CN107736889B - Detection method of human body coordination detection device - Google Patents
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- CN107736889B CN107736889B CN201710806834.5A CN201710806834A CN107736889B CN 107736889 B CN107736889 B CN 107736889B CN 201710806834 A CN201710806834 A CN 201710806834A CN 107736889 B CN107736889 B CN 107736889B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
- A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/16—Devices for psychotechnics; Testing reaction times ; Devices for evaluating the psychological state
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/369—Electroencephalography [EEG]
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/48—Other medical applications
- A61B5/4803—Speech analysis specially adapted for diagnostic purposes
Abstract
The invention discloses a detection method of a human body coordination detection device, wherein the device comprises a processor, a signal processing module, a first wireless communication module, a second wireless communication module, a display module, an alarm module, a key module, a power management module, a microphone, an acceleration sensor and an electroencephalogram acquisition electrode; the detection method is characterized in that the detection method is used for analyzing the three aspects of human voice, balance and electroencephalogram signals in a game mode, and efficiently and accurately judging the harmony of a human body; the microphone, the acceleration sensor and the electroencephalogram collecting electrode are used for collecting the sound, balance and electroencephalogram signals of a subject in real time, the signals are processed by the signal processing module and then are sent to the processor for corresponding conversion, storage and display, and the processed voice signals and the processed electroencephalogram signals are sent to the computer for analysis and judgment through the wireless communication module. The invention can efficiently and accurately make comprehensive judgment on the harmony of the human body.
Description
Technical Field
The invention relates to a detection method of a device for detecting human body coordination, belonging to the technical field of human body function tests.
Background
Coordination is the comprehensive manifestation of the human body's various abilities including balance, learning, reaction, and spatial orientation. Coordination can fuse the relaxation and tension states of muscles and is the basic ability of a human body in motion, so that the quality of coordination has great influence on the motion ability of one person. Meanwhile, the detection of the human body coordination is already applied to the examination of some diseases in succession, and becomes a disease detection index. Therefore, the detection of human coordination plays an increasingly important role.
However, at present, the detection of human body coordination mainly comprises that a human body makes a plurality of simple actions, and the coordination ability is judged artificially and subjectively according to the completion quality of the actions. Meanwhile, the Chinese patent application with the publication number of CN204931635U discloses a hand-eye coordination detection device found by the document retrieval of the prior art, the utility model collects and processes the corresponding signals, and detects the hand-eye coordination difference among different individuals after data analysis; the device has the advantages of high complexity, good training effect and low cost, but the situation is single, the accuracy of the detection result cannot be guaranteed, and a subject is easy to feel fatigue and affects the detection effect, so that the specific requirement on human body coordination detection cannot be met.
Under the current situation, a device capable of visually detecting and analyzing the coordination of the human body is urgently needed, the quality of the coordination ability of a subject can be clearly known through detecting and analyzing the coordination of the subject, and the device plays a role in guiding the movement and health conditions in daily life in the future.
Disclosure of Invention
The invention provides a detection method of a human body coordination detection device realized in a game mode by combining the current social demands, and aims to overcome the defects of the traditional detection method and the traditional detection technology of human body coordination, such as one side, poor reliability, immature detection technology, single form and the like. The detection method of the human body coordination detection device provided by the invention analyzes the three aspects of human voice, balance and electroencephalogram signals, can efficiently and accurately make comprehensive judgment on human body coordination, and well overcomes the defects of the existing detection method and technology.
