CN105654803A - Head-mounted online examination machine - Google Patents
Head-mounted online examination machine Download PDFInfo
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- CN105654803A CN105654803A CN201610088191.0A CN201610088191A CN105654803A CN 105654803 A CN105654803 A CN 105654803A CN 201610088191 A CN201610088191 A CN 201610088191A CN 105654803 A CN105654803 A CN 105654803A
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- G—PHYSICS
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- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B7/00—Electrically-operated teaching apparatus or devices working with questions and answers
- G09B7/02—Electrically-operated teaching apparatus or devices working with questions and answers of the type wherein the student is expected to construct an answer to the question which is presented or wherein the machine gives an answer to the question presented by a student
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
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Abstract
The invention provides a head-mounted online examination machine and belongs to the technical field of computer education and network. The examination machine comprises a shell, a head-mounted frame, observation mirrors, an observation mirror bracket, a light inductor, a distance inductor, a control board, an iris recognition and eye monitoring camera set, an earphone cover, a playing trumpet and a microphone, wherein the examination machine is provided with a connector connected with a PC (Personal Computer) side; the observation mirror bracket is fixedly connected with the shell; the two observation mirrors are mounted on the observation mirror bracket; the light inductor is arranged at the lower part of the observation mirror bracket; the distance inductor is mounted on the observation mirror bracket; the control board is fixedly connected with the shell; the iris recognition and eye monitoring camera set is used for photographing irises of examiners; and the earphone cover is internally provided with the playing trumpet and the microphone. With the adoption of the device provided by the invention, online closed-book exams can be realized, and identity verification of the examiners can be realized; and a condition that the examiners pick off the device to cheat in an examination process can be prevented and a condition that the examiners cheat by hearing sounds can be prevented.
Description
Technical field
The present invention relates to a kind of wear-type online testing machine, belong to education for computer and networking technology area.
Background technology
More people can be realized obtaining corresponding learning experiences by e-learning course in the rise of online education in recent years.
Existing online education pattern is merely able to meet the study desire of needs study people, it is thus achieved that knowledge, and as learning model under line, can not issue educational background and diploma by inspection learning outcome.
Various online education companies prove to meet the desire obtaining certificate of learner by issuing study, but this type of certificate is only memorable, do not have the learning experiences proving individual and grasp the degree of knowledge. Online education can only be known has people learning, but not knowing is who is learning; Also it is easy in the middle of the process of online testing to carry out to read a book, checks mobile phone, opens the operations such as webpage, make the examination needing closed-book to complete be difficult to by completing online.
Existing online testing scheme is to solve subproblem by furnishing the scheme of photographic head, but still has the dead angle that photographic head do not observe, or realizes cheating by playing audio frequency. And the maximum obstacle of mode of photographic head monitoring comes from the invigilator personnel that need nonetheless remain for, invigilated by the mode of remote watching video. Because the equipment that can watch video is limited simultaneously, each invigilator personnel are limited by the examinee remotely carrying out monitoring. The feature of online testing is can to organize to take an exam far above the examinee of quantity under line every time, and the personnel amount therefore invigilated also is greatly increased so that the cost of examination is also greatly increased, and makes the low cost of Internet education, conveniently advantage disappear totally.
For solving the problems referred to above, the mode that more online education selects is the mode do not taken an examination of only issuing licence, thus making the certificate effect that online education obtains low, do not approved by society, it is good and bad by the achievement after internet learning that advertising unit is also difficult to obtain this student. Other settling mode is that because the student of online education is from the Internet, its geographical position comes from all parts of the country by organizing examination under line, and even abroad, under tissue line, examination will bring substantial amounts of inconvenience, so that being difficult to.
Summary of the invention
It is an object of the invention to propose a kind of wear-type online testing machine, by this device for examining to realizing the examination being difficult in online education practise fraud.
A kind of wear-type online testing machine, it is characterised in that:
This device for examining includes shell 1, wears frame 2, sight glass 8, sight glass support 9, light sensor 10, distance-sensor 11, panel 13, iris identification and eye monitoring camera group 15, earphone enclosure 16, play loudspeaker 17, mike 18; This device for examining is provided with the interface being attached with PC end;
Sight glass support 9 is fixed with shell 1; Sight glass 8 two panels altogether, is arranged on sight glass support 9; Light sensor 10 is arranged on the bottom of sight glass support 9,
Range sensor 11 for perception sight glass support 9 with the distance of user face is arranged on sight glass support 9, and panel 13 and shell are fixed; Iris identification and eye monitoring camera group 15;
Iris identification and eye monitoring camera group 15 are for shooting the iris of examiner;
Earphone enclosure 16 is internal broadcasting loudspeaker 17 and mike 18.
