CN102780797A - Mobile telephone and correction method of internal electroacoustic component thereof - Google Patents
Mobile telephone and correction method of internal electroacoustic component thereof Download PDFInfo
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- CN102780797A CN102780797A CN201210191763XA CN201210191763A CN102780797A CN 102780797 A CN102780797 A CN 102780797A CN 201210191763X A CN201210191763X A CN 201210191763XA CN 201210191763 A CN201210191763 A CN 201210191763A CN 102780797 A CN102780797 A CN 102780797A
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Abstract
The invention discloses a mobile telephone and a correction method of an internal electroacoustic component of the mobile telephone. The mobile telephone comprises a native machine, a handfree earphone and a detection module. The correction method comprises the following steps that: the detection module turns on a voice frequency generator of the mobile telephone to generate a first voice frequency electric signal; the first voice frequency electric signal is converted into a first acoustical signal for displaying through an electrical-acoustical conversion component; the electrical-acoustical conversion component is placed near an acoustical-electrical conversion component, wherein the acoustical-electrical conversion component receives the first acoustical signal which is converted into a second voice frequency electric signal to be transmitted back to the detection module; and the detection module compares the difference of the first and second voice frequency electric signals, and judges whether the parameters of the internal electroacoustic component are within a preset range or not according to the comparison result, if so, 'normal' is displayed, if not, 'abnormal' is displayed, and the parameters of the internal electroacoustic component are adjusted. According to the invention, the internal electroacoustic component of the mobile telephone can be corrected at different sites to ensure stable sounding volume just by providing the portable standard handfree earphone without extra acoustic testing instrument.
Description
Technical field
The present invention relates in particular to a kind of bearing calibration of in-built electrical sound component of mobile phone relevant for a kind of bearing calibration of electroacoustic component.
Background technology
The volume of receiver, loud speaker, built-in microphone, earphone, outer microphone and frequency response (sound volume difference under each frequency) all need when design, to test the back by the engineer and set appropriate; The sound that suitable size could be arranged when conversing with other people, Yan Gengxu could go on the market cross volume and the frequency response of receiver, loud speaker, built-in microphone, earphone, outer microphone in the accredited laboratory authentication after with mobile phone.
But; Acoustic-electric conversion element or sound-electricity conversion devices such as receiver, loud speaker, built-in microphone, earphone, outer microphone, because of the variation of production routine, same element; Even in the same product batch number; Some produces more loud, some less sound, and this deviant is produced the back and just not too can be become.With the industry production technology, the range of variation of volume is+/-4dB to+/-2dB, require lower variation to represent production door and the price of Geng Gao, and volume production in fact can't compare+/-2dB is lower.Generally, the engineer can adjust foundation with standard component (golden sample) when setting audio parameter, adjusted improve parameter unification is established to all mobile phones.As far as mobile phone in the past; The assembly volume variation of receiver and built-in microphone causes this mobile phone to receive/give orders or instructions bigger or little sound at most; But build complicated echo cancellation (Echo cancellation) in mobile phone now is many and background noise is eliminated (noise cancellation) calculation function, this moment the acoustics transition components variation, the performance of these computings is just produced very big influence; For example if the volume of the receiver of A mobile phone or loud speaker is than the big 3dB of standard value; The sensitivity of built-in microphone is also than the big 3dB of standard value, so the echo that causes is just manyed 3+3=6dB than design load, this moment another extreme situation B mobile phone; If the volume that two assemblies are arranged is all than the little 3dB of standard value, then echo is just than the little 6dB of design load.Relatively A and B echo difference are up to 12dB, and a canonical parameter also can't let A and B mobile phone that the good sound performance is all arranged.
At present; One of the problems referred to above settling mode measures the volume of the receiver of each mobile phone, the volume of loud speaker, the sensitivity of built-in microphone on the product line, the sound measuring instrument being set, and the set point of revising is inserted; The mode of production that this once adopted for part manufacturer; But because of the acoustics measuring instrument is expensive, mobile phone maybe be in different location, the whole world, not even with client's plant produced; Can't require all factories all to buy instrument, so parameter correction is not done to the variation of the acoustic assembly of individual handset by most of factory.Therefore the research for the bearing calibration of receiver, loud speaker and the built-in microphone of mobile phone still is necessary.
