WO2022242747A1 - Sound vibration stimulation system, control method, headrest and head-mounted device - Google Patents

Abstract

A sound vibration stimulation system, a control method, a headrest and a head-mounted device. The system comprises: a main control apparatus (1) comprising a control module (11) and a media module (12) connected to the control module (11), wherein the media module (12) comprises a plurality of sound signals, and the control module (11) manually or automatically matches the sound signals or automatically generates sound signals; and a sound vibration device (2) communicationally connected to the main control apparatus (1) and in contact with the head of a human body. The main control apparatus (1) controls the sound vibration device (2) to output sound stimulation and vibration stimulation having a wide frequency band and high energy corresponding to the sound signals. According to the sound vibration stimulation system, the control method, the headrest and the head-mounted device, physiological regulation and psychological regulation are simultaneously achieved at a single point and a single area on the basis of a single component.

Description

Sound and vibration stimulation system, control method, headrest and head-mounted device

Priority information: This application claims the priority of the Chinese patent application with the application number 202110557080.0 filed on May 21, 2021, and the priority of the Chinese patent application with the application number 202110557082.X filed on May 21, 2021 , The priority of the Chinese patent application with application number 202110561149.7 filed on May 21, 2021, the priority of the Chinese patent application with application number 202110558252.6 filed on May 21, 2021, on December 31, 2021 Priority of Chinese patent application filed with application number 202123421529.5, the entire contents of which are incorporated herein by reference.

technical field

The invention relates to the technical field of massage and relaxation, in particular to a sound vibration stimulation system, a control method, a headrest and a head-mounted device.

Background technique

Using mechanical vibration as a carrier to stimulate the human body through somatosensory vibration has been widely used in fields such as relaxation massage. Studies have shown that different types of tissues and cell structures can be resonated by vibration stimulation of different frequencies, thereby transmitting vibration information with specific characteristics, for example, transmitting characteristic frequencies (timbre characteristics), dynamic changes in amplitude, and sub-frequency mixing The characteristic vibration interferes with the physiological activities of the resonant tissue.

However, current massage devices based on physical vibration usually use a single mode of vibration, such as continuous vibration at a single frequency and alternating vibration at multiple frequencies, to produce a massage and relaxation effect by vibrating the skin and muscles. In addition, the current relaxation devices based on music usually use speakers and earphones to play sounds, and the brain can have a relaxing effect through music.

In recent years, there are more and more products that combine physical vibration and music relaxation. However, most of them are just a simple combination of the two, which act on different parts of the human body and realize physiological and psychological regulation in different areas. The adjustment effect is greatly reduced. Therefore it is necessary to improve the prior art to overcome the defects in the prior art.

Contents of the invention

The purpose of the present invention is to provide a sound vibration stimulation system, a control method, a headrest and a head-mounted device, which can simultaneously realize physiological regulation and psychological regulation at a single point and single region based on a single component.

In order to solve the above technical problems, on the one hand, the present invention provides a sound vibration stimulation system, comprising:

The main control device includes a control module and a media module connected to the control module, the media module includes a plurality of sound signals, and the control module manually or automatically matches the sound signals or automatically generates the sound signals;

The sound vibration device is communicatively connected with the main control device and is in contact with the head of the human body. The main control device controls the sound vibration device to output a wide-band, high-energy sound stimulus corresponding to the sound signal and vibration stimulation.

Preferably, the sound vibration stimulation system further includes a sensing device connected to the main control device, the sensing device obtains current environmental information and feeds it back to the main control device, the main control device determines the current scene, and Automatically match the sound signal or automatically generate the sound signal.

Preferably, the sensing device includes an environmental information sensor, an environmental information input module, and an environmental information processing module, and the relevant information of the current environment is automatically obtained through the environmental information sensor or manually input through the environmental information input module. , the environment information processing module processes the relevant information and transmits it to the control module for scene discrimination.

Preferably, the sound vibration system further includes a signal acquisition device connected to the main control device, the signal acquisition device collects the current physiological signal and feeds it back to the main control device, and the main control device determines the current scene , and automatically match the sound signal or automatically generate the sound signal.

Preferably, the signal acquisition device includes a physiological signal acquisition module and a state discrimination module, the physiological signal acquisition module collects the current physiological signal, and the state discrimination module determines the corresponding physiological state according to the physiological signal.

Preferably, the signal acquisition device further includes a pressure signal acquisition module arranged under the physiological signal acquisition module, the pressure signal acquisition module acquires the current head position information, and controls the physiological function of the corresponding position through the main control device. Open or close the signal acquisition module.

Preferably, the signal acquisition device further includes a body position identification and correction module connected to the pressure signal acquisition module, and the body position identification and correction module determines the head position and the current head position and signal according to the collected pressure signal. Corresponding positional relationship between the acquisition device and the sound vibration device.

Preferably, the sound vibration device includes a conversion module and one or more vibrators, the conversion module receives the sound signal and processes it to generate a mechanical vibration signal, and the vibrator outputs a vibration signal with a wide frequency band and high energy .

Preferably, the effective bandwidth of the vibrator is 0-20kHz, and the power is 0-50w.

Preferably, the main control device further includes a sound processing module, which performs personalized sound signal processing on external audio files to generate waveforms and related sound signal files that can be added to the audio library.

Preferably, the sound processing module includes a signal processing module, a plurality of basic waveform generation modules, a plurality of modulation modules and a waveform integration module, the signal processing module extracts the signal characteristics of the sound signal of the external audio, and according to the signal characteristics Designing a plurality of basic waveforms, the basic waveform generation module generates the basic waveforms, the modulation module receives the corresponding basic waveforms, and modulates the basic waveforms into modulations with specific frequency characteristics and specific amplitude fluctuation characteristics according to the modulation waveforms After wavelets, the waveform integration module integrates all modulated wavelets to generate waveforms and related sound signal files that can be added to the audio library.

In a second aspect, the present invention also provides a control method for the above-mentioned sound vibration stimulation system, including:

S1: Manually or automatically match the audio library, select the sound signal or automatically generate the sound signal;

S2: Send the selected sound signal to the sound vibration device;

S3: The sound vibration device converts the sound signal into mechanical vibration, and simultaneously outputs sound stimulation and vibration stimulation on the same part of the human head.

