CN107172557A - Loudspeaker and receiver polarity detection method and device - Google Patents
Loudspeaker and receiver polarity detection method and device Download PDFInfo
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- CN107172557A CN107172557A CN201710409277.3A CN201710409277A CN107172557A CN 107172557 A CN107172557 A CN 107172557A CN 201710409277 A CN201710409277 A CN 201710409277A CN 107172557 A CN107172557 A CN 107172557A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R29/00—Monitoring arrangements; Testing arrangements
- H04R29/001—Monitoring arrangements; Testing arrangements for loudspeakers
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Abstract
The disclosure is directed to a kind of loudspeaker and receiver polarity detection method and device, this method includes：Product to be measured is controlled to play test sound wave, product to be measured includes receiver and loudspeaker；Obtain the first sound wave that product to be measured is exported according to test sound wave；Obtain the fisrt feature of the first sound wave；In the case of the fisrt feature and standard feature identical of the first sound wave, determine that Product checking to be measured is qualified.Loudspeaker and receiver polarity detection method and device that the disclosure is provided, obtain the fisrt feature for the first sound wave that loudspeaker and receiver are exported according to test sound wave, judge fisrt feature with standard feature identical loudspeaker and receiver as certified products, the qualified loudspeaker of detection and receiver have identical polarity so that the receiver and loudspeaker installed in equipment have identical polarity.
Description
Technical field
This disclosure relates to electro-acoustic element technical field, more particularly to a kind of loudspeaker and receiver polarity detection method and device.
Background technology
Loudspeaker and receiver are all polarizeds, on the same device, can be with if the loudspeaker installed are identical with the polarity of receiver
The loudness of increase output sound, if opposite polarity, can reduce the loudness of output sound.How loudspeaker same equipment in are ensured
It is identical with the polarity of receiver, it is urgent problem to be solved.
The content of the invention
To overcome problem present in correlation technique, the disclosure provides a kind of loudspeaker and receiver polarity detection method and dress
Put.
According to the first aspect of the embodiment of the present disclosure there is provided a kind of loudspeaker and receiver polarity detection method, including：
Product to be measured is controlled to play test sound wave, the product to be measured includes receiver and loudspeaker；
Obtain the first sound wave that the product to be measured is exported according to the test sound wave；
Obtain the fisrt feature of first sound wave；
In the case of the fisrt feature and standard feature identical of first sound wave, determine that the Product checking to be measured is closed
Lattice.
In a kind of possible implementation, the first sound that the product to be measured is exported according to the test sound wave is obtained
Ripple, including：The test sound wave played by microphone to the product to be measured is recorded, and obtains the product to be measured according to institute
State the first sound wave of test sound wave output.
In a kind of possible implementation, this method also includes：
Standard sample is controlled to play test sound wave, the standard sample includes standard receiver or standard horn；
Obtain the second sound wave that the standard sample is exported according to the test sound wave；
The fisrt feature of second sound wave is obtained, and it is special using the fisrt feature of second sound wave as the standard
Levy.
In a kind of possible implementation, the fisrt feature includes initial vibration direction.
In a kind of possible implementation, the first sound that the product to be measured is exported according to the test sound wave is obtained
Ripple, including：In the case where the product to be measured can export sound, the product to be measured is obtained according to the test sound wave
First sound wave of output.
According to the second aspect of the embodiment of the present disclosure there is provided a kind of loudspeaker and receiver device for detecting polarity, including：
Test sound wave playing module, for controlling product to be measured to play test sound wave, the product to be measured include receiver and
Loudspeaker；
First sound wave acquisition module, for obtaining the first sound wave that the product to be measured is exported according to the test sound wave；
Fisrt feature acquisition module, the fisrt feature for obtaining first sound wave；
Qualification determination module, in the case of the fisrt feature of first sound wave and standard feature identical, it is determined that
The Product checking to be measured is qualified.
In a kind of possible implementation, the first sound wave acquisition module includes：
First acquisition submodule, the test sound wave for being played by microphone to the product to be measured is recorded, and is obtained
The first sound wave exported to the product to be measured according to the test sound wave.
In a kind of possible implementation, the device also includes：
Standing acoustic waves playing module, for controlling standard sample to play test sound wave, the standard sample is listened including standard
Cylinder or standard horn；
Second sound wave acquisition module, for obtaining the second sound wave that the standard sample is exported according to the test sound wave；
Standard feature acquisition module, the fisrt feature for obtaining second sound wave, and by the of second sound wave
One feature is used as the standard feature.
