CN106017369B - Detection method and device - Google Patents
Detection method and device Download PDFInfo
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- CN106017369B CN106017369B CN201610612626.7A CN201610612626A CN106017369B CN 106017369 B CN106017369 B CN 106017369B CN 201610612626 A CN201610612626 A CN 201610612626A CN 106017369 B CN106017369 B CN 106017369B
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- mould group
- mobile lens
- lens mould
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/30—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
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Abstract
The invention discloses a kind of detection methods, which comprises triggering mobile lens mould group focuses to target focusing picture；Acquire the phase-detection value at least two regions in the object picture that the mobile lens mould group captures；The phase-detection value at least two region is analyzed, analysis result is obtained；When the analysis result meets preset condition, determine that the complementary metal oxide semiconductor CMOS flatness of the mobile lens mould group is up to standard.The present invention also discloses a kind of detection devices.Using the present invention, the yields of lens module when can be improved mobile phone factory.
Description
Technical field
The present invention relates to the parameter detecting technology of field of communication technology more particularly to a kind of detection method and device.
Background technique
Cell phone manufacturer needs to buy lens module from mobile lens mould group suppliers during producing mobile phone.It is real
In border, complementary metal oxide semiconductor (CMOS, the Complementary of the mobile lens mould group of lens module manufacturer production
Metal Oxide Semiconductor) there are certain fraction defectives for flatness；In this regard, lens module manufacturer is usually using specially
Industry instrument detects the CMOS flatness of mobile phone lens module, and the camera lens of cell phone manufacturer is supplied to for lens module manufacturer
Mould group, default is all requisite quality；But in practice due to various reasons, it is not up to standard that some CMOS flatness are also resulted in
Mobile lens mould group can be provided to cell phone manufacturer.
But cell phone manufacturer does not have special instrument, does not have the condition detected to CMOS flatness this index；And
And mobile lens mould group has been assembled on mobile phone, this also further increases instrument test difficulty；If cell phone manufacturer fails
CMOS flatness is detected there are undesirable mobile lens mould group, this part mobile lens mould group will greatly influence mobile phone
It takes pictures effect, causes to take pictures unilateral fuzzy, reduce the image quality of mobile phone photograph.
Summary of the invention
In view of this, the embodiment of the present invention be solve the problems, such as it is existing in the prior art at least one and a kind of detection is provided
Method and device.
The technical solution of the embodiment of the present invention is achieved in that
The embodiment of the present invention provides a kind of detection device, and the detection device includes:
Focusing module focuses to target focusing picture for triggering mobile lens mould group；
Acquisition module, for acquiring the phase at least two regions in the object picture that the mobile lens mould group captures
Detected value；
Analysis module is analyzed for the phase-detection value at least two region, obtains analysis result；
Determining module, for determining the complementation of the mobile lens mould group when the analysis result meets preset condition
Metal-oxide semiconductor (MOS) CMOS flatness is up to standard.
In the above scheme, the Focusing module, is specifically used for:
It is less than hyperfocal distance at a distance from the mobile lens mould group is between target focusing picture and is greater than 120cm
When, triggering mobile lens mould group focuses to target focusing picture.
In the above scheme, at least two region includes at least any two following regions: the mobile lens mould group
The central area of the object picture captured；The top left region for the object picture that the mobile lens mould group captures；The hand
The lower left region for the object picture that machine lens module captures；The upper right area for the object picture that the mobile lens mould group captures
Domain；The lower right area for the object picture that the mobile lens mould group captures.
In the above scheme, the analysis module, is specifically used for: calculating separately each region at least two region
N number of frame phase-detection value average value；Wherein, N is the integer more than or equal to 2；According to N number of frame in each region
The average value of phase-detection value determines the difference of the maxima and minima in each average value.
In the above scheme, the determining module, is specifically used for: maxima and minima in each average value
When difference is less than or equal to threshold value, determine that the complementary metal oxide semiconductor CMOS flatness of the mobile lens mould group is up to standard.
The embodiment of the present invention provides a kind of detection method, which comprises
Triggering mobile lens mould group focuses to target focusing picture；
Acquire the phase-detection value at least two regions in the object picture that the mobile lens mould group captures；
The phase-detection value at least two region is analyzed, analysis result is obtained；
When the analysis result meets preset condition, the complementary metal oxide semiconductor of the mobile lens mould group is determined
CMOS flatness is up to standard.
In the above scheme, the triggering mobile lens mould group focuses to target focusing picture, comprising:
It is less than hyperfocal distance at a distance from the mobile lens mould group is between target focusing picture and is greater than 120cm
When, triggering mobile lens mould group focuses to target focusing picture.
In the above scheme, at least two region includes at least any two following regions: the mobile lens mould group
The central area of the object picture captured；The top left region for the object picture that the mobile lens mould group captures；The hand
The lower left region for the object picture that machine lens module captures；The upper right area for the object picture that the mobile lens mould group captures
Domain；The lower right area for the object picture that the mobile lens mould group captures.
In the above scheme, the phase-detection value at least two region is analyzed, analyzed as a result,
It include: the average value for calculating separately the phase-detection value of N number of frame in each region at least two region；Wherein, N is big
In the integer for being equal to 2；According to the average value of the phase-detection value of N number of frame in each region, determine in each average value most
The difference of big value and minimum value.
In the above scheme, when the analysis result meets preset condition, the complementation gold of the mobile lens mould group is determined
Belong to oxide semiconductor CMOS flatness it is up to standard, comprising: the difference of the maxima and minima in each average value be less than etc.
When threshold value, determine that the complementary metal oxide semiconductor CMOS flatness of the mobile lens mould group is up to standard.
Compared with prior art, detection method and device provided in an embodiment of the present invention, by triggering mobile lens mould group
It focuses to target focusing picture, acquires the phase at least two regions in the object picture that the mobile lens mould group captures
Position detected value is analyzed the phase-detection value at least two region as a result, full in the analysis result
When sufficient preset condition, determine that the CMOS flatness of the mobile lens mould group is up to standard.That is, for taking the photograph with phase-detection
As head, in the case where not using special measurement equipment, by allowing mobile phone to carry out against target focusing figure to defocused, acquisition is entire
The phase-detection value of representative region in picture, and the phase-detection value of different zones is analyzed, it is smooth to can be detected out CMOS
It whether up to standard spends, has easy to operate, measure quick feature, can effectively detect undesirable lens module, improve mobile phone
The yields of camera when factory.