As preferably, automatically matching the audio library in the step S1 includes:

Obtain the current environment information, determine the current scene according to the environment information, and automatically match the audio library of the corresponding scene for sound signal selection.

As preferably, automatically matching the audio library in the step S1 includes:

Obtain the current physiological signal, determine the current physiological state according to the physiological signal, and automatically match the audio library of the corresponding scene for the selection of the sound signal.

Preferably, before obtaining the physiological signal, it also includes:

The pressure signal acquisition module collects the pressure signal in real time, and judges whether the current pressure signal is greater than the threshold value. If the pressure signal is less than the threshold value, the physiological signal acquisition module at the corresponding position is turned off; if the pressure signal is greater than the threshold value, the physiological signal acquisition module at the corresponding position is turned on.

As preferably, the audio library in the step S1 can add the sound signal of the external audio file, including:

A: Extract the signal characteristics of the sound signal of the external audio, and design multiple basic waveforms according to the signal characteristics;

B: Select and/or generate a modulation waveform, and each basic waveform is modulated into a modulated subwave having specific frequency characteristics and specific amplitude fluctuation characteristics according to the modulation waveform;

C: All modulated wavelets are integrated to generate waveforms and their associated sound signal files that can be added to the audio library.

In a third aspect, the present invention also provides a headrest, which is characterized by comprising the above-mentioned sound vibration stimulation system.

Preferably, the headrest is a pillow, and the pillow includes a base, the signal acquisition device and the sound vibration device are arranged on the top of the base, and the main control device is arranged on the base or independently outside the base.

Preferably, the signal collection device and the sound vibration device are arranged at intervals on the top of the base, and the signal collection device is arranged around the sound vibration device.

Preferably, the signal collection device is arranged on the top of the base in a honeycomb structure, and the sound vibration device is arranged at the center of the signal collection device.

In a fourth aspect, the present invention further provides a head-mounted device, which is characterized by comprising the above-mentioned sound vibration stimulation system.

Preferably, the head-mounted device is a helmet, the helmet includes a helmet body, the signal collection device and the sound vibration device are arranged inside the helmet including the helmet body, and the main control device is arranged on the helmet body or Independently arranged outside the helmet body.

Preferably, the location where the vibration device is installed includes, but is not limited to, the Shenting point corresponding to the forehead, between the top of the head and Baihui point, between the ear tip and the top of the head between Muchuang and Zhengying point, and between Fengchi point and Fengchi point on the back of the head. Between the brain cavities; the location of the signal acquisition device includes, but is not limited to, between the corresponding forehead and the temple, the occipital lobe, the parietal lobe, and the temporal lobes on both sides.

Preferably, an adjustment component is provided between the sound vibration device and the helmet body and between the signal acquisition device and the helmet body.

Preferably, the adjustment assembly includes an elastic member connected between the sound vibration device and the helmet body and between the signal collection device and the helmet body; or

The adjustment assembly includes a plurality of straps interlaced in the helmet body, and the sound vibration device and the signal collection device are selectively buckled in several buttonholes provided on the straps; or

The adjustment assembly includes a plurality of sliding rails arranged in a staggered manner in the helmet body, and the sound vibration device and the signal collecting device are slidingly arranged in the sliding rails.

Preferably, the head-mounted device is a headband, and the headband includes a headband body, the signal collection device and the sound vibration device are arranged on the headband body, and the main control device is arranged on the headband The headband is arranged on the body or independently outside the headband body.

Preferably, the position where the sound vibration device is in contact with the human body includes Shenting acupoint on the forehead, between the front top of the head and Baihui acupoint, between the ear tip and the top of the head between Muchuang and Zhengying acupoints, and between the Fengchi and Fengchi acupoints on the back of the head. One or more of the brain cavities; the position where the signal collection device contacts the human body includes one or more of the forehead to temple area, the top of the head area and the back occiput area.

Preferably, a spacer is provided on the end surface of the sound vibration device in contact with the human body.

Preferably, a first connection structure is connected between the sound vibration device, the signal collection device and the headband body, and the sound vibration device and the signal collection device are fixedly connected or detachably connected through the first connection structure on the headband body.

Preferably, the headband body includes a main belt body and second connection structures arranged at both ends of the main belt body, and the second connection structure connects the main belt body to form a loop.

Preferably, the headband body further includes one or more auxiliary straps, and two ends of the auxiliary straps are respectively connected to two ends of the main strap.

Compared with the prior art, the present invention has the following advantages:

The sound vibration stimulation system of the present invention contacts the head of the human body through the sound vibration device, and outputs sound stimulation and vibration stimulation corresponding to the sound signal that is manually matched or automatically matched or automatically generated. On the one hand, the sound signal is directly vibrated through the skull vibration Transmitted to the cochlear auditory nerve to produce hearing; on the other hand, the broadband signal can effectively encode the information needed to regulate the nerve, and transmit the mechanical energy to the target area through high-energy vibration. The application of a single component at a single point and single area simultaneously realizes physiological regulation and Psychological regulation enhances the regulation and relaxation of brain functions, achieving the effect of one plus one greater than two. Based on a single component, the synchronous combination of two kinds of regulation is realized. The volume of the sound vibration device is smaller, which greatly improves the user's comfort. Spend;

In a preferred embodiment, on the one hand, the audio library of the corresponding scene is automatically matched for the selection of sound signals by sensing the external environment information; The intelligence of the whole system simplifies the operation process and makes it easier for users to use;

In a preferred embodiment, personalized sound signal processing can be performed on the external sound signal, so that the sound signal of the external audio is encoded by a multi-frequency vibration signal to generate a wide-band, high-power (high-energy) sound signal that can be added to the audio library. ) and other characteristics of the sound signal, the choice is more diverse and more free.

In a preferred embodiment, the application of a headrest with a sound and vibration stimulation system, and a head-mounted device output sound stimulation and vibration stimulation at a single point and a single area, while performing sleep aid and massage relaxation training, which helps relieve the user's anxiety. fatigue problem.