In order to solve the technical problems, the invention is realized by the following technical scheme:
a detection method of a human body coordination detection device comprises a processor, a signal processing module, a first wireless communication module, a second wireless communication module, a display module, an alarm module, a key module, a power management module, a microphone, an acceleration sensor and an electroencephalogram acquisition electrode;
the microphone, the acceleration sensor and the electroencephalogram acquisition electrode are respectively used for acquiring voice signals, balance signals and electroencephalogram signals of a human body and transmitting the acquired three signals to the signal processing module;
the signal processing module is used for preprocessing the received signals, wherein the preprocessing comprises the steps of carrying out corresponding amplification, filtering and analog-digital conversion on the signals and sending the preprocessed signals to the processor;
the processor is used for correspondingly processing, analyzing and storing the received preprocessing signal; the alarm module connected with the processor is used for acting the result of the analysis of the acquired pressure signal on the alarm system; displaying the operation time of the testee recorded by the processor through a display module connected with the processor; meanwhile, the processed voice signals and brain electrical signals are transmitted to a second wireless communication module through a first wireless communication module connected with the first wireless communication module;
the display module is used for displaying the operation time of the subject recorded by the processor;
the first wireless communication module is connected with the processor and used for receiving data of the processor and sending the data;
the second wireless communication module is used for receiving the data sent by the first wireless communication module, is connected with the computer through a USB cable, and transmits the received data to the computer for analysis and judgment; the processed signals are sent to a computer, so that the comprehensive analysis of the voice signals and the electroencephalogram signals is realized, and the judgment and display are made on a display screen of the computer in a scoring strip form through the analysis of the voice signals; and analyzing the electroencephalogram characteristic signals to obtain the excitement and concentration of the subject in the detection process, and judging and displaying.
The alarm module is used for enabling the result of the analysis of the acquired pressure signals by the processor to act on an alarm system, namely, when the duration time of the pressure signals acquired by the acceleration sensor, which are greater than a threshold value, is greater than or equal to 5 seconds, an alarm is given out, so that an alarm prompt is given to the whole operation;
the power supply management module comprises a battery and power supply charge and discharge management; the battery is used for supplying power to single equipment, and the power supply charging and discharging management is used for controlling and managing the discharging of each module of the human body coordination detection device;
the key module is used for controlling and managing the operation of the human body coordination detection device and comprises three buttons which are used for controlling the starting, the pause and the termination of the device respectively.
The detection method of the human body coordination detection device is realized in a game mode and comprises the following steps:
1. requiring a subject to hold a smooth wood board with glass balls by two hands, and judging whether the smooth wood board is held by the two hands of the subject or placed on a table, so that the state of the smooth wood board is judged by an acceleration sensor within the first 6 seconds of the start of a game; if the pressure signal sensed by the acceleration sensor is continuously unchanged, judging that the smooth wood board is placed on the table, otherwise, holding the smooth wood board by the subject; a test subject holds a smooth wood board with glass balls by two hands, and the wood board is moved up, down, left and right by the hands to ensure that the glass balls are stabilized in a circle in the center of the smooth wood board; the glass balls are ordinary glass balls, and the weight of the glass balls is about 15 g; wherein, an acceleration sensor module is arranged below a circle in the center of the smooth wood board to identify the pressure of the glass ball; the acceleration sensor is connected with the signal processing module through a wire, when the glass ball is stabilized in a circle of the smooth wood board, the pressure signal is collected, the processor records the operation time of a subject, and the collected pressure signal is combined with the recorded operation time of the subject to indirectly collect the balance signal; the acceleration sensor sends the acquired signals to the signal processing module for amplification and analog-to-digital conversion, and then the signals are transmitted to the processor, and the processor processes, analyzes and stores the acquired signals; when the glass ball stays in the circle for 5 seconds, the alarm module gives an alarm prompt, a timer of the processor performs timing in the whole process, the display module displays the time, and the time recorded by the timer is displayed on the screen; the alarm module is connected with the processor through a connector, and when the acceleration sensor acquires that the duration time of the pressure greater than the threshold value is greater than or equal to 5 seconds, the alarm module gives out an alarm sound;
2. meanwhile, the subject needs to read out the random letters displayed on the computer screen, and the microphone fixed on one side of the smooth wood board is used for collecting voice signals of letter sounds emitted by the subject; the microphone is connected with a signal processing module of the device through a wire, collected voice signals are transmitted to the signal processing module to be amplified, filtered and subjected to analog-to-digital conversion, and then transmitted to the processor to be correspondingly processed and stored, and the first wireless communication module is connected with the processor to send data to the collected signals; the second wireless communication module receives data in a wireless communication mode, is connected with the computer through a USB cable, sends the received signals to the computer and provides data to be processed for the computer; the pronunciation of the letters is analyzed and judged by the pronunciation evaluation device and displayed by a scoring bar on a screen; for each subject with a few pronunciations close to the standard pronunciation, the scoring bar advances by a corresponding percentage until the standard pronunciation is produced, with the scoring bar centered; if the subject fails to pronounce in 2 minutes, the computer display screen pops up a prompt box to finish the test;
