CN109151694A - A kind of electronic system for test earphone produce agaric - Google Patents
A kind of electronic system for test earphone produce agaric Download PDFInfo
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- CN109151694A CN109151694A CN201710451525.0A CN201710451525A CN109151694A CN 109151694 A CN109151694 A CN 109151694A CN 201710451525 A CN201710451525 A CN 201710451525A CN 109151694 A CN109151694 A CN 109151694A
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- 238000012360 testing method Methods 0.000 title claims abstract description 34
- 230000001133 acceleration Effects 0.000 claims abstract description 107
- 238000001514 detection method Methods 0.000 claims description 20
- 230000033001 locomotion Effects 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 4
- 238000007689 inspection Methods 0.000 claims description 4
- 238000004321 preservation Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 claims 2
- 230000003287 optical effect Effects 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000005069 ears Anatomy 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
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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
- H04R29/004—Monitoring arrangements; Testing arrangements for microphones
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Telephone Function (AREA)
- Headphones And Earphones (AREA)
Abstract
The application provides a kind of electronic system for test earphone produce agaric, it include: the electronic equipment that can play audio and/or video, processor and two earphones, described two earphones are respectively left earphone, right earphone, acceleration monitor module is set in the left earphone and/or right earphone, the data that the processor acquires the acceleration monitor module are handled, judge whether the relative acceleration between left earphone, right earphone changes, thus test earphone whether produce agaric.
Description
Technical field
This application involves earphone field, in particular to a kind of electronic system for test earphone produce agaric.
Background technique
With the fast development of technology, mobile phone, MP3, VR equipment, intelligent glasses, laptop, CD player etc. occur can
It is most of all to support to listen to sound view using earphone with the electronic equipment of playing audio-video with the digital product of playing audio-video
Audio and/or video content in frequency file.People are when using earphone, often one or two earphone from ear
In take out, it may be possible to listen other people speak, or earphone listened to other people.
For certain security concern, some special electronic equipments are not intended to when audio and/or video or video frequency
When file is playing, user takes out earphone inside ear.Possible reason such as audio and/or video files
It is encryption, only active user can just be allowed to listen to.For such equipment, need to detect using a kind of detection method
Whether earphone is taken out inside ear, to stop playing audio-video or to cooperate other safety measures, and this inspection
Survey is not easy to be cracked.
In the prior art, a kind of existing detection method is detected with optical sensor.This method seems feasible, because
For be in ear it is dark, external environment is bright.But this method is easy to be spoofed or crack, such as is covered with sticker
Optical sensor, so that optical sensor detected always is dark.
In the prior art, another existing detection method is using biometric sensor, such as temperature, resistance or the heart
Jump set sensor.But this kind of sensor can all encounter and be easy the problem of being cracked because biological characteristic and human body in ear other
Part is without too big difference.
Summary of the invention
In order to solve the above-mentioned technical problem, the application provides a kind of electronic system for test earphone produce agaric, the application
By detection two earphones between relative distance whether change, judge earphone whether produce agaric.
The application provides a kind of electronic system for test earphone produce agaric, comprising: can play audio and/or video
Electronic equipment, processor and two earphones, described two earphones are respectively left earphone, right earphone, the left earphone and/or the right side
Acceleration monitor module is set in earphone, and the data that the processor acquires the acceleration monitor module handle, sentence
Whether the relative acceleration between left earphone, right earphone of breaking changes, thus test earphone whether produce agaric.
According to the application embodiment, the left earphone is built-in with the first acceleration transducer, the right earphone
It is built-in with the second acceleration transducer, first acceleration transducer and the second acceleration transducer generate acceleration information,
The processor gets the acceleration information and handles it, judges whether is relative acceleration between two earphones
It changes, is come out to detect whether that one or two earphone has been taken inside ear.
Described two acceleration transducers are mounted among two earphones or described with essentially identical position and direction
Two acceleration transducers are mounted among two earphones with symmetrical position and direction.The one of each acceleration transducer
Direction where a axis pass through or backwards to earphone go out acoustic aperture, it is above-mentioned two when left earphone, right earphone are placed into ear
The axis for being directed toward or going out acoustic aperture backwards to earphone is substantially point-blank and contrary or identical.
