CN114280884B - Projection classroom locating system and locating method - Google Patents

Abstract

The invention provides a projection classroom locating system and a locating method, wherein the locating system comprises: the shifting rail is arranged along a classroom channel, and the classroom channel is arranged along the longitudinal direction of a classroom; the shifting seat is clamped on the shifting track and used for moving along the shifting track; the display device is arranged on the shift seat; a shift control device comprising: the first determining unit is used for determining the occupation condition of the current classroom according to the current scene and the late arrival condition of the classroom; a second determining unit for determining a seat of the late arrival person according to the occupancy condition of the classroom and the condition of the late arrival person; and the control unit is used for controlling the shift seat to shift to the classroom channel position corresponding to the seat according to the determined seat of the late arrival person and controlling the display device to display the column number of the corresponding seat. The method provided by the invention can be used for conveniently and rapidly finding the seat of the late person in the dark environment, and is convenient and rapid and high in intelligent degree.

Description

Location-finding system and method for projection classroom

technical field

The invention relates to the technical field of multimedia teaching, in particular to a system for finding a location in a projection classroom and a method for finding a location in a projection classroom.

Background technique

With the development of science and technology, the use of multimedia in teaching is becoming more and more common, and it occupies an increasingly important position in teaching. All kinds of schools and academic units are building multimedia classrooms or multi-functional halls. Multimedia teaching integrates sound, image, video, text and other media, which can be used as an effective auxiliary teaching method, and can intuitively display the content to be presented, which is convenient for understanding, and can not only impart knowledge, develop The purpose of cultivating intelligence and ability can also realize the purpose of teaching students in accordance with their aptitude and personalized teaching, so it is favored by teachers, students and academic units.

In the prior art, it is possible to install a display device in the classroom, connect the display device to the teacher's computer, turn off the lights in the classroom, and project the display screen in the computer to the display device for synchronous multimedia teaching. During multimedia teaching, when a student enters the classroom, it is inconvenient to find a seat because the classroom light is turned off and there is no light source. At the same time, the process of finding a seat will affect the surrounding students to attend class.

Contents of the invention

Aiming at the technical problem in the prior art that it is inconvenient to find seats due to dark lights in multimedia teaching, the present invention provides a projection classroom positioning system and a projection classroom positioning method, which can facilitate latecomers to sit in a dark environment. Quickly find a seat, which is convenient, fast and highly intelligent.

In order to achieve the above purpose, the first aspect of the present invention provides a positioning system for projection classrooms, including: a shifting track arranged along the classroom passage, and the classroom passage is arranged along the longitudinal direction of the classroom; a shifting seat is set on the On the shifting track, it is used to move along the shifting track; the display device is arranged on the shifting seat, and is used to display the number of rows of seats; the shifting control device includes: a first determining unit, used for According to the current scene of the classroom and the situation of the latecomers, determine the occupancy of the current classroom; the second determination unit is used to determine the seats of the latecomers according to the occupancy situation of the classroom and the situation of the latecomers; the control unit is used for According to the determined seat of the latecomer, the shift seat is controlled to shift to the classroom channel position corresponding to the seat, and the display device is controlled to display the column number of the corresponding seat, and the latecomer can pass through the The shifting seat arrives at the passageway position of the classroom corresponding to the seat, and can find the corresponding seat according to the number of rows of the seat displayed.

Further, the current scene of the classroom includes a projection scene and a non-projection scene; the latecomer situation includes the number of latecomers entering the classroom; the occupancy situation of the classroom includes the number and location of unoccupied seats; A determining unit is used to determine the number and position of currently unoccupied seats when the classroom is in a projected scene and the number of latecomers entering the classroom is one; number and position, and according to the number of latecomers entering the classroom, the seat of latecomers is determined as an unoccupied seat in the set area; wherein, the set area is the area within the preset range around the first passage, The first passage is the passage closest to the classroom door; the control unit is used to control the shift seat to move to the classroom passage position corresponding to the seat according to the determined seat corresponding to the latecomer.

