CN208509112U - Practice recorder - Google Patents
Practice recorder Download PDFInfo
- Publication number
- CN208509112U CN208509112U CN201821089822.1U CN201821089822U CN208509112U CN 208509112 U CN208509112 U CN 208509112U CN 201821089822 U CN201821089822 U CN 201821089822U CN 208509112 U CN208509112 U CN 208509112U
- Authority
- CN
- China
- Prior art keywords
- module
- shell
- practice
- student
- control module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Electrically Operated Instructional Devices (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The utility model practices recorder and is related to a kind of information storing device, especially a kind of to practice recorder suitable for university fulfillment teaching.Including shell and ontology, ontology is mounted in hollow shell, ontology includes control module, memory module, voice module, power module and information reception/sending module, memory module and information reception/sending module, memory module and voice module are connected with control module respectively, and power module is control module, memory module and information reception/sending module provide work energy；Camera, microphone, data transmission interface, display screen and key are housed on shell, display screen and key are connected with control module respectively.Using the practice course evaluation model based on artificial intelligence, identification student's practice course to class situation, classroom performance and its practice skill master degree etc., the practice course of each student is showed in such a way that classroom records achievement in real time and gives objective reasonable evaluation.
Description
Technical field
The utility model practices recorder and is related to a kind of information storing device, and especially a kind of university fulfillment that is suitable for is imparted knowledge to students
Practice recorder.
Background technique
Practical teaching is the important component of institution of higher learning's Talents Cultivation, and realizes Training Object comprehensively
Important Teaching Details.In order to improve the quality of instruction of practice course, it will appreciate that student and practice technical ability, in practice course
Active, positive learning state are kept, while teacher also being made to carry out just, scientific evaluation to the learning process of student, just must
It must scientific, the effective practice course evaluation mode of building.
The evaluation of practice course is usually made of 3 aspects: student attends class attitude (including turn out for work, discipline etc.), real
It tramples skill master situation (the correct degree of practical operation) and situation (usually real training report) is write in report.According to in 3
Hold the different ratio of (it is 100 points that each content full marks, which is fixed tentatively) imparting and obtains the final practice assessment achievement of student.At present into
Since student's quantity is more during row practice assessment, teacher is generally difficult to take performance of each student in classroom into account, therefore real
Trampling Course Assessment, there are stronger subjectivity and randomness.
Utility model content
The purpose of this utility model be provide in view of the above shortcomings it is a kind of practice recorder, utilize artificial intelligence skill
Art is realized and is examined to the process storage of practical teaching and dynamic.
The utility model adopts the following technical solutions to achieve:
Practicing recorder includes shell and ontology, and ontology is mounted in hollow shell, and ontology includes control module, storage
Module, voice module, power module and information reception/sending module, memory module and information reception/sending module, storage mould
Block and voice module are connected with control module respectively, and power module is control module, memory module and information reception/transmission
Module provides work energy.
The voice module uses speech chip, the function of realizing recording and play.
Camera is housed on shell, the signal output end and control terminal of camera are connected with control module, pass through control
Module realizes camera shooting control and data storage.
It is equipped with microphone on shell, is used for input voice information.
The control module, as control chip, is transplanted using commercially available ARM single-chip microcontroller on control chip development platform
Linux operating system, qt image conversion interface database and opencv computer vision library, for realizing based on this embedded platform
Face identification system.
Memory module use storage chip, in storage chip be equipped with student's essential information library, student result data library and
Real training information bank, with the student number of student for unique ID in student's essential information library, the student status information of each student of corresponding record is learned
Divide information, photo and curriculum information；Student attendance achievement is stored in the student result data library, classroom shows achievement, reality
Instruction operation achievement and real training report achievement；Practice Curriculum number, content and corresponding point scoring are stored in the real training information bank
Information；The training operation achievement in Practice Curriculum number and corresponding point scoring information and performance information library in real training information bank
It is associated, training operation achievement is obtained according to point scoring information convenient for the later period.
Data transmission interface is equipped on shell, the interface is USB interface, serial ports, infrared interface and blue tooth interface
Deng；It is connected by transmission line with control module inside data transmission interface.
Display screen and key are additionally provided on shell, display screen and key are connected with control module respectively, and teacher can pass through
Display screen checks the information of student, by key-press input to the evaluation information of student.
Power switch is equipped on shell, power switch is connected with power module, realizes that power supply switches on and off.
The shell of the utility model uses waterproof shatter-resistant dust-proof material, is additionally provided with loudspeaker on the shell, can student is real-time
Score information is announced out with speech form.
