CN206977656U - A kind of anti-cheating examination earphone - Google Patents

Abstract

The utility model provides a kind of anti-cheating examination earphone, including laser vibrometer sensor, control unit, the laser vibrometer sensor are configured as sensing the vibration of user's face or throat, laser signal are converted into electric signal and is passed to control unit；Described control unit, be configured as receive input signal and judge user whether sounding.Anti- cheating examination earphone provided by the utility model judges the whether true sounding of user by increasing the vibration of laser vibrometer sensor detection face and throat, records the neighbouring sound of examinee or the situation of malpractices by mistake so as to reduce, ensure that the fairness of examination.

Description

A kind of anti-cheating examination earphone

Technical field

The utility model belongs to electronic device field, and more particularly to a kind of examination equipment, more particularly to a kind of anti-cheating are examined Try earphone.

Background technology

With the progress of China's college entrance examination examination reform, computer-assisted examination will be appeared in progressively in college entrance examination, be turned into and paper A kind of pen examination important Examination Form arranged side by side, and class of languages hears that examination will be wherein important examination type, such as English Language hears examination.

It is existing to hear that class examination configure a computer and an earphone to examinee, and in order to ensure the justice of examination Property, whether invigilator personnel need to detect each examination computer and earphone before examination, as appropriate in detected the examination program in computer Whether kind installation, operating system have beaten whether suitable patch, memory space can support whole examination, whether have suspicious process Etc. link, the requirement to invigilator personnel and computer lab management personnel is higher.

CN201620203582.8 discloses a kind of examination earphone special, including：Loudspeaker, microphone, sound guide tube and control Device；Wherein, loudspeaker are connected by the sound guide tube with microphone；Controller is connected with the loudspeaker, microphone respectively.Using this Whether utility model automatic identification earphone horn breaks down, and improves the accuracy of detection.Although the utility model solves event The problem of being recorded after barrier to examinee, but logical exchange earphone, the possibility of group's cheating can not be prevented.

But in listening due to standard nomenclature, examinee's Reaction time is identical, and the answer content made may also be identical, If the sound of some examinees is excessive, either intentionally or unintentionally by the earphone typing of neighbouring examinee, it will have impact on The fairness of examination.

Utility model content

To solve the problems, such as that existing anti-cheating examination earphone can not prevent to hear typing by mistake in class examination, examination is heard in guarantee Fairness, the utility model provides a kind of anti-cheating examination earphone, including laser vibrometer sensor, control unit, described Laser vibrometer sensor is configured as sensing the vibration of user's face or throat, and laser signal is converted into electric signal and is passed to Control unit；

Described control unit, be configured as receive input signal and judge user whether sounding.

In one embodiment of the present utility model, including at least two laser vibrometer sensors.Wherein at least one swashs Optical sensor senses the vibration of user's face or throat, the vibration of at least one laser sensor sensing throat.

In one embodiment of the present utility model, the laser vibrometer sensor is distributed in the different parts of earphone, shape Into laser vibrometer sensor array.Usually, determined and vibrated using Laser Measuring trigonometry, therefore the laser vibrometer sensor array Row comprise at least 3.

Further, the laser vibrometer sensor array is classified as annular array.

The utility model additionally provides a kind of headphone for possessing above-mentioned earphone characteristic, and headphone generally comprises Headband and ear cup.

In one embodiment of the present utility model, the laser vibrometer sensor include first laser vibrating sensor, Second laser vibrating sensor；The first laser vibrating sensor be configured as sense user's face vibration, described second Laser vibrometer sensor is configured as sensing the vibration of user throat.

In one embodiment of the present utility model, the laser vibrometer sensor is located at the end of ear cup.

In one embodiment of the present utility model, the first laser vibrating sensor apart from user's face 0.5-5cm, The second laser vibrating sensor is apart from user throat 0.5-5cm.

The beneficial effects of the utility model：

1. laser vibrometer sensor senses the vibration of throat and face respectively, erroneous judgement probability is reduced, ensure that examination Fairness.

2. sensor array further improves the accuracy of measurement.

3. controlling the optimum distance of laser vibrometer sensor, the robustness of laser vibrometer sensor is improved

Brief description of the drawings

Fig. 1 is systematic schematic diagram of the present utility model.

Reference

1. the control unit of 2. laser vibrometer sensor of anti-cheating examination earphone 3..

Embodiment

In order to be better understood from the technical scheme that the utility model is proposed, below in conjunction with the accompanying drawings with specific embodiment pair The utility model is further elaborated.