Further, the current scene of the classroom includes a projection scene and a non-projection scene; the latecomer situation includes the number of latecomers entering the classroom and the height information of the latecomers; the occupancy situation of the classroom includes the number of unoccupied seats and the position; the first determination unit is used to determine the number and position of currently unoccupied seats according to the height information of each latecomer when the classroom is in a projected scene and the number of latecomers entering the classroom is multiple The second determination unit is used to determine the seat of each latecomer from the unoccupied seats according to the number and position of the current unoccupied seats, and according to the height information of each latecomer; the control unit It is used for sequentially controlling the displacement of the shift seat to the classroom aisle position corresponding to each seat according to the determined seat corresponding to each latecomer.

Further, the determining the seat of each latecomer from the unoccupied seats includes: determining the seat of the latecomer as an unoccupied seat in a set area; wherein, the set area is the first The area within the preset range around the passage, the first passage is the passage closest to the door of the classroom; determine the displacement distance between each unoccupied seat and the door of the classroom; according to the height information of each latecomer and the According to the displacement distance, determine the seat corresponding to each latecomer.

Further, the sequentially controlling the shifting of the shifting seat to the classroom aisle position corresponding to each seat includes: sequentially controlling the shifting of the shifting seat to each The classroom aisle position corresponding to the seat.

The second aspect of the present invention provides a method for locating a projection classroom, which is applied to the projection classroom locating system described above. The method for locating a projection classroom includes: determining the current classroom according to the current scene of the classroom and the situation of latecomers According to the occupancy of the classroom and the situation of the latecomers, determine the seat of the latecomer; according to the determined seat of the latecomer, control the shift seat to move to the corresponding classroom channel of the seat position, and control the display device to display the number of columns corresponding to the seat, latecomers can arrive at the corresponding classroom passage position of the seat through the shift seat, and can find the corresponding seat according to the column number of the displayed seat seat.

Further, the current scene of the classroom includes a projection scene and a non-projection scene; the latecomer situation includes the number of latecomers entering the classroom; the occupancy situation of the classroom includes the number and position of unoccupied seats; The current scene of the classroom and the situation of latecomers to determine the occupancy of the current classroom, including: when the classroom is in the projection scene and the number of latecomers entering the classroom is one, determine the number and location of the currently unoccupied seats; According to the occupancy situation of the classroom and the latecomer situation, determining the seat of the latecomer includes: according to the number and position of the currently unoccupied seat, and according to the number of latecomers entering the classroom, the latecomer's seat is determined. It is determined as an unoccupied seat in a set area; wherein, the set area is an area within a preset range around the first passage, and the first passage is the passage closest to the classroom door.

Further, the current scene of the classroom includes a projection scene and a non-projection scene; the latecomer situation includes the number of latecomers entering the classroom and the height information of the latecomers; the occupancy situation of the classroom includes the number of unoccupied seats And position; Described according to the current scene of classroom and latecomer situation, determine the occupancy situation of current classroom, comprise: under the situation that classroom is in projected scene and the latecomer number that enters classroom is a plurality of situations, according to each latecomer's Height information, to determine the number and position of the currently unoccupied seats; said according to the occupancy of the classroom and the situation of the latecomers, determine the seat of the latecomers, including: according to the number and position of the currently unoccupied seats, And according to the height information of each latecomer, determine the seat of each latecomer from the unoccupied seat; described according to the determined seat of the latecomer, control the shift seat to shift to the seat corresponding to the seat The location of the classroom aisle includes: according to the determined seat corresponding to each latecomer, sequentially controlling the displacement of the shift seat to the classroom aisle position corresponding to each seat.