Detailed description of the invention
The hardware structural diagram of Fig. 1 optional mobile terminal 100 of each embodiment to realize the present invention；
Fig. 2 is the wireless communication system schematic diagram of mobile terminal 100 as shown in Figure 1；
Fig. 3 is the electrical structure block diagram of camera；
Fig. 4 is a kind of optional structural schematic diagram of detection device in the embodiment of the present invention；
Fig. 5 is the schematic diagram of the box graph card at black and white interval in the embodiment of the present invention；
Fig. 6 is the schematic diagram that mobile lens mould group focuses to target focusing picture in the embodiment of the present invention；
Fig. 7 is another schematic diagram that mobile lens mould group focuses to target focusing picture in the embodiment of the present invention；
Fig. 8 is a kind of optional flow diagram of detection method in the embodiment of the present invention；
Fig. 9 is the optional flow diagram of another kind of detection method in the embodiment of the present invention.
Specific embodiment
It should be appreciated that the technical solution that the specific embodiments described herein are merely illustrative of the present invention, is not used to
It limits the scope of protection of the present invention.
The mobile terminal of each embodiment of the present invention is realized in description with reference to the drawings.In subsequent description, use
For indicate element such as " module ", " component " or " unit " suffix only for being conducive to explanation of the invention, itself
There is no specific meanings.Therefore, " module " can be used mixedly with " component ".
Mobile terminal can be implemented in a variety of manners.For example, terminal described in the present invention may include such as moving
It is phone, smart phone, laptop, digit broadcasting receiver, personal digital assistant (PDA), tablet computer (PAD), portable
The fixation of the mobile terminal of formula multimedia player (PMP), navigation device etc. and such as number TV, desktop computer etc.
Terminal.Hereinafter it is assumed that terminal is mobile terminal.However, it will be understood by those skilled in the art that in addition to being used in particular for mobile mesh
Element except, the construction of embodiment according to the present invention can also apply to the terminal of fixed type.
The hardware structural diagram of Fig. 1 optional mobile terminal 100 of each embodiment to realize the present invention is such as schemed
Shown in 1, mobile terminal 100 may include wireless communication unit 110, audio/video (A/V) input unit 120, user's input list
Member 130, sensing unit 140, output unit 150, memory 160, interface unit 170, controller 180 and power supply unit 190 etc.
Deng.Fig. 1 shows the mobile terminal 100 with various assemblies, it should be understood that being not required for implementing all groups shown
Part.More or fewer components can alternatively be implemented.The element of mobile terminal 100 will be discussed in more detail below.
Wireless communication unit 110 generally includes one or more components, allows mobile terminal 100 and wireless communication system
Or the radio communication between network.For example, wireless communication unit 110 may include broadcasting reception module 111, mobile communication mould
At least one of block 112, wireless Internet module 113, short range communication module 114 and location information module 115.
Broadcasting reception module 111 receives broadcast singal and/or broadcast from external broadcast management server via broadcast channel
Relevant information.Broadcast channel may include satellite channel and/or terrestrial channel.Broadcast management server, which can be, to be generated and sent
The broadcast singal and/or broadcast related information generated before the server or reception of broadcast singal and/or broadcast related information
And send it to the server of terminal.Broadcast singal may include TV broadcast singal, radio signals, data broadcasting
Signal etc..Moreover, broadcast singal may further include the broadcast singal combined with TV or radio signals.Broadcast phase
Closing information can also provide via mobile communications network, and in this case, broadcast related information can be by mobile communication mould
Block 112 receives.Broadcast singal can exist in a variety of manners, for example, it can be with the electronics of digital multimedia broadcasting (DMB)
Program guide (EPG), digital video broadcast-handheld (DVB-H) electronic service guidebooks (ESG) etc. form and exist.Broadcast
Receiving module 111 can receive signal broadcast by using various types of broadcast systems.Particularly, broadcasting reception module 111
It can be wide by using such as multimedia broadcasting-ground (DMB-T), digital multimedia broadcasting-satellite (DMB-S), digital video
It broadcasts-holds (DVB-H), forward link media (MediaFLO@) Radio Data System, received terrestrial digital broadcasting integrated service
(ISDB-T) etc. digit broadcasting system receives digital broadcasting.Broadcasting reception module 111, which may be constructed such that, to be adapted to provide for extensively
Broadcast the various broadcast systems and above-mentioned digit broadcasting system of signal.Via the received broadcast singal of broadcasting reception module 111 and/
Or broadcast related information can store in memory 160 (or other types of storage medium).
Mobile communication module 112 sends radio signals to base station (for example, access point, node B etc.), exterior terminal
And at least one of server and/or receive from it radio signal.Such radio signal may include that voice is logical
Talk about signal, video calling signal or according to text and/or Multimedia Message transmission and/or received various types of data.
The Wi-Fi (Wireless Internet Access) of the support mobile terminal 100 of wireless Internet module 113.Wireless Internet module 113 can
To be internally or externally couple to terminal.Wi-Fi (Wireless Internet Access) technology involved in wireless Internet module 113 may include
WLAN (WLAN), Wireless Fidelity (Wi-Fi), WiMAX (Wibro), worldwide interoperability for microwave accesses
(Wimax), high-speed downlink packet access (HSDPA) etc..
Short range communication module 114 is the module for supporting short range communication.Some examples of short-range communication technology include indigo plant
ToothTM, radio frequency identification (RFID), Infrared Data Association (IrDA), ultra wide band (UWB), purple honeybeeTMEtc..
Location information module 115 is the module for checking or obtaining the location information of mobile terminal 100.Location information mould
The typical case of block 115 is global positioning system (GPS) module 115.According to current technology, GPS module 115, which calculates, comes from three
The range information and correct time information of a or more satellite and Information application triangulation for calculating, thus root
According to longitude, latitude and highly accurately calculate three-dimensional current location information.Currently, the method for calculating position and temporal information
The error of calculated position and temporal information is corrected using three satellites and by using an other satellite.In addition,
GPS module 115 can be by Continuous plus current location information in real time come calculating speed information.