3. before a game starts, a subject needs to wear an electrode device on the head, an electroencephalogram acquisition electrode is fixed on the head of the subject, and electroencephalogram signals of the subject are acquired in real time; triggering a starting switch to acquire an electroencephalogram signal when a game starts; the electrodes for collecting the electroencephalogram signals are connected with a signal processing module of the device through a lead, the collected signals are transmitted to the signal processing module to be subjected to a series of amplification, filtering and analog-to-digital conversion, then transmitted to a processor to be processed and stored, the collected signals are transmitted to a second wireless communication module through a first wireless communication module connected with the electrodes, then transmitted to a computer through the second wireless communication module, and the excitement and the concentration of a subject in the game process are analyzed through the extracted characteristic signals;
4. when the glass ball stays in the circle of the smooth wood board and the pronunciation of the letter of the subject reaches the standard, stopping timing, and simultaneously performing characteristic analysis on the electroencephalogram signals collected in the whole process by using a computer to obtain the excitement and the size of the concentration process; finally, under the condition of completing the expected requirement, the recording time and the excitement and concentration obtained by computer analysis make comprehensive judgment on the coordination of the subjects.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following beneficial effects:
1. the invention overcomes the defects of poor one-sidedness and reliability, single detection form and immature detection technology of the detection method in the prior art, analyzes from three aspects of human voice, balance and electroencephalogram signals, and can efficiently and accurately make comprehensive judgment on human harmony;
2. the invention is designed by limited electronic devices, has low manufacturing cost and flexible and convenient use process;
3. the detection process of the invention is presented in a game mode, the interestingness is strong, and the psychological stress phenomenon generated by the testee in the traditional detection process is avoided.
Drawings
FIG. 1 is a block diagram of a human coordination detecting apparatus according to the present invention;
FIG. 2 is a data collection flow chart of a human coordination detection apparatus according to the present invention;
FIG. 3 is a flow chart of an implementation of the detection method of the human body coordination detection apparatus of the present invention.
Detailed Description
The following detailed description of embodiments of the invention is provided in connection with the accompanying drawings. The present invention is not limited to only these examples.
As shown in fig. 1, a detection method of a human body coordination detection device of the present invention, wherein the human body coordination detection device 11 comprises a microphone 1, an acceleration sensor 2, an electroencephalogram acquisition electrode 3, a signal processing module 4, a processor 5, a display module 6, an alarm module 7, a first wireless communication module 8, a power management module 9, a key module 10, a second wireless communication module 12 and a computer 13;
the display module 6, the alarm module 7, the first wireless communication module 8, the power management module 9 and the key module 10 are connected with the processor 5; the microphone 1, the acceleration sensor 2 and the electroencephalogram acquisition electrode 3 are connected with the input end of the signal processing module 4; the signal processing module 4 is connected with the processor 5; the transmitting end of the first wireless communication module 8 is connected with the second wireless communication module 12 in a wireless mode; the second wireless communication module 12 is connected with the computer 13 through a USB cable;
the microphone 1, the acceleration sensor 2 and the electroencephalogram acquisition electrode 3 are respectively used for acquiring voice signals, balance signals and electroencephalogram signals of a human body and transmitting the acquired three signals to the signal processing module 4;
the signal processing module 4 is configured to perform corresponding amplification, filtering and analog-digital conversion processing on the received signal, and send the preprocessed signal to the processor 5;
the processor 5 is used for correspondingly processing, analyzing and storing the received preprocessing signal; the data analyzed by the processor on the acquired pressure signals are acted on an alarm system through an alarm module 7 connected with the processor; the display module 6 connected with the processor is used for displaying the operation time of the testee recorded by the timer of the processor; meanwhile, the processed voice signals and brain electrical signals are transmitted to the second wireless communication module 12 through the first wireless communication module 8 connected with the second wireless communication module;
the display module 6 is used for displaying the operation time of the subject recorded by the processor;
the first wireless communication module 8 is connected with the processor 5 and is used for sending the processed data;
the second wireless communication module 12 is used for connecting with a computer through a USB cable, and transmitting the received data to the computer 13 for analysis and judgment;
the alarm module 7 is used for applying the result of the analysis of the acquired pressure signal by the processor to an alarm system, namely, giving an alarm when the duration of the pressure signal acquired by the acceleration sensor being greater than the threshold value is greater than or equal to 5 seconds so as to give an alarm for reminding the whole operation;
the power supply management module 9 comprises a battery and power supply charging and discharging management; the battery is used for supplying power to single equipment, and the power supply charging and discharging management is used for controlling and managing the discharging of each module of the human body coordination detection device;
the key module 10 is used for controlling and managing the operation of the device, and comprises three buttons which are used for controlling the starting, the pause and the termination of the device respectively;
the processed signals are sent to a computer 13, so that the comprehensive analysis of the voice signals and the electroencephalogram signals is realized, and the judgment and display are made on a display screen in a scoring strip mode through the analysis of the voice signals; and analyzing the electroencephalogram characteristic signals to obtain the excitement and concentration of the subject in the detection process, and judging and displaying.
