farther out.
When range sensor perceives face distance d≤set distance D between mobile terminal in mobile terminal, it is determined as
Face unlock distance is close, and mobile terminal application processor controls infrared LED 1 and opens (LED2 is remained turned-off), and infrared light is by the
After one refracting means 201, infrared light shooting angle is big, and infrared luminous energy gives entire face light filling, infrared unlock camera shooting solution
Image information is simultaneously fed back to mobile terminal application processor by lock target face, and mobile terminal application processor extracts target property
Information is simultaneously matched with the pre-set target information that unlocks, and unlock is completed.
The field angle method of adjustment of light compensating lamp provided in an embodiment of the present invention, since the light compensating lamp of mobile terminal is corresponding with two
The FOV of a refracting means, the two refracting means is different, in this way, carrying out the scene of the Image Acquisition such as recognition of face in camera
Under, different refracting means can be selected based on the distance of target object, the field angle for solving light compensating lamp in the prior art is solid
The problem of determining, flexible modulation can not be carried out.
The field angle method of adjustment of light compensating lamp provided in an embodiment of the present invention is reflected using 2 infrared LED lamps and two-part
Device setting unlocks distance according to different infrared faces, using different by first pre-identification face and mobile terminal spacing d
Infrared LED lamp and refracting means collocation, to improve insufficient, the caused recognition of face apart from too far infrared light filling because of recognition of face
The low problem of rate；It is insufficient that recognition of face distance too near-infrared light filling field angle is solved simultaneously, the low problem of caused face identification rate.
Optionally, the embodiment of the present invention can be used on any required mobile terminal using 2D infrared face recognition.
Optionally, the embodiment of the present invention is may be used under dark situation, when mobile terminal front camera self-timer, passes through identification
Different self-timer distances are opened by controlling different LED light, light filling effect are improved, to reach better self-timer effect.
Optionally, in other examples, the outer LED light of two kinds of Different Reds can be selected in LED1 and LED2, and fills with refraction
Between setting distance, positional relationship can according to actual design it needs to be determined that.
In the embodiment shown in Figure 2, light compensating lamp is two, optionally, in other examples, the light compensating lamp
Quantity can be one, wherein, can be with before starting the light compensating lamp
By the mobile light compensating lamp such as motor control, the light compensating lamp is moved to and the target refractive device phase
Matched position, to carry out light filling to target object；Alternatively,
By the mobile target refractive device such as motor control, the target refractive device is moved to and the benefit
The position that light lamp matches, to carry out light filling to target object；Alternatively,
The target refractive device, while the mobile light compensating lamp are moved by motor control etc., the target is rolled over
Injection device and the light compensating lamp are moved to the position to match, to carry out light filling to target object.
Combine Fig. 1 to Fig. 2 that the field angle method of adjustment of light compensating lamp according to an embodiment of the present invention is described in detail above.Under
Mobile terminal according to an embodiment of the present invention will be described in detail in conjunction with Fig. 3 in face, and Fig. 3 is mobile terminal according to an embodiment of the present invention
300 structural schematic diagram.Mobile terminal 300 includes light compensating lamp, as shown in figure 3, mobile terminal 300 further include:
Apart from detection module 302, it can be used for detecting the distance between target object and the mobile terminal, optionally,
This can be range sensor apart from detection module 302.
Determining module 304 can be used for target refractive device corresponding based on the distance determination light compensating lamp,
In, the light compensating lamp corresponds to multiple refracting means, and the target refractive device is one in the multiple refracting means, described
The field angle FOV of each refracting means is different in multiple refracting means.
Light compensating lamp starting module 306 can be used for starting the light compensating lamp, so that the light of light compensating lamp transmitting passes through institute
State the injection of target refractive device.