In a kind of possible implementation, the fisrt feature includes initial vibration direction.
According to the third aspect of the embodiment of the present disclosure there is provided a kind of loudspeaker and receiver device for detecting polarity, including：Processing
Device；Memory for storing processor-executable instruction；Wherein, the processor is configured as：Product to be measured is controlled to play
Test sound wave, the product to be measured includes receiver and loudspeaker；Obtain the product to be measured is exported according to the test sound wave
One sound wave；Obtain the fisrt feature of first sound wave；In the fisrt feature and standard feature identical feelings of first sound wave
Under condition, determine that the Product checking to be measured is qualified.
According to the fourth aspect of the embodiment of the present disclosure there is provided a kind of non-transitorycomputer readable storage medium, when described
Instruction in storage medium by the computing device of mobile terminal when so that mobile terminal is able to carry out a kind of number of mobile terminal
According to transmission method, methods described includes：Product to be measured is controlled to play test sound wave, the product to be measured includes receiver and loudspeaker；
Obtain the first sound wave that the product to be measured is exported according to the test sound wave；Obtain the fisrt feature of first sound wave；
The fisrt feature of first sound wave is with the case of standard feature identical, determining that the Product checking to be measured is qualified.
The technical scheme provided by this disclosed embodiment can include the following benefits：Loudspeaker and receiver are obtained according to survey
The fisrt feature of the first sound wave of sound wave output is tried, judges fisrt feature with standard feature identical loudspeaker and receiver to be qualified
Product, the qualified loudspeaker of detection and receiver have identical polarity so that the receiver and loudspeaker installed in equipment have identical pole
Property.
It should be appreciated that the general description of the above and detailed description hereinafter are only exemplary and explanatory, not
The disclosure can be limited.
Brief description of the drawings
Accompanying drawing herein is merged in specification and constitutes the part of this specification, shows the implementation for meeting the disclosure
Example, and be used to together with specification to explain the principle of the disclosure.
Fig. 1 is a kind of loudspeaker according to an exemplary embodiment and the flow chart of receiver polarity detection method；
Fig. 2 is loudspeaker shown in an example according to an exemplary embodiment and the stream of receiver polarity detection method
Cheng Tu；
Fig. 3 is the block diagram of a kind of loudspeaker according to an exemplary embodiment and receiver device for detecting polarity；
Fig. 4 is the frame of a kind of loudspeaker according to an example of an exemplary embodiment and receiver device for detecting polarity
Figure；
Fig. 5 is a kind of block diagram for loudspeaker and receiver device for detecting polarity 800 according to an exemplary embodiment.
Embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Following description is related to
During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the disclosure.On the contrary, they be only with it is such as appended
The example of the consistent apparatus and method of some aspects be described in detail in claims, the disclosure.
Fig. 1 is a kind of loudspeaker according to an exemplary embodiment and the flow chart of receiver polarity detection method, such as Fig. 1
Shown, this method may comprise steps of S11 to step S14.
In step s 11, product to be measured is controlled to play test sound wave, product to be measured includes receiver and loudspeaker.
As an example of the present embodiment, test sound wave can be played out by the different product to be measured of polarity, no
The first sound wave that the product to be measured of same polarity is exported according to test sound wave is different.It should be noted that those skilled in the art can
To be configured according to actual needs to test sound wave, it is not limited thereto.
As an example of the present embodiment, test sound wave can be sine wave.
As another example of the present embodiment, test sound wave can be the complex wave of multiple sine-wave superimposeds.
In step s 12, the first sound wave that product to be measured is exported according to test sound wave is obtained.
Wherein, the first sound wave may be sine wave, it is also possible to be the complex wave of multiple sine-wave superimposeds.
In a kind of possible implementation, step S12 can include：The test played by microphone to product to be measured
Sound wave is recorded, and obtains the first sound wave that product to be measured is exported according to test sound wave.
As an example of the implementation, microphone can be the Mike of the terminal device of receiver to be installed and loudspeaker
Wind or test microphone.
In a kind of possible implementation, step S12 can also include：The situation of sound can be exported in product to be measured
Under, obtain first sound wave of the product to be measured according to the output of test sound wave.
As an example of the implementation, if product to be measured can not export sound, illustrate that the product to be measured has matter
Amount problem, then judge that the product to be measured is unqualified.The implementation is while product polarity to be measured is detected, to product to be measured
Quality is also detected.