A/V input unit 120 is for receiving audio or video signal.A/V input unit 120 may include 121 He of camera
Microphone 122, camera 121 is to the static images obtained in video acquisition mode or image capture mode by image capture apparatus
Or the image data of video is handled.Treated, and picture frame may be displayed on display unit 151.It is handled through camera 121
Picture frame afterwards can store in memory 160 (or other storage mediums) or be sent out via wireless communication unit 110
It send, two or more cameras 121 can be provided according to the construction of mobile terminal 100.Microphone 122 can be in telephone relation mould
Sound (audio data) is received via microphone in formula, logging mode, speech recognition mode etc. operational mode, and can be incited somebody to action
Such acoustic processing is audio data.Audio that treated (voice) data can be converted in the case where telephone calling model
For the format output that can be sent to mobile communication base station via mobile communication module 112.Various types can be implemented in microphone 122
Noise eliminate (or inhibit) algorithm with eliminate noise that (or inhibition) generates during sending and receiving audio signal or
Person's interference.
The order that user input unit 130 can be inputted according to user generates key input data to control mobile terminal 100
Various operations.User input unit 130 allows user to input various types of information, and may include keyboard, metal dome,
Touch tablet (for example, the sensitive component of detection due to the variation of resistance, pressure, capacitor etc. caused by being contacted), shakes idler wheel
Bar etc..Particularly, when touch tablet is superimposed upon in the form of layer on display unit 151, touch screen can be formed.
Sensing unit 140 detects the current state of mobile terminal 100, (for example, mobile terminal 100 opens or closes shape
State), the position of mobile terminal 100, user is for the presence or absence of contact (that is, touch input) of mobile terminal 100, mobile terminal
100 orientation, the acceleration or deceleration movement of mobile terminal 100 and direction etc., and generate for controlling mobile terminal 100
The order of operation or signal.For example, sensing unit 140 can sense when mobile terminal 100 is embodied as sliding-type mobile phone
The sliding-type phone is to open or close.In addition, sensing unit 140 be able to detect power supply unit 190 whether provide electric power or
Whether person's interface unit 170 couples with external device (ED).
Interface unit 170 be used as at least one external device (ED) connect with mobile terminal 100 can by interface.For example,
External device (ED) may include wired or wireless headphone port, external power supply (or battery charger) port, wired or nothing
Line data port, memory card port (typical case is general-purpose serial bus USB port), for connecting the dress with identification module
The port set, the port audio input/output (I/O), video i/o port, ear port etc..Identification module can be storage and use
In verifying user using mobile terminal 100 various information and may include subscriber identification module (UIM), client identification module
(SIM), Universal Subscriber identification module (USIM) etc..In addition, the device (hereinafter referred to as " identification device ") with identification module
The form of smart card can be taken, therefore, identification device can connect via port or other attachment devices and mobile terminal 100
It connects.
Interface unit 170 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 100 or can be used in 100 He of mobile terminal
Data are transmitted between external device (ED).
In addition, when mobile terminal 100 is connect with external base, interface unit 170 may be used as allowing will be electric by it
Power, which is provided from pedestal to the path or may be used as of mobile terminal 100, allows the various command signals inputted from pedestal to pass through it
It is transferred to the path of mobile terminal 100.The various command signals or electric power inputted from pedestal may be used as moving end for identification
Whether end 100 is accurately fitted within the signal on pedestal.
Output unit 150 is configured to provide output signal with vision, audio and/or tactile manner (for example, audio is believed
Number, vision signal, alarm signal, vibration signal etc.).Output unit 150 may include display unit 151, audio output mould
Block 152, alarm unit 153 etc..
Display unit 151 may be displayed on the information handled in mobile terminal 100.For example, when mobile terminal 100 is in electricity
When talking about call mode, display unit 151 can show and converse or other communicate (for example, text messaging, multimedia file
Downloading etc.) relevant user interface (UI) or graphic user interface (GUI).When mobile terminal 100 is in video calling mode
Or when image capture mode, display unit 151 can show captured image and/or received image, show video or figure
Picture and the UI or GUI of correlation function etc..
Meanwhile when display unit 151 and touch tablet in the form of layer it is superposed on one another to form touch screen when, display unit
151 may be used as input unit and output device.Display unit 151 may include liquid crystal display (LCD), thin film transistor (TFT)
In LCD (TFT-LCD), Organic Light Emitting Diode (OLED) display, flexible display, three-dimensional (3D) display etc. at least
It is a kind of.Some in these displays may be constructed such that transparence to allow user to watch from outside, this is properly termed as transparent
Display, typical transparent display can be, for example, TOLED (transparent organic light emitting diode) display etc..According to specific
Desired embodiment, mobile terminal 100 may include two or more display units (or other display devices), for example, moving
Dynamic terminal 100 may include outernal display unit (not shown) and inner display unit (not shown).Touch screen can be used for detecting
Touch input pressure and touch input position and touch input area.
Audio output module 152 can be in call signal reception pattern, call mode, record mould in mobile terminal 100
It is when under the isotypes such as formula, speech recognition mode, broadcast reception mode, wireless communication unit 110 is received or in memory
The audio data transducing audio signal and output stored in 160 is sound.Moreover, audio output module 152 can provide with
The relevant audio output of specific function that mobile terminal 100 executes is (for example, call signal receives sound, message sink sound etc.
Deng).Audio output module 152 may include loudspeaker, buzzer etc..
Alarm unit 153 can provide output notifying event to mobile terminal 100.Typical event can be with
Including calling reception, message sink, key signals input, touch input etc..Other than audio or video output, alarm unit
153 can provide output in different ways with the generation of notification event.For example, alarm unit 153 can be in the form of vibration
Output is provided, when receiving calling, message or some other entrance communications (incoming communication), alarm list
Member 153 can provide tactile output (that is, vibration) to notify to user.By providing such tactile output, even if
When the mobile phone of user is in the pocket of user, user also can recognize that the generation of various events.Alarm unit 153
The output of the generation of notification event can be provided via display unit 151 or audio output module 152.
Memory 160 can store the software program etc. of the processing and control operation that are executed by controller 180, Huo Zheke
Temporarily to store the data that has exported or will export (for example, telephone directory, message, still image, video etc.).And
And memory 160 can store about the vibrations of various modes and audio signal exported when touching and being applied to touch screen
Data.
Memory 160 may include the storage medium of at least one type, and the storage medium includes flash memory, hard disk, more
Media card, card-type memory (for example, SD or DX memory etc.), random access storage device (RAM), static random-access storage
Device (SRAM), read-only memory (ROM), electrically erasable programmable read-only memory (EEPROM), programmable read only memory
(PROM), magnetic storage, disk, CD etc..Moreover, mobile terminal 100 can execute memory with by network connection
The network storage device of 160 store function cooperates.
