CN211979612U - Portable human interaction system that gradually freezes - Google Patents
Portable human interaction system that gradually freezes Download PDFInfo
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- CN211979612U CN211979612U CN202020698915.5U CN202020698915U CN211979612U CN 211979612 U CN211979612 U CN 211979612U CN 202020698915 U CN202020698915 U CN 202020698915U CN 211979612 U CN211979612 U CN 211979612U
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Abstract
The utility model provides a portable gradually-frozen human interaction system, which comprises a brain-computer input device and an interactive information processing device, wherein the interactive information processing device comprises a processing module and a digital optical display module, and the output end of the processing module is electrically connected with the input end of the digital optical display module; the output end of the brain-computer input device is in communication connection with the input end of the processing module. The utility model provides a portable gradual freezing people interactive system, brain machine input device gather gradually freezing people's brain electrical information and carry out information processing in inputting the mutual information processing equipment that has the portability, then export through digital optics display module to having carried out information processing in the screen-free projection, realized the interactive function of system, broken away from the dependence to PC computer platform for whole interactive system retrencies, lightly, possesses the portability.
Description
Technical Field
The utility model relates to a gradually freeze people's interaction device field, more specifically relates to a portable gradually freeze people's interaction system.
Background
At present, an interactive system for people who gradually freeze mainly collects blink signals by placing a plurality of electrodes on eyes to recognize blinking. Because the placement position of the electrode is at the periphery of the eye, the signal acquisition equipment lacks portability and wearability; moreover, in the using process, frequent blinking can cause the signal acquisition equipment to loosen or fall off.
In addition, for the existing single-channel electroencephalogram acquisition and processing system, the problems that the blink type cannot be judged to be the blink of the left eye, the blink of the right eye or the blink of the left eye and the right eye simultaneously, the real-time performance of blink type identification and classification is poor, and the interactive system based on the single-channel electroencephalogram is greatly dependent on a PC computer platform, so that the interactive system is large in size, heavy in weight, free of portability and the like exist.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an overcome current people interactive system that gradually freezes and rely on PC computer platform and lack the technical defect of portability, provide a portable people interactive system that gradually freezes.
In order to solve the technical problem, the technical scheme of the utility model as follows:
a portable gradual-freezing human interaction system comprises brain-computer input equipment and interaction information processing equipment, wherein the interaction information processing equipment comprises a processing module and a digital optical display module, and the output end of the processing module is electrically connected with the input end of the digital optical display module; the output end of the brain-computer input device is in communication connection with the input end of the processing module.
In the scheme, the brain-computer input device collects the electroencephalogram information of the frozen person and inputs the acquired electroencephalogram information into the portable interactive information processing device designed based on embedded hardware at present for information processing, and then the acquired electroencephalogram information is output to the screen-free projection through the digital optical display module, so that the interactive function of the system is realized, the dependence on a PC (personal computer) platform is avoided, and the whole interactive system is simple, portable and portable.
Preferably, the interactive information processing device further comprises an image output module and an audio output module, wherein the input end of the image output module and the input end of the audio output module are both electrically connected with the output end of the processing module; the output end of the image output module is electrically connected with the input end of the digital optical display module.
In the scheme, the electroencephalogram information is processed by the processing module and then input to the image output module and the audio output module to respectively realize the output of images and audio, and the interaction function of the system is enhanced.
Preferably, the interactive information processing device further comprises a projection/audio output control module, and the projection/audio output control module is electrically connected with the audio output module and the digital optical display module respectively.
In the scheme, the audio output module and the digital optical display module are controlled by a normal person through the projection/audio output control module, so that the projection/audio playing effect is adjusted, the system works in a good environment, and the communication between the normal person and the person gradually frozen is promoted.
Preferably, the processing module comprises a processor, a Flash storage module and a memory module, and the processor is electrically connected with the Flash storage module, the memory module, the image output module, the audio output module and the digital optical display module; the input end of the processor is in communication connection with the output end of the brain computer input device.