When two be directed toward or backwards to earphone go out the axis of acoustic aperture substantially point-blank and it is contrary in the case where,
The processor obtains the first acceleration transducer with fixed interval T1 and the second acceleration transducer is directed toward earphone and speaks
The acceleration information of the axis in hole, and stored, the detection algorithm in the processor carries out one every fixed interval T2
Secondary detection, the data for the detection algorithm are the N number of history acceleration informations recently of preservation of each acceleration transducer,
With { XK, i, i=l:N-1, k=0 or 1 } and indicate nearest N number of historical data of k-th of acceleration transducer, two acceleration pass
The differences in motion of sensor is calculated as follows:
It is then detected that algorithm comparison Diff value and preset thresholding Thr determine whether earphone is removed,
If Diff > Thr
Earphone is removed=and it is true；
Otherwise
Earphone is removed=vacation；
Judgement terminates.
It is directed toward when two or goes out the axis of acoustic aperture substantially point-blank and in the identical situation in direction backwards to earphone,
Processing mode is similar with above-mentioned contrary situation, is only that plus sige becomes minus sign in the calculation formula of differences in motion, as follows:
Further, if " earphone is removed " be it is true, indicate that one or more earphone is removed, electronic equipment according to
Testing result carries out subsequent processing.
Further, the subsequent processing is to stop audio and/or video playing, and/or sending alarm, and/or lock
The fixed electronic system makes it that can not carry out any operation.
Further, the electronic equipment is, for example, mobile phone, MP3, VR equipment, intelligent glasses, laptop, CD player
Deng.
Further, first acceleration transducer, the second acceleration transducer pass through wired or wirelessly
Carry out data transmission with processor.
Optionally, first acceleration transducer is carried out data transmission by data line and the processor, and described
Two acceleration transducers are transmitted by data line and processor data.
Optionally, first acceleration transducer, the second acceleration transducer are wirelessly transmitted, such as
It is transmitted using wireless transceiver device by bluetooth, local area network.
Optionally, start the first acceleration sensing automatically when playing audio and/or video files by starting electronic equipment
Device, the second acceleration transducer, or the temperature sensor etc. by being arranged in left earphone and right earphone detect two ears
Machine is worn on starting loop sensor on ear.
Further, first, second acceleration transducer is 1 axis, 2 axis or 3 axle acceleration sensors.
Optionally, first, second acceleration transducer is 3-axis acceleration sensor, each acceleration sensing utensil
There are tri- axis of X, Y, Z, the direction where one of axis passes through the acoustic aperture out of earphone.
Further, the processor is arranged in the electronic equipment.
Further, the processor is arranged in left earphone or right earphone.
Further, the processor is arranged in the other equipment of the outside of electronic equipment and earphone.
The principle that the application is basically unchanged using the relative acceleration of earphone two earphones in use, by two
The variation of relative acceleration is detected between a earphone, effectively, delicately judge earphone whether produce agaric.Further, the application
Using acceleration transducer, a kind of new earphone produce agaric detection system is developed, the detection method of the system is not easy to be cracked,
It can satisfy the demand in terms of certain special safeties.
Detailed description of the invention
Fig. 1 is the three-dimensional view according to the electronic system for test earphone produce agaric of one embodiment of the present invention；
Fig. 2 is the use state diagram of the electronic system for test earphone produce agaric as shown in Figure 1.
Specific embodiment
The technical solution in inventive embodiments will be clearly and completely described below, it is clear that described embodiment
It is merely a part but not all of the embodiments of the present application.Based on embodiments herein, ordinary skill
Personnel's every other embodiment obtained without creative labor belongs to the model of the application protection
It encloses.
The Department of Electronics for test earphone produce agaric according to one embodiment of the present invention is shown referring to attached drawing 1,2, Fig. 1
The three-dimensional view of system, Fig. 2 are the use state diagram of the electronic system for test earphone produce agaric as shown in Figure 1.