The overall operation of the usually control mobile terminal 100 of controller 180.For example, controller 180 execute with voice communication,
The relevant control of data communication, video calling etc. and processing.In addition, controller 180 may include more for reproducing or playing back
The multi-media module 181 of media data, multi-media module 181 can construct in controller 180, or can be structured as and control
Device 180 processed separates.Controller 180 can be with execution pattern identifying processing, by the handwriting input executed on the touchscreen or figure
Piece draws input and is identified as character or image.
Power supply unit 190 receives external power or internal power under the control of controller 180 and provides operation each member
Electric power appropriate needed for part and component.
Various embodiments described herein can be to use the calculating of such as computer software, hardware or any combination thereof
Machine readable medium is implemented.Hardware is implemented, embodiment described herein can be by using application-specific IC
(ASIC), digital signal processor (DSP), digital signal processing device (DSPD), programmable logic device (PLD), scene can
Programming gate array (FPGA), controller, microcontroller, microprocessor, is designed to execute function described herein processor
At least one of electronic unit is implemented, and in some cases, such embodiment can be implemented in controller 180.
For software implementation, the embodiment of such as process or function can with allow to execute the individual of at least one functions or operations
Software module is implemented.Software code can by the software application (or program) write with any programming language appropriate Lai
Implement, software code can store in memory 160 and be executed by controller 180.
So far, mobile terminal 100 is described according to its function.In the following, for the sake of brevity, description is such as folded
Sliding-type in various types of mobile terminals 100 of type, board-type, oscillating-type, slide type mobile terminal 100 etc. is mobile eventually
End 100 is used as example.Therefore, the present invention can be applied to any kind of mobile terminal 100, and it is mobile to be not limited to sliding-type
Terminal 100.
Mobile terminal 100 as shown in Figure 1 may be constructed such that using via frame or grouping send data it is all if any
Line and wireless communication system and satellite-based communication system operate.
Referring now to Fig. 2 description communication system that wherein mobile terminal 100 according to the present invention can operate.
Different air interface and/or physical layer can be used in such communication system.For example, used by communication system
Air interface includes such as frequency division multiple access (FDMA), time division multiple acess (TDMA), CDMA (CDMA) and universal mobile communications system
System (UMTS) (particularly, long term evolution (LTE)), global system for mobile communications (GSM) etc..As non-limiting example, under
The description in face is related to cdma communication system, but such introduction is equally applicable to other types of system.
With reference to Fig. 2, cdma wireless communication system may include multiple mobile terminals 100, multiple base stations (BS) 270, base station
Controller (BSC) 275 and mobile switching centre (MSC) 280.MSC 280 is configured to and Public Switched Telephony Network (PSTN)
290 form interface.MSC 280 is also structured to be formed with the BSC 275 that can be couple to base station 270 via back haul link and connect
Mouthful.Back haul link can be constructed according to any in several known interfaces, the interface include such as E1/T1, ATM,
IP, PPP, frame relay, HDSL, ADSL or xDSL.It will be appreciated that system may include multiple as shown in Figure 2
BSC2750。
Each BS 270 can service one or more subregions (or region), by multidirectional antenna or the day of direction specific direction
Each subregion of line covering is radially far from BS 270.Alternatively, each subregion can by two for diversity reception or more
Multiple antennas covering.Each BS 270, which may be constructed such that, supports multiple frequency distribution, and the distribution of each frequency has specific frequency
It composes (for example, 1.25MHz, 5MHz etc.).
What subregion and frequency were distributed, which intersects, can be referred to as CDMA Channel.BS 270 can also be referred to as base station transceiver
System (BTS) or other equivalent terms.In this case, term " base station " can be used for broadly indicating single BSC
275 and at least one BS 270.Base station can also be referred to as " cellular station ".Alternatively, each subregion of specific BS 270 can be claimed
For multiple cellular stations.
As shown in Figure 2, broadcast singal is sent to the mobile terminal operated in system by broadcsting transmitter (BT) 295
100.Broadcasting reception module 111 as shown in Figure 1 is arranged at mobile terminal 100 to receive the broadcast sent by BT295
Signal.In fig. 2 it is shown that several satellites 300, such as global positioning system (GPS) satellite 300 can be used.Satellite 300 is helped
Help at least one of multiple mobile terminals 100 of positioning.
In Fig. 2, multiple satellites 300 are depicted, it is understood that, it is useful to can use any number of satellite acquisition
Location information.GPS module 115 as shown in Figure 1 is generally configured to cooperate with satellite 300 to obtain desired positioning and believe
Breath.It substitutes GPS tracking technique or except GPS tracking technique, its that can track the position of mobile terminal 100 can be used
Its technology.In addition, at least one 300 property of can choose of GPS satellite or extraly processing satellite dmb transmission.
As a typical operation of wireless communication system, BS 270 receives the reverse strand from various mobile terminals 100
Road signal.Mobile terminal 100 usually participates in call, information receiving and transmitting and other types of communication.Certain base station 270 is received each
Reverse link signal is handled in specific BS 270.The data of acquisition are forwarded to relevant BSC 275.BSC is provided
The mobile management function for the resource allocation and the coordination including the soft switching process between BS 270 conversed.BSC275 will also be received
Data be routed to MSC 280, the additional route service for forming interface with PSTN 290 is provided.Similarly, PSTN
290 form interface with MSC280, and MSC and BSC 275 form interface, and BSC 275 controls BS 270 correspondingly with will be positive
Link signal is sent to mobile terminal 100.
The mobile communication module 112 of wireless communication unit 110 is mobile based on the access built in mobile terminal in mobile terminal
The necessary data (including customer identification information and authentication information) of communication network (such as 2G/3G/4G mobile communications network) accesses
Mobile communications network is that the business such as the web page browsing of mobile terminal user, network multimedia broadcasting transmit mobile data (packet
Include the mobile data of uplink and the mobile data of downlink).
The related protocol function reality that the wireless Internet module 113 of wireless communication unit 110 passes through operation hotspot
The function of existing hotspot, hotspot are supported multiple mobile terminal (any mobile terminal except mobile terminal) accesses, are led to
The webpage that the mobile communication crossed between multiplexing mobile communication module 112 and mobile communications network is connected as mobile terminal user is clear
It lookes at, (movement of mobile data and downlink including uplink is logical for the business transmission mobile data such as network multimedia plays
Letter data), since mobile terminal is substantially the mobile communication connection transmission movement being multiplexed between mobile terminal and communication network
Communication data, therefore the flow of the mobile data of mobile terminal consumption is included in movement by the charging entity of communication network side
The post and telecommunication tariff of terminal, to consume the data flow for the mobile data for including in the post and telecommunication tariff that mobile terminal signing uses
Amount.