In step s 13, the fisrt feature of the first sound wave is obtained.
In a kind of possible implementation, fisrt feature can include initial vibration direction.
In alternatively possible implementation, fisrt feature can include initial vibration direction and amplitude.
Although it should be noted that describe fisrt feature as above using above-mentioned initial vibration direction and amplitude as example,
It is understood by one of ordinary skill in the art that the disclosure answers not limited to this.In fact, tester completely can be according to practical application
Scape flexibly sets fisrt feature.
In step S14, in the case of the fisrt feature and standard feature identical of the first sound wave, product inspection to be measured is determined
It is qualified to survey.
As an example of the present embodiment, in the case where standard feature is initial vibration direction, if the first sound wave
Initial vibration direction is identical with standard feature, it is determined that Product checking to be measured is qualified.
As another example of the present embodiment, in the case where standard feature includes initial vibration direction and amplitude, if
The initial vibration direction of first sound wave is identical with the initial vibration direction in standard feature, and the first sound wave amplitude according to mark
In the amplitude range that amplitude in quasi- feature is determined, it is determined that Product checking to be measured is qualified.For example, the amplitude of the first sound wave is
A1, the amplitude in standard feature is A0, the amplitude A in standard feature0The amplitude range of determination can be 0.8A0To 1.2A0,
If 0.8A0≤A1≤1.2A0, then the amplitude model that the amplitude of the first sound wave is determined in the amplitude in standard feature can be determined
In enclosing.It should be noted that those skilled in the art can flexibly set amplitude range according to actual needs, do not limit herein
It is fixed.
Although it should be noted that described using above-mentioned initial vibration direction and/or amplitude as example fisrt feature with
Standard feature identical decision procedure as above, it is understood by one of ordinary skill in the art that the disclosure answers not limited to this.In fact,
Tester can flexibly be set according to practical application scene completely fisrt feature and standard feature whether identical decision procedure.
The loudspeaker and receiver that loudspeaker, receiver manufacturer can treat the batch dispatched from the factory according to standard feature carry out polarity inspection
Survey, it is identical with the polarity of receiver to ensure to install loudspeaker on the same device.
Fig. 2 is loudspeaker shown in an example according to an exemplary embodiment and the stream of receiver polarity detection method
Cheng Tu.As shown in Fig. 2 this method can also include step S21 to step S27.
In the step s 21, control standard sample plays test sound wave, and standard sample includes standard receiver or standard loudspeaker
.
As an example of the present embodiment, the polarity of standard receiver and standard horn is identical, can be with it is to be measured
It is that product is produced with batch and detect qualified loudspeaker or receiver or be exclusively used in the loudspeaker or receiver of test.
In step S22, the second sound wave that standard sample is exported according to test sound wave is obtained.
Wherein, the second sound wave may be sine wave, it is also possible to be the complex wave of multiple sine-wave superimposeds.
In a kind of possible implementation, step S22 can include：The test played by microphone to standard sample
Sound wave is recorded, and get standard samples the second sound wave exported according to test sound wave.
In step S23, the fisrt feature of the second sound wave is obtained, and it is special using the fisrt feature of the second sound wave as standard
Levy.
In a kind of possible implementation, the initial vibration direction of the second sound wave can be regard as standard feature.
, can be special as standard using the initial vibration direction of the second sound wave and amplitude in alternatively possible implementation
Levy.
Although it should be noted that describing standard using the initial vibration direction of the second sound wave and/or amplitude as example
Feature as above, it is understood by one of ordinary skill in the art that the disclosure answers not limited to this.In fact, tester completely can basis
Practical application scene flexibly sets fisrt feature.
In step s 24, product to be measured is controlled to play test sound wave, product to be measured includes receiver and loudspeaker.
Wherein, the description to step S11 is seen above to step S24.
In step s 25, the first sound wave that product to be measured is exported according to test sound wave is obtained.
Wherein, the description to step S12 is seen above to step S25.
In step S26, the fisrt feature of the first sound wave is obtained.
Wherein, the description to step S13 is seen above to step S26.
In step s 27, in the case of the fisrt feature and standard feature identical of the first sound wave, product inspection to be measured is determined
It is qualified to survey.
Wherein, the description to step S14 is seen above to step S27.