In the scheme, the processor transmits image data with the image output module and the digital optical display module through the image interface, and transmits audio data with the audio output module through the audio interface; the Flash storage module is used for storing the input method system, and the memory module is used for loading and running the input method system; the processing of the electroencephalogram information is integrally realized.
Preferably, the processor is a system on chip SOC processor.
In the scheme, the system-on-chip SOC processor is adopted to integrate more matched circuits on a single chip, so that the area of the integrated circuit is saved, the utilization rate of resources and configuration is improved, the cost is saved, meanwhile, the information transmission is centralized in the same chip, the transmission speed is improved, and the real-time performance of the system is enhanced.
Preferably, the brain-computer input device comprises an electroencephalogram acquisition processing module, a blink classification module and a key processing module; wherein the content of the first and second substances,
the electroencephalogram acquisition processing module is electrically connected with the blink classification module and the key processing module respectively; the blink classification module is electrically connected with the key processing module; and the output end of the key processing module is in communication connection with the input end of the SOC processor.
In the scheme, the electroencephalogram acquisition and processing module acquires electroencephalogram information of a frozen person and respectively outputs the electroencephalogram information to the blink classification module carrying the neural network and the key processing module based on the HID protocol; the blink classification module identifies that the blink type is left-eye blink, right-eye blink or left-right blink according to the electroencephalogram information and outputs the blink type to the key processing module; the button processing module judges whether the electroencephalogram information is effective 'idea' input according to the attention concentration of the electroencephalogram information, forms corresponding button codes by combining the classification result of the blink classification module, and finally transmits the button codes to the interactive information processing equipment in a HID protocol mode in a communication mode to realize effective collection of the electroencephalogram information of the frozen person.
Preferably, the brain electricity collection processing module comprises a first single-channel brain electricity chip, a second single-channel brain electricity chip and a serial port expansion chip, the first single-channel brain electricity chip and the second single-channel brain electricity chip are electrically connected with the serial port expansion chip, and the serial port expansion chip is respectively electrically connected with the blink classification module and the key processing module.
In the scheme, the electroencephalogram acquisition and processing module is a dual-channel electroencephalogram acquisition and processing module consisting of two single-channel electroencephalogram acquisition chips and a serial port expansion module; the serial port 1 and the serial port 2 of the serial port expansion chip are respectively and electrically connected with the serial port 1 'and the serial port 2' of the blink classification module, the serial port 3 and the serial port 4 of the serial port expansion chip are respectively and electrically connected with the serial port 3 'and the serial port 4' of the key processing module, and the blink classification module and the key processing module are electrically connected through an SPI bus; therefore, the electroencephalogram signals of the left side and the right side of the forehead of the head are symmetrically collected, and the identification of the blinking type (blinking in the left eye, blinking in the right eye or blinking in the left and right directions) is realized.
In the scheme, a normal person puts four dry electrodes (a reference electrode, a grounding electrode and two acquisition electrodes) of a dual-channel electroencephalogram acquisition and processing module on corresponding positions of the forehead of the gradually frozen person in a head-wearing manner, wherein the positions of the two acquisition electrodes are respectively positioned on a left forehead and a right forehead on two sides of the forehead, so that electroencephalogram information of the left forehead and the right forehead is acquired, and then the electroencephalogram information is respectively output to a blink classification module and a key processing module through a serial port expansion module; when only the electroencephalogram information of the left frontal pole is acquired, the eye is judged to blink; when only the electroencephalogram information of the right frontal pole is acquired, the right eye is judged to blink; when the electroencephalogram information of the left and right frontal poles is acquired simultaneously, the blink is judged to be carried out simultaneously; thereby realizing the identification of the blink type.
Preferably, the system further comprises a communication module, and the output end of the key processing module is in communication connection with the input end of the SOC processor through the communication module.
In the scheme, the key processing module transmits the key code communication to the SOC processor through the communication module.
Preferably, the communication module is a wireless communication module.
In the above scheme, the wireless communication module is used for realizing wireless communication transmission.
Preferably, the wireless communication module is a bluetooth module.