Further, the determining the seat of each latecomer from the unoccupied seats includes: determining the seat of the latecomer as an unoccupied seat in a set area; wherein, the set area is the first The area near the passage, the first passage is the passage closest to the door of the classroom; determine the displacement distance between each of the unoccupied seats and the door of the classroom; according to the height information of each latecomer and the displacement distance , to determine the seat corresponding to each latecomer.

Further, the controlling the displacement of the shift seat to the position of the classroom channel corresponding to the seat includes: sequentially controlling the shift of the shift seat to the position corresponding to each seat in accordance with the order of the height of the latecomers from low to high. classroom access location.

Through the technical solution provided by the present invention, the present invention has at least the following technical effects:

The projection classroom positioning system of the present invention includes a shift track, a shift seat, a display device and a shift control device. Moving back, the display device is arranged on the shift seat and can display the row number of the seat. The displacement control device is connected with the displacement seat, and can determine the occupancy of the current classroom according to the current scene of the classroom and the situation of the latecomers, and determine the seat of the latecomers from a plurality of seats according to the occupancy situation and the situation of the latecomers, and control The shift seat shifts to the corresponding classroom channel position of the seat, and controls the display device to display the column number of the corresponding seat, so that latecomers can arrive at the classroom channel position corresponding to the seat by the shift seat, and can Find the corresponding seat according to the row number of the seat displayed. According to the system provided by the invention, it is convenient for latecomers to quickly find a seat in a dark environment, which is convenient, quick and highly intelligent.

Other features and advantages of the present invention will be described in detail in the detailed description that follows.

Description of drawings

The accompanying drawings are used to provide a further understanding of the embodiments of the present invention, and constitute a part of the specification, and are used together with the following specific embodiments to explain the embodiments of the present invention, but do not constitute limitations to the embodiments of the present invention. In the attached picture:

FIG. 1 is a schematic diagram of a projection classroom locating system provided by an embodiment of the present invention;

2 is a schematic diagram of the control unit in the projection classroom location finding system provided by the embodiment of the present invention;

FIG. 3 is a flow chart of a method for finding a location in a projection classroom provided by an embodiment of the present invention.

Detailed ways

The specific implementation manners of the embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings. It should be understood that the specific implementation manners described here are only used to illustrate and explain the embodiments of the present invention, and are not intended to limit the embodiments of the present invention.

It should be noted that, in the case of no conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

In the present invention, unless stated to the contrary, the used orientation words such as "up, down, top, bottom" generally refer to the directions shown in the drawings or refer to the vertical, perpendicular or gravitational directions The terms used to describe the mutual positional relationship of the various components mentioned above.

The present invention will be described in detail below with reference to the accompanying drawings and examples.

Please refer to Fig. 1 and Fig. 2, the embodiment of the present invention provides a projection classroom positioning system, the system includes: shifting track, arranged along the classroom passage, the classroom passage is arranged along the longitudinal direction of the classroom; shifting seat, card It is arranged on the shift track and is used to move along the shift track; the display device is arranged on the shift seat and is used to display the number of rows of seats; the shift control device includes: the first determination The unit is used to determine the occupancy of the current classroom according to the current scene of the classroom and the situation of the latecomers; the second determining unit is used to determine the seats of the latecomers according to the occupancy situation of the classroom and the situation of the latecomers; The unit is used to control the shift seat to move to the corresponding classroom aisle position of the seat according to the determined seat of the latecomer, and control the display device to display the column number of the corresponding seat. The classroom aisle position corresponding to the seat can be reached through the shift seat, and the corresponding seat can be found according to the displayed row number of the seat.

