CN104867361B - A kind of scene interaction formula intelligent teaching terminal - Google Patents
A kind of scene interaction formula intelligent teaching terminal Download PDFInfo
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- CN104867361B CN104867361B CN201510259286.XA CN201510259286A CN104867361B CN 104867361 B CN104867361 B CN 104867361B CN 201510259286 A CN201510259286 A CN 201510259286A CN 104867361 B CN104867361 B CN 104867361B
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- main frame
- display screen
- image pickup
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- sized image
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Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/24—Reminder alarms, e.g. anti-loss alarms
Abstract
The present invention relates to a kind of scene interaction formula intelligent teaching terminal, including main frame and display screen, its designing points to be：Main frame is connected with a sitting posture correction device for students being combined based on infrared distance measurement with image recognition；Sitting posture correction device for students includes warning device, infrared distance sensor and small-sized image pickup head；Small-sized image pickup head is loaded on display screen upper left corner area, the camera lens normal of small-sized image pickup head is towards display screen bottom right side region and the setting that is inclined upwardly, small-sized image pickup head is used to gather user's facial expression and upper part of the body limb action information and send main frame to, and main frame controls warning device to alarm according to analysis result；Infrared distance sensor is used to gather forward and backward user head and upper and lower position information and sends main frame to, and main frame controls warning device to alarm according to analysis result；Warning device is connected with main frame and by host computer control.The present invention provides a kind of scene interaction formula intelligent teaching terminal, can be automatically reminded to sitting posture mistake.
Description
[technical field]
The present invention relates to a kind of intelligent teaching terminal, more particularly to a kind of scene interaction formula intelligent teaching terminal.
[background technology]
With the popularization of internet teaching, learning machine has become an indispensable part in people's daily life.
Student uses learning machine educational stage, and the correction of sitting posture of student is particularly important, and student usually can unconsciously be inclined to learning machine, and
And it is difficult correction in the case where teacher and parent require repeatedly due to lacking self-control.The applicant changes for Students ' Learning machine terminal
Enter, when student tilts or crawled in scene interaction formula intelligent teaching terminal, scene interaction formula intelligent teaching terminal is automatically reminded to.
[content of the invention]
The present invention provides a kind of scene interaction formula intelligent teaching terminal, can be automatically reminded to sitting posture mistake.
In order to solve above-mentioned problem, present invention employs following technical proposal：
A kind of scene interaction formula intelligent teaching terminal, including main frame and display screen, it is characterised in that：Main frame is connected with a base
In the sitting posture correction device for students that infrared distance measurement is combined with image recognition；The sitting posture correction device for students include warning device,
Infrared distance sensor and small-sized image pickup head；The small-sized image pickup head is loaded on display screen upper left corner area, the mirror of small-sized image pickup head
Head normal towards display screen bottom right side region and settings that be inclined upwardly, small-sized image pickup head for gather user's facial expression and
Upper part of the body limb action information simultaneously sends main frame to, and main frame is using eye tracking and the eye movement of face recognition technology analysis people
With face feature, main frame controls warning device to alarm according to analysis result；
Infrared distance sensor is for gathering forward and backward user head and display screen and upper and lower position information and sending to
Main frame, the reference value comparative analysis that main frame will gather information with set, main frame control warning device to alarm according to analysis result；
The warning device is built in scene interaction formula intelligent teaching terminal, and warning device is connected with main frame and by main frame
Control；
The main frame is connected with wireless communication module, and wireless communication module includes transmitter, receiver, power-sensing circuit
And antenna, power-sensing circuit are used for the radio signal from reception base station or WIFI access points for detecting receiver reception
Transmission power, main frame using being based on radio signal source strength investigation technical Analysis power-sensing circuit detection information, main frame according to
Analysis result come judge transmitter whether transmission signal, when judging transmitter transmission signal, main frame is adjusted according to analysis result
Save the size of transmitter transmission power；
There are a microphone and a loudspeaker on the main frame, main frame gathers voice spectrum of the user with reading by microphone,
Main frame will be contrasted with the voice spectrum of reading and the pronunciation character for leading in reading aloud people that main frame prestores, and main frame is exported by loudspeaker
Comparing result；
An ambient irradiance sensor is connected with the main frame, the main frame is based on light level technical Analysis ambient lighting
The data of sensor detection, main frame adjust brightness of display screen according to analysis result；
An infrared gesture sensor and a rear camera are connected with the main frame, infrared gesture sensor includes one
Infrared transmitting tube, and multiple infrared receiving tubes, multiple infrared receiving tubes are arranged to matrix, are sent out for receiving infrared transmitting tube
The infrared ray that hand penetrate and by user reflects, to obtain the stroke direction of hand.
