CN105246015A - Electronic device and method and system for detecting loudspeaker sound source thereof - Google Patents
Electronic device and method and system for detecting loudspeaker sound source thereof Download PDFInfo
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- CN105246015A CN105246015A CN201510765505.1A CN201510765505A CN105246015A CN 105246015 A CN105246015 A CN 105246015A CN 201510765505 A CN201510765505 A CN 201510765505A CN 105246015 A CN105246015 A CN 105246015A
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Abstract
The invention provides an electronic device and a method and a system for detecting a loudspeaker sound source thereof. The detection method comprises the following steps: collecting a specified sound source played by an electronic device loudspeaker to form an audio signal; obtaining an audio parameter of the collected audio signal; comparing and analyzing the obtained audio parameter of the audio signal with a pre-stored audio parameter of the specified sound source, judging whether a difference of the obtained audio parameter of the audio signal and the audio parameter of the specified sound source is within a preset range, if so, the specified sound source played by the electronic device loudspeaker conforms to the requirements, and if not, the specified sound source played by the electronic device loudspeaker does not conform to the requirements. According to the detection method provided by the invention, whether a cracking voice is generated by the loudspeaker when playing a sound source can be detected just by collecting the sound source played by the loudspeaker without manual subjective judgment, so that the detection efficiency and the accuracy of a detection result are effectively improved.
Description
Technical field
The present invention relates to a kind of detection technique field of electronic equipment, particularly relate to detection method and the system of a kind of electronic equipment and loud speaker source of sound thereof.
Background technology
Mobile phone is a kind of conventional mobile terminal, along with the raising of mobile phone popularity rate, the desired value of people to mobile phone performance requirement is more and more higher, mobile phone not only becomes the indispensable means of communication that people carry with, more as a kind of have amusement or pastime class electronic product and use, thus the mobile phone of humanization designing has become all kinds of crowd work, life, social indispensable competent assistant, and then proposes more requirement to the performance of mobile phone.
We are when carrying out mobile phone test work, whether mobile phone speaker is existed to the correct judgement of unsweet sound phenomenon when playing source of sound, annoying us always, because our current method of testing mainly still leans on our artificial subjective listening to and judge, so the result of test judgement also varies with each individual, the even completely imperceptible existence whether having distorsion of somebody.
How whether there is distorsion when playing source of sound by intelligent means detection of handset loud speaker is those skilled in the art's technical problems urgently to be resolved hurrily.
Summary of the invention
The shortcoming of prior art in view of the above, the object of the present invention is to provide detection method and the system of a kind of electronic equipment and loud speaker source of sound thereof, whether there is distorsion for detection of handset loud speaker when playing source of sound.
For achieving the above object and other relevant objects, the invention provides a kind of detection method of electronic equipment loud speaker source of sound, described detection method comprises: gather the appointment source of sound that electronic equipment loud speaker plays out and form audio signal; Obtain the audio frequency parameter of the described audio signal collected; The audio frequency parameter of the audio frequency parameter of the described audio signal obtained with the described appointment source of sound prestored is analyzed, whether the difference between the audio frequency parameter judging the described audio signal obtained and the audio frequency parameter of described appointment source of sound prestored is in preset range, if, the appointment source of sound that then described electronic equipment loud speaker plays out meets the requirements, if not, then the appointment source of sound that plays out of described electronic equipment loud speaker is undesirable.
Preferably, gather by Mike the appointment source of sound that electronic equipment loud speaker plays out.
Preferably, described audio frequency parameter comprises the one or more combination in audio signal voltage, audio signal frequency, audio signal signal to noise ratio, audio signal harmonic parameters.
Preferably, described detection method also comprises: the appointment source of sound played out described electronic equipment loud speaker meets the requirements or undesirablely to show.