Specifically, in the embodiment of the present invention, the projection classroom positioning system includes a shifting track, a shifting seat, a display device and a shifting control device, the classroom passage is arranged along the longitudinal direction of the classroom, and the shifting track is arranged along the classroom passage. The shifting seat is fixed on the shifting track, and can move back and forth on the shifting track. The shifting seat can be a seat-like structure, and students can sit on the shifting seat to move; the shifting seat can be a flat structure, and students It can stand on the shift seat and move, further, the shift seat is also provided with handrails. The display device is arranged on the shift seat and can display the row number of the seat. The displacement control device detects in real time whether there are latecomers entering the classroom. When a latecomer is detected, it detects the current scene of the classroom and the situation of the latecomers, and determines the occupancy of the current classroom according to the current scene of the classroom and the situation of the latecomers. According to the occupancy situation and the latecomer situation, determine the seat of the latecomer from a plurality of seats, then control the shift seat to move to the corresponding classroom passage position of the seat, and display the column number of the corresponding seat on the display device. The person can find the corresponding seat according to the column number displayed by the display device.

The present invention is not only suitable for projection classrooms, but also suitable for finding seats for latecomers in movie theaters or other dark environments.

According to the projection classroom location finding system provided by the present invention, it is convenient for latecomers to quickly find a seat in a dark environment, which is convenient, quick and highly intelligent.

Further, the current scene of the classroom includes a projection scene and a non-projection scene; the latecomer situation includes the number of latecomers entering the classroom; the occupancy situation of the classroom includes the number and location of unoccupied seats; A determining unit is used to determine the number and position of currently unoccupied seats when the classroom is in a projected scene and the number of latecomers entering the classroom is one; number and position, and according to the number of latecomers entering the classroom, the seat of latecomers is determined as an unoccupied seat in the set area; wherein, the set area is the area within the preset range around the first passage, The first passage is the passage closest to the classroom door; the control unit is used to control the shift seat to move to the classroom passage position corresponding to the seat according to the determined seat corresponding to the latecomer.

Specifically, in the embodiment of the present invention, the current classroom scene includes a projection scene and a non-projection scene. When the current scene is a projection scene and the displacement control device detects that the number of latecomers is one, determine the occupancy of the current classroom, Determine the number of unoccupied seats and the position of each seat according to the occupancy situation, determine the area near the aisle closest to the classroom door as the set area, and determine any unoccupied seat in the set area as the seat for latecomers . Preferably, the distance between the unoccupied seat in the set area and the classroom door is calculated, and the nearest unoccupied seat in the set area is selected as the seat for latecomers.

According to the projection classroom positioning system provided by the present invention, seats can be selected in the area near the classroom door, the moving time of latecomers can be shortened, and the impact on other students during the shifting process can be reduced as much as possible, which is helpful for maintenance Classroom order to ensure the teaching effect.

Further, the current scene of the classroom includes a projection scene and a non-projection scene; the latecomer situation includes the number of latecomers entering the classroom and the height information of the latecomers; the occupancy situation of the classroom includes the number of unoccupied seats and the position; the first determination unit is used to determine the number and position of currently unoccupied seats according to the height information of each latecomer when the classroom is in a projected scene and the number of latecomers entering the classroom is multiple The second determination unit is used to determine the seat of each latecomer from the unoccupied seats according to the number and position of the current unoccupied seats, and according to the height information of each latecomer; the control unit It is used for sequentially controlling the displacement of the shift seat to the classroom aisle position corresponding to each seat according to the determined seat corresponding to each latecomer.

Specifically, in the embodiment of the present invention, when the current scene is a projection scene, and the shift control device detects that there are multiple latecomers, the height information of each latecomer is obtained to determine the occupancy of the current classroom. Determine the number and position of the currently unoccupied seats, select the seat corresponding to each latecomer among the currently unoccupied seats according to the height information of the latecomers, and then move the shift seat to the classroom channel corresponding to each seat in turn Location.

Further, the determining the seat of each latecomer from the unoccupied seats includes: determining the seat of the latecomer as an unoccupied seat in a set area; wherein, the set area is the first The area within the preset range around the passage, the first passage is the passage closest to the door of the classroom; determine the displacement distance between each unoccupied seat and the door of the classroom; according to the height information of each latecomer and the According to the displacement distance, determine the seat corresponding to each latecomer.