Further, wear frame be divided into, left and right three bracing frames, be separately fixed at upper, the left and right side of shell.
Further, face laminating sponge is fixed on the back edge place of shell.
Further, this device for examining is provided with and controls the switch that device for examining starts and closes, and this device for examining is provided with the display lamp of the running status for showing current production.
Further, this device for examining is provided with operation controller.
Further, equipped with three-axis gyroscope and controller group on panel.
A kind of wear-type online testing machine that application is described, it is characterised in that:
PC end connects network, by incoming for examination paper image online testing machine;
When user puts on this product, the position of two panels sight glass is respectively aligned to eyes, and user sees that inside sight glass PC end is sent to the examination paper of wear-type online testing machine; Iris identification and eye monitoring camera group, for shooting the iris of examiner, complete the authentication of examiner; It is simultaneously used for whether monitoring examiner has worn cheating equipment;
Light sensor 10 sensing light intensity; The controller group of online testing machine is by the light intensity signal that light sensor transmits judges whether it is cheating; Light sensor is delivered to light intensity signal in controller group and ranges for [0,255] after DA changes; When the light intensity obtained from sensor is considered as cheating outside [50,80], online testing machine reminds examiner to need to wear device for examining, otherwise processes according to cheating;
The distance that range sensor perception sight glass support is facial with user, thus judging whether user has put on this product; When range sensor detects the facial dimension sight glass support of examiner more than 25mm, illustrate that examiner has begun to take or taken device for examining completely, now remind examiner to need to wear device for examining, otherwise process according to cheating;
Mike release per minute 18-20kHz high-frequency sound signal, if earphone does not receive high-frequency sound signal, is considered as device for examining and lost efficacy.
Further, when the three-axis gyroscope angle of pitch or angle of heel are more than 40 degree, and now occur light signal to go beyond the scope or distance signal goes beyond the scope, it is determined that examiner has taken device for examining, and examination is invalid simultaneously.
Operation controller 19 is handheld device, uses operation controller 19 to carry out answer and choose and write operation in the middle of examination process.
Compared with prior art, the present invention has the advantages that.
1, this device can realize closed-book exam on line. By PC, exercise question is sent in device for examining during examination, the person of examining get through the examinations machine viewing exercise question, complete in device for examining examination operation. Outside cannot be watched in the middle of examination process, form closed-book exam.
2, this device can realize examiner's authentication. This device has iris recognition camera, and examiner will complete iris identification checking when wearing device for examining, thus judging the identity of examiner, it is to avoid impersonates phenomenon and occurs. Monitor eye simultaneously, check whether examiner has worn the equipment such as class intelligent glasses.
3, this device can prevent from passing through to take in the middle of examination process to practise fraud. This device has light sensor, distance-sensor and three-axis gyroscope. Judge whether examiner has taken this device for examining and practised fraud by entering the degree of rocking of the extraneous light of device for examining, device for examining and the distance of examiner's face, device for examining itself.
4, this device can prevent examiner from being practised fraud by listening. This device is with ear's mike, it is possible to the sound of detection ear, if sound is excessive, has cheating to be likely to, and when sound is excessive, recording processes as follow-up cheating judgement. For preventing examiner's violence damage mike, the 20kHz high-frequency sound signal that mike release per minute ordinary people can not hear, if earphone does not receive high-frequency sound signal, it is considered as device for examining and lost efficacy, examination is invalid.
Accompanying drawing explanation
Fig. 1 is wear-type online testing machine isometric shape assumption diagram.
Fig. 2 is wear-type online testing machine top shape assumption diagram.
Fig. 3 is shape assumption diagram on the left of wear-type online testing machine.
Fig. 4 is wear-type online testing machine face sectional structure chart.
Fig. 5 is wear-type online testing pusher side face sectional structure chart.
Fig. 6 is the Headphone structure figure of wear-type online testing machine.
Fig. 7 is the operation controller architecture figure of wear-type online testing machine.
Fig. 8 is the control system diagram of wear-type online testing machine.