For achieving the above object, the present invention also provides a kind of detection system of electronic equipment loud speaker source of sound, and the detection system of described electronic equipment loud speaker source of sound comprises: detection module, gathers the appointment source of sound formation audio signal that electronic equipment loud speaker plays out; Audio frequency parameter acquisition module, is connected with described detection module, for obtaining the audio frequency parameter of the described audio signal collected; Comparative analysis module, be connected with described audio frequency parameter acquisition module, for the audio frequency parameter of the audio frequency parameter of the described audio signal obtained with the described appointment source of sound prestored is analyzed, whether the difference between the audio frequency parameter judging the described audio signal obtained and the audio frequency parameter of described appointment source of sound prestored is in preset range, if, the appointment source of sound that then described electronic equipment loud speaker plays out meets the requirements, if not, then the appointment source of sound that plays out of described electronic equipment loud speaker is undesirable.
Preferably, described detection module gathers by Mike the appointment source of sound that electronic equipment loud speaker plays out.
Preferably, described audio frequency parameter comprises the one or more combination in audio signal voltage, audio signal frequency, audio signal signal to noise ratio, audio signal harmonic parameters.
Preferably, the detection system of described electronic equipment loud speaker source of sound also comprises: display module, is connected with described comparative analysis module, and the appointment source of sound for playing out described electronic equipment loud speaker meets the requirements or undesirablely to show.
For achieving the above object, the present invention also provides a kind of electronic equipment, and described electronic equipment comprises the detection system of electronic equipment loud speaker source of sound as above.
Preferably, described electronic equipment is smart mobile phone or panel computer.
As mentioned above, the detection method of electronic equipment of the present invention and loud speaker source of sound thereof and system, have following beneficial effect:
The appointment source of sound formation audio signal that the present invention plays out by gathering electronic equipment loud speaker, then the audio frequency parameter of the described audio signal collected is obtained, and the audio frequency parameter of the audio frequency parameter of the described audio signal obtained with the described appointment source of sound prestored is analyzed, whether the difference between the audio frequency parameter judging the described audio signal obtained and the audio frequency parameter of described appointment source of sound prestored is in preset range, if, the appointment source of sound that then described electronic equipment loud speaker plays out meets the requirements, if not, then the appointment source of sound that plays out of described electronic equipment loud speaker is undesirable.So the present invention only needs to gather the source of sound that plays out of loud speaker, whether distorsion can be detected when source of sound play by loud speaker, does not need to remove subjective determination artificially, effectively improve the accuracy of detection efficiency and testing result.In addition, the present invention is simply efficient, has stronger practicality.
Accompanying drawing explanation
Fig. 1 is shown as the flow chart of the detection method of electronic equipment loud speaker source of sound of the present invention.
Fig. 2 is shown as a kind of execution mode schematic diagram of the theory diagram of the detection system of electronic equipment loud speaker source of sound of the present invention.
Fig. 3 is shown as the another kind of execution mode schematic diagram of the theory diagram of the detection system of electronic equipment loud speaker source of sound of the present invention.
Fig. 4 is shown as a kind of execution mode schematic diagram of the theory diagram of electronic equipment of the present invention.
Element numbers explanation
The detection system of 1 electronic equipment loud speaker source of sound
11 detection modules
12 audio frequency parameter acquisition modules
13 comparative analysis modules
14 display modules
2 electronic equipments
S11 ~ S15 step
Embodiment
Below by way of specific instantiation, embodiments of the present invention are described, those skilled in the art the content disclosed by this specification can understand other advantages of the present invention and effect easily.The present invention can also be implemented or be applied by embodiments different in addition, and the every details in this specification also can based on different viewpoints and application, carries out various modification or change not deviating under spirit of the present invention.
It should be noted that, the diagram provided in the present embodiment only illustrates basic conception of the present invention in a schematic way, then only the assembly relevant with the present invention is shown in graphic but not component count, shape and size when implementing according to reality is drawn, it is actual when implementing, and the kenel of each assembly, quantity and ratio can be a kind of change arbitrarily, and its assembly layout kenel also may be more complicated.