A kind of scene interaction formula intelligent teaching terminal as described above, it is characterised in that：The upper left of the display screen upper surface
Angle is provided with a raised case, and case is high to be no more than 10 millimeters, and case is provided with window, and the infrared distance sensor includes inspection
Survey the first infrared distance sensor and detection human body head of human body head and the forward and backward distance of scene interaction formula intelligent teaching terminal
With the second infrared distance sensor of the upper and lower distance of scene interaction formula intelligent teaching terminal, the first infrared distance sensor with it is small
Type camera is disposed side by side in case, and the second infrared distance sensor is loaded on, close to user side, first is red on display screen
Outer range sensor is shot with small-sized image pickup head by the window on case and collection information.
A kind of scene interaction formula intelligent teaching terminal as described above, it is characterised in that：Put down using the upper surface of display screen as XOY
Face, using the vertical plane residing for display screen upper end-face edge as XOZ planes, using the vertical plane residing for display screen left side edge as
YOZ planes establish three-dimensional system of coordinate, and camera lens normal and the XOY plane angular range of the small-sized image pickup head are more than or equal to 25 °
And less than or equal to 75 °, camera lens normal and the YOZ plane included angles scope of small-sized image pickup head are more than or equal to 35 ° and are less than or equal to
75°。
A kind of scene interaction formula intelligent teaching terminal as described above, it is characterised in that：Scene interaction formula intelligent teaching terminal
For a single screen instructional terminal.
A kind of scene interaction formula intelligent teaching terminal as described above, it is characterised in that：The display screen shows for electromagnetism electric capacity
Display screen or electric capacity display screen or LCDs.
A kind of scene interaction formula intelligent teaching terminal as described above, it is characterised in that：The warning device is sounding alarm
Device, light emission alarm device or sound, the warning device of light combination.
A kind of education and guidance intelligent terminal as described above, it is characterised in that：The small-sized image pickup head focuses on camera automatically.
The beneficial effects of the invention are as follows：
1st, the present invention is by embedded infrared distance sensor and small-sized image pickup head in instructional terminal, using infrared distance perspective
Answer technology, eye tracking technology and, face recognition technology, monitor the essence of the distance between user and learning machine and user
Refreshing state, prevent sitting posture mistake and fatigue.
2nd, whether the present invention can excessively be leaned forward or crawled by the sitting posture of infrared distance sensor detection user, when
When user's abnormal sitting posture is true, it will send prompting automatically by warning device.
3rd, the present invention uses small-sized image pickup head, and small volume will not be too obvious, and the dislike of beholder will not be caused during work；
Using infrared distance sensor feeling of passivity should, it is not necessary to the operation of beholder's interfering system, automatic sensing, have it is intelligent and from
Dynamic property.