Fig. 3 is the electrical structure block diagram of camera.
Phtographic lens 1211 is made of the multiple optical lens for being used to form shot object image, is single-focus lens or varifocal mirror
Head.Phtographic lens 1211 can move in the direction of the optical axis under the control of lens driver 1221, and lens driver 1221
According to the control signal from lens driving control circuit 1222, the focal position of phtographic lens 1211 is controlled, in zoom lens
In the case of, it also can control focal length.Lens driving control circuit 1222 is according to the control command from microcomputer 1217
Carry out the drive control of lens driver 1221.
It is configured with and takes the photograph near the position of the shot object image formed on the optical axis of phtographic lens 1211, by phtographic lens 1211
Element 1212.Photographing element 1212 is for imaging shot object image and obtaining image data.On photographing element 1212
Two dimension and be arranged in a matrix the photodiode for constituting each pixel.Each photodiode generates photoelectricity corresponding with light income
Switching current, the photoelectric conversion electric current carry out charge accumulation by the capacitor connecting with each photodiode.The preceding table of each pixel
Face is configured with the RGB colour filter of bayer arrangement.
Photographing element 1212 is connect with imaging circuit 1213, which carries out charge in photographing element 1212
Accumulation control and picture signal read control, carry out after reducing resetting noise to the picture signal (analog picture signal) of the reading
Waveform shaping, and then gain raising etc. is carried out to become signal level appropriate.
Imaging circuit 1213 is connect with A/D converter 1214, which carries out modulus to analog picture signal
Conversion, to 1227 output digital image signal (hereinafter referred to as image data) of bus.
Bus 1227 is the transmitting path for being transmitted in the various data that the inside of camera reads or generates.In bus
1227 are connected to above-mentioned A/D converter 1214, are additionally connected to image processor 1215, jpeg processor 1216, microcomputer
Calculation machine 1217, SDRAM (Synchronous Dynamic random access memory, Synchronous Dynamic Random Access Memory)
1218, memory interface (hereinafter referred to as memory I/F) 1219, LCD (Liquid Crystal Display, liquid crystal display
Device) driver 1220.
Image processor 1215 carries out OB to the image data of the output based on photographing element 1212 and subtracts each other processing, white balance
Adjustment, gamma conversion, colour difference signal processing, noise removal process, changes processing, edge processing etc. respectively at color matrix operation simultaneously
Kind image procossing.Jpeg processor 1216 is when by Imagery Data Recording in recording medium 1225, according to JPEG compression mode pressure
Contract the image data read from SDRAM1218.In addition, jpeg processor 1216 shows to carry out image reproducing and carries out JPEG
The decompression of image data.When unziping it, the file being recorded in recording medium 1225 is read, in jpeg processor 1216
In implement decompression after, the image data of decompression is temporarily stored in SDRAM1218 and is carried out on LCD1226
Display.In addition, in the present embodiment, as compression of images decompression mode using JPEG mode, however Compress softwares
Contracting mode is without being limited thereto, it is of course possible to using MPEG, TIFF, other compressed and decompressed modes such as H.264.
Microcomputer 1217 plays the function of the control unit as camera entirety, is uniformly controlled the various processing of camera
Sequence.Microcomputer 1217 is connected to operating unit 1223 and flash memory 1224.
Operating unit 1223 includes but is not limited to physical button or virtual key, and the entity or virtual key can be electricity
Source button, camera button, edit key, dynamic image button, reproduction button, menu button, cross key, OK button, delete button,
The operational controls such as the various input buttons such as large buttons and various enter keys, detect the mode of operation of these operational controls.
It will test result to export to microcomputer 1217.In addition, the front surface in the LCD1226 as display is equipped with
Touch panel detects the touch location of user, which is exported to microcomputer 1217.Microcomputer 1217
According to the testing result of the operating position from operating unit 1223, various processing sequences corresponding with the operation of user are executed.
Flash memory 1224 stores the program for executing the various processing sequences of microcomputer 1217.Microcomputer 1217
The control of camera entirety is carried out according to the program.In addition, flash memory 1224 stores the various adjusted values of camera, microcomputer 1217
Adjusted value is read, the control of camera is carried out according to the adjusted value.
SDRAM1218 be for image data etc. temporarily stored can electricity rewrite volatile memory.It should
SDRAM1218 temporarily stores the image data exported from A/D converter 1214 and in image processor 1215, jpeg processor
1216 it is equal in the image data that carried out that treated.
Memory interface 1219 is connect with recording medium 1225, is carried out image data and the text being attached in image data
First-class control data write-in recording medium 1225 and read from recording medium 1225 of part.Recording medium 1225 is, for example, can
The recording mediums such as memory card of disassembled and assembled freely on camera main-body, however it is without being limited thereto, it is also possible to be built in camera main-body
In hard disk etc..
LCD driver 1210 is connect with LCD1226, will treated that image data is stored in by image processor 1215
SDRAM1218 when needing to show, reads the image data of SDRAM1218 storage and shows on LCD1226, alternatively, at JPEG
The compressed image data of reason device 1216 is stored in SDRAM1218, and when needing to show, jpeg processor 1216 is read
The compressed image data of SDRAM1218, then unzip it, the image data after decompression is carried out by LCD1226
Display.
LCD1226 configuration performs image display at the back side of camera main-body.The LCD1226LCD, however it is without being limited thereto,
The various display panels (LCD1226) such as organic EL can be used, however it is without being limited thereto, it can also be using various displays such as organic EL
Panel.
Based on the electrical structure schematic diagram of above-mentioned mobile terminal hardware configuration, communication system and camera, the present invention is proposed
Each embodiment.
Fig. 4 is a kind of optional structural schematic diagram of detection device in the embodiment of the present invention.As shown in figure 4, the present invention is real
The detection device for applying example offer may include: Focusing module 401, acquisition module 402, analysis module 403 and determining module 404；
Wherein,
Focusing module 401 focuses to target focusing picture for triggering mobile lens mould group.
Here, the Focusing module 401, is specifically used for: the mobile lens mould group and the target focusing picture it
Between distance be less than hyperfocal distance and be greater than 120cm when, triggering mobile lens mould group to target focusing picture focus.