In the scheme, the wireless communication transmission is realized by adopting the HID protocol of the Bluetooth.
Compared with the prior art, the utility model discloses technical scheme's beneficial effect is:
the utility model provides a portable gradual freezing people interactive system, brain machine input device gather gradually freezing people's brain electrical information and input and carry out information processing in adopting the mutual information processing equipment who has the portability that designs based on embedded hardware at present, then export through digital optics display module and carry out the no screen projection in, realized the interactive function of system, broken away from the dependence to PC computer platform for whole interactive system retrencies, lightly possesses the portability.
Drawings
Fig. 1 is a schematic circuit module diagram of an interactive system according to embodiment 1 of the present invention;
fig. 2 is a schematic circuit block diagram of an interactive system according to embodiment 2 of the present invention;
fig. 3 is a schematic circuit block diagram of an interactive system according to embodiment 3 of the present invention;
fig. 4 is a schematic diagram of a circuit module in which the electroencephalogram acquisition processing module, the blink classification module and the key processing module of embodiment 4 of the present invention are connected;
fig. 5 is a schematic circuit block diagram of an interactive system according to embodiment 5 of the present invention;
wherein: 1. an interactive information processing apparatus; 11. a processing module; 111. a processor; 112. a Flash memory module; 113. a memory module; 12. a digital optical display module; 13. an image output module; 14. an audio output module; 15. a projection/audio output control module; 2. a brain-computer input device; 21. an electroencephalogram acquisition processing module; 211. a first single-channel electroencephalogram chip; 212. a second single-channel electroencephalogram chip; 213. a serial port expansion chip; 22. a blink classification module; 23. a key processing module; 3. and a communication module.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent;
for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product;
it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The technical solution of the present invention will be further explained with reference to the accompanying drawings and examples.
Example 1
As shown in fig. 1, a portable gradually-frozen human interaction system includes a brain-computer input device 2 and an interaction information processing device 1, where the interaction information processing device 1 includes a processing module 11 and a digital optical display module 12, and an output end of the processing module 11 is electrically connected to an input end of the digital optical display module 12; the output end of the brain-computer input device 2 is in communication connection with the input end of the processing module 11.
In the implementation process, the brain-computer input device 2 collects the electroencephalogram information of the frozen person and inputs the acquired electroencephalogram information into the portable interactive information processing device 1 designed based on embedded hardware for information processing, and then the processed electroencephalogram information is output to the screen-free projection through the digital optical display module 12, so that the interactive function of the interactive system is realized, the dependence on a PC (personal computer) platform is eliminated, and the whole interactive system is simple and portable and has portability.
More specifically, the interactive information processing device 1 further includes an image output module 13 and an audio output module 14, wherein an input end of the image output module 13 and an input end of the audio output module 14 are both electrically connected to an output end of the processing module 11; the output end of the image output module 13 is electrically connected to the input end of the digital optical display module 12.
In the implementation process, the electroencephalogram information is processed by the processing module 11 and then input to the image output module 13 and the audio output module 14 to respectively realize the output of images and audio, and the interaction function of the system is enhanced.
Example 2
More specifically, as shown in fig. 2, the interactive information processing apparatus 1 further includes a projection/audio output control module 15, and the projection/audio output control module 15 is electrically connected to the audio output module 14 and the digital optical display module 12, respectively.
In the implementation process, a normal person controls the audio output module 14 and the digital optical display module 12 through the projection/audio output control module 15, so as to adjust the projection/audio playing effect, so that the system works in a good environment, and the communication between the normal person and the person who gradually freezes is promoted.
Example 3
More specifically, as shown in fig. 3, the processing module 11 includes a processor 111, a Flash memory module 112 and a memory module 113, and the processor 111 is electrically connected to the Flash memory module 112, the memory module 113, the image output module 13, the audio output module 14 and the digital optical display module 12; an input of the processor 111 is communicatively coupled to an output of the brain-computer input device 2.
