CN214311670U - Multi-point touch control interaction system based on laser radar - Google Patents

Abstract

The utility model discloses a multiple spot touch-control interactive system based on laser radar, its technical scheme is: including host computer, projecting apparatus and display, the projecting apparatus is connected with the host computer output, the beneficial effects of the utility model are that: pick up red laser pen respectively through many students, blue laser pen and yellow laser pen shine the display, the laser of different colours can be clear learn to use the student, help mr knows student's the condition of going to class, when needing to change the study content on the screen, mr's vocal transmission order, speaker is with mr's sound amplification, numerous sound in the sound sensor receiving classroom then transmit for speech recognizer, speech recognizer is accurate in numerous sound intercepting mr's the order of sending, then transmit the order for the host computer, the host computer is with the information input to the memory of receiving in, and the order that the executive teacher said, high durability and convenient operation, use comfort has been improved.

Description

Multi-point touch control interaction system based on laser radar

Technical Field

The utility model relates to an electronic product technical field, concretely relates to multiple spot touch-control interactive system based on laser radar.

Background

People are not unfamiliar with touch technology, most cash dispensers in banks have touch screen functions, computers with the touch technology are arranged in halls of hospitals, libraries and the like, and mobile phones, MP3 and digital cameras supporting the touch screens are also many. However, these existing touch screens are single-point touch screens, and can only recognize and support the touch and touch of one finger at a time, and if more than two points are touched at the same time, the correct response cannot be made, and the multi-point touch technology can decompose the task into two aspects of work, i.e., simultaneously acquiring multi-point signals, and judging the meaning of each path of signals, i.e., so-called gesture recognition, so as to realize the click and touch actions of five fingers of a screen recognizer at the same time.

The prior art has the following defects: along with education level's quick promotion, the classroom all develops towards the multimedia direction, for improving the classroom effect in the classroom, mr can call many students stand and touch the display on the podium, promotes the interest of study through interdynamic, but because the podium area is less, needs mr to put the podium down when the student is interactive, leads to when the study content of change screen, and difficult operation has reduced use comfort.

Therefore, it is necessary to invent a multi-touch interactive system based on laser radar.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a multi-point touch interactive system based on laser radar, which can clearly learn to use students by the laser with different colors through a plurality of students respectively picking up a red laser pen, a blue laser pen and a yellow laser pen to irradiate the display, thereby helping teachers to know the class condition of the students, when the learning content on the screen needs to be changed, the teacher sounds to transmit a command, the speaker amplifies the sound of the teacher, the sound sensor receives a plurality of sounds in a classroom and then transmits the sounds to the voice recognizer, the voice recognizer accurately intercepts the command sent by the teacher from the plurality of sounds, then the command is transmitted to the host computer, the host computer inputs the received information into the memory and executes the command spoken by the teacher, the operation is convenient, the use comfort is improved, the screen-replacing device solves the problems that when the learning content of the screen is replaced, the operation is not easy, and the use comfort level is reduced.

In order to achieve the above object, the present invention provides the following technical solutions: a multi-point touch interactive system based on laser radar comprises a host, a projector and a display, wherein the projector is connected with the output end of the host, the display is connected with the output end of the projector, the output end of the host is connected with a storage module, the receiving end of the host is connected with a control module and a USB (universal serial bus), the receiving end of the display is connected with an identification module, a laser induction module and a radar induction module, the connecting end of the projector is connected with a WIFE (wireless fidelity), and the host and the display are both wirelessly connected with the WIFE connecting end;

the host is used for analyzing and controlling the whole service system, and the storage module is used for recording information transmitted from the host;

the control module is used for sending out a voice control instruction to control the whole system, the projector is used for receiving information transmitted by the host and putting the information on the display in a picture mode, and the display is used for displaying the picture;

the identification module is used for identifying on the display, and the light spot displayed on the display is analyzed by the laser sensing module and then the information is fed back to the radar sensing module;

the USB is used for uploading courseware used in class, and the WIFE is used for ensuring normal use among the host, the projector and the display.

Preferably, the storage module comprises a memory.

Preferably, the control module comprises a speaker, a sound sensor and a voice recognizer.

Preferably, the pointing module includes a red laser pen, a blue laser pen, and a yellow laser pen.

Preferably, the laser sensing module comprises a laser sensor.

Preferably, the radar sensing module includes a radar sensor.

The utility model has the advantages that:

1. the utility model discloses a many students take up red laser pen, blue laser pen and yellow laser pen respectively and shine the display, the laser of different colours can be clear learns to use the student, help mr knows student's the condition of going to class, when needing to change the study content on the screen, mr's vocal transmission order, speaker is with mr's sound amplification, numerous sound in sound transducer receiving classroom then transmit for speech recognizer, speech recognizer is accurate in numerous sound intercepting mr's the order of sending, then transmit the order to the host computer, the host computer is with the information input who receives to the memory in, and carry out the order that mr said, high durability and convenient operation, use comfort is improved;

2. the utility model discloses a radar sensor's signal can extend to ground far away, can guarantee that the student can remote control red laser pen, blue laser pen and yellow laser pen, avoids the incident that personnel's confusion caused on the podium.