Specifically, when detection device detects mobile phone lens module in using the embodiment of the present invention, first choice prepares
One target focusing picture, target focusing picture is a kind of specified graph card, this pictures must have the edge than comparatively dense, and
It is evenly distributed, the box graph card at the black and white interval of fritter as shown in Figure 5, to ensure that each window can obtain more accurately
Phase-detection (PD, Phase Detection) value.Then, mobile phone being placed on holder, card takes whole mobile phone picture,
Mobile phone should be less than hyperfocal distance to the distance between card and be greater than 120cm；Mobile lens mould group is triggered to target focusing picture
It focuses；The target focusing picture shown in Fig. 5 is carried out pair referring to the mobile phone photograph application (for example, camera) shown in Fig. 6
Burnt schematic diagram；The primary focusing of triggering makes to focus；If mobile phone to the distance between card be more than hyperfocal distance, phase-detection value
Variation can be smaller, it is difficult to detect；Otherwise it will receive the influence defocused if distance is too small.In view of it is out of focus serious when, phase
Position detected value itself can be not allowed, so doing primary focusing in test.
Acquisition module 402, for acquiring at least two regions in the object picture that the mobile lens mould group captures
Phase-detection value.
Here, at least two region includes at least following any two or multiple regions:
The central area for the object picture that the mobile lens mould group captures；Pair that the mobile lens mould group captures
As the top left region of picture；The lower left region for the object picture that the mobile lens mould group captures；The mobile lens mould group
The right regions of the object picture captured；The lower right area for the object picture that the mobile lens mould group captures.
It in practice, can be with reference to 5 regions: the center for the object picture that the mobile lens mould group captures
Domain, top left region, lower left region, right regions and lower right area.Fig. 5 is shown referring to being applied using mobile phone photograph shown in Fig. 7
When target focusing picture out is focused, the central area 701 for the object picture that mobile lens mould group captures, top left region
702, lower left region 703, right regions 704 and lower right area 705.
Acquisition module 402 acquires in the object picture that the mobile lens mould group captures, above-mentioned 5 windows it is continuous
The phase-detection value of multiple frames of specified quantity.
Analysis module 403 is analyzed for the phase-detection value at least two region, obtains analysis result.
Here, the analysis module 403, is specifically used for:
Calculate separately the average value of the phase-detection value of N number of frame in each region at least two region；Wherein, N
For the integer more than or equal to 2；
According to the average value of the phase-detection value of N number of frame in each region, determine maximum value in each average value with
The difference of minimum value.
By taking at least two region is above-mentioned 5 regions as an example, the analysis module 403 calculates separately 5 areas
The average value of the phase-detection value of N number of frame in each region in domain；According to the phase-detection value of N number of frame in each region
Average value counts the maxima and minima in each average value；Calculate the difference of maxima and minima；The difference is point
Analyse result.
Determining module 404, for determining the mutual of the mobile lens mould group when the analysis result meets preset condition
It is up to standard to mend metal-oxide semiconductor (MOS) CMOS flatness.
In practice, due to the cmos sensor of lens module (sensor) not can guarantee in process of production 100% it is flat
It is whole, along with the error of phase-detection value, so the embodiment of the present invention presets one when judging CMOS flatness
A threshold value.
Here, the determining module 404, is specifically used for: judging the difference of the maxima and minima in each average value is
It is no to be less than or equal to threshold value:
(if determining that the difference of the maxima and minima in each average value is less than or equal to threshold value), it is determined that institute
The CMOS flatness for stating mobile lens mould group is up to standard, meets the requirements；
Otherwise (determine that the difference of the maxima and minima in each average value is greater than threshold value), determine the mobile phone
The CMOS flatness of lens module is not up to standard, i.e. the CMOS flatness of mobile lens mould group is bad, which is not
Qualified product.
In embodiments of the present invention, PD value can indicate inserting for the position lens when the current lens position (lens) and focus
Value, if CMOS is smooth, the PD value of entire picture different zones should be consistent.In practice, phase-detection auto-focusing
(PDAF, Phase Detection Auto Focus) be occurred in recent years it is a kind of using PD value as the focusing mode of foundation；It needs
It is noted that phase focus technology digital camera field application it is very mature, smart phone field then still in
Starting stage.Phase focusing advantage is: only needing to calculate and once just completes focusing, focusing speed is exceedingly fast, and reduces processing
Device computation burden.Phase focusing disadvantage is: being easy under low light environment to the not part of the body cavity above the diaphragm housing the heart and lungs.
In the prior art due to cell phone manufacturer can not effectively detect CMOS flatness there are undesirable mobile lens mould group,
So that this part mobile lens mould group will greatly influence the effect of taking pictures of mobile phone, causes to take pictures unilateral fuzzy, reduce mobile phone
The image quality taken pictures.Compared with prior art, in detection device provided in an embodiment of the present invention, Focusing module triggers Mobile phone mirror
Head mould group focuses to target focusing picture, and acquisition module acquires in the object picture that the mobile lens mould group captures extremely
The PD value in few two regions, analysis module are analyzed the PD value at least two region as a result, determining mould
Block determines that the CMOS flatness of the mobile lens mould group is up to standard when the analysis result meets preset condition.That is,
For the camera with PD, in the case where not using special measurement equipment, by allowing mobile phone to carry out pair against target focusing figure
It is defocused, the PD value of representative region in entire picture is acquired, and analyze the PD of different zones, can be detected out CMOS flatness
It is whether up to standard, have easy to operate, measures quick feature, can effectively detect undesirable lens module, improve mobile phone and go out
The yields of camera when factory.
Fig. 8 is a kind of optional flow diagram of detection method in the embodiment of the present invention.As shown in figure 8, the present invention is real
The detection method of example offer is provided, comprising:
Step 801, triggering mobile lens mould group focus to target focusing picture；
The phase-detection at least two regions in the object picture that step 802, the acquisition mobile lens mould group capture
Value；
Step 803 analyzes the phase-detection value at least two region, obtains analysis result；
When step 804, the analysis result meet preset condition, determine that the CMOS flatness of the mobile lens mould group reaches
Mark.
Here, the executing subject of detection method can be detection device documented by above-mentioned any embodiment.