In the implementation process, the processor 111 performs image data transmission with the image output module 13 and the digital optical display module 12 through the image interface, and performs audio data transmission with the audio output module 14 through the audio interface; the Flash storage module 112 is used for storing the input method system, and the memory module 113 is used for loading and running the input method system; the processing of the electroencephalogram information is integrally realized.
More specifically, the processor 111 is a system on chip SOC processor.
In the implementation process, the system-on-chip SOC processor is adopted to realize the integration of more matched circuits on a single chip, the area of the integrated circuit is saved, the utilization rate of resources and configuration is improved, the cost is saved, meanwhile, the information transmission is centralized in the same chip, the transmission speed is improved, and the real-time performance of the interactive system is enhanced.
More specifically, the brain-computer input device 2 comprises an electroencephalogram acquisition processing module 21, a blink classification module 22 and a key processing module 23; wherein the content of the first and second substances,
the electroencephalogram acquisition and processing module 21 is electrically connected with the blink classification module 22 and the key processing module 23 respectively; the blink classification module 22 is electrically connected with the key processing module 23; the output end of the key processing module 23 is in communication connection with the input end of the SOC processor.
In the implementation process, the electroencephalogram acquisition and processing module 21 acquires electroencephalogram information of a frozen person and respectively outputs the electroencephalogram information to the blink classification module 22 carrying the neural network and the key processing module 23 based on the human-computer interaction interface device HID protocol; the blink classification module 22 identifies the blink type as a left-eye blink, a right-eye blink or a left-right blink according to the electroencephalogram information, and outputs the blink type to the key processing module 23; the key processing module 23 judges whether the electroencephalogram information is effective 'idea' input according to the attention concentration of the electroencephalogram information, forms a corresponding key code by combining the classification result of the blink classification module 22, and finally transmits the key code to the interactive information processing device 1 in the form of an HID protocol in a communication mode to realize effective collection of the electroencephalogram information of the gradually frozen person.
Example 4
More specifically, as shown in fig. 4, the electroencephalogram acquisition and processing module 21 includes a first single-channel electroencephalogram chip 211, a second single-channel electroencephalogram chip 212 and a serial port expansion chip 213, the first single-channel electroencephalogram chip 211 and the second single-channel electroencephalogram chip 212 are both electrically connected to the serial port expansion chip 213, and the serial port expansion chip 213 is respectively electrically connected to the blink classification module 22 and the key processing module 23.
In the implementation process, the device is based on a dual-channel electroencephalogram acquisition processing module consisting of two single-channel electroencephalogram acquisition chips and a serial port expansion module; the serial port 1 and the serial port 2 of the serial port expansion chip are respectively and electrically connected with the serial port 1 'and the serial port 2' of the blink classification module, the serial port 3 and the serial port 4 of the serial port expansion chip are respectively and electrically connected with the serial port 3 'and the serial port 4' of the key processing module, and the blink classification module and the key processing module are electrically connected through an SPI bus; therefore, the electroencephalogram signals of the left side and the right side of the forehead of the head are symmetrically collected, and the identification of the blinking type (blinking in the left eye, blinking in the right eye or blinking in the left and right directions) is realized.
In the implementation process, a normal person puts four dry electrodes (a reference electrode, a grounding electrode and two collecting electrodes) of the dual-channel electroencephalogram collecting and processing module 21 on corresponding positions of the forehead of the gradually frozen person in a head-wearing manner, wherein the positions of the two collecting electrodes are respectively positioned on the left forehead and the right forehead on two sides of the forehead, so that electroencephalogram information of the left forehead and the right forehead is obtained, and then the electroencephalogram information is respectively output to the blink classification module 22 and the key processing module 23 through the serial port expansion module; when only the electroencephalogram information of the left frontal pole is acquired, the eye is judged to blink; when only the electroencephalogram information of the right frontal pole is acquired, the right eye is judged to blink; when the electroencephalogram information of the left and right frontal poles is acquired simultaneously, the blink is judged to be carried out simultaneously; thereby realizing the identification of the blink type.