4th, small-sized image pickup head is arranged on the display screen upper left corner, compact-sized, protrudes from the small-sized image pickup of display screen upper surface
Head and the readily available big visual angle of the first infrared distance sensor, while the first infrared distance sensor and small-sized image pickup head are side by side
It is arranged in case, the camera lens normal of small-sized image pickup head is towards display screen bottom right side region and the setting that is inclined upwardly, by above-mentioned
Structure design, the coverage of small-sized image pickup head is maximumlly make use of, increase shooting valid interval, be easy to gather user
Relevant information, easily stopped the visual angle of shooting and detection when avoiding being arranged on other positions by hand or arm；In shooting model
The small-sized image pickup head of minimum volume can be used in the case of enclosing necessarily, advantageously reduce camera volume.
[brief description of the drawings]
Fig. 1 is circuit block diagram of the embodiment of the present invention.
Fig. 2 is structural representation of the embodiment of the present invention.
Fig. 3 is that small-sized image pickup head gathers information effect schematic diagram on its residing display screen.
Fig. 4 is small-sized image pickup head mirror head normal one of locus figure on its residing display screen.
Fig. 5 be small-sized image pickup head mirror head normal on its residing display screen locus figure two.
[embodiment]
As shown in Figure 1, Figure 2, of the embodiment of the present invention shown in Fig. 3, Fig. 4 and Fig. 5：Scene interaction formula intelligent teaching terminal is one single
Shield instructional terminal, including main frame 1 and display screen 3, main frame 1 are connected with a student being combined based on infrared distance measurement with image recognition
Sitting-posture correction device；The sitting posture correction device for students includes warning device 8, infrared distance sensor and small-sized image pickup first 4.
In practice, with a certain distance from usually requiring that body from scene interaction formula intelligent teaching terminal, eyes are from scene interaction
The enough height of formula intelligent teaching terminal.The present invention in scene interaction formula intelligent teaching terminal embedded infrared distance sensor with it is small
Type camera, it is infrared apart from induction technology, eye tracking technology and face recognition technology with application.Eye tracking technology is to be based on
What the eye motion feature of people was operated.To the image of input, using the algorithm of correlation, judge whether it is normal.Face is known
Other technology is that the face feature based on people is operated.To the image of input, using the algorithm of correlation, judge that it whether there is
Face.If there is face, then face location and the information of face organ are further analyzed.
In the present invention, small-sized image pickup first 4 is loaded on the upper left corner area of display screen 3, and the camera lens normal of small-sized image pickup first 4 is towards aobvious
The bottom right side region of display screen 3 and the setting that is inclined upwardly, small-sized image pickup first 4 are used to gather user's facial expression and upper part of the body limbs
Action message simultaneously sends main frame 1 to, and main frame 1 is special using eye movement of the eye tracking with face recognition technology analysis people and face
Sign, main frame 1 control warning device alarm 8 according to analysis result；
Infrared distance sensor is used to gather forward and backward user head and upper and lower position information and sends main frame 1 to, main
The reference value comparative analysis that machine 1 will gather information with set, main frame 1 control warning device alarm 8 according to analysis result；
Warning device 8 is built in scene interaction formula intelligent teaching terminal, and warning device 8 is connected with main frame 1 and by main frame
Control.
Main frame 1 is connected with wireless communication module 5, and wireless communication module 5 includes transmitter, receiver, power-sensing circuit
And antenna, power-sensing circuit are used for the radio signal from reception base station or WIFI access points for detecting receiver reception
Transmission power, main frame using being based on radio signal source strength investigation technical Analysis power-sensing circuit detection information, main frame according to
Analysis result come judge transmitter whether transmission signal, when judging transmitter transmission signal, main frame is adjusted according to analysis result
Save the size of transmitter transmission power.
There are a microphone and a loudspeaker on main frame 1, main frame gathers user with the voice spectrum of reading, main frame by microphone
It will be contrasted with the voice spectrum of reading and the pronunciation character for leading in reading aloud people that main frame prestores, main frame is exported by loudspeaker and contrasted
As a result.
An ambient irradiance sensor 7 is connected with main frame 1, main frame 1 is sensed based on light level technical Analysis ambient lighting
The data that device 7 detects, main frame 1 adjust the brightness of display screen 3 according to analysis result.