Specifically, in the embodiment of the present invention, the area near the first aisle closest to the classroom door can be determined as the set area, and a seat is selected for each latecomer in the unoccupied seats in the set area according to the height information.

According to the projection classroom positioning system provided by the present invention, seats can be selected in the area near the classroom door, the moving time of latecomers can be shortened, and the impact on other students during the shifting process can be reduced as much as possible, which is helpful for maintenance Classroom order to ensure the teaching effect.

Preferably, calculate the distance between each unoccupied seat in the setting area and the door of the classroom, set the priority of each unoccupied seat in the order of distance from far to near, and the closer the distance to the door, the priority of unoccupied seats The higher the class, then set the priority of the latecomers according to the height of each latecomer in the order from low to high. Matching, latecomers with high height priority correspond to unoccupied seats with high priority, and select seats for each latecomer in turn.

According to the projection classroom location finding system provided by the present invention, seats can be selected for latecomers according to their heights, so as to ensure that students are not blocked by the students in front when they are listening to a class, and ensure the students' class experience and teaching effect.

Further, the sequentially controlling the shifting of the shifting seat to the classroom aisle position corresponding to each seat includes: sequentially controlling the shifting of the shifting seat to each The classroom aisle position corresponding to the seat.

Specifically, in the embodiment of the present invention, the moving path can be optimized, and the students with lower stature are first moved to the classroom aisle position corresponding to the seat, and then the taller students are moved to the classroom aisle position corresponding to the seat. Further, the shifting seat can move a plurality of latecomers at the same time, and the latecomers stand on the shifting seat in turn according to their height, and control the shifting seat to move in order of height from low to high.

According to the projection classroom positioning system provided by the present invention, the moving route can be optimized, and classroom order can be effectively maintained.

Please refer to Fig. 3, the second aspect of the present invention provides a method for locating a projection classroom, which is applied to the projection classroom locating system described above, and the method for locating a projection classroom includes: according to the current scene of the classroom and latecomers According to the occupancy situation of the current classroom; according to the occupancy situation of the classroom and the situation of the latecomers, determine the seat of the latecomer; according to the determined seat of the latecomer, control the shift seat to move to the seat The classroom channel position corresponding to the seat, and control the display device to display the column number of the corresponding seat, the latecomer can arrive at the classroom channel position corresponding to the seat by the shift seat, and can pass through the column according to the displayed seat. Number to find the corresponding seat.

Further, the current scene of the classroom includes a projection scene and a non-projection scene; the latecomer situation includes the number of latecomers entering the classroom; the occupancy situation of the classroom includes the number and position of unoccupied seats; The current scene of the classroom and the situation of latecomers to determine the occupancy of the current classroom, including: when the classroom is in the projection scene and the number of latecomers entering the classroom is one, determine the number and location of the currently unoccupied seats; According to the occupancy situation of the classroom and the latecomer situation, determining the seat of the latecomer includes: according to the number and position of the currently unoccupied seat, and according to the number of latecomers entering the classroom, the latecomer's seat is determined. It is determined as an unoccupied seat in a set area; wherein, the set area is an area within a preset range around the first passage, and the first passage is the passage closest to the classroom door.

Further, the current scene of the classroom includes a projection scene and a non-projection scene; the latecomer situation includes the number of latecomers entering the classroom and the height information of the latecomers; the occupancy situation of the classroom includes the number of unoccupied seats And position; Described according to the current scene of classroom and latecomer situation, determine the occupancy situation of current classroom, comprise: under the situation that classroom is in projected scene and the latecomer number that enters classroom is a plurality of situations, according to each latecomer's Height information, to determine the number and position of the currently unoccupied seats; said according to the occupancy of the classroom and the situation of the latecomers, determine the seat of the latecomers, including: according to the number and position of the currently unoccupied seats, And according to the height information of each latecomer, determine the seat of each latecomer from the unoccupied seat; described according to the determined seat of the latecomer, control the shift seat to shift to the seat corresponding to the seat The location of the classroom aisle includes: according to the determined seat corresponding to each latecomer, sequentially controlling the displacement of the shift seat to the classroom aisle position corresponding to each seat.