The object of the present embodiment is the detection method and the system that provide a kind of electronic equipment and loud speaker source of sound thereof, whether there is distorsion for detection of handset loud speaker when playing source of sound.To a kind of electronic equipment of the present embodiment and the detection method of loud speaker source of sound thereof and the principle of system and execution mode be elaborated below, make those skilled in the art not need creative work can understand a kind of electronic equipment of the present embodiment and the detection method of loud speaker source of sound thereof and system.
The present embodiment provides detection method and the system of a kind of electronic equipment and loud speaker source of sound thereof, and in the implementation of reality, described electronic equipment is such as smart mobile phone, panel computer, notebook computer etc. have the electronic equipment of screen.In the present embodiment, temporarily for described electronic equipment for smart mobile phone is described.Described smart mobile phone is such as installing Android operation system or iOS operating system, or the smart mobile phone of the operating system such as PalmOS, Symbian (Saipan) or BlackBerry (blackberry, blueberry) OS, WindowsPhone.Described smart mobile phone has touch display screen.
Wherein, described touch display screen provides output interface and input interface between equipment and user simultaneously.Touch display screen controller receive/send from/go to the signal of telecommunication of touch display screen.This touch display screen then exports to user's display of visually.This visual output can comprise text, figure, video and combination in any thereof.Some or all visual output can be corresponding with user-interface object, are described hereinafter by its more details.
Touch display screen also accepts the input of user based on sense of touch and/or tactile contact.This touch display screen forms the touch sensitive surface that accepts user's input.This touch display screen and touch display screen controller (together with the module that is associated any in memory and/or instruction set) detect contacting on touch display screen (and any movement of described touch or interruption), and it is mutual the contact transformation detected to be become with the user interface object of the such as one or more soft-key buttons be presented on touch display screen and so on.In one exemplary embodiment, the contact point between touch display screen and user corresponds to one or more fingers of user.This touch display screen can use LCD (liquid crystal display) technology or LPD (light emitting polymer displays) technology, but can use other Display Techniques in other embodiments.Touch display screen and touch display screen controller can use any one in multiple Touch technologies to detect and contact and mobile or interruption, these Touch technologies include but not limited to electric capacity, resistance, infrared and surface acoustic wave techniques, and other proximity sensor arrays, or for determining the other technologies of the one or more points contacted with touch display screen.User can use any suitable object or accessory, and such as stylus, finger etc. contact touch display screen.
Described contact/motion module detects the contact with touch display screen together with touch display screen controller.This contact/motion module comprises the various component softwares for performing the various operations be associated with the contact detection with touch display screen, described operational example comes in contact as determined whether, determine whether this contact moves, and the movement on tracking touch display screen, and determine whether this contact is interrupted (namely whether stopping contact).Determine that the operation of contact point movement can comprise speed (amplitude), speed (amplitude and direction) and/or the acceleration (comprising amplitude and/or direction) determining contact point.In certain embodiments, contact/motion module also detects contacting on touch pad with touch display screen controller.The touch-screen of described smart mobile phone can show touch key-press, described touch key-press can be such as virtual key that the application software be loaded in system provides, namely key interface that touch display screen shows or UI interface is utilized to carry out the soft button (or virtual key) of button operation, describedly comprise touch recognition chip, with the associated driver circuitry of described touch recognition chip, carry out with microprocessor the I/O interface circuit that communicates, and for the LED that lights the multiple icon of button and multiple icon display window, wait assembly.Wherein, the input and output peripheral hardware of equipment is couple to CPU and memory by I/O interface circuit.Described one or more processor runs various storage software program in memory and/or instruction set, so that the various functions of actuating equipment, and processes data.In certain embodiments, interface circuit, CPU and Memory Controller at one single chip, chip such as, can realize.And in some other embodiment, they may realize in multiple separate chip.
Refer to Fig. 1, be shown as the flow chart of the detection method of electronic equipment loud speaker source of sound of the present invention, as shown in Figure 1, described unlock method comprises the following steps:
Step S11, gathers the appointment source of sound formation audio signal that electronic equipment loud speaker plays out.
Step S12, obtains the audio frequency parameter of the described audio signal collected.
