CN211791669U - Amortization gauze mask and conversation system - Google Patents
Amortization gauze mask and conversation system Download PDFInfo
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- CN211791669U CN211791669U CN202020840143.4U CN202020840143U CN211791669U CN 211791669 U CN211791669 U CN 211791669U CN 202020840143 U CN202020840143 U CN 202020840143U CN 211791669 U CN211791669 U CN 211791669U
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Abstract
The application discloses amortization gauze mask and communication system relates to daily necessities technical field, has solved the problem that disturbs other people when the conversation. The main technical scheme of the application is as follows: the method comprises the following steps: a mask body; the first sound pickup module is arranged on the mask body and used for collecting first sound waves in a first sound receiving area and generating first sound wave signals corresponding to the first sound waves; the first silencing module is connected with the first sound pickup module and is used for silencing a first sound wave outside the first sound receiving area by generating a second sound wave; wherein the second sound wave is generated from the first sound wave signal and is in opposite phase to the first sound wave; and the communication module is connected with the first pickup module.
Description
Technical Field
The application relates to the technical field of daily supplies, in particular to a silencing mask and a communication system.
Background
In the working environment, the telephone communication with colleagues or clients cannot be avoided. When the station is communicated with other people through telephone, other colleagues nearby can be disturbed, so that other colleagues are disturbed and can not work with concentration. The solution that is common today is to depress the volume of the phone call, but it causes the opposite party to not hear anything, and therefore it is not a good solution.
SUMMERY OF THE UTILITY MODEL
In view of this, the present disclosure provides a sound attenuation mask and a communication system.
On the one hand, this application embodiment provides a amortization gauze mask, this amortization gauze mask includes:
a mask body;
the first sound pickup module is arranged on the mask body and used for collecting first sound waves in a first sound receiving area and generating first sound wave signals corresponding to the first sound waves;
the first silencing module is connected with the first sound pickup module and is used for silencing a first sound wave outside the first sound receiving area by generating a second sound wave; wherein the second sound wave is generated from the first sound wave signal and is in opposite phase to the first sound wave;
and the communication module is connected with the first pickup module.
The purpose of the application and the technical problem to be solved can be further realized by adopting the following technical measures.
Specifically, the first silencing module includes: the first signal processing unit is connected with the first sound pickup module and used for generating a second sound wave signal according to the first sound wave signal;
and the first sound generating unit is connected with the first signal processing unit and used for generating the second sound wave according to the second sound wave signal.
Specifically, the method further comprises the following steps: the second sound pickup module is arranged on the mask body and is used for collecting third sound waves in a second sound receiving area and generating third sound wave signals corresponding to the third sound waves, wherein the second sound receiving area is positioned on one side, away from the first sound receiving area, of the first silencing module;
the feedback module is connected with the first sound attenuation module and the second sound pickup module and is used for generating a feedback signal at least according to the third sound wave signal;
the first sound attenuation module is used for generating the second sound wave according to the first sound wave signal and the feedback signal.
Specifically, the method further comprises the following steps: the second sound pickup module is arranged on the mask body and is used for collecting third sound waves in a second sound receiving area and generating third sound wave signals corresponding to the third sound waves, wherein the second sound receiving area is positioned on one side, away from the first sound receiving area, of the first silencing module;
the second silencing module is connected with the second sound pickup module and is used for silencing a third sound wave outside the second sound receiving area by generating a fourth sound wave; wherein the fourth acoustic wave is generated from the third acoustic wave signal and is in opposite phase to the third acoustic wave.
Specifically, the second muffler module includes: the second signal processing unit is connected with the second pickup module and used for generating a fourth sound wave signal according to the third sound wave signal;
the second sound generating unit is connected with the second signal processing unit and used for generating the fourth sound wave according to the fourth sound wave signal;
wherein, the gauze mask body has relative first side and second side, first pickup module set up in first side, first amortization module set up in the inside of gauze mask body, second pickup module set up in the inside of gauze mask body, and be located first amortization module is kept away from one side of first pickup module, second amortization module or second amortization module second sound production unit set up in the second side.
Specifically, the method further comprises the following steps: and the earphone module is connected with the communication module.
Specifically, the method further comprises the following steps: and the processing module is connected with the communication module and is used for controlling the communication module to be in communication connection with external electronic equipment according to the indication signal.
Specifically, the method further comprises the following steps: the processing module is used for acquiring the pressing sequence of the first trigger key and the second trigger key, and generating the indication signal according to the pressing sequence.
Specifically, the method further comprises the following steps: the tuning module is used for generating a volume adjusting signal;
the processing module is connected with the tuning module and the earphone module and is used for controlling the volume of the audio played by the earphone module according to the volume adjusting signal;
the opening and closing module is connected with the processing module and is used for generating an opening and closing signal;
the processing module is connected with the first silencing module and used for controlling whether the first silencing module generates the second sound wave or not according to the opening and closing signal.