Loudspeaker and receiver polarity detection method that the present embodiment is provided, obtain loudspeaker and receiver is exported according to test sound wave
The first sound wave fisrt feature, judge fisrt feature and standard feature identical loudspeaker and receiver as certified products, it is qualified to detect
Loudspeaker and receiver there is identical polarity so that the receiver and loudspeaker installed in equipment have identical polarity.
Fig. 3 is the block diagram of a kind of loudspeaker according to an exemplary embodiment and receiver device for detecting polarity.Shown in Fig. 3
Device can be used for service chart 1 and loudspeaker and receiver polarity detection method shown in Fig. 2.For convenience of description, in figure 3 only
Show part related to the present embodiment.As shown in figure 3, the device can include：Test sound wave playing module 301, first
Sound wave acquisition module 302, fisrt feature acquisition module 303 and qualification determination module 304.The test sound wave playing module 301, quilt
It is configured to control product to be measured to play test sound wave, product to be measured includes receiver and loudspeaker.The first sound wave acquisition module 302,
It is configured as obtaining the first sound wave that product to be measured is exported according to test sound wave.The fisrt feature acquisition module 303, is configured as
Obtain the fisrt feature of the first sound wave.The qualification determination module 304, is configured as the fisrt feature in the first sound wave and standard spy
Levy in the case of identical, determine that Product checking to be measured is qualified.
Fig. 4 is the frame of a kind of loudspeaker according to an example of an exemplary embodiment and receiver device for detecting polarity
Figure.
In a kind of possible implementation, as shown in figure 4, fisrt feature acquisition module 303 can include：First obtains
Submodule 3031, first acquisition submodule 3031 is configured as entering by the test sound wave that microphone plays product to be measured
Row recording, obtains the first sound wave that product to be measured is exported according to test sound wave.
In a kind of possible implementation, as shown in figure 4, the device can also include：Standing acoustic waves playing module 305
Second sound wave acquisition module 306 and standard feature acquisition module 307.The standing acoustic waves playing module 305, is configured as control mark
Quasi- sample plays test sound wave, and standard sample includes standard receiver or standard horn.The second sound wave acquisition module 306, quilt
It is configured to obtain the second sound wave that standard sample is exported according to test sound wave.The standard feature acquisition module 307, is configured as obtaining
The fisrt feature of the second sound wave is taken, and regard the fisrt feature of the second sound wave as standard feature.
On the device in above-described embodiment, wherein modules perform the concrete mode of operation in relevant this method
Embodiment in be described in detail, explanation will be not set forth in detail herein.
Although it should be noted that describing loudspeaker and receiver device for detecting polarity using above-described embodiment as example such as
On, it is understood by one of ordinary skill in the art that the disclosure answers not limited to this.In fact, user completely can according to personal like and/
Or practical application scene flexibly sets each module, as long as meeting the technical scheme of the disclosure.
Loudspeaker and receiver device for detecting polarity that the present embodiment is provided, obtain loudspeaker and receiver is exported according to test sound wave
The first sound wave fisrt feature, judge fisrt feature and standard feature identical loudspeaker and receiver as certified products, it is qualified to detect
Loudspeaker and receiver there is identical polarity so that the receiver and loudspeaker installed in equipment have identical polarity.
Fig. 5 is a kind of block diagram for loudspeaker and receiver device for detecting polarity 800 according to an exemplary embodiment.
For example, device 800 can be mobile phone, computer, digital broadcast terminal, messaging devices, game console, flat board is set
It is standby, Medical Devices, body-building equipment, personal digital assistant etc..
Reference picture 5, device 800 can include following one or more assemblies：Processing assembly 802, memory 804, power supply
Component 806, multimedia groupware 808, audio-frequency assembly 810, the interface 812 of input/output (I/O), sensor cluster 814, and
Communication component 816.
The integrated operation of the usual control device 800 of processing assembly 802, such as with display, call, data communication, phase
Machine operates the operation associated with record operation.Processing assembly 802 can refer to including one or more processors 820 to perform
Order, to complete all or part of step of above-mentioned method.In addition, processing assembly 802 can include one or more modules, just
Interaction between processing assembly 802 and other assemblies.For example, processing assembly 802 can include multi-media module, it is many to facilitate
Interaction between media component 808 and processing assembly 802.
Memory 804 is configured as storing various types of data supporting the operation in device 800.These data are shown
Example includes the instruction of any application program or method for being operated on device 800, and contact data, telephone book data disappears
Breath, picture, video etc..Memory 804 can be by any kind of volatibility or non-volatile memory device or their group
Close and realize, such as static RAM (SRAM), Electrically Erasable Read Only Memory (EEPROM) is erasable to compile
Journey read-only storage (EPROM), programmable read only memory (PROM), read-only storage (ROM), magnetic memory, flash
Device, disk or CD.