Step S13, the audio frequency parameter of the audio frequency parameter of the described audio signal obtained with the described appointment source of sound prestored is analyzed, whether the difference between the audio frequency parameter judging the described audio signal obtained and the audio frequency parameter of described appointment source of sound prestored is in preset range, if, then perform step S14, if not, then step S15 is performed.
Step S14, the appointment source of sound that described electronic equipment loud speaker plays out meets the requirements.
Step S15, the appointment source of sound that described electronic equipment loud speaker plays out is undesirable.
Below step S11 is described in detail to step S15.
Step S11, gathers the appointment source of sound that electronic equipment loud speaker plays out and forms audio signal, particularly, in the present embodiment, gathers by Mike the appointment source of sound that electronic equipment loud speaker plays out.
Step S12, obtains the audio frequency parameter of the described audio signal collected.Wherein, in the present embodiment, described audio frequency parameter comprises the one or more combination in audio signal voltage, audio signal frequency, audio signal signal to noise ratio, audio signal harmonic parameters.
Step S13, the audio frequency parameter of the audio frequency parameter of the described audio signal obtained with the described appointment source of sound prestored is analyzed, whether the difference between the audio frequency parameter judging the described audio signal obtained and the audio frequency parameter of described appointment source of sound prestored is in preset range, if, then perform step S14, if not, then step S15 is performed.
Particularly, in the present embodiment, by the audio signal voltage of the described audio signal of acquisition, audio signal frequency, audio signal signal to noise ratio, audio signal harmonic parameters and the audio signal voltage of described appointment source of sound prestored, audio signal frequency, audio signal signal to noise ratio, audio signal harmonic parameters is analyzed, at two audio signal voltages, two audio signal frequencies, two audio signal signal to noise ratios, any one difference between two audio signal harmonic parameters is not when preset range, can think that the appointment source of sound that electronic equipment loud speaker plays out exists distorsion, undesirable.When any one difference between two audio signal voltages, two audio signal frequencies, two audio signal signal to noise ratios, two audio signal harmonic parameters is all in preset range, can think that the appointment source of sound that electronic equipment loud speaker plays out does not exist distorsion, meet the requirements.So the detection method of the present embodiment only needs to gather the source of sound that plays out of loud speaker, whether distorsion can be detected when source of sound play by loud speaker, does not need to remove subjective determination artificially, effectively improve the accuracy of detection efficiency and testing result.
Step S14, the appointment source of sound that described electronic equipment loud speaker plays out meets the requirements.
Step S15, the appointment source of sound that described electronic equipment loud speaker plays out is undesirable.
In addition, in the present embodiment, described detection method also comprises: the appointment source of sound played out described electronic equipment loud speaker meets the requirements or undesirablely to show, and wherein, can carry out showing or showing with different colours with word or character.
The present invention also provides a kind of detection system of electronic equipment loud speaker source of sound, in the present embodiment, described electronic equipment is such as the portable electric appts such as smart mobile phone, panel computer, the hardware that described electronic equipment comprises comprises CPU (central processing unit), memory (being such as FLASH memory), microphone, loud speaker, touch-screen (also known as touch-sensitive display panel or touching display screen), player, voicefrequency circuit, wireless communication module, system bus and input/output port etc.
Refer to Fig. 2, be shown as the theory diagram of the detection system 1 of electronic equipment loud speaker source of sound of the present invention, as shown in Figure 2, the detection system 1 of described electronic equipment loud speaker source of sound comprises: detection module 11, audio frequency parameter acquisition module 12 and comparative analysis module 13.
Below to described detection module 11, described audio frequency parameter acquisition module 12 is described in detail with described comparative analysis module 13.
In the present embodiment, described detection module 11 gathers the appointment source of sound formation audio signal that electronic equipment loud speaker plays out; Particularly, in the present embodiment, described detection module 11 gathers by Mike the appointment source of sound that electronic equipment loud speaker plays out.