On the other hand, an embodiment of the present application further provides a call system, where the call system includes: at least two noise dampening masks, each noise dampening mask comprising:
a mask body;
the first sound pickup module is arranged on the mask body and used for collecting first sound waves in a first sound receiving area and generating first sound wave signals corresponding to the first sound waves;
the first silencing module is connected with the first sound pickup module and is used for silencing a first sound wave outside the first sound receiving area by generating a second sound wave; wherein the second sound wave is generated from the first sound wave signal and is in opposite phase to the first sound wave;
the communication module, with first pickup module connects, communication module is used for with at least one other the amortization gauze mask communication module connects.
The utility model provides a amortization gauze mask and communication system, the user can wear the amortization gauze mask, and the gauze mask body shelters from in user's mouth. First sound wave in the first sound receiving area is gathered to first pickup module, forms first sound wave signal, first amortization module generates the second sound wave according to first sound wave signal, the phase place of second sound wave and first sound wave is opposite, the second sound wave can be enough to the first sound wave stack outside the first sound receiving area, because the phase place of first sound wave and second sound wave is opposite, the second sound wave can offset with first sound wave, form the amplitude and be less than the superimposed sound wave of first sound wave, even the second sound wave can offset completely with first sound wave to this amortization function that realizes the amortization gauze mask. And communication module is connected with first pickup module, and communication module can be connected with other electronic equipment, and then can send the produced first sound wave signal of first pickup module to other electronic equipment, and the user can answer the sound that the user that uses the amortization gauze mask sent through other electronic equipment.
The foregoing description is only an overview of the technical solutions of the present application, and in order to make the technical solutions of the present application more clear and clear, and to implement the technical solutions according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present application and the accompanying drawings.
Drawings
Fig. 1 is a schematic structural view of a sound-deadening mask according to an embodiment of the present disclosure;
fig. 2 is another schematic structural diagram of a sound-deadening mask according to an embodiment of the present disclosure;
fig. 3 is a schematic structural view of a sound-deadening mask according to an embodiment of the present disclosure;
fig. 4 is a schematic view of another structure of a sound-deadening mask according to an embodiment of the present disclosure.
The reference numbers illustrate:
11-a first side, 12-a second side, 2-a first sound pickup module, 21-a first sound pickup unit, 22-a first analog-to-digital conversion unit, 3-a first sound deadening module, 31-a first signal processing unit, 32-a first sound generation unit, 321-a first loudspeaker, 322-a first digital-to-analog conversion unit, 4-communication module, 5-a second sound pickup module, 51-a second sound pickup unit, 52-a second analog-to-digital conversion unit, 6-feedback module, 7-a second sound deadening module, 71-a second signal processing unit, 72-a second sound generation unit, 721-a second digital-to-analog converter, 722-a second loudspeaker, 8-headphone module, 91-a first trigger key, 92-a second trigger key, 93-tone tuning module, 94-opening and closing module, 10-processing module.
Detailed Description
To further illustrate the technical means and effects adopted by the present application to achieve the intended application purpose, the following detailed description is provided with reference to the accompanying drawings and preferred embodiments for describing the embodiments, structures, features and effects of the sound-deadening mask and the communication system according to the present application.
In one aspect, embodiments of the present application provide a sound-attenuating mask, as shown in fig. 1 to 4, including: a mask body; the first sound pickup module 2 is arranged on the mask body, and the first sound pickup module 2 is used for collecting first sound waves in a first sound receiving area and generating first sound wave signals corresponding to the first sound waves; the first silencing module 3 is connected with the first sound pickup module 2, and the first silencing module 3 is used for silencing a first sound wave outside the first sound receiving area by generating a second sound wave; wherein the second sound wave is generated from the first sound wave signal and is in opposite phase to the first sound wave; and the communication module 4 is connected with the first pickup module 2.
Wherein, the user wears the gauze mask body in the mouth, and first pickup module 2 sets up on the gauze mask body, can gather the first sound wave in the first listening area territory, forms first sound wave signal according to first sound wave, sends first sound wave signal for first amortization module 3. After the first sound wave signal is received by the first silencing module 3, a second sound wave with opposite phase to the first sound wave, same frequency and same amplitude is generated according to the first sound wave signal, the second sound wave is played by the first silencing module 3, the second sound wave is superposed with the first sound wave outside the first sound receiving area, and because the second sound wave is opposite to the first sound wave, the second sound wave can be offset with the first sound wave to form a sound wave with amplitude smaller than the first sound wave, the smaller the amplitude is, the smaller the sound which can be heard from the outside is, even the second sound wave can be completely offset with the first sound wave, at the moment, the sound wave can not be formed after the superposition of the first sound wave and the second sound wave, so that the silencing function is realized, and the silencing function of. Therefore, it is possible to avoid that people near the user hear the sound made by the user. And still be provided with communication module 4 in the amortization gauze mask, communication module 4 can carry out the communication with other electronic equipment and be connected, and communication module 4 is connected with first pickup module 2, and first pickup module 2 can send first sound wave signal for communication module 4, and communication module 4 can be with first sound wave signal send to the electronic equipment of establishing communication connection with communication module 4. For example, when the communication module 4 establishes communication connection with a mobile phone, and a user makes a call with the mobile phone, the first sound wave signal is sent to the mobile phone through the communication module 4, and meanwhile, the first silencing module 3 can also carry out silencing treatment on the first sound wave, so that the user can be prevented from interfering with colleagues around when communicating with other people.
