218 results about "Smart classroom" patented technology

A learning management system and method. Controllable devices, generally intended for students of a smart classroom, are each operable in a locked configuration and in an unlocked configuration. A controller device, generally intended for a teacher of a smart classroom, is configured to send command signals over a communication network. A server system interprets and handles communications between the controllable devices and the controller device such that when a locking signal is sent from the teacher's controller device, the server system sets each of the controllable devices to the locked configuration in which the user interface of each controllable device is controlled by the controller device, and when an unlocking signal is received from the teacher's controller device, the server system sets each of the controllable devices from the locked configuration to the unlocked configuration in which the user interface is operable independently of the controller device.

The invention relates to the field of intelligent teaching, in particular to a student behavior analysis and identification system for an intelligent classroom. The system comprises a coordinate and posture capture module, which obtains the position coordinates of each student and captures the facial orientation posture and hand movement posture of each student. The attention point calculation module obtains the facial orientation posture of the students and calculates the classroom attention points of the students through the facial orientation posture; Behavior recognition module obtains students' attention points and hand gestures, and recognizes students' classroom behavior through students' classroom attention points and hand gestures; Behavior comparison module, to obtain the classroom behavior of each student, and compare with the classroom behavior of its neighboring students, to judge the classroom state of each student; the result feedback module is used to feedback the students' classroom state and feedback it to the teacher in real time. The present invention solves the problem that the prior art is inaccurate in identifying and judging the classroom state of students.

The invention discloses a remote intelligent interactive teaching system which comprises an intelligent learning terminal, a cloud server and a teaching terminal. The intelligent learning terminal comprises a micro-control unit, and a network communication module, a voice collection module and a video collection module which are connected with the micro-control unit separately. The intelligent learning terminal comprises an intelligent control device which is in communication connection with the micro-control unit. A learning software platform is installed on the intelligent control device. A teaching software platform matched with the learning software platform is installed on the teaching terminal. Distinguished from traditional and existing products which are retrained by conditions and are not convenient enough to use, timely and efficient interactive teaching exchange between students and teachers can be achieved, and the teachers and parents can check and know the learning conditions of the students at any time and any place through mobile terminals. In addition, the system can also be adopted as a smart classroom for teaching, and intelligentization and high efficiency of classroom teaching are achieved.

The invention discloses a smart classroom system, which comprises a pre-class unit, a class unit, a after-class unit and an out-of-class unit, wherein the pre-class unit is used for realizing pre-class preparation, class lesson preparation, classroom interaction and preview summarization; the class unit is used for realizing cross-region and cross-school remote real-time teaching live broadcast, cross-region and cross-school remote real-time teaching interaction, cross-region and cross-school cooperative teaching, cross-region and cross-school real-time teaching, cross-region and cross-schoolreal-time teaching competition and cross-region and cross-school Internet-assisted teaching research and classroom teaching evaluation; the after-class unit is used for providing micro-lesson learning, remedial learning, interactive question answering and individualized learning after the class; the out-of-class unit is used for realizing communication with an outside community and interaction between parents and schools; and the pre-class unit, the class unit, the after-class unit and the out-of-class unit are mutually connected. The smart class system disclosed by the invention has the beneficial effects of realizing fabrication collecting and flowing of teaching resources, being conducive to improving the learning interests of students, and increasing the objectiveness and fairness of educational teaching management.

The invention discloses an intelligent classroom student management method. The method comprises the steps of capturing the face information of a student through a camera, arranging a resonance imaging diode around the camera, enabling the camera to emit the invisible infrared rays with different wavelengths, carrying out the face optical recognition on the student by capturing the intensity of the reflected light caused by face blood flow of the student, and obtaining the physiological information of the student; capturing the student face information through the camera, determining the eye positions through an eye positioning technology in face recognition, and capturing the blinking actions; judging whether the student is in an attention concentration state or not by detecting the eye opening and closing state of the student, and judging whether the student is in a front view state or not by measuring the proportion of the facial contours or pupils; carrying out the mathematical analysis on the face information, collected by the camera, of the student, and judging the attention concentration state of the student; and displaying the attention concentration state of all students at a teacher control terminal.

The invention discloses a smart classroom control system and its centralized control facilities, herein the system is composed of a backstage management system, at least one centralized control facility in communication connection with the backstage management system,an Android core board connected with the centralized control facility, at least one expansion board connected with the Android core board by a serial port and at least one facility connected with the expansion board. Hardware operating module of the backstage management system delivers hardware operational command to at least one centralized control facility; the centralized control facility instantiates each expansion board and manages the communication between the expansion board and the Android core board, delivering hardware operational command through the Android core board to at least one expansion board so as to transmit the hardware operational command to corresponding facilities, or resolving the the hardware operational command into corresponding control command to control corresponding facilities according to the control command. With the invention, facilities in smart classroom can be used more reasonably and efficiently, improving the teaching experience.