In the present embodiment, described audio frequency parameter acquisition module 12 is connected with described detection module 11, for obtaining the audio frequency parameter of the described audio signal collected.Wherein, in the present embodiment, described audio frequency parameter comprises the one or more combination in audio signal voltage, audio signal frequency, audio signal signal to noise ratio, audio signal harmonic parameters.
In the present embodiment, described comparative analysis module 13 is connected with described audio frequency parameter acquisition module 12, for the audio frequency parameter of the audio frequency parameter of the described audio signal obtained with the described appointment source of sound prestored is analyzed, whether the difference between the audio frequency parameter judging the described audio signal obtained and the audio frequency parameter of described appointment source of sound prestored is in preset range, if, the appointment source of sound that then described electronic equipment loud speaker plays out meets the requirements, if not, then the appointment source of sound that plays out of described electronic equipment loud speaker is undesirable.
Particularly, in the present embodiment, described comparative analysis module 13 is by the audio signal voltage of the described audio signal of acquisition, audio signal frequency, audio signal signal to noise ratio, audio signal harmonic parameters and the audio signal voltage of described appointment source of sound prestored, audio signal frequency, audio signal signal to noise ratio, audio signal harmonic parameters is analyzed, at two audio signal voltages, two audio signal frequencies, two audio signal signal to noise ratios, any one difference between two audio signal harmonic parameters is not when preset range, can think that the appointment source of sound that electronic equipment loud speaker plays out exists distorsion, undesirable.When any one difference between two audio signal voltages, two audio signal frequencies, two audio signal signal to noise ratios, two audio signal harmonic parameters is all in preset range, can think that the appointment source of sound that electronic equipment loud speaker plays out does not exist distorsion, meet the requirements.So the detection system of the present embodiment only needs to gather the source of sound that plays out of loud speaker, automatically can to detect when source of sound play by loud speaker whether distorsion, not need to remove subjective determination artificially, effectively improve the accuracy of detection efficiency and testing result.
In addition, in the present embodiment, as shown in Figure 3, the detection system 1 of described electronic equipment loud speaker source of sound also comprises: display module 14, be connected with described comparative analysis module 13, the appointment source of sound for playing out described electronic equipment loud speaker meets the requirements or undesirablely to show.Wherein, wherein said display module 14 can be LCDs, can carry out showing or showing with different colours with word or character.
In addition, as shown in Figure 4, the present embodiment also provides a kind of electronic equipment 2, and described electronic equipment 2 comprises the detection system 1 of electronic equipment loud speaker source of sound as above, the present embodiment has been described in detail the detection system 1 of described electronic equipment loud speaker source of sound, does not repeat them here.
In the present embodiment, described electronic equipment 2 is smart mobile phone or panel computer etc.
In sum, the appointment source of sound formation audio signal that the present invention plays out by gathering electronic equipment loud speaker, then the audio frequency parameter of the described audio signal collected is obtained, and the audio frequency parameter of the audio frequency parameter of the described audio signal obtained with the described appointment source of sound prestored is analyzed, whether the difference between the audio frequency parameter judging the described audio signal obtained and the audio frequency parameter of described appointment source of sound prestored is in preset range, if, the appointment source of sound that then described electronic equipment loud speaker plays out meets the requirements, if not, then the appointment source of sound that plays out of described electronic equipment loud speaker is undesirable.So the present invention only needs to gather the source of sound that plays out of loud speaker, whether distorsion can be detected when source of sound play by loud speaker, does not need to remove subjective determination artificially, effectively improve the accuracy of detection efficiency and testing result.In addition, the present invention is simply efficient, has stronger practicality.So the present invention effectively overcomes various shortcoming of the prior art and tool high industrial utilization.
Above-described embodiment is illustrative principle of the present invention and effect thereof only, but not for limiting the present invention.Any person skilled in the art scholar all without prejudice under spirit of the present invention and category, can modify above-described embodiment or changes.Therefore, such as have in art usually know the knowledgeable do not depart from complete under disclosed spirit and technological thought all equivalence modify or change, must be contained by claim of the present invention.