Power supply module 806 provides electric power for the various assemblies of device 800.Power supply module 806 can include power management system
System, one or more power supplys, and other components associated with generating, managing and distributing electric power for device 800.
Multimedia groupware 808 is included in the screen of one output interface of offer between described device 800 and user.One
In a little embodiments, screen can include liquid crystal display (LCD) and touch panel (TP).If screen includes touch panel, screen
Curtain may be implemented as touch-screen, to receive the input signal from user.Touch panel includes one or more touch sensings
Device is with the gesture on sensing touch, slip and touch panel.The touch sensor can not only sensing touch or sliding action
Border, but also detection touches or slide related duration and pressure with described.In certain embodiments, many matchmakers
Body component 808 includes a front camera and/or rear camera.When device 800 be in operator scheme, such as screening-mode or
During video mode, front camera and/or rear camera can receive the multi-medium data of outside.Each front camera and
Rear camera can be a fixed optical lens system or with focusing and optical zoom capabilities.
Audio-frequency assembly 810 is configured as output and/or input audio signal.For example, audio-frequency assembly 810 includes a Mike
Wind (MIC), when device 800 be in operator scheme, when such as call model, logging mode and speech recognition mode, microphone by with
It is set to reception external audio signal.The audio signal received can be further stored in memory 804 or via communication set
Part 816 is sent.In certain embodiments, audio-frequency assembly 810 also includes a loudspeaker, for exports audio signal.
I/O interfaces 812 is provide interface between processing assembly 802 and peripheral interface module, above-mentioned peripheral interface module can
To be keyboard, click wheel, button etc..These buttons may include but be not limited to：Home button, volume button, start button and lock
Determine button.
Sensor cluster 814 includes one or more sensors, and the state for providing various aspects for device 800 is commented
Estimate.For example, sensor cluster 814 can detect opening/closed mode of device 800, the relative positioning of component is for example described
Component is the display and keypad of device 800, and sensor cluster 814 can be with 800 1 components of detection means 800 or device
Position change, the existence or non-existence that user contacts with device 800, the orientation of device 800 or acceleration/deceleration and device 800
Temperature change.Sensor cluster 814 can include proximity transducer, be configured to detect in not any physical contact
The presence of neighbouring object.Sensor cluster 814 can also include optical sensor, such as CMOS or ccd image sensor, for into
As being used in application.In certain embodiments, the sensor cluster 814 can also include acceleration transducer, gyro sensors
Device, Magnetic Sensor, pressure sensor or temperature sensor.
Communication component 816 is configured to facilitate the communication of wired or wireless way between device 800 and other equipment.Device
800 can access the wireless network based on communication standard, such as WiFi, 2G or 3G, or combinations thereof.In an exemplary implementation
In example, communication component 816 receives broadcast singal or broadcast related information from external broadcasting management system via broadcast channel.
In one exemplary embodiment, the communication component 816 also includes near-field communication (NFC) module, to promote junction service.Example
Such as, NFC module can be based on radio frequency identification (RFID) technology, Infrared Data Association (IrDA) technology, ultra wide band (UWB) technology,
Bluetooth (BT) technology and other technologies are realized.
In the exemplary embodiment, device 800 can be believed by one or more application specific integrated circuits (ASIC), numeral
Number processor (DSP), digital signal processing appts (DSPD), PLD (PLD), field programmable gate array
(FPGA), controller, microcontroller, microprocessor or other electronic components are realized, for performing the above method.
In the exemplary embodiment, a kind of non-transitorycomputer readable storage medium including instructing, example are additionally provided
Such as include the memory 804 of instruction, above-mentioned instruction can be performed to complete the above method by the processor 820 of device 800.For example,
The non-transitorycomputer readable storage medium can be ROM, random access memory (RAM), CD-ROM, tape, floppy disk
With optical data storage devices etc..
Those skilled in the art will readily occur to its of the disclosure after considering specification and putting into practice invention disclosed herein
Its embodiment.The application is intended to any modification, purposes or the adaptations of the disclosure, these modifications, purposes or
Person's adaptations follow the general principle of the disclosure and including the undocumented common knowledge in the art of the disclosure
Or conventional techniques.Description and embodiments are considered only as exemplary, and the true scope of the disclosure and spirit are by following
Claim is pointed out.