The invention discloses an intelligent interconnected teaching system. The intelligent interconnected teaching system comprises a cloud server, user terminals and smart classroom systems; each user terminal and each smart classroom system are respectively in communication connection with the cloud server through a wired network or a wireless network; the smart classroom systems can realize recording or live broadcasting of teaching processes of teachers; audio/video data are transmitted to the cloud server for storing through a network; the user terminals issue a request command to the cloud server; the cloud server transmits required course data to the user terminals after analyzing and matching, so that the interaction of teaching resource data is realized. According to the teaching system disclosed by the invention, stable direct broadcasting and recorded broadcasting of an online course are realized; the problems of live broadcasting picture stuttering and the like, and audio and video instability in recorded broadcasting and the like are effectively solved and overcome; the user experience of a user is greatly improved.

The invention provides an illumination control system and an adaptive illumination control method of a smart classroom. The system receives information from a face identification camera, an illumination sensor, a projector current detector and an infrared sensor via an energy efficacy controller, determines indoor staff distribution under the conditions of outside illumination, staff distributionin the classroom, use of a projector, and entrance of staff in a relatively dark indoor environment and determines ON/OFF of light according to the staff distribution condition. The complex classroomenvironment is combined fully, most conditions during practical use of the classroom are considered in a control strategy of the illumination system, use of the projector is also taken into consideration, thus, the energy efficacy is managed, ante adaptive degree is high, and illumination requirements for complex teaching environment are met.

A healthy and smart classroom lighting system comprises a server, a host computer and a plurality of classroom overall light systems. The server is connected with the host computer. The host computeris connected with each classroom overall lighting system through a local area network; the classroom overall lighting system includes a central processor, a control device and a plurality of lamp systems installed in the classroom, and the central processor is connected to the host computer; the lamp system includes a ZigBee receiving control module, a driving power supply, a load lamp, a light color control processor MCU, and a light color sensor; and the lamp system includes a blackboard light system in a blackboard lighting zone, a teacher light system in a teacher teaching zone, and a classroom light system in a student learning zone. The healthy and smart classroom lighting system solves the problems of stroboscopic flash, glare, illumination and light color coordination, and uses anintelligent control system to adapt the visual requirements of the students in different classroom activity scenes through an intelligent natural light compensation module and a mode preset control function.

The invention discloses a smart classroom cloud platform, comprising a teacher camera, a student camera and a sound amplifying system. The teacher camera is unidirectionally connected with a recordingand broadcasting integrated machine. The student camera is unidirectionally connected with the recording and broadcasting integrated machine. The recording and broadcasting integrated machine is unidirectionally connected with a central control host. The sound amplifying system is unidirectionally connected with a digital audio processor. The digital audio processor is unidirectionally connectedwith the recording and broadcasting integrated machine. The central control host is electrically connected with an intelligent class card. The central control host is unidirectionally connected with awireless display device. The central control host is electrically connected with a student interactive touch integrated machine. The platform integrates multimedia teaching, visual teaching quality management, classroom video resource construction and network-based management of teaching facilities. The teaching and learning experiences of teacher and students are improved, and the teaching management methods are innovated. Based on the Internet and the cloud computing technology, application analysis can be made of the teaching information, and the education and teaching activities in schools can be made more intelligent.

The invention relates to a teaching system based on a smart classroom and a working method thereof. The system comprises a smart blackboard, a written content acquiring device, a processing device anda display device. The smart blackboard has a writing and touch detecting function. The written content acquiring device is used to acquire the written content on the smart blackboard, and send the acquired written content to the processing device for saving and processing. The processing device determines whether a preset information identifier is written on the smart blackboard according to a touch point position detected by the smart blackboard. If the preset information identifier is written on the smart blackboard, the content labelled by the preset information identifier is identified inthe written content acquired by the written content acquiring device, and relevant information is retrieved and displayed on the display device according to the labelled content. According to the invention, a touch device is added on the blackboard; the written handwriting information is acquired; the relevant content is retrieved and displayed in the interactive smart tablet device; and the content displayed by a display unit is well integrated with the content written on an ordinary glass blackboard.

The disclosure discloses a fingerprint positioning method in a smart classroom, which is specifically: firstly, performing Gaussian filtering and taking the average value on a wireless signal strength value RSSI in the fingerprint database; then finding the neighbor point closest to the signal strength of the to-be-measured point; finally, the Euclidean distance is used as the weight reference, and the weighted center of mass is obtained for the nearest neighbor points. The weight index is introduced as an index of the weight, and the coordinates of the to-be-tested node are obtained. The disclosure has a higher positioning accuracy, smaller positioning error fluctuations and greater environmental adaptability.