Further, the determining the seat of each latecomer from the unoccupied seats includes: determining the seat of the latecomer as an unoccupied seat in a set area; wherein, the set area is the first The area near the passage, the first passage is the passage closest to the door of the classroom; determine the displacement distance between each of the unoccupied seats and the door of the classroom; according to the height information of each latecomer and the displacement distance , to determine the seat corresponding to each latecomer.

Further, the controlling the displacement of the shift seat to the position of the classroom channel corresponding to the seat includes: sequentially controlling the shift of the shift seat to the position corresponding to each seat in accordance with the order of the height of the latecomers from low to high. classroom access location.

The preferred embodiment of the present invention has been described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the specific details of the above embodiment, within the scope of the technical concept of the present invention, various simple modifications can be made to the technical solution of the present invention, These simple modifications all belong to the protection scope of the present invention.

In addition, it should be noted that the various specific technical features described in the above specific embodiments can be combined in any suitable way if there is no contradiction. The combination method will not be described separately.

In addition, various combinations of different embodiments of the present invention can also be combined arbitrarily, as long as they do not violate the idea of the present invention, they should also be regarded as the disclosed content of the present invention.

Claims (10)

1. A projection classroom locating system, the projection classroom locating system comprising:

a shift rail disposed along a classroom channel disposed along a longitudinal direction of the classroom;

the shifting seat is clamped on the shifting track and used for moving along the shifting track;

the display device is arranged on the shifting seat and used for displaying the column number of the seating seat;

a shift control device comprising:

the first determining unit is used for determining the occupation condition of the current classroom according to the current scene and the late arrival condition of the classroom; the current scene of the classroom comprises a projected scene and a non-projected scene; the late arrival situations comprise the number of late arrival persons entering a classroom; the occupancy of the classroom includes the number and location of unoccupied seats;

a second determining unit, configured to determine a seat of a late arrival person according to an occupancy condition of the classroom and the late arrival person condition;

and the control unit is used for controlling the shift seat to shift to the classroom channel position corresponding to the seat according to the determined seat of the late arrival person, controlling the display device to display the column number of the corresponding seat, enabling the late arrival person to reach the classroom channel position corresponding to the seat through the shift seat, and searching for the corresponding seat according to the displayed column number of the seat.

2. The projection classroom locating system of claim 1 wherein,

the first determining unit is used for determining the number and the position of the current unoccupied seats under the condition that the classroom is in a projection scene and the number of the late persons entering the classroom is one;

the second determining unit is used for determining the seating seats of the late arrival person as unoccupied seats in the set area according to the number and the positions of the current unoccupied seats and the number of the late arrival persons entering the classroom; the set area is an area in a preset range around a first channel, and the first channel is the channel closest to a classroom gate;

the control unit is used for controlling the shifting seat to shift to the classroom channel position corresponding to the seat according to the seat corresponding to the determined late arrival person.

3. The projection classroom locating system of claim 1 wherein the late arrival condition further includes height information of the late arrival;

the first determining unit is used for determining the number and the positions of the seats which are not occupied currently according to the height information of each arrival person under the condition that the classroom is in a projection scene and the number of arrival persons entering the classroom is a plurality of;

the second determining unit is used for determining the seating seat of each late arrival person from the unoccupied seats according to the number and the positions of the current unoccupied seats and according to the height information of each late arrival person;

the control unit is used for sequentially controlling the shifting seat to shift to the classroom channel position corresponding to each seating seat according to the determined seating seat corresponding to each late arrival.