In figure: 1, shell 2, wear frame 3, face laminating sponge 4, switch 5, display lamp 6, USB interface 7, HDMI 8, sight glass 9, sight glass support 10, light sensor 11, distance-sensor 12, three-axis gyroscope and controller group 13, panel 14, display screen 15, iris identification and eye monitoring camera group 16, earphone enclosure 17, play loudspeaker 18, mike 19, operation controller.
Detailed description of the invention
For achieving the above object, the technical solution used in the present invention is a kind of online education device for examining, and this device for examining includes shell 1, wears frame 2, face laminating sponge 3, switch 4, display lamp 5, USB interface 6, HDMI 7, sight glass 8, sight glass support 9, light sensor 10, distance-sensor 11, three-axis gyroscope and controller group 12, panel 13, display screen 14, iris identification and eye monitoring camera group 15, earphone enclosure 16, play loudspeaker 17, mike 18, operation controller 19.
Wear frame 2 be divided into, left and right three bracing frames, it is separately fixed at upper, the left and right side of shell 1, the head wearing frame 2 and being enclosed within user being realized product when this product fix using, when the head of user moves, this product moves because being fixed on above-head.
Facial laminating sponge 3 is fixed on the back edge place of shell 1, and when user puts on this product by wearing frame 2, the face of face laminating sponge 3 and user is pressed close to, and leaves no gaps, it is prevented that extraneous light enters.
Switch 4 is arranged on the right side front of shell 1, and Push switch 4 carries out startup and the closedown of this product.Switch 4 surfaces with display lamp 5, for showing the running status of current production.
USB interface 6, HDMI 7 are arranged on the front end, left side of shell 1. USB interface 6, HDMI 7 are general-purpose interface, for being attached with PC end. PC end connects network, by incoming for examination paper image online testing machine.
Sight glass support 9 is arranged on shell 1 rear portion, face laminating sponge 3 front end, fixes with shell 1. Sight glass 8 two panels altogether, is arranged on sight glass support 9. When user puts on this product, the position of two panels sight glass 8 is just respectively aligned to eyes, from sight glass 8 is internal, user can see that PC end is sent to the examination paper of wear-type online testing machine.
Light sensor 10 is arranged on the bottom of sight glass support 9, it is possible to sensing light intensity. When user wear this product with face laminating imprecision or examination process in the middle of take this product time, light sensor 10 is by sensing light intensity, and the controller group of online testing machine is by the light intensity signal that light sensor transmits judges whether it is cheating. Light sensor is delivered to light intensity signal in controller group and ranges for [0,255] after DA changes. Presetting light intensity in controller group is [50,80], and when the light intensity obtained from sensor exceedes preset value, online testing machine reminds examiner to need to wear device for examining, otherwise processes according to cheating.
Range sensor 11 is arranged on the middle part of sight glass support 9, it is possible to the distance that perception sight glass support 9 is facial with user, thus judging whether user has put on this product. When range sensor detects the facial dimension sight glass support of examiner more than 25mm, illustrate that examiner has begun to take or taken device for examining completely, now remind examiner to need to wear device for examining, otherwise process according to cheating.
Three-axis gyroscope in three-axis gyroscope and controller group 12 is as auxiliary examination methods. When examiner starts to take device for examining, the three axles instrument that comes off will detect strong jolt signal, if the angle of pitch or angle of heel are more than 40 degree, and now occur light signal to go beyond the scope simultaneously or distance signal goes beyond the scope, then may determine that examiner has taken device for examining, examination is invalid.
Panel 13 is arranged on shell 1 depths, fixes with shell. Equipped with three-axis gyroscope and controller group 12, display screen 14, iris identification and eye monitoring camera group 15 on panel.
Display screen 14 is used for showing examination paper content, is divided into left screen and right screen. When putting on device for examining, left eye observes left screen by sight glass 8, and right eye observes right screen by sight glass 8, thus seeing examination paper content.
Iris identification and eye monitoring camera group 15, for shooting the iris of examiner, complete the authentication of examiner. It is simultaneously used for whether monitoring examiner has worn the cheating equipment such as class intelligent glasses.
Earphone enclosure 16 is internal broadcasting loudspeaker 17, mike 18. The sound such as notice when playing loudspeaker 17 for playing examination, audition, mike 18 is used for monitoring external sound, it is prevented that the mode listened by ear is practised fraud.