Description of drawings

The drawings described herein are for illustration purposes only and are not intended to limit the scope of the present disclosure in any way. In addition, the shapes and proportional dimensions of the components in the drawings are only schematic and are used to help the understanding of the present invention, and do not specifically limit the shapes and proportional dimensions of the components in the present invention. Under the teaching of the present invention, those skilled in the art can select various possible shapes and proportional dimensions according to specific situations to implement the present invention. In the attached picture:

Fig. 1 is the structural block diagram of sound vibration stimulation system among the present invention;

Fig. 2 is the structural block diagram of sound processing module among the present invention;

Fig. 3 is a structural schematic diagram of a pressure signal acquisition module and a physiological signal acquisition module in the present invention;

Fig. 4 is the flowchart of the control method of sound vibration stimulation system in the present invention;

Fig. 5 is the work flowchart of a kind of method of automatically matching sound signal among the present invention;

Fig. 6 is the work flowchart of another kind of method of automatically matching sound signal among the present invention;

Fig. 7 is the work flowchart of sound vibration device among the present invention;

Fig. 8 is the work flowchart of sound processing module in the present invention;

Fig. 9 is the structural representation of pillow among the present invention;

Fig. 10 is a schematic diagram of the arrangement of the signal acquisition device and the sound vibration device in the present invention;

Fig. 11 is the structural representation of helmet among the present invention;

Fig. 12 is a schematic structural view of the headband of the present invention.

Detailed ways

In order to enable those skilled in the art to better understand the technical solutions in the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described The embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

It should be noted that when an element is referred to as being “disposed on” another element, it may be directly on the other element or there may also be an intervening element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for purposes of illustration only and are not intended to represent the only embodiments.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field of the invention. The terms used herein in the description of the present invention are for the purpose of describing specific embodiments only, and are not intended to limit the present invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in FIG. 1 , a sound vibration stimulation system corresponding to the present invention includes a main control device 1 and a sound vibration device 2 connected to the main control device 1 . Wherein, the main control device 1 may be a smart phone, a microcomputer, etc. capable of performing edge computing, and is used for analysis and calculation, signal processing, arbitrary waveform coding, system control, environment interaction, and the like. The communication module 5 realizes the interaction between the main control device 1 and the sound vibration device 2. The communication connection may be wired communication and/or wireless communication. Wireless communication includes but not limited to Bluetooth communication, WIFI communication and other wireless communication. The main control device 1 sends the sound signal to the sound vibration device 2, and the sound vibration device 2 converts the sound signal into mechanical vibration, and outputs sound and vibration stimulation at the same time. When the sound and vibration stimulation act on a certain part of the head, a On the one hand, the mechanical vibration transmits the sound directly to the cochlear auditory nerve through the skull vibration of the part through bone conduction to produce hearing; on the other hand, when the high-power mechanical wave acts on the part, it can activate or change the neuron discharge form of the part. Change neural activity to realize physiological neuroregulation of brain function, so that users can relax physically and mentally.

The main control device 1 includes a control module 11 and a media module 12 connected to the control module 11 . Specifically, the media module 12 includes a plurality of audio libraries 121, the control module 11 manually or automatically matches the audio library, selects the sound signal or automatically generates the sound signal, the sound vibration device 2 receives the sound signal and converts it into mechanical vibration, and outputs sound stimulation And vibration stimulation, acting on the human head. The audio library 121 includes, but is not limited to, waveforms and related sound signal files for driving the sound vibration device 2 , which have specific frequency characteristics and specific amplitude fluctuation characteristics, so that the subsequent sound vibration device 2 can output sound information and physical vibration.

In addition to outputting the existing sound signals in the audio library of the media module 12, in order to increase the diversity of the equipment, the user can import external audio files through the sound processing module 13 in the main control device 1 according to preference. Specifically, the sound processing module 13 can perform personalized sound signal processing on external audio files, and generate waveforms and related sound signal files that can be added to the audio library 121 and/or drive the sound vibration device 2, and have wide-band, high-power (high energy) and other characteristics, personalized physiological state-related sound signal processing includes but is not limited to changing amplitude, frequency, adaptive filtering, adaptive modeling, physiological state discrimination and prediction. As shown in FIG. 2 , the sound processing module 13 includes but not limited to a signal processing module 131 , a plurality of basic waveform generation modules 132 , a plurality of modulation modules 133 and a waveform integration module 134 . The signal processing module 131 extracts the signal characteristics of the sound signal of the external audio, and designs a plurality of basic waveforms according to the signal characteristics, the basic waveform generation module 132 generates the basic waveform; the modulation module 133 receives the corresponding basic waveform, and modulates the basic waveform according to the modulation waveform into modulated wavelets with specific frequency characteristics and specific amplitude fluctuation characteristics; the waveform integration module 134 integrates all modulated wavelets to generate waveforms and related sound signal files that can be added to the audio library. After the external audio file is processed by the sound processing module 13 for personalized sound signals, a vibration waveform based on sound information and physical vibration is generated. With the same characteristics, the sound vibration device 2 can generate sound vibration stimulation that can be effectively transmitted to the cerebral cortex to cause changes in the neural activity of the brain function.

Further, the automatic matching of the control module 11 to the audio library 121 can be assisted by the sensing device 3 on the one hand, and the interaction between the main control device 1 and the sensing device 3 can also be realized through the communication module 5 . The sensing device 3 includes but not limited to an environment information sensor 31 , an environment information input module 32 and an environment information processing module 33 . The relevant information of the current environment is automatically obtained through the environmental information sensor 31 or manually input through the environmental information input module 32. The relevant information of the environment includes but is not limited to temperature signals, light signals, sound signals, humidity signals, office condition signals etc.; environmental information sensor 31 includes but not limited to temperature sensor, light sensor, sound sensor, humidity sensor, video corresponding sensor, etc.; environmental information input module 32 includes but not limited to app, webpage, voice, video, etc. The environmental information processing module 33 processes the obtained relevant information and transmits it to the control module 11 for scene discrimination. The environmental information processing module includes but not limited to machine learning, sound processing, computer vision processing, and video processing. The current service scene is determined by the control module 11, such as daytime, sleep scene, daytime cognitive behavior training scene, leisure and relaxation scene, etc., and the control module 11 automatically matches the audio library 121 of the corresponding scene according to the scene for selection of sound signals. For example, if it is determined that the service scene is daytime, the audio library related to daytime activities is called; if the service environment is judged to be a sleep scene, the audio library related to sleep assistance is called.