Summary of the invention
Therefore; One of the object of the invention is to provide the bearing calibration of the built-in electroacoustic assembly of a kind of mobile phone and mobile phone; Do not need extra sound testing instrument, as long as light standard Handless is provided, just can proofread and correct by the built-in electroacoustic assembly to mobile phone in the different location; The volume of guaranteeing it is stable, and saves the cost of buying sound testing instrument.
For reaching above-mentioned purpose; The present invention provides a kind of bearing calibration of in-built electrical sound component of mobile phone; This action phone comprises this machine and Handless, and this in-built electrical sound component is positioned on this this machine, and this Handless is inserted in jack place corresponding on this this machine; This bearing calibration may further comprise the steps: detect the audio-frequency generator that module is opened this action phone, produce first audio electrical signal; This first audio electrical signal converts first voice signal to via sound-electricity conversion device and plays; This sound-electricity conversion device is placed near acoustic-electric conversion element, and this acoustic-electric conversion element receives this first voice signal and converts second audio electrical signal to passes this detection module back; And the difference that should detect this first audio electrical signal of module contrast and this second audio electrical signal, and whether the parameter of judging this in-built electrical sound component according to comparative result is in preset range, if this detection module displays is normal; If not, it is unusual that this detects module displays, and adjust the parameter of this in-built electrical sound component.Wherein when this acoustic-electric conversion element was this in-built electrical sound component of this action phone, this electroacoustic conversion elements was the external electroacoustic component of this action phone; When this acoustic-electric conversion element is the external electroacoustic component of this action phone, the in-built electrical sound component that this electroacoustic conversion elements is this action phone, and the external electroacoustic component of this action phone is this Handless, and this Handless is corrected standard component.
As optional technical scheme, if, the normal step of this detection module displays also comprise this in-built electrical sound component relatively parameter and this standard component parameter and with difference value relatively and deposit in this action phone correction parameter in as this standard component.
As optional technical scheme, this in-built electrical sound component is a built-in microphone, and this sound-electricity conversion device is the earphone of this Handless; This first audio electrical signal via the step that sound-electricity conversion device converts first voice signal and broadcast to is: this first audio electrical signal converts first voice signal and broadcast to via the earphone of this Handless; This sound-electricity conversion device is placed near this acoustic-electric conversion element; This acoustic-electric conversion element receives this first voice signal and converts second audio electrical signal to and passes the step of this detections module back and be: the earphone of this Handless is placed near this built-in microphone to preset distance, and this built-in microphone this first voice signal of reception also converts second audio electrical signal to and passes this detection module back.
As optional technical scheme, this in-built electrical sound component is built-in receiver, and this acoustic-electric conversion element is the microphone of this Handless; This first audio electrical signal via the step that sound-electricity conversion device converts first voice signal and broadcast to is: this first audio electrical signal converts this first voice signal to via this built-in receiver and plays; This sound-electricity conversion device is placed near this acoustic-electric conversion element to preset distance; This acoustic-electric conversion element receives this first voice signal and converts second audio electrical signal to and passes the step of this detections module back and be: with the microphone placement of this built-in receiver near this Handless, microphone this first voice signal of reception of this Handless also converts second audio electrical signal to and passes this detection module back.
As optional technical scheme, this in-built electrical sound component is a loud speaker, and this acoustic-electric conversion element is the microphone of this Handless; This first audio electrical signal via the step that sound-electricity conversion device converts first voice signal and broadcast to is: this first audio electrical signal converts this first voice signal to via this loud speaker and plays; This sound-electricity conversion device is placed near this acoustic-electric conversion element to preset distance; This acoustic-electric conversion element receives this first voice signal and converts second audio electrical signal to and passes the step of this detections module back and be: this loud speaker is placed near the microphone of this Handless, and microphone this first voice signal of reception of this Handless also converts second audio electrical signal to and passes this detection module back.
As optional technical scheme, this first audio electrical signal is a plurality of Frequency points between the 300Hz-400Hz.
As optional technical scheme, be built in this detection module in the integrated circuit or digital signal processor of this action phone.