Referring to attached drawing 1, the electronic system for test earphone produce agaric includes that can play audio and/or the electronics of video is set
Standby 1, such as mobile phone, MP3, VR equipment, intelligent glasses, laptop, CD player etc., it include processor 2, institute in electronic equipment 1
Stating electronic system further includes two earphones, and respectively left earphone 10, right earphone 11, left earphone 10 are built-in with acceleration transducer
20, right earphone 11 is built-in with acceleration transducer 21, and the acceleration transducer 20 is passed by data line 30 and 2 data of processor
Defeated, the acceleration transducer 21 is transmitted by data line 31 and 2 data of processor.
It continues in conjunction with attached drawing 1,2, specifically describes the principle of the realization test earphone produce agaric of the embodiment.
After left earphone 10, right earphone 11 are worn on respectively on corresponding ear, automatic or manual starting loop sensor
20,21, so that it is generated acceleration information.Start automatically when can play audio and/or video files by starting electronic equipment 1
Acceleration transducer can also detect that two earphones are worn by detecting elements such as the temperature sensors that is arranged in earphone
The automatic starting loop sensor on ear.The processor 2 gets these acceleration informations and handles it, sentences
Whether the relative acceleration between disconnected two earphones changes, to detect whether one or two earphone by inside ear
It has taken and has come out.
The detection method of present embodiment has used the Movement consistency of acceleration transducer.When left earphone, right earphone
After being placed into ear, if do not moved by external force, the relative position of two sensors is fixed, thus the direction difference of movement
It is also a fixed value.Even if user shakes head, as long as earphone is not moved by external force, the movement of sensor towards any direction
Direction difference will not change.Under this state, data caused by acceleration transducer also have the association of certain fixation, this
It is associated with related to the direction of motion of two sensors difference.The association of this fixation, the movement for embodying acceleration transducer are consistent
Property, whether it is removed using the consistency detection earphone.
In a particular embodiment, two acceleration transducers proceed as follows installation: with essentially identical position
It sets and is mounted among two earphones with direction, the direction where an axis of each acceleration transducer passes through speaking for earphone
Hole, when being put into ear, the axis that above-mentioned two direction earphone goes out acoustic aperture is substantially point-blank and contrary.
3-axis acceleration sensor is used in embodiment in attached drawing 1,2, each acceleration transducer has X, Y, Z tri-
Axis, 3-axis acceleration sensor can generate acceleration information on each change in coordinate axis direction.Two acceleration transducer difference
After being mounted among two earphones, the corresponding axis of one of them of each acceleration transducer, such as direction where X-axis are passed through
Earphone goes out acoustic aperture, and when being put into ear, two X-axis are substantially point-blank and contrary, such as 2 institute of attached drawing
Show.
The following describe one kind to carry out acceleration information to handle used algorithm for processor.
Processor 2 obtains the acceleration information of acceleration transducer 20,21 with fixed interval T1, and is stored.
In the present embodiment, the data of X-axis are only handled.Detection algorithm carries out one-time detection every fixed interval T2, for detecting
The data of algorithm are the N number of history acceleration informations recently of preservation of each acceleration transducer.
With { XK, i, i=1:N-1, k=0 or 1 } indicate k-th of acceleration transducer nearest N number of historical data.Two
The differences in motion of acceleration transducer is calculated as follows:
Here plus sige is used, is because the data of the X-axis of two acceleration transducers are substantially opposite.
Then algorithm comparison Diff value and preset thresholding Thr determine whether earphone is removed.
If Diff > Thr
Earphone is removed=and it is true；
Otherwise
Earphone is removed=vacation；
Judgement terminates.
It will be appreciated by those skilled in the art that being directed toward earphones when two goes out the axis of acoustic aperture substantially point-blank and just
To in identical situation, i.e., an axis of one acceleration is directed toward earphone and goes out acoustic aperture, and an axis of another acceleration is backwards to ear
Machine goes out acoustic aperture, and processing mode is similar with above-mentioned contrary situation, is only that plus sige becomes minus sign in the calculation formula of differences in motion,
It is as follows:
If " earphone is removed " is very, to indicate that one or more earphone is removed.Electronic equipment 1 can be according to inspection
It surveys result and carries out subsequent processing.Such as stops audio and/or video playing, and/or issue alarm, and/or the locking electricity
Subsystem makes it that can not carry out any operation.