On the other hand, the control module 11 can automatically match the audio library 121 with the assistance of the signal acquisition device 4 , and the interaction between the main control device 1 and the signal acquisition device 4 can also be realized through the communication module 5 . The signal acquisition device 4 includes a physiological signal acquisition module 41 and a state discrimination module 42 . Acquire the current physiological information through the physiological signal acquisition module 41. The physiological signal can be collected directly by the acquisition device, and can also be analyzed based on video and/or audio acquisition. The physiological signal includes but not limited to EEG signals and electromyographic signals. , ECG signal, electrooculogram signal, blood oxygen signal, pulse signal, etc. The physiological signal collection module 41 preferably includes one or more near-infrared spectrum brain imaging signal collectors, which use the good scattering properties of the main components of blood to 600-900nm near-infrared light to monitor the changes of oxyhemoglobin and deoxyhemoglobin during brain activity , so as to reflect the dynamic activity of brain function, and has the advantages of no need for conductive media, safety and non-invasiveness, insensitivity to movement and head movement, and no interference from electromagnetic noise. The near-infrared spectrum brain imaging signal collector includes a light source and a light source detector, and the light source and the light source detector cooperate to collect dynamic signals of brain activity.

Further, the state discrimination module 42 receives the current physiological signal collected by the physiological signal collection module 41, and judges the current physiological state according to the collected current physiological signal. The physiological state includes but not limited to sleep state, body posture state, emotional state, eyes open and closed. Eye status, breathing status, environmental response status, etc. The control module 11 matches the corresponding audio library 121 for selecting sound signals according to the physiological state. It can be understood that the audio library 121 can be divided into a plurality of stimulation patterns corresponding to the physiological state. Taking the sleep state as an example of a physiological state for discrimination, it is described in detail. When the discriminated physiological state is a sleep state, the sleep state includes, but is not limited to, a stage of falling asleep, a stage of sleep apnea, and a stage of awakening. For example, if you are currently falling asleep, match stimulation mode 1. In this mode, the control module 11 will call the sleep-aiding sound vibration waveform and related sound signal files in the audio library 121 to perform acoustic kinetic energy physiological regulation and control with mechanical vibration as the carrier. Psychological regulation using sound as a carrier to achieve physiological-psychological dual-mode sleep-aid brain stimulation; if you are currently in the stage of sleep apnea or in a state of irregular breathing, then match the stimulation mode 2. In this mode, the control module 11 will call The weak sound vibration waveform and its related sound signal files in the audio library 121 wake up to remind the user to change the body position to avoid dangers such as hypoxia caused by apnea; if it is in the wake-up stage, it matches the stimulation mode 3. In this mode, the control module 11 It will call the wake-up sound vibration waveform and its related sound signal files in the audio library 121, play the soothing alarm clock audio, and at the same time realize the transition of brain activity from a deep sleep state to a light sleep state through mechanical vibration sound kinetic energy stimulation, and realize the gradual wake-up task. Fatigue associated with waking up during rapid eye movement.

In order to improve the accuracy of equipment acquisition and stimulation, as shown in Figure 3, the signal acquisition device 4 also includes a pressure signal acquisition module 43 arranged below the physiological signal acquisition module 41, the pressure signal acquisition module 43 acquires the current head position information, The control module 11 controls the opening or closing of the physiological signal acquisition module 41 at the corresponding position, and the pressure signal acquisition module includes one or more pressure sensors. The signal acquisition device also includes a body position discrimination and correction module 44. The body position discrimination and correction module 44 receives the pressure signal collected by the pressure signal acquisition module 43, and judges the head position according to the pressure signal. In actual use, there will be a deviation between the position of the head and the position of the signal acquisition device 4. The pressure signal collected by multiple pressure signal acquisition modules 43 uses a multi-channel spatial positioning modeling method to comprehensively judge the current head position and signal acquisition. The corresponding positional relationship between the device 4 and the sound vibration device 2 can then be used to deduce the physiological signal at the position where the signal needs to be collected through the physiological signals collected by a plurality of physiological signal collection modules 41 . The control module 11 judges whether there is a corresponding pressure sensor near the head according to the magnitude of the pressure signal, and controls the physiological signal acquisition module 41 at the corresponding position to turn on or off, and determines the position of the vibrator 22 to be turned on subsequently. During the entire brain regulation process, the physiological signals collected by the physiological signal acquisition module 41 will record the dynamic activities of the physiological state during the brain regulation period in real time, and generate a daily physiological quality report through signal processing and data analysis, providing a physiological management system platform equipped with the device. Physiological signal feedback can adjust and configure equipment parameters through long-term physiological quality reports to achieve personalized physiological management and long-term intervention.

The sound vibration device 2 includes a conversion module 21 and one or more vibrators 22. The number of vibrators can be 2 or a multiple of 2, and the number of vibrators can also be set according to the number of control function loop nodes. The conversion module 21 receives the sound signal and performs processing such as signal denoising, power amplification, and digital-to-analog conversion to generate a mechanical vibration signal, which is output by the vibrator 22. The effective bandwidth of the vibrator is 0-20kHz, and the power is 0-50w. It can support the output of a vibration signal with a wide frequency band and high energy. On the one hand, it covers the frequency range of human hearing. When the vibrator 22 touches the head, it can transmit the sound directly to the cochlea auditory nerve through the vibration of the skull through bone conduction, generating Hearing is used to achieve sound psychotherapy; on the other hand, broadband information can effectively encode the information needed to regulate nerves, and transmit mechanical energy to the target area through high-power vibration to achieve physiological and neural regulation of brain function. The high-power, wide-band vibration signals that can cause changes in brain neural activity will be sound-encoded, and the required regulatory stimulus information will be encoded in the form of sound components (such as pitch, timing, timbre, etc.) (for example, the dorsolateral prefrontal cortex of the brain can be selected for emotional regulation), so as to achieve the purpose of specific neural regulation of brain regions, and at the same time carry out psychological intervention based on sound.

The sound vibration device 2 also includes a drive module 23, the drive module 23 controls the switch of the vibrator 22 and the output power of the mechanical vibration, which is convenient for the user to manually adjust the sound and vibration stimulation according to the actual situation.

The main control device 1, the sound vibration device 2, the sensing device 3, and the signal acquisition device 4 can be equipped with a power module 6 separately, or can share a power module 6 to provide electric energy for the operation of the entire system. The power module 6 includes but is not limited to a storage battery , solar cells, lithium batteries and other forms of power supply.