Claims (10)
1. a detection method for electronic equipment loud speaker source of sound, is characterized in that, described detection method comprises:
Gather the appointment source of sound formation audio signal that electronic equipment loud speaker plays out;
Obtain the audio frequency parameter of the described audio signal collected;
The audio frequency parameter of the audio frequency parameter of the described audio signal obtained with the described appointment source of sound prestored is analyzed, whether the difference between the audio frequency parameter judging the described audio signal obtained and the audio frequency parameter of described appointment source of sound prestored is in preset range, if, the appointment source of sound that then described electronic equipment loud speaker plays out meets the requirements, if not, then the appointment source of sound that plays out of described electronic equipment loud speaker is undesirable.
2. the detection method of electronic equipment loud speaker source of sound according to claim 1, is characterized in that: gather by Mike the appointment source of sound that electronic equipment loud speaker plays out.
3. the detection method of electronic equipment loud speaker source of sound according to claim 2, is characterized in that: described audio frequency parameter comprises the one or more combination in audio signal voltage, audio signal frequency, audio signal signal to noise ratio, audio signal harmonic parameters.
4. the detection method of the electronic equipment loud speaker source of sound according to claim 1,2 or 3, is characterized in that: described detection method also comprises: the appointment source of sound played out described electronic equipment loud speaker meets the requirements or undesirablely to show.
5. a detection system for electronic equipment loud speaker source of sound, is characterized in that, the detection system of described electronic equipment loud speaker source of sound comprises:
Detection module, gathers the appointment source of sound formation audio signal that electronic equipment loud speaker plays out;
Audio frequency parameter acquisition module, is connected with described detection module, for obtaining the audio frequency parameter of the described audio signal collected;
Comparative analysis module, be connected with described audio frequency parameter acquisition module, for the audio frequency parameter of the audio frequency parameter of the described audio signal obtained with the described appointment source of sound prestored is analyzed, whether the difference between the audio frequency parameter judging the described audio signal obtained and the audio frequency parameter of described appointment source of sound prestored is in preset range, if, the appointment source of sound that then described electronic equipment loud speaker plays out meets the requirements, if not, then the appointment source of sound that plays out of described electronic equipment loud speaker is undesirable.
6. the detection system of electronic equipment loud speaker source of sound according to claim 5, is characterized in that: detection module gathers by Mike the appointment source of sound that electronic equipment loud speaker plays out.
7. the detection system of electronic equipment loud speaker source of sound according to claim 5, is characterized in that: described audio frequency parameter comprises the one or more combination in audio signal voltage, audio signal frequency, audio signal signal to noise ratio, audio signal harmonic parameters.
8. the detection system of the electronic equipment loud speaker source of sound according to claim 5,6 or 7, it is characterized in that: the detection system of described electronic equipment loud speaker source of sound also comprises: display module, be connected with described comparative analysis module, the appointment source of sound for playing out described electronic equipment loud speaker meets the requirements or undesirablely to show.
9. an electronic equipment, is characterized in that, described electronic equipment comprises the detection system of the electronic equipment loud speaker source of sound as described in claim 5 to the arbitrary claim of claim 8.
10. electronic equipment according to claim 9, is characterized in that: described electronic equipment is smart mobile phone or panel computer.
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| CN110636428A (en) * | 2018-06-21 | 2019-12-31 | 杭州海康威视数字技术股份有限公司 | Audio fault detection method and system |
| CN109326304A (en) * | 2018-11-07 | 2019-02-12 | 浩云科技股份有限公司 | A kind of intercommunication panel self checking method |
| CN112530420A (en) * | 2020-10-30 | 2021-03-19 | 联想(北京)有限公司 | Control method, electronic device and storage medium |
| CN112530420B (en) * | 2020-10-30 | 2024-06-18 | 联想(北京)有限公司 | Control method, electronic equipment and storage medium |
| CN115658002A (en) * | 2022-12-26 | 2023-01-31 | 南京芯驰半导体科技有限公司 | Audio playing method and device of vehicle system, electronic equipment and storage medium |
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