4. The projection classroom locating system of claim 3 wherein said determining the seating of each late arrival from said unoccupied seats includes:

determining the seat of the late arrival person as an unoccupied seat within the set area; the set area is an area in a preset range around a first channel, and the first channel is the channel closest to a classroom gate;

determining a displacement distance between each of the unoccupied seats and a classroom gate;

and determining a seating seat corresponding to each late arrival person according to the height information of each late arrival person and the displacement distance.

5. The projection classroom locating system of claim 4 wherein said sequentially controlling said shift mounts to shift to a classroom channel location corresponding to each seating mount comprises:

and sequentially controlling the shifting seats to shift to the classroom channel positions corresponding to each seating seat according to the height sequence of the late arrival person from low to high.

6. A projection classroom locating method applied to the projection classroom locating system of any one of claims 1-5, characterized in that the projection classroom locating method comprises the following steps:

determining the occupation condition of the current classroom according to the current scene and the situation of the late arrival person of the classroom; the current scene of the classroom comprises a projected scene and a non-projected scene; the late arrival situations comprise the number of late arrival persons entering a classroom; the occupancy of the classroom includes the number and location of unoccupied seats;

determining the sitting seats of the late arrival people according to the occupation condition of the classrooms and the condition of the late arrival people;

and according to the determined sitting seats of the late arrival, controlling the shifting seat to shift to the classroom channel positions corresponding to the sitting seats, controlling the display device to display the column numbers of the corresponding sitting seats, enabling the late arrival to reach the classroom channel positions corresponding to the sitting seats through the shifting seat, and searching for the corresponding sitting seats according to the displayed column numbers of the sitting seats.

7. The projection classroom locating method as set forth in claim 6, wherein,

the determining the occupation condition of the current classroom according to the current scene and the late arrival condition of the classroom comprises the following steps:

under the condition that the classroom is in a projection scene and the number of late arrival persons entering the classroom is one, determining the number and the positions of the seats which are not occupied currently;

the determining the seat of the late arrival according to the occupancy condition of the classroom and the late arrival condition comprises the following steps:

determining the seating seats of the late arrival persons as unoccupied seats in the set area according to the number and the positions of the current unoccupied seats and the number of the late arrival persons entering the classroom; the set area is an area in a preset range around a first channel, and the first channel is the channel closest to a classroom gate.

8. The projection classroom locating method of claim 6 wherein the late arrival condition further includes height information of the late arrival;

the determining the occupation condition of the current classroom according to the current scene and the late arrival condition of the classroom comprises the following steps:

under the condition that the classroom is in a projection scene and the number of late arrival persons entering the classroom is a plurality of, determining the number and the positions of the seats which are not occupied currently according to the height information of each late arrival person;

the determining the seat of the late arrival according to the occupancy condition of the classroom and the late arrival condition comprises the following steps:

determining a seating seat for each late arrival person from the unoccupied seats according to the number and the position of the current unoccupied seats and according to the height information of each late arrival person;

and according to the determined sitting seat of the late arrival, controlling the shifting seat to shift to a classroom channel position corresponding to the sitting seat, wherein the method comprises the following steps of:

and according to the determined seating seat corresponding to each late arrival, the shifting seat is controlled to shift to the classroom channel position corresponding to each seating seat in sequence.

9. The projection classroom locating method as set forth in claim 8 wherein said determining a seat for each late arrival from said unoccupied seats includes:

determining the seat of the late arrival person as an unoccupied seat within the set area; the first channel is the nearest channel to the classroom gate;

determining a displacement distance between each of the unoccupied seats and a classroom gate;

and determining a seating seat corresponding to each late arrival person according to the height information of each late arrival person and the displacement distance.

10. The projection classroom positioning method as set forth in claim 9, wherein said controlling the shift of the shift seat to the classroom channel position corresponding to the seating seat includes:

and sequentially controlling the shifting seats to shift to the classroom channel positions corresponding to each seating seat according to the height sequence of the late arrival person from low to high.