The microphone 1 may be one of an electret condenser microphone, a moving-coil microphone and a single-chip microphone, and is preferably an electret condenser microphone for cost saving.
The acceleration sensor 2 may be a piezoelectric acceleration sensor, a piezoresistive acceleration sensor, or a capacitive acceleration sensor.
The processor 5 can be realized by adopting a singlechip or technical means such as DSP, ARM, FPGA and the like.
The first wireless communication module 8 and the second wireless communication module 12 may be one of a bluetooth wireless module, an RFID wireless module, a ZigBee wireless module, and a WIFI wireless module. Particularly, when the bluetooth wireless module and the WIFI wireless module perform wireless transmission on data, the data transmission can be realized only by the corresponding identification of the computer and the wireless transmitting module 8.
Fig. 3 is a flowchart of an implementation of the detection method of the human coordination detection apparatus according to the present invention, which is implemented in a game manner, and includes the following steps:
1. requiring a subject to hold a smooth wood board with glass balls by two hands, and judging whether the smooth wood board is held by the two hands of the subject or placed on a table, so that the state of the smooth wood board is judged by an acceleration sensor within the first 6 seconds of the start of a game; if the pressure signal sensed by the acceleration sensor is continuously unchanged, judging that the smooth wood board is placed on the table, otherwise, holding the smooth wood board by the subject; a test subject holds a smooth wood board with glass balls by two hands, and the wood board is moved up, down, left and right by the hands to ensure that the glass balls are stabilized in a circle in the center of the smooth wood board; the glass balls are ordinary glass balls, and the weight of the glass balls is about 15 g; wherein, an acceleration sensor module is arranged below a circle in the center of the smooth wood board to identify the pressure of the glass ball; the acceleration sensor is connected with the signal processing module through a wire, when the glass ball is stabilized in a circle of the smooth wood board, the pressure signal is collected, the processor records the operation time of a subject, and the collected pressure signal is combined with the recorded operation time of the subject to indirectly collect the balance signal; the acceleration sensor sends the acquired signals to the signal processing module for amplification and analog-to-digital conversion, and then the signals are transmitted to the processor, and the processor processes, analyzes and stores the acquired signals; when the glass ball stays in the circle for 5 seconds, the alarm module gives an alarm prompt, a timer of the processor performs timing in the whole process, the display module displays the time, and the time recorded by the timer is displayed on the screen; the alarm module is connected with the processor through a connector, and when the acceleration sensor acquires that the duration time of the pressure greater than the threshold value is greater than or equal to 5 seconds, the alarm module gives out an alarm sound;
2. meanwhile, the subject needs to read out the random letters displayed on the computer screen, and the microphone fixed on one side of the smooth wood board is used for collecting voice signals of letter sounds emitted by the subject; the microphone is connected with a signal processing module of the device through a wire, collected voice signals are transmitted to the signal processing module to be amplified, filtered and subjected to analog-to-digital conversion, and then transmitted to the processor to be correspondingly processed and stored, and the first wireless communication module is connected with the processor to send data to the collected signals; the second wireless communication module receives data in a wireless communication mode, is connected with the computer through a USB cable, sends the received signals to the computer and provides data to be processed for the computer; the pronunciation of the letters is analyzed and judged by the pronunciation evaluation device and displayed by a scoring bar on a screen; for each subject with a few pronunciations close to the standard pronunciation, the scoring bar advances by a corresponding percentage until the standard pronunciation is produced, with the scoring bar centered; if the subject fails to pronounce in 2 minutes, the computer display screen pops up a prompt box to finish the test;
3. before a game starts, a subject needs to wear an electrode device on the head, an electroencephalogram acquisition electrode is fixed on the head of the subject, and electroencephalogram signals of the subject are acquired in real time; triggering a starting switch to acquire an electroencephalogram signal when a game starts; the electrodes for collecting the electroencephalogram signals are connected with a signal processing module of the device through a lead, the collected signals are transmitted to the signal processing module to be subjected to a series of amplification, filtering and analog-to-digital conversion, then transmitted to a processor to be processed and stored, the collected signals are transmitted to a second wireless communication module through a first wireless communication module connected with the electrodes, then transmitted to a computer through the second wireless communication module, and the excitement and the concentration of a subject in the game process are analyzed through the extracted characteristic signals;