Mobile terminal provided in an embodiment of the present invention, since the light compensating lamp of mobile terminal is corresponding with multiple refracting means, this
The FOV of multiple refracting means is different, in this way, can be based on mesh under the scene that camera carries out the Image Acquisition such as recognition of face
The distance of mark object selects different refracting means, and the field angle for solving light compensating lamp in the prior art is fixed, and spirit can not be carried out
The problem of adjusting living.
Optionally, as one embodiment, the multiple refracting means include first refractive device and the second refracting means,
The field angle of the first refractive device is the first FOV, and the field angle of second refracting means is the 2nd FOV, the determination
Module 304, can be used for
If the distance is less than or equal to preset value, determine that the target refractive device is the first refractive device；
Or
If the distance is greater than the preset value, determine that the target refractive device is second refracting means,
In,
First FOV is greater than the 2nd FOV.
Optionally, as one embodiment, the light compensating lamp is one, wherein the mobile terminal 300 further includes having shifting
Dynamic model block (not shown), at least one following for executing:
The light compensating lamp, is moved to the position to match with the target refractive device by the mobile light compensating lamp；With
And
The mobile target refractive device, is moved to the position to match with the light compensating lamp for the target refractive device
It sets.
Optionally, as one embodiment, the light compensating lamp is multiple, the multiple light compensating lamp and the multiple refraction dress
Set one-to-one correspondence, wherein the light compensating lamp starting module 306 can be used for
Start light compensating lamp corresponding with the target refractive device.
Optionally, described apart from detection module 302 as one embodiment, for receiving the input for being used for recognition of face
Operation, when ambient light intensity is less than default light intensity value, detection the distance between target object and the mobile terminal, wherein
The target object includes face to be identified.
Mobile terminal 300 according to an embodiment of the present invention is referred to the field angle of the light compensating lamp of the corresponding embodiment of the present invention
The process of method of adjustment 100, also, each unit/module and other above-mentioned operation and/or functions in the mobile terminal 300
Corresponding process in field angle method of adjustment 100 in order to realize above-mentioned light compensating lamp respectively, for sake of simplicity, details are not described herein.
A kind of hardware structural diagram of Fig. 4 mobile terminal of each embodiment to realize the present invention, the mobile terminal 400
Including but not limited to: radio frequency unit 401, audio output unit 403, input unit 404, sensor 405, is shown network module 402
Show the components such as unit 406, user input unit 407, interface unit 408, memory 409, processor 410 and power supply 411.
It will be understood by those skilled in the art that mobile terminal structure shown in Fig. 4 does not constitute the restriction to mobile terminal, it is mobile whole
End may include perhaps combining certain components or different component layouts than illustrating more or fewer components.In the present invention
In embodiment, mobile terminal includes but is not limited to mobile phone, tablet computer, laptop, palm PC, car-mounted terminal, can wear
Wear equipment and pedometer etc..
Wherein, processor 410, for detecting the distance between target object and the mobile terminal；Based on the distance
Determine the corresponding target refractive device of light compensating lamp, wherein the light compensating lamp corresponds to multiple refracting means, the target refractive device
For one in the multiple refracting means, the field angle FOV of each refracting means is different in the multiple refracting means；It opens
The light compensating lamp is moved, so that the light of light compensating lamp transmitting is projected by the target refractive device.
Mobile terminal 400 provided in an embodiment of the present invention, since the light compensating lamp of mobile terminal is corresponding with multiple refracting means,
The FOV of this multiple refracting means is different, in this way, can be selected based on the distance of target object under the photographed scenes such as recognition of face
The problem of with different refracting means, the field angle for solving light compensating lamp in the prior art is fixed, and can not carry out flexible modulation.
It should be understood that the embodiment of the present invention in, radio frequency unit 401 can be used for receiving and sending messages or communication process in, signal
Send and receive, specifically, by from base station downlink data receive after, to processor 410 handle；In addition, by uplink
Data are sent to base station.In general, radio frequency unit 401 includes but is not limited to antenna, at least one amplifier, transceiver, coupling
Device, low-noise amplifier, duplexer etc..In addition, radio frequency unit 401 can also by wireless communication system and network and other set
Standby communication.