The present invention also provides a kind of mobile phone, and this action phone comprises this machine, has the in-built electrical sound component on this this machine; Handless is the external electroacoustic component of this action phone, and this Handless is inserted in jack place corresponding on this this machine, and this Handless is corrected standard component; And be arranged at the detection module in this this machine.This detects the audio-frequency generator that module is opened this action phone, produces first audio electrical signal; This first audio electrical signal converts first voice signal to via sound-electricity conversion device and plays; Receive this first voice signal and convert second audio electrical signal near the acoustic-electric conversion element of this sound-electricity conversion device and pass this detection module back; This detects the difference of this first audio electrical signal of module contrast and this second audio electrical signal, and whether the parameter of judging this in-built electrical sound component according to comparative result is in preset range, if this detection module displays is normal; If not, it is unusual that this detects module displays, and adjust the parameter of this in-built electrical sound component.Wherein, when this acoustic-electric conversion element is this in-built electrical sound component of this action phone, this external electroacoustic component that this electroacoustic conversion elements is this action phone; When this acoustic-electric conversion element is this external electroacoustic component of this action phone, this in-built electrical sound component that this electroacoustic conversion elements is this action phone.
As optional technical scheme, if, the normal step of this detection module displays also comprise this in-built electrical sound component relatively parameter and this standard component parameter and with difference value relatively and deposit in this action phone correction parameter in as this standard component.
As optional technical scheme, this in-built electrical sound component is a built-in microphone, and this sound-electricity conversion device is the earphone of this Handless, and this acoustic-electric conversion element is this built-in microphone.
As optional technical scheme, this in-built electrical sound component is built-in receiver, and this acoustic-electric conversion element is the microphone of this Handless; Perhaps, this in-built electrical sound component is a loud speaker, and this acoustic-electric conversion element is the microphone of this Handless.
As optional technical scheme, be built in this detection module in the integrated circuit or digital signal processor of this action phone.
Compared with prior art; One of the object of the invention is to provide the bearing calibration of a kind of mobile phone and built-in electroacoustic assembly (comprising built-in receiver, built-in microphone and loud speaker) thereof; As long as light standard Handless is provided; Cooperate with this machine of mobile phone through the standard Handless, just can carry out the correction of built-in receiver, built-in microphone and loud speaker, guarantee that the volume of the in-built electrical sound component of mobile phone is stablized; And do not need sound testing instrument especially, save cost.
Can graphicly further be understood by following detailed Description Of The Invention and appended about advantage of the present invention and spirit.
Description of drawings
Shown in Figure 1 is flow chart according to the bearing calibration of the built-in electroacoustic assembly of mobile phone of the present invention.
Fig. 2 A is depicted as the sketch map according to the built-in microphone timing of mobile phone of the present invention.
Fig. 2 B is depicted as the flow chart according to the bearing calibration of the built-in microphone of mobile phone of the present invention.
Fig. 3 A is depicted as the sketch map according to the built-in receiver timing of mobile phone of the present invention.
Fig. 3 B is depicted as the flow chart according to the bearing calibration of the built-in receiver of mobile phone of the present invention.
Fig. 4 A is depicted as the sketch map according to the loud speaker timing of mobile phone of the present invention.
Fig. 4 B is depicted as the flow chart according to the bearing calibration of the loud speaker of mobile phone of the present invention.
Embodiment
See also Fig. 1-Fig. 2 A, shown in Figure 1 is that Fig. 2 A is depicted as the sketch map according to the built-in microphone timing of mobile phone of the present invention according to the flow chart of the bearing calibration of the built-in electroacoustic assembly of mobile phone of the present invention.The present invention provides a kind of bearing calibration of in-built electrical sound component of mobile phone, and mobile phone 1 is mobile phone, panel computer etc. for example, but the present invention is not as limit.Mobile phone 1 comprises this machine 2, Handless 3 and detects module 10; The in-built electrical sound component is positioned on this machine 2; And Handless 3 is inserted in jack 4 places corresponding on this machine 2, and Handless 3 includes the earphone 9 of Handless 3 and the microphone 8 of Handless 3.Wherein, the in-built electrical sound component comprises built-in microphone 5, built-in receiver 6 and the loud speaker 7 on this machine of being arranged at 2.Usually, when the Handless 3 of mobile phone 1 collocation was connected, built-in microphone 5 will be closed with built-in receiver 6, replaced the transmitting-receiving sound by earphone 9 and microphone 8.The bearing calibration of the in-built electrical sound component of mobile phone 1 may further comprise the steps:
At first, like step S1, detect module 10 and open the audio-frequency generator of mobile phone 1; Produce first audio electrical signal; Wherein, first audio electrical signal for example is a plurality of Frequency points between the 300Hz-400Hz, detects module 10 and then is built in the integrated circuit or digital signal processor of mobile phone 1 in for example; Wherein, the detection module 10 here can be software or hardware;
Then; Like step S2, first audio electrical signal converts first voice signal to via sound-electricity conversion device and plays, wherein; Sound-electricity conversion device is to convert audio electrical signal to mechanical oscillation earlier, is produced the inverting element of sound (or voice signal) then by mechanical oscillation; Acoustic-electric conversion element then is earlier to convert voice signal to convert audio electrical signal after the mechanical oscillation again to inverting element, and for mobile phone 1, sound-electricity conversion device has: the earphone 9 of Handless 3, loud speaker 7 and built-in receiver 6; Acoustic-electric conversion element has: the microphone 8 of built-in microphone 5 and Handless 3;
Step S3; Sound-electricity conversion device is placed near acoustic-electric conversion element to preset distance; Acoustic-electric conversion element receives first voice signal and converts second audio electrical signal to passes the detection module back, and wherein this preset distance is advisable with both distances when acoustic-electric conversion element can clearly receive first voice signal of playing through sound-electricity conversion device; And
Step S4; Detect the difference of module 10 contrast first audio electrical signals and second audio electrical signal, and the parameter of judging the in-built electrical sound component according to comparative result is whether in preset range, if; The detection module displays is normal, for example can show that test mode such as passes through and embody; If not; The detection module displays is unusual; For example mode embodies to show test crash or give the alarm etc., reminds this device of operating personnel to be defective products, and the parameter of adjustment in-built electrical sound component; The preset range here is allows or acceptable disparity range, sets according to the parameter of corrected standard component;
Wherein, when acoustic-electric conversion element was the in-built electrical sound component of mobile phone 1, the electroacoustic conversion elements was the external electroacoustic component of mobile phone 1; When acoustic-electric conversion element was the external electroacoustic component of mobile phone 1, the electroacoustic conversion elements was the in-built electrical sound component of mobile phone 1, and the external electroacoustic component of mobile phone 1 is Handless 3, and Handless 3 is corrected standard component.
In addition; In step S4; If; Detect the parameter of parameter that the normal step of module displays also can include this in-built electrical sound component relatively and standard component and with the difference value of comparison and deposit in this action phone correction parameter in, that is, make the continuous precision of parameter of standard component according to the difference value of each comparison calibration standard element again as standard component; And then the parameter of in-built electrical sound component that makes all need detect the mobile phone of the adjustment parameter that is near the mark more, sound performance is better.
Please continue A referring to Fig. 2, and please be simultaneously referring to Fig. 2 B, Fig. 2 B is depicted as the flow chart according to the bearing calibration of the built-in microphone of mobile phone of the present invention.In this execution mode, the in-built electrical sound component is a built-in microphone 5, and this sound-electricity conversion device is the earphone 9 of this Handless 3; So, the bearing calibration of built-in microphone may further comprise the steps:
At first,, detect module 10 and open the audio-frequency generator of mobile phone 1, produce first audio electrical signal like step S11;
Then, like step S21, first audio electrical signal converts first voice signal and broadcast to via the earphone 9 of Handless 3;
Step S31; The earphone 9 of Handless 3 is placed near built-in microphone 5 to preset distance; Built-in microphone 5 receives first voice signals and converts second audio electrical signal to and passes back and detect module 10, and wherein this preset distance both distances when can clearly receive first voice signal through earphone 9 broadcasts of Handless 3 when built-in microphone 5 are advisable; And
Step S41; Detect the difference of module 10 contrast first audio electrical signals and second audio electrical signal, and the parameter of judging built-in microphone 5 according to comparative result is whether in preset range, if; Detect module 10 and show normally, for example can show that test mode such as passes through and embody; If not; Detect module 10 display abnormalities; For example mode embodies to show test crash or give the alarm etc., reminds this device of operating personnel to be defective products, and the parameter of adjustment built-in microphone 5; The preset range here is allows or acceptable disparity range, sets according to the parameter of corrected standard component.
Wherein, In this execution mode; The influencing factor that detects the audio frequency difference that module 10 contrasts obtain mainly contains: the volume offset amount that the earphone voltage that digital signal processor produces brings (be about+/-0.1dB), the earphone monomer side-play amount of Handless (be about+/-0.2dB), the sensitivity side-play amount of built-in microphone (be about+/-3dB) and digital signal processor receive the volume offset amount that voltage brings (be about+/-0.1dB); Because all much smaller than the side-play amount of built-in microphone, therefore can directly thinking, other project side-play amount detects the side-play amount that audio parameter that audio frequency difference that module 10 contrasts draw is built-in microphone 5 need be adjusted.