More specifically, as shown in fig. 5, the system further includes a communication module 3, and an output end of the key processing module 23 is communicatively connected to an input end of the SOC processor through the communication module 3.
In implementation, the key processing module 23 transmits the key code communication to the SOC processor through the communication module 3.
More specifically, the communication module 3 is a wireless communication module.
In the implementation process, the wireless communication module is adopted to realize wireless communication transmission.
More specifically, the wireless communication module is a bluetooth module.
In the implementation process, the HID protocol of the Bluetooth is adopted to realize wireless communication transmission.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A portable gradually-frozen human interaction system comprises an interaction information processing device (1) and a brain-computer input device (2), and is characterized in that the interaction information processing device (1) comprises a processing module (11) and a digital optical display module (12), and the output end of the processing module (11) is electrically connected with the input end of the digital optical display module (12); the output end of the brain-computer input device (2) is in communication connection with the input end of the processing module (11).
2. The portable human interaction system for gradually freezing as claimed in claim 1, wherein the interactive information processing device (1) further comprises an image output module (13) and an audio output module (14), an input of the image output module (13) and an input of the audio output module (14) are electrically connected with an output of the processing module (11); the output end of the image output module (13) is electrically connected with the input end of the digital optical display module (12).
3. The system for interaction between a person and a portable frozen person as claimed in claim 2, wherein the interactive information processing device (1) further comprises a projection/audio output control module (15), and the projection/audio output control module (15) is electrically connected to the audio output module (14) and the digital optical display module (12), respectively.
4. The portable human interaction system for gradually freezing as claimed in claim 2 or 3, wherein the processing module (11) comprises a processor (111), a Flash storage module (112) and a memory module (113), the processor (111) is electrically connected with the Flash storage module (112), the memory module (113), the image output module (13), the audio output module (14) and the digital optical display module (12); the input end of the processor (111) is connected with the output end of the brain-computer input device (2) in a communication way.
5. A portable human interaction system according to claim 4, wherein the processor (111) is a system on a chip (SOC) processor.
6. A portable human interaction system according to claim 5, wherein the brain-computer input device (2) comprises an electroencephalogram acquisition processing module (21), a blink classification module (22) and a keystroke processing module (23); wherein the content of the first and second substances,
the electroencephalogram acquisition processing module (21) is electrically connected with the blink classification module (22) and the key processing module (23) respectively; the blink classification module (22) is electrically connected with the key processing module (23); the output end of the key processing module (23) is in communication connection with the input end of the SOC processor.
7. The portable gradual-frozen human interaction system of claim 6, wherein the brain electricity collection processing module (21) comprises a first single-channel brain electricity chip (211), a second single-channel brain electricity chip (212) and a serial port expansion chip (213), the first single-channel brain electricity chip (211) and the second single-channel brain electricity chip (212) are electrically connected with the serial port expansion chip (213), and the serial port expansion chip (213) is electrically connected with the blink classification module (22) and the key processing module (23) respectively.
8. A portable human interaction system according to claim 6, further comprising a communication module (3), wherein an output of the key processing module (23) is communicatively connected to an input of the SOC processor via the communication module (3).
9. A portable, gradual freeze, human interaction system according to claim 8, characterized in that the communication module (3) is a wireless communication module.
10. The portable gradual freeze human interaction system of claim 9, wherein the wireless communication module is a bluetooth module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020698915.5U CN211979612U (en) | 2020-04-29 | 2020-04-29 | Portable human interaction system that gradually freezes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020698915.5U CN211979612U (en) | 2020-04-29 | 2020-04-29 | Portable human interaction system that gradually freezes |
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| Publication Number | Publication Date |
|---|---|
| CN211979612U true CN211979612U (en) | 2020-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020698915.5U Expired - Fee Related CN211979612U (en) | 2020-04-29 | 2020-04-29 | Portable human interaction system that gradually freezes |
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| Country | Link |
|---|---|
| CN (1) | CN211979612U (en) |
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2020
- 2020-04-29 CN CN202020698915.5U patent/CN211979612U/en not_active Expired - Fee Related
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