In embodiments of the present invention, it is focused by triggering mobile lens mould group to target focusing picture, described in acquisition
The phase-detection value at least two regions in the object picture that mobile lens mould group captures, to the phase at least two region
Position detected value is analyzed as a result, when the analysis result meets preset condition, determines the mobile lens mould
The CMOS flatness of group is up to standard.That is, for the camera with phase-detection, the case where not using special measurement equipment
Under, by allowing mobile phone to carry out acquiring the phase-detection value of representative region in entire picture, and right to defocused against target focusing figure
The phase-detection of different zones is analyzed, and whether can be detected out CMOS flatness up to standard, has easy to operate, and measurement is quick
Feature can effectively detect undesirable lens module, the yields of camera when improving mobile phone factory.
On the basis of the above embodiments, a kind of feasible implementation of step 801 includes: in the mobile lens mould
When the distance between group and target focusing picture are less than hyperfocal distance and are greater than 120cm, mobile lens mould group is triggered to target
Focusing picture is focused.
Optionally, at least two region includes at least any two following regions: the mobile lens mould group captures
Object picture central area；The top left region for the object picture that the mobile lens mould group captures；The mobile lens
The lower left region for the object picture that mould group captures；The right regions for the object picture that the mobile lens mould group captures；Institute
State the lower right area for the object picture that mobile lens mould group captures.
On the basis of the above embodiments, a kind of feasible implementation of step 803, comprising: described in calculating separately extremely
The average value of the phase-detection value of N number of frame in each region in few two regions；Wherein, N is the integer more than or equal to 2；According to
The average value of the phase-detection value of N number of frame in each region, determines the difference of the maxima and minima in each average value.
On the basis of the above embodiments, a kind of feasible implementation of step 804, comprising: in each average value
Maxima and minima difference be less than or equal to threshold value when, determine that the CMOS flatness of the mobile lens mould group is up to standard.
Fig. 9 is the optional flow diagram of another kind of detection method in the embodiment of the present invention.As shown in figure 9, of the invention
The key step of detection method that embodiment provides includes:
Step 901, into detection program；And pre-select graph card: first preparing a special graph card, this pictures is necessary
There is the edge than comparatively dense, and is evenly distributed, the box graph card at fritter black and white interval as shown in Figure 5, to ensure each window
More accurately PD value can be obtained.
Mobile phone is placed on test holder by step 902, and test card is parallel with mobile phone, and mobile phone is apart from card apart from small
In hyperfocal distance, it is greater than 120cm, triggering primary focusing makes to focus.Card must take entire picture.
Step 903, acquire 5 windows nearest several frames PD value, 5 windows respectively centered on, upper left, upper right is left
Under, bottom right.
Step 904, the averaged PD values for counting 5 windows several frames recently respectively, count maximum PD value and minimum PD value.
Step 905 judges whether maximum PD value (MAX) and the difference of the smallest PD value (MIN) are greater than threshold value；If then turning
To step 906；Otherwise step 907 is gone to.
Here, due to lens module CMOS sensor cannot be guaranteed in process of production 100% it is smooth, add PD
Error set if tested mobile lens mould group is greater than this so a value should be set to the judgement of flatness here
Value is then judged as rejected product, and is less than or equal to this numerical value and then can be determined that the lens module smooth for CMOS.
Step 906 determines that mobile lens mould group flatness is bad.
Step 907 determines that mobile lens mould group flatness is met the requirements.
Detection method provided in an embodiment of the present invention does not use special measurement equipment, passes through calculation for the camera with PD
Method and special focusing figure can accurately detect the CMOS flatness of mobile phone, and have easy to operate, measure quick feature,
Effectively detect undesirable lens module, camera yields when improving mobile phone factory.
Detection method provided in an embodiment of the present invention can be applied to detection device, and the function which is realized can
To be realized by the processor caller code in detection device, certain program code can be stored in computer storage and be situated between
In matter, it is seen then that the detection device includes at least pocessor and storage media.
It need to be noted that: the description of apparatus above embodiment, be with the description of above method embodiment it is similar,
With the similar beneficial effect of same embodiment of the method, therefore do not repeat them here.For skill undisclosed in embodiment of the present invention method
Art details please refers to the description of apparatus of the present invention embodiment and understands, to save length, therefore repeats no more.
It need to be noted that: the description of the above terminal embodiment item, be with above method description it is similar, have same
The identical beneficial effect of embodiment of the method, therefore do not repeat them here.For technical detail undisclosed in embodiment of the present invention method,
Those skilled in the art please refers to the description of terminal embodiment of the present invention and understands, to save length, which is not described herein again.
Detection module, option display module, hidden module and icon in terminal provided in an embodiment of the present invention are shown
Module can be realized by the processor in terminal；Certainly it can also be realized by specific logic circuit；It is being embodied
During example, processor can be central processing unit (CPU), microprocessor (MPU), digital signal processor (DSP) or existing
Field programmable gate array (FPGA) etc..
It should be understood that " one embodiment " or " embodiment " that specification is mentioned in the whole text mean it is related with embodiment
A particular feature, structure, or characteristic is included at least one embodiment of the present invention.Therefore, occur everywhere in the whole instruction
" in one embodiment " or " in one embodiment " not necessarily refer to identical embodiment.In addition, these specific features, knot
Structure or characteristic can combine in any suitable manner in one or more embodiments.It should be understood that in various implementations of the invention
In example, magnitude of the sequence numbers of the above procedures are not meant that the order of the execution order, and the execution sequence of each process should be with its function
It can determine that the implementation process of the embodiments of the invention shall not be constituted with any limitation with internal logic.The embodiments of the present invention
Serial number is for illustration only, does not represent the advantages or disadvantages of the embodiments.
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.
In several embodiments provided herein, it should be understood that disclosed device and method can pass through it
Its mode is realized.Apparatus embodiments described above are merely indicative, for example, the division of the unit, only
A kind of logical function partition, there may be another division manner in actual implementation, such as: multiple units or components can combine, or
It is desirably integrated into another system, or some features can be ignored or not executed.In addition, shown or discussed each composition portion
Mutual coupling or direct-coupling or communication connection is divided to can be through some interfaces, the INDIRECT COUPLING of equipment or unit
Or communication connection, it can be electrical, mechanical or other forms.
Above-mentioned unit as illustrated by the separation member, which can be or may not be, to be physically separated, aobvious as unit
The component shown can be or may not be physical unit；Both it can be located in one place, and may be distributed over multiple network lists
In member；Some or all of units can be selected to achieve the purpose of the solution of this embodiment according to the actual needs.
In addition, each functional unit in various embodiments of the present invention can be fully integrated in one processing unit, it can also
To be each unit individually as a unit, can also be integrated in one unit with two or more units；It is above-mentioned
Integrated unit both can take the form of hardware realization, can also realize in the form of hardware adds SFU software functional unit.