An infrared gesture sensor 6 and a rear camera are connected with main frame 1, infrared gesture sensor 6 includes one
Infrared transmitting tube, and multiple infrared receiving tubes, multiple infrared receiving tubes are arranged to matrix, are sent out for receiving infrared transmitting tube
The infrared ray that hand penetrate and by user reflects, to obtain the stroke direction of hand.
There is a power module 10 on main frame 1, power module is used for each electric elements in the present invention and provides reference voltage.
The upper left corner of the upper surface of display screen 3 is provided with a raised case 30, and case 30 is high no more than 10 millimeters, on case 30
Provided with window, infrared distance sensor includes the of detection human body head and the forward and backward distance of scene interaction formula intelligent teaching terminal
One infrared distance sensor 21 and detection human body head and the upper and lower distance of scene interaction formula intelligent teaching terminal second it is infrared away from
From sensor 22, the first infrared distance sensor 21 is disposed side by side in case with small-sized image pickup first 4, the second infrared Distance-sensing
Device 22 is loaded on close user side on display screen 1.First infrared distance sensor 21 is with small-sized image pickup first 4 by case 31
Window shooting and collection information.
In the present invention, using the upper surface of display screen 3 as XOY plane, using the vertical plane residing for the upper end-face edge of display screen 3 as
XOZ planes, three-dimensional system of coordinate is established by YOZ planes of the vertical plane residing for the left side edge of display screen 3, small-sized image pickup first 4
Camera lens normal AB is the camera lens of small-sized image pickup first 4 more than or equal to 25 ° and less than or equal to 75 ° with XOY plane angle ∠ ABC scopes
Normal AB is more than or equal to 35 ° and less than or equal to 75 ° with YOZ plane included angles ∠ ABD scopes.
In the present invention, warning device 8 is sounding alarm device, light emission alarm device or sound, the warning device of light combination.It is small
Type camera 4 focuses on camera automatically.
Claims (6)
1. a kind of scene interaction formula intelligent teaching terminal, including main frame and display screen, it is characterised in that：The main frame is connected with one
The sitting posture correction device for students being combined based on infrared distance measurement with image recognition；The sitting posture correction device for students includes alarm and filled
Put, infrared distance sensor and small-sized image pickup head；The small-sized image pickup head is loaded on display screen upper left corner area, small-sized image pickup head
Camera lens normal towards display screen bottom right side region and the setting that is inclined upwardly, small-sized image pickup head be used to gathering user's facial expression with
And upper part of the body limb action information and sending host analysis to, main frame controls warning device to alarm according to analysis result；It is described red
Outer range sensor is for gathering forward and backward user head and display screen and upper and lower position information and sending main frame to, main frame root
According to analysis result control warning device alarm；The warning device is built in scene interaction formula intelligent teaching terminal, alarm dress
Put and be connected with main frame and by host computer control；
The main frame is connected with wireless communication module, and wireless communication module includes transmitter, receiver, power-sensing circuit and day
Line, power-sensing circuit are used to detect from the radio signal for receiving base station or WIFI access points launching for receiver reception
Power, main frame according to analysis result come judge transmitter whether transmission signal, when judging transmitter transmission signal, main frame according to
Analysis result adjusts the size of transmitter transmission power；
An ambient irradiance sensor is connected with the main frame, the main frame is sensed based on light level technical Analysis ambient lighting
The data of device detection, main frame adjust brightness of display screen according to analysis result；
An infrared gesture sensor is connected with the main frame, infrared gesture sensor includes an infrared transmitting tube, Yi Jiduo
Individual infrared receiving tube, multiple infrared receiving tubes are arranged to matrix, that infrared transmitting tube is launched and by user for receiving
The infrared ray that hand reflects, to obtain the stroke direction of hand；
The upper left corner of the display screen upper surface is provided with a raised case, and case is high to be no more than 10 millimeters, and case is provided with window
Mouthful, the infrared distance sensor includes the first of detection human body head and the forward and backward distance of scene interaction formula intelligent teaching terminal
Infrared distance sensor and detection human body head and the second infrared distance of the upper and lower distance of scene interaction formula intelligent teaching terminal pass
Sensor, the first infrared distance sensor are disposed side by side in case with small-sized image pickup head, and the second infrared distance sensor is loaded on aobvious
Shoot and gather by the window on case with small-sized image pickup head close to user side, the first infrared distance sensor in display screen
Information；
The small-sized image pickup head focuses on camera to be automatic.