A kind of anti-cheating examination earphone 1, including laser vibrometer sensor 2, control unit 3, the laser vibrometer sensor 2 It is configured as sensing the vibration of user's face or throat, laser signal is converted into electric signal and is passed to control unit 3；

Described control unit 3, be configured as receive input signal and judge user whether sounding.Then control unit 3 can Buzzer or indicator lamp are connect, if now examinee (user) is if non-sounding, and microphone receives the sound from other examinees, control Unit 3 processed is by buzzer or indicator lamp to examining business personnel, monitoring and remind.In addition, control unit 3 will can also be sentenced Disconnected process or result is recorded in the specific encrypted area of earphone, in case tracing to the source.

In an embodiment of the present utility model, including at least two laser vibrometer sensors 2.Wherein at least one swashs Optical sensor senses the vibration of user's face or throat, the vibration of at least one laser sensor sensing throat.

In an embodiment of the present utility model, the laser vibrometer sensor 2 is distributed in the different parts of earphone, shape Into laser vibrometer sensor array.Usually, determined and vibrated using Laser Measuring trigonometry, therefore the laser vibrometer sensor 2 Array comprises at least 3 laser vibrometer sensors 2.

Further, the array of laser vibrometer sensor 2 is annular array.Annular array specifically can be according to the whole of earphone Body geometrical construction adjusts.

The utility model additionally provides a kind of headphone for possessing above-mentioned earphone characteristic, and headphone generally comprises Headband and ear cup.

In an embodiment of the present utility model, the laser vibrometer sensor 2 include first laser vibrating sensor, Second laser vibrating sensor；The first laser vibrating sensor be configured as sense user's face vibration, described second Laser vibrometer sensor is configured as sensing the vibration of user throat.

Generally when normally wearing headphone, headband is because the stop at visual angle, and ear cup is closer to examinee (user) face Portion and throat, therefore in one embodiment of the present utility model, laser vibrometer sensor 2 is located at the end of ear cup.Specifically Ground, first laser sensor and second laser sensor are located at on the ear cup on one side.

Optionally, first laser sensor and second laser sensor are located on different ear cups.Now, different sensing Device measures the different parts of user, can preferably accommodate sensor and reduce and disturb.

In an embodiment of the present utility model, to ensure the robustness of laser vibrometer sensor 2, the first laser Vibrating sensor 2 is apart from user's face 0.5-5cm, and the second laser vibrating sensor 2 is apart from user throat 0.5-5cm.

The announcement and teaching of book according to the above description, the utility model those skilled in the art can also be to above-mentioned realities Apply the correlation module of mode and software architecture makes adaptability change and modification.Therefore, the utility model is not limited to take off above The embodiment shown and described, some modifications and changes of utility model should also be as falling into right of the present utility model will In the protection domain asked.In addition, although used some specific terms in this specification, but these terms are intended merely to conveniently Illustrate, any restrictions are not formed to the utility model.

Claims (10)

1. a kind of anti-cheating examination earphone, including：

Laser vibrometer sensor, control unit；

The laser vibrometer sensor, it is configured as sensing the vibration of user's face or throat, according to the vibration sensed Produce laser signal and laser signal is converted into electric signal and is passed to control unit；

Described control unit, be configured as receiving the incoming electric signal and judge user whether sounding.

2. anti-cheating examination earphone according to claim 1, it is characterised in that the anti-cheating examination earphone comprises at least Two laser vibrometer sensors.

3. anti-cheating examination earphone according to claim 1, it is characterised in that the laser vibrometer sensor is distributed in ear The different parts of machine, form laser vibrometer sensor array.

4. anti-cheating examination earphone according to claim 2, it is characterised in that the laser vibrometer sensor includes first Laser vibrometer sensor, second laser vibrating sensor；The first laser vibrating sensor is configured as sensing user's face Vibration, the second laser vibrating sensor is configured as sensing the vibration of user throat.

5. anti-cheating examination earphone according to claim 3, it is characterised in that the laser vibrometer sensor array is classified as ring Shape array.

6. a kind of headphone, it is characterised in that the headphone includes any described anti-work of claim 1 to 5 Disadvantage examination earphone.

7. headphone according to claim 6, it is characterised in that the laser vibrometer sensor includes first laser Vibrating sensor, second laser vibrating sensor；The first laser vibrating sensor is configured as sensing shaking for user's face Dynamic, the second laser vibrating sensor is configured as sensing the vibration of user throat.

8. headphone according to claim 7, it is characterised in that the first laser vibrating sensor or second swash Light vibration sensor is located at the end of the ear cup of headphone.

9. headphone according to claim 7, it is characterised in that the first laser vibrating sensor is apart from user Facial 0.5-5cm, the second laser vibrating sensor is apart from user throat 0.5-5cm.

10. headphone according to claim 7, it is characterised in that the first laser sensor and second laser Sensor is located at on the ear cup on one side, or on different ear cups.