See also Fig. 3 A and Fig. 3 B, Fig. 3 A is depicted as the sketch map according to the built-in receiver timing of mobile phone of the present invention, and Fig. 3 B is depicted as the flow chart according to the bearing calibration of the built-in receiver of mobile phone of the present invention.The in-built electrical sound component is built-in receiver 6, and acoustic-electric conversion element is the microphone 8 of Handless 3; The bearing calibration of built-in receiver 6 may further comprise the steps:
At first,, detect module 10 and open the audio-frequency generator of mobile phone 1, produce first audio electrical signal like step S12;
Then, like step S22, first audio electrical signal converts first voice signal to via built-in receiver 6 and plays;
Step S32; Built-in receiver 6 is placed near microphone 8 to the preset distance of Handless 3; The microphone 8 of Handless 3 receives first voice signals and converts second audio electrical signal to and passes back and detect module 10, and both distances were advisable when wherein this preset distance can clearly receive first voice signal of built-in receiver 6 broadcasts with the microphone 8 when Handless 3; And
Step S42; Detect the difference of module 10 contrast first audio electrical signals and second audio electrical signal, and the parameter of judging built-in receiver 6 according to comparative result is whether in preset range, if; Detect module 10 and show normally, for example can show that test mode such as passes through and embody; If not; Detect module 10 display abnormalities; For example mode embodies to show test crash or give the alarm etc., reminds this device of operating personnel to be defective products, and adjusts the parameter of built-in receiver 6; The preset range here is allows or acceptable disparity range, sets according to the parameter of corrected standard component.
Wherein, In this execution mode; The influencing factor that detects the audio frequency difference that module 10 contrasts obtain mainly contains: the volume offset amount that the built-in receiver voltage that digital signal processor produces brings (be about+/-0.1dB), the sensitivity side-play amount of the microphone of Handless (be about+/-0.2dB), built-in receiver monomer sensitivity side-play amount (be about+/-3dB) and digital signal processor receive the volume offset amount that voltage brings (be about+/-0.1dB); Because all much smaller than the side-play amount of built-in receiver, therefore can directly thinking, other project side-play amount detects the side-play amount that audio parameter that audio frequency difference that module 10 contrasts draw is built-in receiver need be adjusted.
See also Fig. 4 A and Fig. 4 B, Fig. 4 A is depicted as the sketch map according to the loud speaker timing of mobile phone of the present invention; Fig. 4 B is depicted as the flow chart according to the bearing calibration of the loud speaker of mobile phone of the present invention.The in-built electrical sound component is a loud speaker 7, and acoustic-electric conversion element is the microphone 8 of Handless 3; The bearing calibration of loud speaker 7 may further comprise the steps:
At first,, detect module 10 and open the audio-frequency generator of mobile phone 1, produce first audio electrical signal like step S13;
Then, like step S23, first audio electrical signal converts first voice signal to via loud speaker 7 and plays;
Step S33; Loud speaker 7 is placed near microphone 8 to the preset distance of Handless 3; The microphone 8 of Handless 3 receives first voice signals and converts second audio electrical signal to and passes back and detect module 10, and both distances were advisable when wherein this preset distance can clearly receive first voice signal of loud speaker 7 broadcasts with the microphone 8 when Handless 3; And
Step S43; Detect the difference of module 10 contrast first audio electrical signals and second audio electrical signal, and the parameter of judging loud speaker 7 according to comparative result is whether in preset range, if; Detect module 10 and show normally, for example can show that test mode such as passes through and embody; If not; Detect module 10 display abnormalities; For example mode embodies to show test crash or give the alarm etc., reminds this device of operating personnel to be defective products, and the parameter of adjustment loud speaker 7; The preset range here is allows or acceptable disparity range, sets according to the parameter of corrected standard component.
Wherein, In this execution mode; The influencing factor that detects the audio frequency difference that module 10 contrasts obtain mainly contains: the volume offset amount that the loud speaker voltage that digital signal processor produces brings (be about+/-0.1dB), the sensitivity side-play amount of the microphone of Handless (be about+/-0.2dB), loudspeaker monomer sensitivity side-play amount (be about+/-3dB) and digital signal processor receive the volume offset amount that voltage brings (be about+/-0.1dB); Because all much smaller than the side-play amount of loud speaker, therefore can directly thinking, other project side-play amount detects the side-play amount that audio parameter that audio frequency difference that module 10 contrasts draw is loud speaker need be adjusted.