It should be appreciated that the precision architecture that the disclosure is not limited to be described above and is shown in the drawings, and
And various modifications and changes can be being carried out without departing from the scope.The scope of the present disclosure is only limited by appended claim.
Claims (10)
1. a kind of loudspeaker and receiver polarity detection method, it is characterised in that including：
Product to be measured is controlled to play test sound wave, the product to be measured includes receiver and loudspeaker；
Obtain the first sound wave that the product to be measured is exported according to the test sound wave；
Obtain the fisrt feature of first sound wave；
In the case of the fisrt feature and standard feature identical of first sound wave, determine that the Product checking to be measured is qualified.
2. according to the method described in claim 1, it is characterised in that obtain the product to be measured and exported according to the test sound wave
The first sound wave, including：
The test sound wave played by microphone to the product to be measured is recorded, and is obtained the product to be measured and is surveyed according to described
Try the first sound wave of sound wave output.
3. according to the method described in claim 1, it is characterised in that also include：
Standard sample is controlled to play test sound wave, the standard sample includes standard receiver or standard horn；
Obtain the second sound wave that the standard sample is exported according to the test sound wave；
The fisrt feature of second sound wave is obtained, and regard the fisrt feature of second sound wave as the standard feature.
4. method as claimed in any of claims 1 to 3, it is characterised in that the fisrt feature includes initially shaking
Dynamic direction.
5. according to the method described in claim 1, it is characterised in that obtain the product to be measured and exported according to the test sound wave
The first sound wave, including：
In the case where the product to be measured can export sound, output of the product to be measured according to the test sound wave is obtained
The first sound wave.
6. a kind of loudspeaker and receiver device for detecting polarity, it is characterised in that including：
Test sound wave playing module, for controlling product to be measured to play test sound wave, the product to be measured includes receiver and loudspeaker；
First sound wave acquisition module, for obtaining the first sound wave that the product to be measured is exported according to the test sound wave；
Fisrt feature acquisition module, the fisrt feature for obtaining first sound wave；
Qualification determination module, in the case of the fisrt feature of first sound wave and standard feature identical, it is determined that described
Product checking to be measured is qualified.
7. device according to claim 6, it is characterised in that the first sound wave acquisition module includes：
First acquisition submodule, the test sound wave for being played by microphone to the product to be measured is recorded, and obtains institute
State the first sound wave that product to be measured is exported according to the test sound wave.
8. device according to claim 6, it is characterised in that also include：
Standing acoustic waves playing module, for control standard sample play test sound wave, the standard sample include standard receiver or
Person's standard horn；
Second sound wave acquisition module, for obtaining the second sound wave that the standard sample is exported according to the test sound wave；
Standard feature acquisition module, the fisrt feature for obtaining second sound wave, and it is special by the first of second sound wave
Levy as the standard feature.
9. the device according to any one in claim 6 to 8, it is characterised in that the fisrt feature includes initially shaking
Dynamic direction.
10. a kind of loudspeaker and receiver device for detecting polarity, it is characterised in that including：
Processor；
Memory for storing processor-executable instruction；
Wherein, the processor is configured as：
Product to be measured is controlled to play test sound wave, the product to be measured includes receiver and loudspeaker；
Obtain the first sound wave that the product to be measured is exported according to the test sound wave；
Obtain the fisrt feature of first sound wave；
In the case of the fisrt feature and standard feature identical of first sound wave, determine that the Product checking to be measured is qualified.
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| CN201710409277.3A CN107172557B (en) | 2017-06-02 | 2017-06-02 | Method and device for detecting polarity of loudspeaker and receiver |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111065038A (en) * | 2019-12-31 | 2020-04-24 | 深圳市潮流网络技术有限公司 | Method for detecting polarity of loudspeaker of multi-loudspeaker equipment, corresponding equipment and conference system |
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| CN104062542A (en) * | 2014-06-24 | 2014-09-24 | 中山市天键电声有限公司 | Loudspeaker polarity detection device |
| CN106028248A (en) * | 2016-08-08 | 2016-10-12 | 广州视源电子科技股份有限公司 | Loudspeaker polarity detection method and device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111065038A (en) * | 2019-12-31 | 2020-04-24 | 深圳市潮流网络技术有限公司 | Method for detecting polarity of loudspeaker of multi-loudspeaker equipment, corresponding equipment and conference system |
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