4. when the glass ball stays in the circle of the smooth wood board and the pronunciation of the letter of the subject reaches the standard, stopping timing, and simultaneously performing characteristic analysis on the electroencephalogram signals collected in the whole process by using a computer to obtain the excitement and the size of the concentration process; finally, under the condition of completing the expected requirement, the recording time and the excitement and concentration obtained by computer analysis make comprehensive judgment on the coordination of the subjects.
Fig. 2 shows a data acquisition flow chart of the human body coordination detection apparatus of the invention, and the data acquisition flow is as follows: the microphone, the acceleration sensor and the brain electricity collecting electrode respectively collect 14 signals of voice signals, balance signals and brain electricity signals of a human body, the signal processing module processes 15 the received three signals, then the preprocessed signals are sent to the processor to be processed 16 and stored 17, then the data are sent 18 through the first wireless communication module, and the second wireless communication module receives the data.
The invention adopts sensor technology, electroencephalogram detection technology, wireless transmission technology and the like, and can acquire the voice signal, balance signal and electroencephalogram signal of the subject in the game process in real time.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (1)
1. A detection method of a human body coordination detection device comprises a processor, a signal processing module, a first wireless communication module, a second wireless communication module, a display module, an alarm module, a key module, a power management module, a microphone, an acceleration sensor and an electroencephalogram acquisition electrode;
the microphone, the acceleration sensor and the electroencephalogram acquisition electrode are respectively used for acquiring voice signals, balance signals and electroencephalogram signals of a human body and transmitting the acquired three signals to the signal processing module;
the signal processing module is used for preprocessing the received signals, wherein the preprocessing comprises the steps of carrying out corresponding amplification, filtering and analog-digital conversion on the signals and sending the preprocessed signals to the processor;
the processor is used for correspondingly processing, analyzing and storing the received preprocessing signal; the alarm module connected with the processor is used for acting the result of the analysis of the acquired pressure signal on the alarm system; displaying the operation time of the testee recorded by the processor through a display module connected with the processor; meanwhile, the processed voice signals and brain electrical signals are transmitted to a second wireless communication module through a first wireless communication module connected with the first wireless communication module;
the display module is used for displaying the operation time of the subject recorded by the processor;
the first wireless communication module is connected with the processor and used for receiving data of the processor and sending the data;
the second wireless communication module is used for receiving the data sent by the first wireless communication module, is connected with the computer through a USB cable, and transmits the received data to the computer for analysis and judgment; the processed signals are sent to a computer, so that the comprehensive analysis of the voice signals and the electroencephalogram signals is realized, and the judgment and display are made on a display screen of the computer in a scoring strip form through the analysis of the voice signals; analyzing the EEG characteristic signals to obtain the excitement and concentration of the subject in the detection process, and judging and displaying;
the alarm module is used for enabling the result of the analysis of the acquired pressure signals by the processor to act on an alarm system, namely, when the duration time of the pressure signals acquired by the acceleration sensor, which are greater than a threshold value, is greater than or equal to 5 seconds, an alarm is given out, so that an alarm prompt is given to the whole operation;
the power supply management module comprises a battery and power supply charge and discharge management; the battery is used for supplying power to single equipment, and the power supply charging and discharging management is used for controlling and managing the discharging of each module of the human body coordination detection device;
the key module is used for controlling and managing the operation of the human body coordination detection device and comprises three buttons which are used for controlling the starting, the pause and the termination of the device respectively;