Mobile terminal provides wireless broadband internet by network module 402 for user and accesses, and such as user is helped to receive
It sends e-mails, browse webpage and access streaming video etc..
Audio output unit 403 can be received by radio frequency unit 401 or network module 402 or in memory 409
The audio data of storage is converted into audio signal and exports to be sound.Moreover, audio output unit 403 can also be provided and be moved
The relevant audio output of specific function that dynamic terminal 400 executes is (for example, call signal receives sound, message sink sound etc.
Deng).Audio output unit 403 includes loudspeaker, buzzer and receiver etc..
Input unit 404 is for receiving audio or video signal.Input unit 404 may include graphics processor
(Graphics Processing Unit, GPU) 4041 and microphone 4042, graphics processor 4041 is in video acquisition mode
Or the image data of the static images or video obtained in image capture mode by image capture apparatus (such as camera) carries out
Reason.Treated, and picture frame may be displayed on display unit 406.Through graphics processor 4041, treated that picture frame can be deposited
Storage is sent in memory 409 (or other storage mediums) or via radio frequency unit 401 or network module 402.Mike
Wind 4042 can receive sound, and can be audio data by such acoustic processing.Treated audio data can be
The format output that mobile communication base station can be sent to via radio frequency unit 401 is converted in the case where telephone calling model.
Mobile terminal 400 further includes at least one sensor 405, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor includes ambient light sensor and proximity sensor, wherein ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 4061, and proximity sensor can close when mobile terminal 400 is moved in one's ear
Display panel 4061 and/or backlight.As a kind of motion sensor, accelerometer sensor can detect in all directions (general
For three axis) size of acceleration, it can detect that size and the direction of gravity when static, can be used to identify mobile terminal posture (ratio
Such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap)；It passes
Sensor 405 can also include fingerprint sensor, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer, wet
Meter, thermometer, infrared sensor etc. are spent, details are not described herein.
Display unit 406 is for showing information input by user or being supplied to the information of user.Display unit 406 can wrap
Display panel 4061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode can be used
Forms such as (Organic Light-Emitting Diode, OLED) configure display panel 4061.
User input unit 407 can be used for receiving the number or character information of input, and generate the use with mobile terminal
Family setting and the related key signals input of function control.Specifically, user input unit 407 include touch panel 4071 and
Other input equipments 4072.Touch panel 4071, also referred to as touch screen collect the touch operation of user on it or nearby
(for example user uses any suitable objects or attachment such as finger, stylus on touch panel 4071 or in touch panel 4071
Neighbouring operation).Touch panel 4071 may include both touch detecting apparatus and touch controller.Wherein, touch detection
Device detects the touch orientation of user, and detects touch operation bring signal, 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 410, receiving area
It manages the order that device 410 is sent and is executed.Furthermore, it is possible to more using resistance-type, condenser type, infrared ray and surface acoustic wave etc.
Seed type realizes touch panel 4071.In addition to touch panel 4071, user input unit 407 can also include other input equipments
4072.Specifically, other input equipments 4072 can include but is not limited to physical keyboard, function key (such as volume control button,
Switch key etc.), trace ball, mouse, operating stick, details are not described herein.
Further, touch panel 4071 can be covered on display panel 4061, when touch panel 4071 is detected at it
On or near touch operation after, send processor 410 to determine the type of touch event, be followed by subsequent processing device 410 according to touching
The type for touching event provides corresponding visual output on display panel 4061.Although in Fig. 4, touch panel 4071 and display
Panel 4061 is the function that outputs and inputs of realizing mobile terminal as two independent components, but in some embodiments
In, can be integrated by touch panel 4071 and display panel 4061 and realize the function that outputs and inputs of mobile terminal, it is specific this
Place is without limitation.