Drawings

Fig. 1 is a topological diagram provided by the present invention;

FIG. 2 is a structural system diagram provided by the present invention;

FIG. 3 is a schematic diagram of the unit provided by the present invention;

fig. 4 is a unit diagram of a control module provided by the present invention;

fig. 5 is a unit diagram of an assignment module provided by the present invention;

in the figure: 1. a host; 2. a storage module; 3. a control module; 4. a projector; 5. a display; 6. an assignment module; 7. a laser sensing module; 8. a radar sensing module; 9. USB; 10. WIFE; 11. a memory; 12. a speaker; 13. a sound sensor; 14. a speech recognizer; 15. a red light laser pen; 16. a blue laser pen; 17. a yellow laser pen; 18. a laser sensor; 19. a radar sensor.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Embodiment 1, refer to fig. 1-5, the utility model provides a multi-touch interactive system based on laser radar, including host computer 1, projector 4 and display 5, projector 4 is connected with host computer 1 output, display 5 is connected with projector 4 output, host computer 1 output is connected with storage module 2, host computer 1 receiving terminal is connected with control module 3 and USB9, display 5 receiving terminal is connected with identification module 6, laser-induced module 7 and radar response module 8, projector 4 link is connected with WIFE10, host computer 1 and display 5 all with WIFE10 link wireless connection;

the host 1 is used for analyzing and controlling the whole service system, and the storage module 2 is used for recording information transmitted from the host 1;

the control module 3 is used for sending out a voice control instruction to control the whole system, the projector 4 is used for receiving information transmitted by the host 1 and putting the information on the display 5 in a picture mode, and the display 5 is used for displaying pictures;

the identification module 6 is used for identifying on the display 5, and the light spot displayed on the display 5 is analyzed by the laser sensing module 7 and then the information is fed back to the radar sensing module 8;

the USB9 is used for uploading courseware used in class, and the WIFE10 is used for ensuring normal use among the host 1, the projector 4 and the display 5.

Further, the storage module 2 includes a memory 11, the model of the memory 11 is C81DC, and the memory 11 is a memory device used in modern information technology for storing information and can be used for storing information sent from the host 1.

Further, the control module 3 includes a speaker 12, a sound sensor 13 and a voice recognizer 14, the model of the sound sensor 13 is MKM-2190, the sound sensor 13 is configured to receive sound waves, and then feed back the received sound waves to the voice recognizer 14, and the voice recognizer 14 can accurately receive the sound from the teacher, thereby completing the control of the host 1.

Further, the assignment module 6 comprises a red laser pen 15, a blue laser pen 16 and a yellow laser pen 17.

Further, the laser sensing module 7 comprises a laser sensor 18, the model of the laser sensor 18 is EX-L221, and the laser sensor 18 can analyze laser.

Further, radar response module 8 includes radar sensor 19, sets up radar sensor 19 and can respond to laser, ensures that the multiple spot touching can normal use.

The utility model discloses a use as follows: in the initial state, when the utility model is used, the USB9 is firstly connected with the host 1, when classroom interaction is carried out, a plurality of students respectively pick up the red laser pen 15, the blue laser pen 16 and the yellow laser pen 17 to irradiate the display 5, the signal of the radar sensor 19 can extend to the far ground, thereby ensuring that the students can remotely control, avoiding the safety accident caused by the confusion of the personnel on the platform, in addition, the laser with different colors can clearly know the using student, helping the teacher know the class condition of the students, then when the study content on the screen needs to be changed, the teacher sounds to transmit the command, the speaker 12 amplifies the sound of the teacher, then the sound sensor 13 receives a plurality of sounds in the classroom and transmits the plurality of sounds to the voice recognizer 14, the voice recognizer 14 accurately intercepts the command issued by the teacher among a plurality of sounds and then transmits the command to the host 1, the host 1 inputs the received information into the memory 11 and executes the command spoken by the teacher, the operation is convenient, and the use comfort is improved.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.

Claims (6)

1. The utility model provides a multiple spot touch-control interactive system based on laser radar, includes host computer (1), projecting apparatus (4) and display (5), projecting apparatus (4) are connected with host computer (1) output, display (5) are connected with projecting apparatus (4) output, its characterized in that: the output end of the host (1) is connected with a storage module (2), the receiving end of the host (1) is connected with a control module (3) and a USB (9), the receiving end of the display (5) is connected with an identification module (6), a laser sensing module (7) and a radar sensing module (8), the connecting end of the projector (4) is connected with a WIFE (10), and the host (1) and the display (5) are both in wireless connection with the connecting end of the WIFE (10);

the host (1) is used for analyzing and controlling the whole service system, and the storage module (2) is used for recording information transmitted from the host (1);

the control module (3) is used for sending out a voice control instruction to control the whole system, the projector (4) is used for receiving information transmitted by the host (1) and putting the information on the display (5) in a picture mode, and the display (5) is used for displaying pictures;

the identification module (6) is used for identifying on the display (5), and light spots displayed on the display (5) are analyzed by the laser sensing module (7) and then information is fed back to the radar sensing module (8);

the USB (9) is used for uploading courseware used in class, and the WIFE (10) is used for ensuring normal use among the host (1), the projector (4) and the display (5).

2. The lidar-based multi-touch interaction system according to claim 1, wherein: the memory module (2) comprises a memory (11).

3. The lidar-based multi-touch interaction system according to claim 1, wherein: the control module (3) comprises a loudspeaker (12), a sound sensor (13) and a speech recognizer (14).

4. The lidar-based multi-touch interaction system according to claim 1, wherein: the identification module (6) comprises a red laser pen (15), a blue laser pen (16) and a yellow laser pen (17).

5. The lidar-based multi-touch interaction system according to claim 1, wherein: the laser sensing module (7) comprises a laser sensor (18).

6. The lidar-based multi-touch interaction system according to claim 1, wherein: the radar sensing module (8) comprises a radar sensor (19).

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