the method is characterized in that: the detection method is realized in a game mode, and the content of the detection method comprises the following steps:
the method comprises the steps that a test subject is required to hold a smooth wood board with glass balls, whether the smooth wood board is held by both hands of the test subject or placed on a table needs to be judged, and therefore the state of the smooth wood board is judged by an acceleration sensor within the first 6 seconds of game starting; if the pressure signal sensed by the acceleration sensor is continuously unchanged, judging that the smooth wood board is placed on the table, otherwise, holding the smooth wood board by the subject; a test subject holds a smooth wood board with glass balls by two hands, and the wood board is moved up, down, left and right by the hands to ensure that the glass balls are stabilized in a circle in the center of the smooth wood board; the glass balls are ordinary glass balls, and the weight of the glass balls is about 15 g; wherein, an acceleration sensor module is arranged below a circle in the center of the smooth wood board to identify the pressure of the glass ball; the acceleration sensor is connected with the signal processing module through a wire, when the glass ball is stabilized in a circle of the smooth wood board, the pressure signal is collected, the processor records the operation time of a subject, and the collected pressure signal is combined with the recorded operation time of the subject to indirectly collect the balance signal; the acceleration sensor sends the acquired signals to the signal processing module for amplification and analog-to-digital conversion, and then the signals are transmitted to the processor, and the processor processes, analyzes and stores the acquired signals; when the glass ball stays in the circle for 5 seconds, the alarm module gives an alarm prompt, a timer of the processor performs timing in the whole process, the display module displays the time, and the time recorded by the timer is displayed on the screen; the alarm module is connected with the processor through a connector, and when the acceleration sensor acquires that the duration time of the pressure greater than the threshold value is greater than or equal to 5 seconds, the alarm module gives out an alarm sound;
meanwhile, a subject needs to read out random letters displayed on a computer screen, and a microphone fixed on one side of the smooth wood board is used for collecting voice signals of letter sounds emitted by the subject; the microphone is connected with a signal processing module of the device through a wire, collected voice signals are transmitted to the signal processing module to be amplified, filtered and subjected to analog-to-digital conversion, and then transmitted to the processor to be correspondingly processed and stored, and the first wireless communication module is connected with the processor to send data to the collected signals; the second wireless communication module receives data in a wireless communication mode, is connected with the computer through a USB cable, sends the received signals to the computer and provides data to be processed for the computer; the pronunciation of the letters is analyzed and judged by the pronunciation evaluation device and displayed by a scoring bar on a screen; for each subject with a few pronunciations close to the standard pronunciation, the scoring bar advances by a corresponding percentage until the standard pronunciation is produced, with the scoring bar centered; if the subject fails to pronounce in 2 minutes, the computer display screen pops up a prompt box to finish the test;
the examinee needs to wear the electrode device on the head before the game starts, the electroencephalogram collecting electrode is fixed on the head of the examinee, and electroencephalogram signals of the examinee are collected in real time; triggering a starting switch to acquire an electroencephalogram signal when a game starts; the electrodes for collecting the electroencephalogram signals are connected with a signal processing module of the device through a lead, the collected signals are transmitted to the signal processing module to be subjected to a series of amplification, filtering and analog-to-digital conversion, then transmitted to a processor to be processed and stored, the collected signals are transmitted to a second wireless communication module through a first wireless communication module connected with the electrodes, then transmitted to a computer through the second wireless communication module, and the excitement and the concentration of a subject in the game process are analyzed through the extracted characteristic signals;
fourthly, when the glass ball stays in the circle of the smooth wood board and the pronunciation of the letter of the subject reaches the standard, stopping timing, and meanwhile, performing feature analysis on the electroencephalogram signals collected in the whole process by using a computer to obtain the excitement and the size of the attention range; finally, under the condition of completing the expected requirement, the recording time and the excitement and concentration obtained by computer analysis make comprehensive judgment on the coordination of the subjects.
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