A kind of 2. scene interaction formula intelligent teaching terminal according to claim 1, it is characterised in that：With the upper surface of display screen
For XOY plane, using the vertical plane residing for display screen upper end-face edge as XOZ planes, with vertical residing for display screen left side edge
Plane is that YOZ planes establish three-dimensional system of coordinate, camera lens normal and the XOY plane angular range of the small-sized image pickup head be more than etc.
In 25 ° and less than or equal to 75 °, camera lens normal and the YOZ plane included angles scope of small-sized image pickup head be more than or equal to 35 ° and less than etc.
In 75 °.
A kind of 3. scene interaction formula intelligent teaching terminal according to claim 1, it is characterised in that：Scene interaction formula teaching intelligence
Energy terminal is a single screen instructional terminal.
A kind of 4. scene interaction formula intelligent teaching terminal according to claim 3, it is characterised in that：The display screen is electromagnetism
Electric capacity display screen or electric capacity display screen or LCDs.
A kind of 5. scene interaction formula intelligent teaching terminal according to claim 1, it is characterised in that：There is a wheat on the main frame
Gram wind and a loudspeaker, main frame gather user with the voice spectrum of reading by microphone, and main frame is by with the voice spectrum of reading and master
The pronunciation character that what machine prestored lead in reading aloud people is contrasted, and main frame exports comparing result by loudspeaker.
A kind of 6. scene interaction formula intelligent teaching terminal according to claim 1, it is characterised in that：The main frame is connected with one
Rear camera.
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| CN201510259286.XA CN104867361B (en) | 2015-05-20 | 2015-05-20 | A kind of scene interaction formula intelligent teaching terminal |
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| CN201510259286.XA CN104867361B (en) | 2015-05-20 | 2015-05-20 | A kind of scene interaction formula intelligent teaching terminal |
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| CN104867361A CN104867361A (en) | 2015-08-26 |
| CN104867361B true CN104867361B (en) | 2017-12-08 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105890770B (en) * | 2016-04-11 | 2019-05-17 | 武汉理工大学 | The body state detection method of body state detection device based on pyroelectricity technology |
| CN108897372A (en) * | 2018-05-15 | 2018-11-27 | 安徽天卓信息技术有限公司 | A kind of display screen for sitting posture correction function |
| CN109961048A (en) * | 2019-03-26 | 2019-07-02 | 北京儒博科技有限公司 | Human-computer interaction learning process middle school student recall method, apparatus, robot and medium |
| CN110930781B (en) * | 2019-12-04 | 2022-11-22 | 广州云蝶科技有限公司 | Recording and broadcasting system |
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| CN102509477A (en) * | 2011-09-16 | 2012-06-20 | 赵冬 | Hand-held terminal system for child |
| CN203025975U (en) * | 2013-01-28 | 2013-06-26 | 大庆风光科技开发有限公司 | Autonomous learning machine |
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Effective date of registration: 20180103 Address after: 510000 Guangzhou, Tianhe District, Qin Po Street, room 2, No. 610, room Patentee after: Guangzhou Bei Bei Information Technology Co., Ltd. Address before: A cross road 510000 Guangdong city of Guangzhou province Tianhe District Village No. 7 Patentee before: Xiao Longying |