Operation controller 19 is handheld device, uses operation controller 19 to carry out answer and choose and write operation in the middle of examination process.
Before examination, it is necessary to examiner's identity is registered. Examiner carries out hand-held identity card and takes pictures, and while examiner puts on device for examining, iris is sampled by iris photographic head.Through said process, forming examiner and ID Card Image data, the iris data of examiner, according to these data distinguishing rule as examiner's identity. Being complete the examiner of identity registration, it is complete that On-line Examining system will be prompted to authentication, it is possible to takes an examination at any time.
Online testing machine is connected after the connection of PC, PC end by examiner, it is possible on band, online testing machine takes an exam.
When examiner finish certain course need take an examination time, Online test will announce exam number, examiner get through the examinations numbering obtain this examination introduction, the test time, points for attention etc., set the exam first 10 minutes, Online test point out examiner put on online testing machine.
When examiner puts on online testing machine, it can be seen that examination is introduced in sight glass, examination content, present time, the information such as distance sets the exam the time, teacher. Meanwhile, examiner can select to listen music relaxation, selects simulation to inscribe the modes such as warm-up.
After examiner puts on online testing machine, iris photographic head starts, and whether the identity of checking examiner is consistent with registration identity, if be not inconsistent, points out examiner and registration people's status incongruence in sight glass, and this time examination is invalid. In the middle of whole examination process, light sensor, range sensor and three-axis gyroscope work always, check whether examiner takes device for examining, if a large amount of light leaks, may think that examiner is seeing outside device for examining, form cheating, in sight glass, will be prompted to examiner wear tight device for examining immediately, otherwise take an examination invalid. After earphone Mike receives audible voice, will determine that whether this sound be and cheat at one's exam relevant, if relevant to cheating at one's exam, then passing to and manually identify, if being accredited as cheating, then this time examination is invalid.
In the middle of examination process, exercise question passes to PC, PC by the Internet and is delivered on device for examining screen by HDMI by exercise question, and examiner carries out answer by sight glass view screen. Examiner is manipulated by device and carries out the operations such as answer and page turning.
Examiner be manipulated by device hand in an examination paper or the test time cut-off after, examination terminates, and examiner can take device for examining. Examination paper answer is from PC by after network delivery to test tissue side's server, and examination process terminates.
Claims (8)
1.A kind of wear-type online testing machine, it is characterised in that:
This device for examining includes shell, wears frame, sight glass, sight glass support, light sensor, distance-sensor, panel, iris identification and eye monitoring camera group, earphone enclosure, broadcasting loudspeaker and mike; This device for examining is provided with the interface being attached with PC end;
Sight glass support and shell are fixed; Sight glass has two panels altogether, is arranged on sight glass support; Light sensor is arranged on the bottom of sight glass support,
Range sensor for perception sight glass support with the distance of user face is arranged on sight glass support, and panel and shell are fixed; Iris identification and eye monitoring camera group;
Iris identification and eye monitoring camera group are for shooting the iris of examiner;
Broadcasting loudspeaker and mike is had inside earphone enclosure.
2.According to claimDescribed in 1A kind of wear-type online testing machine, it is characterised in that:
Wear frame be divided into, left and right three bracing frames, be separately fixed at upper, the left and right side of shell.
3.According to claimDescribed in 1A kind of wear-type online testing machine, it is characterised in that:
Face laminating sponge is fixed on the back edge place of shell.
4.According to claimDescribed in 1A kind of wear-type online testing machine, it is characterised in that:
This device for examining is provided with and controls the switch that device for examining starts and closes, and this device for examining is provided with the display lamp of the running status for showing current production.
5.According to claimDescribed in 1A kind of wear-type online testing machine, it is characterised in that:
This device for examining is provided with operation controller.
6.According to claimDescribed in 1A kind of wear-type online testing machine, it is characterised in that:
Equipped with three-axis gyroscope and controller group on panel.