It will be appreciated by those skilled in the art that Y-axis or Z axis can be used instead of X-axis.
In addition, due in this embodiment, using only the acceleration information of X-axis, accordingly it is also possible to be added with 1 axis or 2 axis
Velocity sensor substitutes 3 axle acceleration sensors.
It will be appreciated by those skilled in the art that acceleration transducer 20,21 can also wirelessly with processor 2
Data transmission, is transmitted for example, by using wireless transceiver device by bluetooth, local area network.
Fig. 1,2 embodiment in, processor 2 be arranged in the electronic device, it should be readily apparent to one skilled in the art that processing
Device 2 can also be not provided in the electronic device, and be arranged in headset main body, such as be arranged in left earphone or right earphone, this
When electronic system when connect with any broadcasting audio and/or the electronic equipment of video, produce agaric can be achieved and detect, improve benefit
With rate.In yet another embodiment, processor 2 is not provided in the electronic device, being also not provided in earphone, and is arranged in outside
In equipment, the acceleration information is sent to external equipment and is handled.
Data processing algorithm can be using other Processing Algorithms, as long as can judge the relative acceleration between two earphones
Whether change (variable quantity is greater than a threshold value).
It should be noted that although shown in Fig. 1-2 be In-Ear Headphones, wear-type, ear type, supra-aural,
The other kinds of earphone such as rear mounted is equally applicable to the electronic system of the application.Ear is left in " produce agaric " expression in the application.
Detection accuracy, the detection sensitivity of the electronic system of the earphone produce agaric detection of the application are higher, relatively existing
The electronic system of test earphone produce agaric, it is not easy to be cracked.It is easy to process, at low cost using acceleration transducer, it is able to satisfy sound
The demand that frequency and/or Video security play.
Above disclosed is only several preferred embodiments of the application, cannot limit the power of the application with this certainly
Sharp range, therefore according to equivalent variations made by the claim of this application, still belong to the application scope.
Claims (16)
1. a kind of electronic system for test earphone produce agaric, comprising: electronic equipment, the place of audio and/or video can be played
Device and two earphones are managed, described two earphones are respectively left earphone, right earphone, are arranged in the left earphone and right earphone and accelerate
Monitoring module is spent, the data that the processor acquires the relative acceleration monitoring module are handled, and judge left earphone, the right side
Whether the relative acceleration between earphone changes, thus test earphone whether produce agaric.
2. the electronic system according to claim 1 for test earphone produce agaric, the left earphone are built-in with the first acceleration
Sensor is spent, the right earphone is built-in with the second acceleration transducer, and first acceleration transducer and the second acceleration pass
Sensor generates acceleration information, and the processor obtains the acceleration information and handles it, judge two earphones it
Between relative acceleration whether change, come out to detect whether that one or two earphone has been taken inside the ear.
3. the electronic system according to claim 2 for test earphone produce agaric, described two acceleration transducers are with base
This identical position and direction is mounted among two earphones or described two acceleration transducers are with symmetrical position
It is mounted among two earphones with direction.
4. the electronic system according to claim 3 for test earphone produce agaric, an axis of each acceleration transducer
The direction at place passes through direction the going out backwards to earphone where an axis for going out acoustic aperture or each acceleration transducer for earphone
Acoustic aperture.It is above-mentioned two to be directed toward or go out the axis of acoustic aperture substantially one backwards to earphone when left earphone, right earphone are placed into ear
It is on straight line and contrary.
5. the electronic system according to claim 3 for test earphone produce agaric, the one of one of acceleration transducer
Direction where a axis passes through the acoustic aperture that goes out of earphone, and an axis of another acceleration transducer goes out acoustic aperture backwards to earphone, when
When left earphone, right earphone are placed into ear, above-mentioned two earphone that is directed toward goes out the axis of acoustic aperture substantially point-blank and just
To identical.