By the way that clip is arranged on shell, solve the problems, such as convenient to wear.
The utility model advantage: using the practice course evaluation model based on artificial intelligence, identification student's practice course
Show to class situation, classroom and its practice skill master degree etc., to each student in such a way that classroom records achievement in real time
Practice course performance give objective reasonable evaluation, promote student improve practice course participation, securely systematically grasp
Course basic knowledge.
Detailed description of the invention
Below with reference to attached drawing, the utility model is described in further detail:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the comprising modules schematic diagram of the utility model；
Fig. 3 is the citing of student's essential information library involved in the utility model embodiment；
Fig. 4 is the citing of student result data library involved in the utility model embodiment；
Fig. 5 is the citing of real training information bank involved in the utility model embodiment；
Fig. 6 is the control principle drawing that chip is controlled involved in the utility model embodiment；
Fig. 7 is face identification system work flow diagram involved in the utility model embodiment.
In figure: 1, shell, 2, camera, 3, microphone, 4, USB interface, 5, display screen, 6, key, 7, clip, 8, power supply
Switch, 9, serial ports.
Specific embodiment
Referring to attached drawing 1, it includes shell 1 and ontology that the utility model, which practices recorder, and ontology is mounted on hollow shell 1
It is interior, camera 2, microphone 3, USB interface 4, power switch 8, serial ports 9, display screen 5 and key 6, this reality are housed on shell 1
With novel also by the way that clip 7 is arranged on shell 1, solve the problems, such as convenient to wear.
Referring to attached drawing 2, ontology is mounted in hollow shell 1, ontology include control module, memory module, voice module,
Power module and information reception/sending module, memory module and information reception/sending module, memory module and voice module
It is connected respectively with control module, power module is control module, memory module and information reception/sending module provide work electricity
Energy.
The voice module uses speech chip, the function of realizing recording and play.The speech chip can use city
The ISD2560 speech chip sold.
The signal output end and control terminal of camera 2 are connected with control module, by control module realize camera shooting control and
Data storage.
It is connected by transmission line with control module inside data transmission interface；Display screen 5 and key 6 are additionally provided on shell 1,
Display screen 5 and key 6 are connected with control module respectively, and teacher can check the information of student by display screen 5, defeated by key 6
Enter the evaluation information to student.
Power switch 8 is equipped on shell 1, power switch 8 is connected with power module, realizes that power supply switches on and off.
The control module, as control chip, is transplanted using commercially available ARM single-chip microcontroller on control chip development platform
Linux operating system, qt image conversion interface database and opencv computer vision library, for realizing based on this embedded platform
Face identification system.
ARM single-chip microcontroller uses 32 novel ARM core processors, makes it in instruction system, bus structures, debugging skill
Art, power consumption and cost performance etc. have been above 51 traditional series monolithics, while portion is integrated in the chip for ARM single-chip microcontroller
Peripheral hardware in a large amount of piece, so function and reliability all greatly improve.With unified and regular length domain of instruction, make to instruct
Collection and Instruction decoding all greatly simplify；With a big and unified register file, most of data manipulations are all in register
Middle completion makes instruction execution speed faster；Using structure is loaded/stored, only to register manipulation when making data processing, without straight
It connects to storage operation；Addressing system is simple and flexible, and all addresses loaded/stored are all only by the content and instruction of register
Domain determines that execution efficiency is high；Each data processing instructions all control arithmetic logic unit and shift register, with most
The raising arithmetic logic unit of limits and the utilization rate of shifting memory；Using the addressing system for automatically increasing or decreasing address, be conducive to excellent
Change the execution of cyclic program；Multiregister load/store instruction is introduced, the maximization of data throughout is advantageously implemented.
Shown in Fig. 6, the control chip of the utility model control module uses the ARM9 series S3C2410 of Samsung, work
Working frequency can reach 203 MHz, can meet requirement of the system to calculating speed.2 USB HOST, this system built in the processor
It can be used to carry USB camera.The size of core board just corresponds to 2/3 size of business card.
S3C2410 processor is ARM920T processor core of the Samsung company based on ARM company, is encapsulated using FBGA,
Using 32 8-digit microcontrollers of 0.18um manufacturing process.The processor possesses: independent 16KB Instruction Cache and 16KB data
Cache, MMU, support the LCD controller of TFT, nand flash memory controller, 3 road UART, 4 road DMA, Timer of 4 tunnels with PWM,
I/O mouthfuls, RTC, 8 10, tunnel ADC, Touch Screen interface, IIC-BUS interface, IIS-BUS interface, 2 usb hosts, 1
A USB device, SD host and MMC interface, 2 road SPI.S3C2410 processor highest may operate at 203MHz.