7. applicationSuch as claimDescribed in any one of 1-5A kind of wear-type online testing machineMethod, it is characterised in that:
PC end connects network, by incoming for examination paper image online testing machine;
When user puts on this product, the position of two panels sight glass is respectively aligned to eyes, and user sees that inside sight glass PC end is sent to the examination paper of wear-type online testing machine; Iris identification and eye monitoring camera group, for shooting the iris of examiner, complete the authentication of examiner; It is simultaneously used for whether monitoring examiner has worn cheating equipment;
Light sensor sensing light intensity; The controller group of online testing machine is by the light intensity signal that light sensor transmits judges whether it is cheating; Light sensor is delivered to light intensity signal in controller group and ranges for [0,255] after DA changes; When the light intensity obtained from sensor is considered as cheating outside [50,80], online testing machine reminds examiner to need to wear device for examining, otherwise processes according to cheating;
The distance that range sensor perception sight glass support is facial with user, thus judging whether user has put on this product; When range sensor detects the facial dimension sight glass support of examiner more than 25mm, illustrate that examiner has begun to take or taken device for examining completely, now remind examiner to need to wear device for examining, otherwise process according to cheating;
Mike release per minute 18-20kHz high-frequency sound signal, if earphone does not receive high-frequency sound signal, is considered as device for examining and lost efficacy.
8. applicationSuch as claimDescribed in 6A kind of wear-type online testing machineMethod, it is characterised in that:
When the three-axis gyroscope angle of pitch or angle of heel are more than 40 degree, and now occur light signal to go beyond the scope or distance signal goes beyond the scope, it is determined that examiner has taken device for examining, and examination is invalid simultaneously.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108897423A (en) * | 2018-06-27 | 2018-11-27 | 武汉华工智云科技有限公司 | A kind of VR glasses and its online testing anti-cheating method |
| CN108924487A (en) * | 2018-06-29 | 2018-11-30 | 合肥霞康电子商务有限公司 | A kind of remote monitoring system based on online teaching |
| CN111665939A (en) * | 2020-06-03 | 2020-09-15 | 广州市南方人力资源评价中心有限公司 | Test question processing method and device based on head-mounted display equipment and electronic equipment |
| CN111679863A (en) * | 2020-06-08 | 2020-09-18 | 马赫 | Test question display method, device, equipment and medium based on head-mounted display equipment |
| CN111781656A (en) * | 2020-07-30 | 2020-10-16 | 广州市南方人力资源评价中心有限公司 | Wearing state detection method, device, equipment and medium for head-mounted display equipment |
| CN111950382A (en) * | 2020-07-21 | 2020-11-17 | 马赫 | Iris identification method based on VR glasses |
| CN115273213A (en) * | 2022-09-28 | 2022-11-01 | 深圳市卓帆技术有限公司 | VR (virtual reality) glasses and anti-cheating method thereof in online examination |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108897423A (en) * | 2018-06-27 | 2018-11-27 | 武汉华工智云科技有限公司 | A kind of VR glasses and its online testing anti-cheating method |
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| CN111665939A (en) * | 2020-06-03 | 2020-09-15 | 广州市南方人力资源评价中心有限公司 | Test question processing method and device based on head-mounted display equipment and electronic equipment |
| CN111665939B (en) * | 2020-06-03 | 2021-05-07 | 广州市南方人力资源评价中心有限公司 | Test question processing method and device based on head-mounted display equipment and electronic equipment |
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| CN111679863B (en) * | 2020-06-08 | 2021-05-07 | 马赫 | Test question display method, device, equipment and medium based on head-mounted display equipment |
| CN111950382A (en) * | 2020-07-21 | 2020-11-17 | 马赫 | Iris identification method based on VR glasses |
| CN111781656A (en) * | 2020-07-30 | 2020-10-16 | 广州市南方人力资源评价中心有限公司 | Wearing state detection method, device, equipment and medium for head-mounted display equipment |
| CN111781656B (en) * | 2020-07-30 | 2023-09-15 | 广州市南方人力资源评价中心有限公司 | Wearing state detection method, device, equipment and medium of head-mounted display equipment |
| CN115273213A (en) * | 2022-09-28 | 2022-11-01 | 深圳市卓帆技术有限公司 | VR (virtual reality) glasses and anti-cheating method thereof in online examination |
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| CN105654803B (en) | 2018-10-19 |
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Effective date of registration: 20220325 Address after: 518000 a1505, building 9, zone 2, Shenzhen Bay science and technology ecological park, No. 3609 Baishi Road, high tech Zone community, Yuehai street, Nanshan District, Shenzhen, Guangdong Patentee after: Shenzhen Huayi Medical Technology Co.,Ltd. Address before: 1008b, 10th floor, No. 12, Yabao Road, Chaowai, Chaoyang District, Beijing 100020 Patentee before: BEIJING LEAP EDUCATION TECHNOLOGY Co.,Ltd. |