The sound vibration stimulation system of the present invention contacts the head of the human body through the sound vibration device, and outputs sound stimulation and vibration stimulation corresponding to the sound signal that is manually matched or automatically matched or automatically generated. On the one hand, the sound signal is directly vibrated through the skull vibration Transmitted to the cochlear auditory nerve to produce hearing; on the other hand, the broadband signal can effectively encode the information needed to regulate the nerve, and transmit the mechanical energy to the target area through high-energy vibration. The application of a single component at a single point and single area simultaneously realizes physiological regulation and Psychological regulation enhances the regulation and relaxation of brain functions, achieving the effect of one plus one greater than two. Based on a single component, the synchronous combination of two kinds of regulation is realized. The volume of the sound vibration device is smaller, which greatly improves the user's comfort. Spend.

It should be noted that when the sound vibration stimulation system provided by the above-mentioned embodiments triggers the regulation and control service, it only uses the division of the above-mentioned functional modules for illustration. In practical applications, the above-mentioned function allocation can be completed by different functional modules according to needs. , which divides the internal structure of the system into different functional modules to complete all or part of the functions described above.

As shown in Figure 4, the present invention also provides a control method based on the above-mentioned sound vibration stimulation system, including:

S1: Manually or automatically match the audio library, select the sound signal or automatically generate the sound signal;

Specifically, as shown in FIG. 5 , on the one hand, the current environment information can be obtained through the environment information sensor 31, or the relevant information of the current environment can be manually input through the environment information input module 32, and the environment information processing module 33 processes the obtained relevant information, Scene discrimination is carried out by the control module 11 to determine the current service scene such as scene one, scene two...;

The user selects whether to automatically match the music library, if so, the control module 11 determines the current service scene according to the environmental information, automatically matches the audio library 121 of the corresponding scene for selection of sound signals; if not, then manually selects the audio library 121 according to user needs to select the sound signal.

As shown in Fig. 6, on the other hand, by acquiring the current physiological signal, the current physiological signal can be analyzed, the physiological state can be judged, and the stimulation mode suitable for the current state can be matched.

The pressure sensor is always on, and collects the pressure signal in real time, and judges whether the current pressure signal is greater than the threshold in real time. If the pressure signal is less than the threshold, it means that the head is not near the pressure sensor at this time, and the light source and light source detector at the corresponding position are in the Closed state; if the pressure signal is greater than the threshold, the head position is judged by the multi-channel spatial positioning modeling method, and the corresponding positional relationship between the current head position and the signal acquisition device 4 and the sound vibration device 2 is corrected, and the physiological signal at the corresponding position is turned on The acquisition module 41 acquires current physiological signals.

It can be understood that the sound signal selected by the user may be a built-in audio signal in the audio library 121, or may be an external audio sound signal added according to the user's personal preference.

Wherein, as shown in Figure 8, adding the sound signal of the external audio file in the audio library includes:

A: Extract the signal characteristics of the sound signal of the external audio, and design multiple basic waveforms according to the signal characteristics;

B: Select and/or generate a modulation waveform, each basic waveform is modulated into a modulated subwave with specific frequency characteristics and specific amplitude fluctuation characteristics according to the modulation waveform;

C: All modulated wavelets are integrated to generate waveforms and their associated sound signal files that can be added to the audio library.

S2: Send the selected sound signal to the sound vibration device 2;

S3: The sound vibration device 2 converts sound signals into mechanical vibrations to generate sound vibration stimulation.

Specifically, as shown in FIG. 7, after the sound vibration device 2 receives the sound signal, the conversion module 21 performs processing such as signal denoising, power amplification, and digital-to-analog conversion on the sound signal to generate a mechanical vibration signal, and the vibrator 22 outputs a mechanical vibration signal. Vibration, the output mechanical vibration contains sound information and physical vibration.

When the vibrator 22 is in contact with the head, the sound information is directly transmitted to the cochlear auditory nerve through bone conduction to generate hearing, which is used to realize sound psychotherapy; the physical vibration is transmitted to the target area to realize physiological and neural regulation of brain function. The application of a single component in a single area realizes physiological regulation and psychological regulation at the same time, enhances the regulation and relaxation of brain function, and achieves the effect of one plus one greater than two.

The present invention also provides a headrest, comprising a headrest main body and a sound vibration stimulation system installed on the headrest main body, wherein the vibrator 22 is preferably installed on the headrest main body, and the remaining modules can be an independent vibrating The controller that is communicatively connected to the device 22 may also be computer software installed in a computer or a mobile terminal APP installed in a smart phone. A plurality of vibrators 22 are distributed on the main body of the headrest according to the positions of the brain function control loop nodes. When the user's head rests on the headrest, the vibrator 22 is roughly located on the brain function control loop nodes. Simultaneous sleep aid and massage relaxation training can help relieve insomnia. Applicable scenarios of the headrest in this embodiment include but are not limited to pillows for bedding, backrests and headrests of chairs or massage chairs, backrests and headrests of seats in vehicles, and the like.

Specifically, as shown in FIG. 9 , a specific implementation of the headrest is provided. In this implementation, the headrest is specifically a pillow, including: a base 7, one or more signal acquisition devices installed on the base 7 The device 4 and the sound vibration device 2, and the main control device 1 connected with the signal acquisition device 4 and the sound vibration device 2. Can be communication connection between main control device 1 and signal acquisition device 4 and sound vibration device 2, also can be electrical connection, and communication connection can be wired communication and/or wireless communication, and wireless communication includes but not limited to bluetooth communication, WIFI communication and other wireless communications.

The base 7 is made of an elastic material with a supporting effect, and its external structure is preferably made as an ordinary pillow. The sound vibration device 2 and the signal collection device 4 are arranged at intervals on the top surface of the base 7, and the signal collection device 4 surrounds the sound vibration device. 2 arrangement, can be in contact with the human head. As shown in Figure 10, in this embodiment, preferably the signal collection devices 4 are arranged in a honeycomb structure, each honeycomb structure has a diameter of 3 to 5 cm, and each sound vibration device 2 is located in every six signal collection devices. 4 central locations. The signal acquisition device 4 acquires the current physiological signal, the main control device 1 analyzes the current physiological signal, matches the stimulation mode suitable for the current physiological state, and controls the sound vibration device 2 to output sound vibration stimulation corresponding to the stimulation mode to the head.