Camera uses commercially available 2000 camera of mesh, and inside is the OV511+ chip containing cmos sensor.CMOS is passed
The basic means that sensor uses photosensitive element to capture as image, core is 1 light sensitive diode, which is receiving light
Output electric current can be generated after irradiation, and the intensity of electric current is then corresponding with the intensity of illumination.Opposite ccd image sensor,
Cmos sensor has the advantages that low in cost.The camera passes through USB interface and ARM9 processor communication.
Shown in Fig. 2, voice messaging passes to voice module by microphone, after carrying out instruction comparison by voice module, is sent into
After single-chip microcontroller is judged, judging result is output to display screen and is shown, and stored into memory module.
Memory module, as storage chip, is equipped with student in storage chip and believed substantially using commercially available magnificent core dram chip
Cease library, student result data library and real training information bank, with the student number of student for unique ID in student's essential information library, corresponding record
Student status information, credit information, photo and the curriculum information of each student；Student attendance is stored in the student result data library
Achievement, classroom performance achievement, training operation achievement and real training report achievement；Practice Curriculum volume is stored in the real training information bank
Number, content and corresponding point scoring information；Practice Curriculum number and corresponding point scoring information and achievement in real training information bank are believed
The training operation achievement ceased in library is associated, obtains training operation achievement according to point scoring information convenient for the later period.
This recorder is in use, identify student by face identification system or voice module, and student information is recorded in
In student result data library, teacher inputs the credit to student by key 6 and evaluates, and is recorded in student's credit record storehouse, real
Shi Shengcheng student's real training list of results, and can be shown on display screen 5, it is very convenient.
Student's essential information library involved in the utility model embodiment shown in attached drawing 3, student's essential information library with
Student number is unique ID, serial number, name, gender, course name, course number, credit and photo field is also correspondingly provided with, to remember
The corresponding basic information of student is recorded, above-mentioned field can be added or be deleted according to actual needs, fill out in the field of the present embodiment
The data write are virtual.
It is student result data library involved in the utility model embodiment shown in attached drawing 4, is equipped with student number, serial number, surname
Name, gender, attendance, classroom performance, training operation, real training report and total performance field, to record student performance, above-mentioned word
Section can be added or be deleted according to actual needs, and the data filled in the field of the present embodiment are virtual.
Real training information bank involved in the utility model embodiment shown in attached drawing 5, be equipped with serial number, Practice Curriculum title,
Practice Curriculum number, point scoring 1~point scoring N field, N are 0 natural number, and what is recorded in point scoring N field is each
The requirement of Practice Curriculum, classroom can be put as requested to give a mark, and finally be calculated from the formula total score by single-chip microcontroller.Above-mentioned word
Section can be added or be deleted according to actual needs, and the data filled in the field of the present embodiment are virtual.
Student's essential information library and student result data library are corresponding by student number information, student's essential information library and real training
Information bank is matched by Practice Curriculum number (course number).
The utility model recorder is in use, include the following steps:
1) student's essential information and real training information are imported,
It is 1-1) preceding at school that the essential information of student is imported into student's essential information library by computer end using USB data line,
The essential information of the student includes student's list, student's photo etc.；
Practice course key points for operation (i.e. point scoring) 1-2) is imported into real training information bank；
2) it is recorded when student practices operation with instrument, is implemented function such as respectively,
2-1) attendance is based on face recognition algorithms, is compared by the student's list with importing, be recorded in student result data
In library, the rate of attendance of student is identified；
2-2) record student attends class attitude (classroom performance), is based on speech recognition and recognition of face, and record student practiced
Language in journey, teacher is by students ' behavior record student performance, the deductions items such as whether essential record quarrels and fights noisily, makes an uproar, record 1
It is secondary to deduct corresponding preset score value；Preset score value records in real training information bank；
2-3) record students ' actual situation operation, according to correct operation point scoring is inputted before practice, scene judges that point scoring operates
Correctness, the practical operating abilities score of you can get it student；
2-4) real training report storage stores the real training report achievement of teacher comment, and proportionally computational practice is examined
The final score value of core, such as: attendance, discipline * 20%+ practical operation * 50%+ real training report * 30%.
2-5) information is fed back, and stores the performance in student's practice process, for statistical analysis for the performance of student and anti-
Feedback.