Compared with prior art; The bearing calibration of the built-in electroacoustic assembly (comprising built-in receiver, built-in microphone and loud speaker) of mobile phone of the present invention and mobile phone as long as light standard Handless is provided, cooperates with this machine of mobile phone through the standard Handless; Just can carry out the correction of built-in receiver, built-in microphone and loud speaker; The volume of in-built electrical sound component of guaranteeing mobile phone is stable, and does not need sound testing instrument especially, saves cost.
By the detailed description of above preferred embodiment, be to hope to know more to describe characteristic of the present invention and spirit, and be not to come protection scope of the present invention is limited with the above-mentioned preferred embodiment that is disclosed.On the contrary, its objective is that hope can contain in the protection range of claim of being arranged in of various changes and tool equality institute of the present invention desire application.Therefore, the protection range of the claim that the present invention applied for should be done the broadest explanation according to above-mentioned explanation, contains the arrangement of all possible change and tool equality to cause it.
Claims (12)
1. the bearing calibration of the in-built electrical sound component of a mobile phone, the Handless that this action phone comprises this machine and is inserted in corresponding jack place on this this machine, this in-built electrical sound component is positioned on this this machine, it is characterized in that this bearing calibration may further comprise the steps:
Detect module and open the audio-frequency generator of this action phone, produce first audio electrical signal;
This first audio electrical signal converts first voice signal to via sound-electricity conversion device and plays;
This sound-electricity conversion device is placed near acoustic-electric conversion element, and this acoustic-electric conversion element receives this first voice signal and converts second audio electrical signal to passes this detection module back; And
This detects the difference of this first audio electrical signal of module contrast and this second audio electrical signal, and whether the parameter of judging this in-built electrical sound component according to comparative result is in preset range, if this detection module displays is normal; If not, it is unusual that this detects module displays, and adjust the parameter of this in-built electrical sound component;
Wherein, when this acoustic-electric conversion element was this in-built electrical sound component of this action phone, this electroacoustic conversion elements was the external electroacoustic component of this action phone; When this acoustic-electric conversion element is the external electroacoustic component of this action phone, this in-built electrical sound component that this electroacoustic conversion elements is this action phone; The external electroacoustic component of this action phone is this Handless, and this Handless is corrected standard component.
2. bearing calibration as claimed in claim 1; It is characterized in that; If, the normal step of this detection module displays also comprise this in-built electrical sound component relatively parameter and this standard component parameter and with difference value relatively and deposit in this action phone correction parameter in as this standard component.
3. bearing calibration as claimed in claim 1 is characterized in that this in-built electrical sound component is a built-in microphone, and this sound-electricity conversion device is the earphone of this Handless;
This first audio electrical signal via the step that sound-electricity conversion device converts first voice signal and broadcast to is: this first audio electrical signal converts this first voice signal and broadcast to via the earphone of this Handless;
This sound-electricity conversion device is placed near this acoustic-electric conversion element to preset distance; This acoustic-electric conversion element receives this first voice signal and converts second audio electrical signal to and passes the step of this detections module back and be: the earphone of this Handless is placed near this built-in microphone, and this built-in microphone this first voice signal of reception also converts this second audio electrical signal to and passes this detection module back.
4. bearing calibration as claimed in claim 1 is characterized in that this in-built electrical sound component is built-in receiver, and this acoustic-electric conversion element is the microphone of this Handless;
This first audio electrical signal via the step that sound-electricity conversion device converts first voice signal and broadcast to is: this first audio electrical signal converts this first voice signal to via this built-in receiver and plays;
This sound-electricity conversion device is placed near this acoustic-electric conversion element; This acoustic-electric conversion element receives this first voice signal and converts second audio electrical signal to and passes the step of this detections module back and be: this built-in receiver is placed near microphone to the preset distance of this Handless, and microphone this first voice signal of reception of this Handless also converts this second audio electrical signal to and passes this detection module back.