Interface unit 408 is the interface that external device (ED) is connect with mobile terminal 400.For example, external device (ED) may include having
Line or wireless head-band earphone port, external power supply (or battery charger) port, wired or wireless data port, storage card end
Mouth, port, the port audio input/output (I/O), video i/o port, earphone end for connecting the device with identification module
Mouthful etc..Interface unit 408 can be used for receiving the input (for example, data information, electric power etc.) from external device (ED) and
By one or more elements that the input received is transferred in mobile terminal 400 or can be used in 400 He of mobile terminal
Data are transmitted between external device (ED).
Memory 409 can be used for storing software program and various data.Memory 409 can mainly include storing program area
The storage data area and, wherein storing program area can (such as the sound of application program needed for storage program area, at least one function
Sound playing function, image player function etc.) etc.；Storage data area can store according to mobile phone use created data (such as
Audio data, phone directory etc.) etc..In addition, memory 409 may include high-speed random access memory, it 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 410 is the control centre of mobile terminal, utilizes each of various interfaces and the entire mobile terminal of connection
A part by running or execute the software program and/or module that are stored in memory 409, and calls and is stored in storage
Data in device 409 execute the various functions and processing data of mobile terminal, to carry out integral monitoring to mobile terminal.Place
Managing device 410 may include one or more processing units；Preferably, processor 410 can integrate application processor and modulatedemodulate is mediated
Manage device, wherein the main processing operation system of application processor, user interface and application program etc., modem processor is main
Processing wireless communication.It is understood that above-mentioned modem processor can not also be integrated into processor 410.
Mobile terminal 400 can also include the power supply 411 (such as battery) powered to all parts, it is preferred that power supply 411
Can be logically contiguous by power-supply management system and processor 410, to realize management charging by power-supply management system, put
The functions such as electricity and power managed.
In addition, mobile terminal 400 further includes some unshowned functional modules, details are not described herein.
Preferably, the embodiment of the present invention also provides a kind of mobile terminal, including processor 410, and memory 409 is stored in
On memory 409 and the computer program that can run on the processor 410, the computer program are executed by processor 410
Each process of the field angle method of adjustment embodiment 100 of the above-mentioned light compensating lamp of Shi Shixian, and identical technical effect can be reached, it is
It avoids repeating, which is not described herein again.
The embodiment of the present invention also provides a kind of computer readable storage medium, and meter is stored on computer readable storage medium
Calculation machine program, the computer program realize the field angle method of adjustment embodiment 100 of above-mentioned light compensating lamp when being executed by processor
Each process, and identical technical effect can be reached, to avoid repeating, which is not described herein again.Wherein, described computer-readable
Storage medium, such as read-only memory (Read-Only Memory, abbreviation ROM), random access memory (Random Access
Memory, abbreviation RAM), magnetic or disk etc..
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, article or device.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art
The part contributed out can be embodied in the form of software products, which is stored in a storage medium
In (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal (can be mobile phone, computer, service
Device, air conditioner or network equipment etc.) execute method described in each embodiment of the present invention.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form belongs within protection of the invention.
Claims (12)
1. a kind of field angle method of adjustment of light compensating lamp, which is characterized in that be applied to mobile terminal, the mobile terminal includes
Light compensating lamp, which comprises
Detect the distance between target object and the mobile terminal；
The corresponding target refractive device of the light compensating lamp is determined based on the distance, wherein the light compensating lamp corresponds to multiple refractions
Device, the target refractive device are one in the multiple refracting means, each refraction in the multiple refracting means
The field angle FOV of device is different；
Start the light compensating lamp, so that the light of light compensating lamp transmitting is projected by the target refractive device.