Fig. 7 show face identification system work flow diagram in the present embodiment, by man face image acquiring and detection, face
Image preprocessing, facial image feature extraction and matching with identification after, by final match cognization result be sent to display screen into
Row display, and the student information after successful match is recorded in student result data library, in case later period practice examination uses.
The utility model can preferably realize set function through overtesting, and the burden of teacher can be greatly reduced, and simplify
The scoring of practice course.
Claims (5)
1. a kind of practice recorder, it is characterised in that: including shell and ontology, ontology is mounted in hollow shell, ontology packet
Including control module, memory module, voice module, power module and information reception/sending module, memory module and information receives/
Sending module, memory module and voice module are connected with control module respectively, power module be control module, memory module with
And information reception/sending module provides work energy；
The voice module uses speech chip, the function of realizing recording and play；
Camera is housed on shell, the signal output end and control terminal of camera are connected with control module, pass through control module
Realize camera shooting control and data storage；
It is equipped with microphone on shell, is used for input voice information；
The control module is using ARM single-chip microcontroller as control chip；
Memory module uses storage chip, and student's essential information library, student result data library and real training are equipped in storage chip
Information bank；
It is equipped with data transmission interface on shell, is connected by transmission line with control module inside data transmission interface；
Display screen and key are additionally provided on shell, display screen and key are connected with control module respectively.
2. according to claim 1 practice recorder, it is characterised in that: the interface is USB interface, serial ports, infrared ray
Interface and blue tooth interface.
3. according to claim 1 practice recorder, it is characterised in that: be equipped with power switch, power switch on shell
It is connected with power module, realizes that power supply switches on and off.
4. according to claim 1 practice recorder, it is characterised in that: shell uses waterproof shatter-resistant dust-proof material, outside
Loudspeaker are additionally provided on shell.
5. according to claim 1 practice recorder, it is characterised in that: clip is arranged on shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821089822.1U CN208509112U (en) | 2018-07-11 | 2018-07-11 | Practice recorder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821089822.1U CN208509112U (en) | 2018-07-11 | 2018-07-11 | Practice recorder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208509112U true CN208509112U (en) | 2019-02-15 |
Family
ID=65283817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821089822.1U Expired - Fee Related CN208509112U (en) | 2018-07-11 | 2018-07-11 | Practice recorder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208509112U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108600674A (en) * | 2018-07-11 | 2018-09-28 | 南京森林警察学院 | Put into practice recorder |
| CN114699708A (en) * | 2022-05-17 | 2022-07-05 | 武汉迈动天下信息科技有限公司 | Campus rope skipping training and examination system based on face recognition |
-
2018
- 2018-07-11 CN CN201821089822.1U patent/CN208509112U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108600674A (en) * | 2018-07-11 | 2018-09-28 | 南京森林警察学院 | Put into practice recorder |
| CN114699708A (en) * | 2022-05-17 | 2022-07-05 | 武汉迈动天下信息科技有限公司 | Campus rope skipping training and examination system based on face recognition |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208509112U (en) | Practice recorder | |
| CN104783416A (en) | Wearable intelligent bracelet | |
| CN206515821U (en) | A kind of smart motion service terminal | |
| CN104035539B (en) | Indicate the critical battery status in mobile device | |
| CN208752840U (en) | University student's electronic contest training platform | |
| CN108600674A (en) | Put into practice recorder | |
| CN205388892U (en) | Multi -functional publicity board of colleges and universities | |
| CN201387628Y (en) | Training class hour recorder of drivers | |
| CN101782957A (en) | Hand-hold China second-generation identity card verification reader | |
| CN207867752U (en) | A kind of English study detection device | |
| CN205943280U (en) | Biomedical transducer teaching experiment device | |
| CN110174988A (en) | Learning method based on wearable device and wearable device | |
| CN206924384U (en) | A kind of chess device based on artificial intelligence | |
| CN203503017U (en) | Multifunctional class hour recorder for driver training | |
| CN210442834U (en) | Campus classroom informatization system | |
| CN203929128U (en) | Multifunctional crop growth and environment monitor | |
| CN207097389U (en) | Multifunctional student card | |
| CN205103816U (en) | Novel economics dedicated computing ware | |
| CN206741224U (en) | A kind of unit for child studying multi-function watch | |
| CN204720150U (en) | Portable handflag semaphore trainer | |
| CN207249753U (en) | automatic student attendance system | |
| CN204576506U (en) | A kind of counter based on image recognition | |
| CN201255942Y (en) | Sign language translator | |
| CN202150240U (en) | Swing rod available for voice-inputting programming | |
| CN205028492U (en) | Accounting educational aid |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190215 Termination date: 20200711 |