6. the electronic system according to claim 4 for test earphone produce agaric, the processor is with fixed interval
T1 obtains the first acceleration transducer and the second acceleration transducer is directed toward or goes out backwards to earphone the acceleration degree of the axis of acoustic aperture
According to, and stored, the detection algorithm in the processor carries out one-time detection every fixed interval T2, is used for the inspection
The data of method of determining and calculating are the N number of history acceleration informations recently of preservation of each acceleration transducer, with { XK, i, i=1:N-1, k
=0 or 1 } indicate nearest N number of historical data of k-th of acceleration transducer, the differences in motion of two acceleration transducers presses
Formula calculates:
It is then detected that algorithm comparison Diff value and preset thresholding Thr determine whether earphone is removed,
If Diff > Thr
Earphone is removed=and it is true；
Otherwise
Earphone is removed=vacation；
Judgement terminates.
7. the electronic system according to claim 5 for test earphone produce agaric, the processor is with fixed interval
T1 obtains the first acceleration transducer and the second acceleration transducer is directed toward or goes out backwards to earphone the acceleration degree of the axis of acoustic aperture
According to, and stored, the detection algorithm in the processor carries out one-time detection every fixed interval T2, is used for the inspection
The data of method of determining and calculating are the N number of history acceleration informations recently of preservation of each acceleration transducer, with { XK, i, i=1:N-1, k
=0 or 1 } indicate nearest N number of historical data of k-th of acceleration transducer, the differences in motion of two acceleration transducers presses
Formula calculates:
It is then detected that algorithm comparison Diff value and preset thresholding Thr determine whether earphone is removed,
If Diff > Thr
Earphone is removed=and it is true；
Otherwise
Earphone is removed=vacation；
Judgement terminates.
8. the electronic system according to claim 6 or 7 for test earphone produce agaric, when " earphone is removed " is true, electricity
Sub- equipment carries out subsequent processing according to testing result.
9. the electronic system according to claim 8 for test earphone produce agaric, the subsequent processing are as follows: stop audio
And/or video playing, and/or issuing alarm, and/or the locking electronic system makes it that can not carry out any operation.
10. first acceleration passes according to the described in any item electronic systems for test earphone produce agaric of claim 2-7
Sensor, the second acceleration transducer pass through wired or wirelessly carry out data transmission with processor.
11. described first, second adds according to the described in any item electronic systems for test earphone produce agaric of claim 2-7
Velocity sensor is 1 axis, 2 axis or 3 axle acceleration sensors.
12. the electronic system according to claim 11 for test earphone produce agaric, first, second acceleration sensing
Direction where one axis of device passes through the acoustic aperture out of earphone.
13. being used for the electronic system of test earphone produce agaric according to any one of claim 2-7, the processor setting
In the electronic equipment.
14. being used for the electronic system of test earphone produce agaric according to any one of claim 2-7, the processor setting
In left earphone or right earphone.
15. being used for the electronic system of test earphone produce agaric according to any one of claim 2-7, the processor setting
In the other equipment of the outside of electronic equipment and earphone.
16. being used for the electronic system of test earphone produce agaric according to any one of claim 2-7, the electronic equipment is
Mobile phone, MP3, VR equipment, intelligent glasses, laptop or CD player.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710451525.0A CN109151694B (en) | 2017-06-15 | 2017-06-15 | Electronic system for detecting out-of-ear of earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710451525.0A CN109151694B (en) | 2017-06-15 | 2017-06-15 | Electronic system for detecting out-of-ear of earphone |
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| Publication Number | Publication Date |
|---|---|
| CN109151694A true CN109151694A (en) | 2019-01-04 |
| CN109151694B CN109151694B (en) | 2024-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710451525.0A Active CN109151694B (en) | 2017-06-15 | 2017-06-15 | Electronic system for detecting out-of-ear of earphone |
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Cited By (1)
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| Publication number | Publication date |
|---|---|
| CN109151694B (en) | 2024-01-30 |
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