When in use, the pressure sensor is always on, and collects the pressure signal in real time, and judges in real time whether the current pressure signal is greater than the threshold value. If the pressure signal is less than the threshold value, it means that the head is not near the pressure sensor at this time, and the physiological signal of the corresponding position The acquisition module 41 is in the closed state; if the pressure signal is greater than the threshold value, the head position is judged by the multi-channel spatial positioning modeling method, and the corresponding positional relationship between the current head position and the signal acquisition device 4 and the sound vibration device 2 is corrected, and the corresponding positional relationship is turned on. The location physiological signal acquisition module 41 acquires the current physiological signal.

Analyze the current physiological signal, judge the physiological state, and match the stimulation mode suitable for the current state.

After matching the stimulation mode, output the corresponding audio file to the head position through the vibrator 22, realize single-point, single-region application of a single component, and realize physiological-psychological dual-mode sleep-aid brain stimulation at the same time, adaptive during the whole sleep process Regulate the state of the brain, enhance sleep quality, and improve life.

The present invention also provides a head-mounted device, including a device body and a sound vibration stimulation system installed on the device body, preferably, the vibrator 22 is installed in the device body, and the remaining modules can be an independent vibrator 22. The controller connected by communication may also be computer software installed in a computer or a mobile terminal APP installed in a smart phone. A plurality of vibrators 22 are distributed on the main body of the device according to the position of the control function loop node. When the user wears the head-mounted device, the vibrator 22 is roughly located on the control function loop node, and the emotions, cognition and emotions are simultaneously performed through sound and vibration. Psychological regulation of cognition and other functions. The head-mounted device in this embodiment includes, but is not limited to, a helmet, a hat, a cross-shaped hair band, a straight-shaped hair band, a well-shaped hair band, and the like.

Specifically, as shown in Figure 11, a specific embodiment of the head-mounted device is given. In this embodiment, the head-mounted device is specifically a helmet, and the helmet includes a helmet body 8, and a signal collection device 4 and a sound vibration device 2 are set. The helmet includes the inside of the helmet body 8 , and the main control device 1 is arranged on the helmet body 8 or independently arranged outside the helmet body 8 . Preferably, when the user puts on the helmet, the location where the vibration device 2 is set includes, but is not limited to, the Shenting acupoint corresponding to the forehead, between the top of the head and Baihui acupoint, between the eye window and the Zhengying acupoint between the tip of the ear and the top of the head, and Between the Fengchi point and the brain hole in the back of the brain; the location where the signal acquisition device 4 is installed includes, but is not limited to, between the corresponding forehead and the temple, the occipital lobe, the parietal lobe, and the temporal lobes on both sides.

Specifically, in order to match users with different head circumferences, adjustment components (not shown) are provided between the sound vibration device 2 and the helmet body 8 and between the signal collection device 4 and the helmet body 8 . In one embodiment, the adjustment assembly can be an elastic member (such as a spring, etc.) connected between the sound vibration device 2 and the helmet body 8 and between the signal acquisition device 4 and the helmet body 8. When the user puts it on, the The elastic member adaptively adjusts the distance between the vibrator 22 and the helmet body 8 and between the signal acquisition device 4 and the helmet body 8, so as to match users with different head circumferences wearing helmets; in another embodiment, the adjustment assembly It can be a plurality of straps interlacedly arranged in the helmet body 8, and the straps are distributed and arranged along the acupoints of the human head, and each strap is provided with several buttonholes, and the sound vibration device 2 and the signal collection device 4 can be selected The buckle is provided in the button hole, and the positions of the vibrator 22 and the signal collection device 4 are adaptively adjusted, so that when users with different head circumferences wear helmets, the vibrator 22 and the signal collection device 4 can be installed in corresponding positions or Near the corresponding position; in another embodiment, the adjustment assembly can be a plurality of slide rails interlacedly arranged in the helmet body 8, the slide rails are distributed and arranged along the acupuncture points of the human head, and the sound vibration device 2 and the signal collection device 4 slide It is arranged in the slide rail, and the positions of the vibrator 22 and the signal collection device 4 are adaptively adjusted with the locking assembly, so that when users with different head circumferences wear helmets, the vibrator 22 and the signal collection device 4 can be installed in corresponding positions or nearby.

After the user wears the helmet, the signal acquisition device 4 starts to collect current physiological information (especially brain function information), and feeds back to the state discrimination module 42 to judge the state of the brain. After the control module 11 receives the state of the brain, it matches the information in the media module 12. Corresponding waveforms and related sound signal files are simultaneously output by the vibrator 22 at the same position and corresponding sound stimulation and vibration stimulation are delivered to the user's head, realizing single-point, single-region application of a single component and realizing physiological- Psychological dual-mode sleep aid brain stimulation, sleep aid, emotional relief and massage relaxation training, help to relieve insomnia. The application scenarios of the helmet in this embodiment include but are not limited to home, office, professional medical institutions, commercial spaces such as airports and beauty salons, video games such as VR or AR, outdoor bicycle sports, etc.

Specifically, as shown in Figure 12, another specific embodiment of the head-mounted device is given. In this embodiment, the head-mounted device is specifically a headband, including a headband body, a signal collection device 4 and a sound vibration device 2 It is arranged on the helmet including the headband body, and the main control device 1 is arranged on the headband body or independently arranged outside the headband body. In order to achieve the purpose of regulating physiological and/or psychological regulation, preferably, the position where the sound vibration device 2 contacts the human body includes the Shenting point on the forehead, between the top of the head and the Baihui point, between the eye window and the front of the ear tip and the top of the head. One or more of the points between the camp points and the points between the Fengchi point and the brain hole in the back of the brain. Performing sound stimulation and/or mechanical vibration stimulation on or near the above-mentioned points can relax the mind and massage the brain. Due to the distribution of various acupoints, the vibrator 22 can be installed on the main belt body 91 and the auxiliary belt body 92 at corresponding positions to meet more demands. The number of vibrators 22 can be set according to the number of control function loop nodes. Preferably, 1-16 vibrators 22 are arranged in the corresponding area on the top of the head as required.

Correspondingly, the position where the signal collection device 4 is in contact with the human body includes one or more of the area from the forehead to the temple, the top of the head area, and the occiput area. For example, the occipital lobe, parietal lobe, and bilateral temporal lobes. The EEG signals in these areas contain rich physiological information. By collecting the EEG signals in these areas, it can well support subsequent state discrimination.