2. the method as described in claim 1, which is characterized in that the multiple refracting means include first refractive device and second
Refracting means, the field angle of the first refractive device are the first FOV, and the field angle of second refracting means is the 2nd FOV,
It is described to determine that the corresponding target refractive device of the light compensating lamp includes: based on the distance
If the distance is less than or equal to preset value, determine that the target refractive device is the first refractive device；Or
If the distance is greater than the preset value, determine that the target refractive device is second refracting means, wherein
First FOV is greater than the 2nd FOV.
3. method according to claim 1 or 2, which is characterized in that the light compensating lamp is one, wherein described in the starting
Before light compensating lamp, the method also includes following at least one:
The light compensating lamp, is moved to the position to match with the target refractive device by the mobile light compensating lamp；And
The mobile target refractive device, is moved to the position to match with the light compensating lamp for the target refractive device.
4. method according to claim 1 or 2, which is characterized in that the light compensating lamp is multiple, the multiple light compensating lamp and institute
It states multiple refracting means to correspond, wherein the starting light compensating lamp includes:
Start light compensating lamp corresponding with the target refractive device.
5. method as claimed in claim 4, which is characterized in that it is described detection target object and the mobile terminal between away from
From including:
It receives and is operated for the input of recognition of face, preset light intensity value when ambient light intensity is less than, detect target object and institute
State the distance between mobile terminal, wherein the target object includes face to be identified.
6. a kind of mobile terminal, which is characterized in that the mobile terminal includes light compensating lamp, further includes:
Apart from detection module, for detecting the distance between target object and the mobile terminal；
Determining module, for determining the corresponding target refractive device of the light compensating lamp based on the distance, wherein the light compensating lamp
Corresponding multiple refracting means, the target refractive device are one in the multiple refracting means, the multiple refracting means
In each refracting means field angle FOV it is different；
Light compensating lamp starting module, for starting the light compensating lamp, so that the light of light compensating lamp transmitting passes through the target refractive
Device projects.
7. mobile terminal as claimed in claim 6, which is characterized in that the multiple refracting means include first refractive device and
Second refracting means, the field angle of the first refractive device are the first FOV, and the field angle of second refracting means is second
FOV, the determining module, is used for
If the distance is less than or equal to preset value, determine that the target refractive device is the first refractive device；Or
If the distance is greater than the preset value, determine that the target refractive device is second refracting means, wherein
First FOV is greater than the 2nd FOV.
8. mobile terminal as claimed in claims 6 or 7, which is characterized in that the light compensating lamp is one, wherein the movement
Terminal further includes having mobile module, at least one following for executing:
The light compensating lamp, is moved to the position to match with the target refractive device by the mobile light compensating lamp；And
The mobile target refractive device, is moved to the position to match with the light compensating lamp for the target refractive device.
9. mobile terminal as claimed in claims 6 or 7, which is characterized in that the light compensating lamp is multiple, the multiple light compensating lamp
It is corresponded with the multiple refracting means, wherein the light compensating lamp starting module is used for
Start light compensating lamp corresponding with the target refractive device.
10. mobile terminal as claimed in claim 9, which is characterized in that it is described apart from detection module, it is used for
It receives and is operated for the input of recognition of face, preset light intensity value when ambient light intensity is less than, detect target object and institute
State the distance between mobile terminal, wherein the target object includes face to be identified.
11. a kind of mobile terminal characterized by comprising memory, processor and be stored on the memory and can be in institute
The computer program run on processor is stated, such as claim 1 to 5 is realized when the computer program is executed by the processor
Any one of described in method the step of.
12. a kind of computer readable storage medium, which is characterized in that be stored with computer on the computer readable storage medium
Program, the step of method as described in any one of claims 1 to 5 is realized when the computer program is executed by processor.
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| CN201811278327.XA CN109474789B (en) | 2018-10-30 | 2018-10-30 | Method for adjusting field angle of fill-in lamp and mobile terminal |
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| CN201811278327.XA CN109474789B (en) | 2018-10-30 | 2018-10-30 | Method for adjusting field angle of fill-in lamp and mobile terminal |
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