Those of ordinary skill in the art will appreciate that: realize that all or part of the steps of above method embodiment can pass through
The relevant hardware of program instruction is completed, and program above-mentioned can store in computer-readable storage medium, which exists
When execution, step including the steps of the foregoing method embodiments is executed；And storage medium above-mentioned includes: movable storage device, read-only deposits
The various media that can store program code such as reservoir (Read Only Memory, ROM), magnetic or disk.
If alternatively, the above-mentioned integrated unit of the present invention is realized in the form of software function module and as independent product
When selling or using, it also can store in a computer readable storage medium.Based on this understanding, the present invention is implemented
Substantially the part that contributes to existing technology can be embodied in the form of software products the technical solution of example in other words,
The computer software product is stored in a storage medium, including some instructions are used so that computer equipment (can be with
It is personal computer, server or network equipment etc.) execute all or part of each embodiment the method for the present invention.
And storage medium above-mentioned includes: various Jie that can store program code such as movable storage device, ROM, magnetic or disk
Matter.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
1. a kind of lens detecting device, which is characterized in that the lens detecting device includes:
Focusing module focuses to target focusing picture for triggering mobile lens mould group；
Acquisition module, for acquiring the phase-detection at least two regions in the object picture that the mobile lens mould group captures
Value；
Analysis module is analyzed for the phase-detection value at least two region, obtains analysis result；
Determining module, for determining the complementary metal of the mobile lens mould group when the analysis result meets preset condition
Oxide semiconductor CMOS flatness is up to standard；Wherein, the preset condition is used to carry out institute according to the analysis result and threshold value
State the judgement of CMOS flatness.
2. lens detecting device according to claim 1, which is characterized in that the Focusing module is specifically used for:
When being less than hyperfocal distance at a distance from the mobile lens mould group is between target focusing picture and be greater than 120cm, touching
Hair mobile lens mould group focuses to target focusing picture.
3. lens detecting device according to claim 1, which is characterized in that at least two region includes at least following
Any two regions: the central area for the object picture that the mobile lens mould group captures；The mobile lens mould group captures
Object picture top left region；The lower left region for the object picture that the mobile lens mould group captures；The mobile lens
The right regions for the object picture that mould group captures；The lower right area for the object picture that the mobile lens mould group captures.
4. lens detecting device according to claim 1, which is characterized in that the analysis module is specifically used for: counting respectively
Calculate the average value of the phase-detection value of N number of frame in each region at least two region；Wherein, N is whole more than or equal to 2
Number；According to the average value of the phase-detection value of N number of frame in each region, the maxima and minima in each average value is determined
Difference.
5. lens detecting device according to claim 4, which is characterized in that the determining module is specifically used for: described
When the difference of maxima and minima in each average value is less than or equal to the threshold value, the complementation of the mobile lens mould group is determined
Metal-oxide semiconductor (MOS) CMOS flatness is up to standard.
6. a kind of lens detection method, which is characterized in that the described method includes:
Triggering mobile lens mould group focuses to target focusing picture；
Acquire the phase-detection value at least two regions in the object picture that the mobile lens mould group captures；
The phase-detection value at least two region is analyzed, analysis result is obtained；
When the analysis result meets preset condition, the complementary metal oxide semiconductor CMOS of the mobile lens mould group is determined
Flatness is up to standard；Wherein, the preset condition is used to carry out sentencing for the CMOS flatness according to the analysis result and threshold value
It is disconnected.
7. according to the method described in claim 6, it is characterized in that, the triggering mobile lens mould group to target focus picture into
Row focusing, comprising:
When being less than hyperfocal distance at a distance from the mobile lens mould group is between target focusing picture and be greater than 120cm, touching
Hair mobile lens mould group focuses to target focusing picture.
8. according to the method described in claim 6, it is characterized in that, at least two region includes at least any two following areas
Domain: the central area for the object picture that the mobile lens mould group captures；The object that the mobile lens mould group captures is drawn
The top left region in face；The lower left region for the object picture that the mobile lens mould group captures；The mobile lens mould group captures
The right regions of the object picture arrived；The lower right area for the object picture that the mobile lens mould group captures.
9. according to the method described in claim 6, it is characterized in that, the phase-detection value at least two region into
Row analysis obtains analysis result, comprising:
Calculate separately the average value of the phase-detection value of N number of frame in each region at least two region；Wherein, N is big
In the integer for being equal to 2；
According to the average value of the phase-detection value of N number of frame in each region, the maximum value and minimum in each average value are determined
The difference of value.
10. according to the method described in claim 9, it is characterized in that, when the analysis result meets preset condition, determine described in
The complementary metal oxide semiconductor CMOS flatness of mobile lens mould group is up to standard, comprising:
When the difference of maxima and minima in each average value is less than or equal to the threshold value, the mobile lens mould is determined
The complementary metal oxide semiconductor CMOS flatness of group is up to standard.
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| JP2000341703A (en) * | 1999-05-26 | 2000-12-08 | Fuji Photo Film Co Ltd | Method and device for generating signal and recording medium |
| US20010053557A1 (en) * | 2000-02-03 | 2001-12-20 | Keun-Hyung Park | Inspection of defects on the circumference of semiconductor wafers |
| CN102629978A (en) * | 2012-03-26 | 2012-08-08 | 深圳英飞拓科技股份有限公司 | High-definition network hemisphere with flatness of target face detected by automatic focusing |
| CN105451017A (en) * | 2015-12-29 | 2016-03-30 | 努比亚技术有限公司 | Camera module photosensitive quality detection method and device |
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| JP5347418B2 (en) * | 2008-10-10 | 2013-11-20 | 新日鐵住金株式会社 | Surface defect inspection system, method and program |
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| JP2000341703A (en) * | 1999-05-26 | 2000-12-08 | Fuji Photo Film Co Ltd | Method and device for generating signal and recording medium |
| US20010053557A1 (en) * | 2000-02-03 | 2001-12-20 | Keun-Hyung Park | Inspection of defects on the circumference of semiconductor wafers |
| CN102629978A (en) * | 2012-03-26 | 2012-08-08 | 深圳英飞拓科技股份有限公司 | High-definition network hemisphere with flatness of target face detected by automatic focusing |
| CN105451017A (en) * | 2015-12-29 | 2016-03-30 | 努比亚技术有限公司 | Camera module photosensitive quality detection method and device |
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