Both the sound vibration device 2 and the signal acquisition device 4 are fixedly connected or detachably connected to the headband body through a first connection structure, and the first connection structure can be one or more of a pasting structure, a button structure, and a buckle structure. In combination, as long as the sound vibration device 2 and the signal collection device 4 can be connected to the headband body.

The headband body is made of elastic material and/or flexible material, which can meet the requirements of users with different head circumferences, and has a humanized design and strong adaptability. The headband body includes a main belt body 91, the main belt body 91 is preferably in the shape of a belt, and its two ends are provided with a second connection structure, and the second connection structure connects the main belt body 91 to form a ring, which can be worn on the human body, for example: Head, neck and other parts. The second connection structure is a combination of one or more of the adhesive structure, button structure, and buckle structure, as long as the main belt body 91 can be connected to form a loop, it is not limited here. Further, in order to receive stimulation from multiple directions, the headband body further includes one or more sub-belt bodies 92 , and the two ends of the sub-belt bodies 92 are respectively connected to the two ends of the main strap body 91 . Of course, the remaining parts of the main belt body 91 and the auxiliary belt body 92 can be connected or separated except for the connecting parts at both ends, which is not limited here. When the main belt body 91 is worn at a suitable position, the auxiliary belt body can be stretched to other suitable positions accordingly, so that multiple parts of the human body can receive stimulation output.

In order to relieve and soften the vibration output by the sound vibration device 2, the end face of the vibrator 22 in contact with the human body is provided with a pad spacer (not shown in the figure), and the pad spacer is preferably made of flexible materials, such as non-woven fabrics, sponges, silica gel, etc. , the vibration and sound output by the vibrator 22 are soothed and soft through the spacer, and then transmitted to the human body, improving the comfort and experience of use. Simultaneously in order to solve the hygienic problem of vibrator 22, pad spacer can be one-time use, be bonded on the vibrator 22 by glue, replace pad spacer and can use immediately when using at every turn, even if it is used by another person, it can be used immediately. Keep the vibrator 22 clean and hygienic.

After the user wears the helmet, the signal acquisition device 4 starts to collect current physiological information (especially brain function information), and feeds back to the state discrimination module 42 to judge the state of the brain. After the control module 11 receives the state of the brain, it matches the information in the media module 12. Corresponding waveforms and related sound signal files are simultaneously output by the vibrator 22 at the same position and corresponding sound stimulation and vibration stimulation are delivered to the user's head, realizing single-point, single-region application of a single component and realizing physiological- Psychological dual-mode sleep aid brain stimulation, sleep aid, emotional relief and massage relaxation training, help to relieve insomnia.

It can be understood that, whether it is the headrest provided above and/or embodied as a pillow, or the head-mounted device provided and/or embodied as a helmet and/or embodied as a headband, they are all related to the implementation of the sound vibration stimulation system. Examples belong to the same idea, that is, the headrest provided, specifically implemented as a pillow, head-mounted equipment, specifically implemented as a helmet, and specifically implemented as a headband are all based on the sound vibration stimulation system, and its specific implementation process and beneficial effects brought For details, refer to the above-mentioned embodiments of the sound vibration stimulation system, and details will not be repeated here.

It should be understood that the foregoing description is for purposes of illustration and not limitation. Many embodiments and many applications other than the examples provided will be apparent to those of skill in the art from reading the above description. The scope of the present teachings, therefore, should be determined not with reference to the above description, but should be determined with reference to the preceding claims, along with the full scope of equivalents to which such claims are entitled. The disclosures of all articles and references, including patent applications and publications, are hereby incorporated by reference for completeness. The omission from the preceding claims of any aspect of the subject matter disclosed herein is not intended to be a disclaimer of such subject matter, nor should it be considered that the applicant did not consider the subject matter to be part of the disclosed inventive subject matter.

Claims (31)

1. A sound vibration stimulation system is characterized in that it comprises:

   The main control device includes a control module and a media module connected to the control module, the media module includes a plurality of sound signals, and the control module manually or automatically matches the sound signals or automatically generates the sound signals;

   The sound vibration device is communicatively connected with the main control device and is in contact with the head of the human body. The main control device controls the sound vibration device to output a wide-band, high-energy sound stimulus corresponding to the sound signal and vibration stimulation.
2. The sound vibration stimulation system according to claim 1, characterized in that, the sound vibration stimulation system further comprises a sensing device connected to the main control device, and the sensing device acquires current environmental information and feeds back to the main control device device, the main control device determines the current scene, and automatically matches the sound signal or automatically generates the sound signal.
3. The sound vibration stimulation system according to claim 2, wherein the perception device includes an environmental information sensor, an environmental information input module, and an environmental information processing module, and the relevant information of the current environment is automatically obtained through the environmental information sensor or through The environmental information entry module manually inputs relevant information of the current environment, and the environmental information processing module processes the relevant information and transmits it to the control module for scene discrimination.
4. The sound vibration stimulation system according to claim 1, characterized in that, the sound vibration system also includes a signal acquisition device connected to the main control device, and the signal acquisition device collects current physiological signals and feeds them back to the A main control device, the main control device determines the current scene, and automatically matches the sound signal or automatically generates the sound signal.
5. The sound vibration stimulation system according to claim 4, wherein the signal acquisition device comprises a physiological signal acquisition module and a state discrimination module, the physiological signal acquisition module collects the current physiological signal, and the state discrimination module according to the The physiological signal determines the corresponding physiological state.
6. The sound vibration stimulation system according to claim 5, wherein the signal acquisition device further comprises a pressure signal acquisition module arranged below the physiological signal acquisition module, and the pressure signal acquisition module acquires current head position information , and control the opening or closing of the physiological signal acquisition module at the corresponding position through the main control device.
7. The sound vibration stimulation system according to claim 5, wherein the signal acquisition device further comprises a position discrimination and correction module connected to the pressure signal acquisition module, and the body position discrimination and correction module is based on the collected pressure The signal determines the head position, and the corresponding positional relationship between the current head position and the signal acquisition device and the sound vibration device.
8. The sound vibration stimulation system according to any one of claims 1-7, wherein the sound vibration device includes a conversion module and one or more vibrators, and the conversion module receives the sound signal and processes it to generate mechanical vibration signal, and the vibrator outputs a vibration signal with a wide frequency band and high energy.
9. The sound vibration stimulation system according to claim 8, characterized in that, the effective bandwidth of the vibrator is 0-20kHz, and the power is 0-50w.
10. The sound vibration stimulation system according to any one of claims 1-7, characterized in that, the main control device also includes a sound processing module, and the sound processing module performs personalized sound signal processing on external audio files to generate an addable Waveforms and their associated sound signal files to the audio library.
11. The sound vibration stimulation system according to claim 10, wherein the sound processing module includes a signal processing module, a plurality of basic waveform generation modules, a plurality of modulation modules and a waveform integration module, and the signal processing module extracts external audio The signal characteristics of the sound signal, and design a plurality of basic waveforms according to the signal characteristics, the basic waveform generation module generates the basic waveforms, the modulation module receives the corresponding basic waveforms, and converts the basic waveforms according to the modulation waveform Modulated into modulated wavelets with specific frequency characteristics and specific amplitude fluctuation characteristics, the waveform integration module integrates all modulated wavelets to generate waveforms and related sound signal files that can be added to the audio library.
12. A control method of the sound vibration stimulation system according to any one of claims 1-11, characterized in that it comprises:

    S1: Manually or automatically match the audio library, select the sound signal or automatically generate the sound signal;

    S2: Send the selected sound signal to the sound vibration device;

    S3: The sound vibration device converts the sound signal into mechanical vibration, and simultaneously outputs sound stimulation and vibration stimulation on the same part of the human head.
13. The control method according to claim 12, wherein the automatic matching of the audio library in the step S1 comprises:

    Obtain the current environment information, determine the current scene according to the environment information, and automatically match the audio library of the corresponding scene for sound signal selection.
14. The control method according to claim 12, wherein the automatic matching of the audio library in the step S1 comprises:

    Obtain the current physiological signal, determine the current physiological state according to the physiological signal, and automatically match the audio library of the corresponding scene for the selection of the sound signal.
15. The control method according to claim 14, characterized in that, before obtaining the physiological signal, further comprising:

    The pressure signal acquisition module collects the pressure signal in real time, and judges whether the current pressure signal is greater than the threshold value. If the pressure signal is less than the threshold value, the physiological signal acquisition module at the corresponding position is turned off; if the pressure signal is greater than the threshold value, the physiological signal acquisition module at the corresponding position is turned on.
16. The control method according to claim 12, wherein the audio library in the step S1 can add sound signals of external audio files, including:

    A: Extract the signal characteristics of the sound signal of the external audio, and design multiple basic waveforms according to the signal characteristics;

    B: Select and/or generate a modulation waveform, and each basic waveform is modulated into a modulated subwave having specific frequency characteristics and specific amplitude fluctuation characteristics according to the modulation waveform;

    C: All modulated wavelets are integrated to generate waveforms and their associated sound signal files that can be added to the audio library.
17. A headrest, characterized by comprising the sound vibration stimulation system according to any one of claims 1-11.
18. The headrest according to claim 17, wherein the headrest is a pillow, the pillow includes a base, the signal acquisition device and the sound vibration device are arranged on the top of the base, and the main control device Set on the base or independently set outside the base.
19. The headrest according to claim 18, wherein the signal collection device and the sound vibration device are arranged at intervals on the top of the base, and the signal collection device is arranged around the sound vibration device.
20. The headrest according to claim 19, wherein the signal collection device is arranged on the top of the base in a honeycomb structure, and the sound vibration device is arranged at the center of the signal collection device.
21. A head-mounted device, characterized by comprising the sound vibration stimulation system according to any one of claims 1-11.
22. The head-mounted device according to claim 21, wherein the head-mounted device is a helmet, and the helmet includes a helmet body, and the signal collection device and the sound vibration device are arranged inside the helmet including the helmet body, so The main control device is arranged on the helmet body or independently arranged outside the helmet body.
23. The head-mounted device according to claim 22, wherein the location where the vibration device is installed includes, but is not limited to, the Shenting acupoint corresponding to the forehead, between the top of the head and Baihui acupoint, between the eye window and the apex of the head and the top of the head. Between the Zhengying point and between the Fengchi point and the brain hole in the back of the brain; the location of the signal acquisition device includes, but is not limited to, between the corresponding forehead and the temple, the occipital lobe, the parietal lobe, and the temporal lobes on both sides.
24. The head-mounted device according to claim 22, characterized in that an adjustment component is arranged between the sound vibration device and the helmet body and between the signal collection device and the helmet body.
25. The head-mounted device according to claim 24, wherein the adjustment assembly includes an elastic member connected between the sound vibration device and the helmet body and between the signal collection device and the helmet body ;or

    The adjustment assembly includes a plurality of straps interlaced in the helmet body, and the sound vibration device and the signal collection device are selectively buckled in several buttonholes provided on the straps; or

    The adjustment assembly includes a plurality of sliding rails arranged in a staggered manner in the helmet body, and the sound vibration device and the signal collecting device are slidingly arranged in the sliding rails.
26. The head-mounted device according to claim 21, wherein the head-mounted device is a headband, and the headband includes a headband body, and the signal collection device and the sound vibration device are arranged on the headband body , the main control device is arranged on the headband body or independently arranged outside the headband body.
27. The head-mounted device according to claim 26, wherein the position where the sound vibration device contacts the human body includes the Shenting acupoint on the forehead, between the top of the head and Baihui acupoint, between the eye window and the apex of the head and the top of the head. One or more between the Zhengying points and between the Fengchi point and the brain hole in the back of the brain; the position where the signal collection device contacts the human body includes one of the forehead to the temple area, the top of the head area, and the back occiput area one or more species.
28. The head-mounted device according to claim 26, wherein a spacer is provided on the end surface of the sound vibration device in contact with the human body.
29. The head-mounted device according to claim 26, wherein a first connection structure is connected between the sound vibration device, the signal collection device and the headband body, and the sound vibration device and the signal collection device pass through the The first connecting structure is fixedly connected or detachably connected to the headband body.
30. The head-mounted device according to claim 29, wherein the headband body comprises a main belt body and second connection structures arranged at both ends of the main belt body, and the second connection structure connects the main belt body Body joins to form a ring.
31. The head-mounted device according to claim 30, wherein the headband body further comprises one or more auxiliary straps, and two ends of the auxiliary straps are respectively connected to two ends of the main strap.

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