The invention discloses an intelligent classroom based on a face recognition technology. The classroom comprises a central processing unit, the input end of the central processing unit is provided with a voice recognition module,a camera, a data input module and a leave input module, the output end of the central processing unit is provided with a terminal, a position positioning module and a facerecognition module, the connecting end of the face recognition module is provided with an image database, and the output ends of the position positioning module and the face recognition module are provided with a level classification module. The camera is used for monitoring attendance of students and teachers; the system is matched with the face recognition module for use; the position positioning module, the level classification module and the seat chart display module are used in cooperation, stroboscopic prompt is conducted on positions of students who do not learn to fill colors and areserious in condition through the stroboscopic prompt module, teachers do not need to take care of the situations seriously, and the students are prevented from being affected in class and educated after class.

The invention discloses a home-school linkage system and a home-school linkage method, and belongs to the technical field of Internet of Things, wherein a teacher client can display and manage analysis reports of learning situations of students, receives parent suggestions sent by a parent client and sends teacher suggestions to the parent client; the parent client can receive the reports of learning situations of the students, learning opinions and feedback opinions sent by the teacher; a background server is connected with a smart classroom system of the system, obtains the learning situation data of the students, analyzes the learning situations of the students, and automatically sends the reports of learning situations of the students, thereby better promoting the common education between the family and the school; the mobile terminal technology, the web technology and the like are combined into the home-school interconnected platform to automatically analyze the learning situations, the evaluation situations and the school performance, and automatically sent the situations of the students in school to the parents, thereby greatly reducing the workload of the teacher; and eachstudent can be taken care of in a timely and comprehensive manner, which helps to improve the teaching effect.

The invention discloses a whiteboard synchronous display method based on an Android side smart classroom, which covers the two aspects of a teacher end and student ends in the smart classroom. The teacher end and the student ends communicate with each other on the basis of the MQTT instant communication protocol through which a teacher and students can subscribe to the same topic. During the wholeclassroom activities, the teacher enables a whiteboard function in the teacher end, the teacher writes on the whiteboard and issues a message to the students who subscribe to the same topic, and thewhiteboard content is simultaneously displayed in the student ends. Whiteboard data generated during a teaching process will be reported to the backend server according to the xAPI education big datastandard. The whiteboard synchronous display method has lower requirements on hardware devices, and is particularly suitable for working in a one-to-many scenario where the number of devices is large,the computing power of the devices is low, and an network environment is unstable, can easily complete the teaching and interactive sharing of teachers and students, and uses a digital means to ensure the efficient exchange, sharing and aggregation of whiteboard content of the teachers and the students.

The invention discloses a system and a method for processing invalid clips of a video recorded in a smart classroom. By utilizing the system and the method, redundant clips can be recorded in real time in a live broadcast process, and then the redundant clips can be confirmed and deleted in a later stage, so that the redundant clips in the live broadcast process can be quickly and accurately eliminated, the efficiency of processing the video by a teacher is improved, and the learning efficiency of students watching videos can be improved.

The invention discloses a mobile type multi-purpose multimedia teaching device. The device comprises a fixed sliding rod, a first telescopic rod, a teaching all-in-one machine, an operation control box, a motor, a second telescopic rod, a driving wheel, a base bracket, a hinged shaft, a base, a supporting column, a fixing block, a main wiping plate, a blackboard, a baffle plate, a sliding groove and an auxiliary wiping plate. According to the technical scheme of the invention, the height of the blackboard and the height of the teaching all-in-one machine are adjusted by the operation control box. Through rotating the framework of the blackboard and the teaching all-in-one machine, the switching between the writing on the blackboard and the multimedia is realized. The blackboard can be wiped through the main wiping plate and the auxiliary wiping plate. The base bracket and the driving wheel are matched to use. In this way, not only the convenient movement of the device is realized, but also the device can be stabilized on the ground for teaching. The mobile teaching is conveniently realized for teachers in the teaching space. The device can be applied to the current blended teaching environments, smart classrooms, interactive classrooms and other teaching environments. The device realizes the perfect combination of the conventional teaching mode and the informationized teaching mode in the mobile environment.

The invention discloses a smart classroom cloud control platform control system. The system comprises a processing module, an acquisition module, an input and output module, a circuit protection module, a smart platform module, an intelligent lighting module, an intelligent ventilation module, a storage module, a monitoring module, an early warning module and a communication module. The system ofthe invention has the advantages of novel design, high practicality, high energy-saving performance and environmental friendliness. With the system adopted, equipment in a multimedia classroom can beeffectively monitored and controlled; the full and rational use of multimedia teaching equipment can be realized; the multimedia teaching equipment can be effective protected; messages in the classroom can timely known, so that countermeasures can be taken rapidly; the equipment in the classroom is fully controlled; the preparation time of teachers can be saved; the influence of environmental factors on classroom effects can be decreased; classroom environment is intelligently controlled, so that the classroom environment can be optimized; and the physical and mental health of students can bebenefitted.