5. bearing calibration as claimed in claim 1 is characterized in that this in-built electrical sound component is a loud speaker, and this acoustic-electric conversion element is the microphone of this Handless;
This first audio electrical signal via the step that sound-electricity conversion device converts first voice signal and broadcast to is: this first audio electrical signal converts this first voice signal to via this loud speaker and plays;
This sound-electricity conversion device is placed near this acoustic-electric conversion element; This acoustic-electric conversion element receives this first voice signal and converts second audio electrical signal to and passes the step of this detections module back and be: this loud speaker is placed near microphone to the preset distance of this Handless, and microphone this first voice signal of reception of this Handless also converts this second audio electrical signal to and passes this detection module back.
6. bearing calibration as claimed in claim 1 is characterized in that this first audio electrical signal is a plurality of Frequency points between the 300Hz-400Hz.
7. bearing calibration as claimed in claim 1 is characterized in that being built in this detection module in the integrated circuit or digital signal processor of this action phone.
8. a mobile phone is characterized in that this action phone comprises
This machine has the in-built electrical sound component on this this machine;
Handless is the external electroacoustic component of this action phone, and this Handless is inserted in jack place corresponding on this this machine, and this Handless is corrected standard component; And
Detect module, be arranged in this this machine, this detects the audio-frequency generator that module is opened this action phone, produces first audio electrical signal; This first audio electrical signal converts first voice signal to via sound-electricity conversion device and plays; Receive this first voice signal and convert second audio electrical signal near the acoustic-electric conversion element of this sound-electricity conversion device and pass this detection module back; This detects the difference of this first audio electrical signal of module contrast and this second audio electrical signal, and whether the parameter of judging this in-built electrical sound component according to comparative result is in preset range, if this detection module displays is normal; If not, it is unusual that this detects module displays, and adjust the parameter of this in-built electrical sound component;
Wherein, when this acoustic-electric conversion element is this in-built electrical sound component of this action phone, this external electroacoustic component that this electroacoustic conversion elements is this action phone; When this acoustic-electric conversion element is this external electroacoustic component of this action phone, this in-built electrical sound component that this electroacoustic conversion elements is this action phone.
9. mobile phone as claimed in claim 8; It is characterized in that; If, the normal step of this detection module displays also comprise this in-built electrical sound component relatively parameter and this standard component parameter and with difference value relatively and deposit in this action phone correction parameter in as this standard component.
10. mobile phone as claimed in claim 8 is characterized in that this in-built electrical sound component is a built-in microphone, and this sound-electricity conversion device is the earphone of this Handless, and this acoustic-electric conversion element is this built-in microphone.
11. mobile phone as claimed in claim 8 is characterized in that this in-built electrical sound component is built-in receiver, this acoustic-electric conversion element is the microphone of this Handless; Perhaps, this in-built electrical sound component is a loud speaker, and this acoustic-electric conversion element is the microphone of this Handless.
12. mobile phone as claimed in claim 8 is characterized in that being built in this detection module in the integrated circuit or digital signal processor of this action phone.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103297909A (en) * | 2013-04-23 | 2013-09-11 | 衡阳加一电子科技有限公司 | Earphone testing method and device |
| CN105979462A (en) * | 2015-11-16 | 2016-09-28 | 乐视致新电子科技（天津）有限公司 | Test processing method and device based on microphone |
| TWI558154B (en) * | 2014-01-09 | 2016-11-11 | 緯創資通股份有限公司 | Method and apparatus for audio testing |
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| CN106488376A (en) * | 2016-10-28 | 2017-03-08 | 努比亚技术有限公司 | The method and apparatus that a kind of audio components to mobile terminal carry out fault diagnosis |
| CN106488376B (en) * | 2016-10-28 | 2020-03-27 | 努比亚技术有限公司 | Method and device for carrying out fault diagnosis on audio element of mobile terminal |
| CN106657519A (en) * | 2017-01-13 | 2017-05-10 | 宇龙计算机通信科技(深圳)有限公司 | Call fault detection method and system |
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| CN108924685A (en) * | 2018-06-20 | 2018-11-30 | 歌尔股份有限公司 | Earphone and its keypad tone quality detecting method, device, computer readable storage medium |
| CN111212372A (en) * | 2020-01-09 | 2020-05-29 | 广州视声智能科技有限公司 | Automatic testing and calibrating method and device for audio call products |
| CN111212372B (en) * | 2020-01-09 | 2022-03-11 | 广州视声智能科技有限公司 | Automatic testing and calibrating method and device for audio call products |
| CN111182435A (en) * | 2020-01-13 | 2020-05-19 | 北京松果电子有限公司 | Testing method and device of voice equipment |
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