The purpose of the application and the technical problem to be solved can be further realized by adopting the following technical measures.
Specifically, as shown in fig. 1, the first silencing module 3 includes: a first signal processing unit 31, connected to the first sound pickup module 2, for generating a second sound wave signal according to the first sound wave signal; and the first sound generating unit 32 is connected to the first signal processing unit 31, and is configured to generate the second sound wave according to the second sound wave signal.
The first sound-deadening module 3 includes a first signal processing unit 31, the first sound-collecting module 2 can send the first sound wave signal to the first signal processing unit 31, the first signal processing unit 31 can generate a second sound wave signal after receiving the first sound wave signal, and send the second sound wave signal to the first sound-emitting unit 32, and the first sound-emitting unit 32 can generate a second sound wave according to the second sound wave signal. Further, including first analog-to-digital conversion unit 22 and first pickup unit 21 in first pickup module 2, first pickup unit 21 gathers first sound wave, generates with first preprocessing signal, and first preprocessing signal is analog signal, converts first preprocessing signal into first sound wave signal through first analog-to-digital conversion unit 22 to output, and first sound wave signal is digital signal. The first signal processing unit 31 may be a linear filter, the linear filter may process the digital signal, the linear filter may remove burrs on the first sound wave, and an inverter circuit in the linear filter performs an inversion process on the first sound wave after the burrs are removed to form a second sound wave signal, where the second sound wave signal is the digital signal. As shown in fig. 2, the first sound generating unit 32 includes a first speaker 321 and a first digital-to-analog converting unit 322, the first digital-to-analog converting unit 322 is connected to the linear filter, converts the second sound wave signal into a first signal to be played, and sends the first signal to the first speaker 321, where the first signal to be played is an analog signal, and the first speaker 321 plays the second sound wave according to the first signal to be played.
Specifically, as shown in fig. 1, the method further includes: the second sound pickup module 5 is arranged on the mask body, and the second sound pickup module 5 is used for collecting third sound waves in a second sound pickup area and generating third sound wave signals corresponding to the third sound waves, wherein the second sound pickup area is positioned on one side, far away from the first sound pickup area, of the first silencing module 3; the feedback module 6 is connected to the first sound-deadening module 3 and the second sound-pickup module 5, and the feedback module 6 is configured to generate a feedback signal at least according to the third sound wave signal; the first acoustic module 3 is configured to generate the second acoustic wave according to the first acoustic signal and the feedback signal.
Wherein, the first sound wave and the second sound wave may form a third sound wave after being superimposed, when the first sound wave and the second sound wave completely cancel, the waveform of the third sound wave may be considered as a straight line, but due to the existence of errors, after the second sound wave and the first sound wave are superimposed, the third sound wave which may be formed after the first sound wave and the second sound wave are superimposed, at this time, the outside may still hear the sound of the user, the second sound pickup module 5 is arranged to acquire the third sound wave and generate a third sound wave signal, and send the third sound wave signal to the feedback module 6, wherein the second sound pickup module 5 comprises a second sound pickup unit 51 and a second analog-to-digital conversion unit 52, the second sound pickup unit 51 generates a second preprocessed signal according to the third sound wave and sends the second preprocessed signal to the second analog-to-digital conversion unit 52, wherein the second preprocessed signal is an analog signal, the second analog-to-digital conversion unit 52 converts the second preprocessed signal into the, wherein the third acoustic signal is a digital signal. The feedback module 6 can be an adaptive filter, and is connected to the linear filter in the first silencing module 3, and the adaptive filter adjusts parameters of the linear filter according to the received third sound wave signal, so that the silencing effect of the first silencing module 3 is improved. Besides, the first sound-wave signal can be sent to the feedback module 6 by the first sound-damping module 3, and the feedback module 6 generates a feedback signal according to the first sound-wave signal and the third sound-wave signal. Or, feedback module 6 is connected with first pickup module 2, and first pickup module 2 sends first sound wave signal for feedback module 6, and feedback module 6 generates feedback signal according to the first sound wave signal that comes from first pickup module 2 and the second sound wave signal that comes from second pickup module 5, then sends for first amortization module 3. The feedback module 6 may be an adaptive filter, and is connected to the linear filter in the first silencing module 3, and the adaptive filter adjusts a parameter of the linear filter according to the received third sound wave signal.
Specifically, as shown in fig. 1, the method further includes: the second sound pickup module 5 is arranged on the mask body, and the second sound pickup module 5 is used for collecting third sound waves in a second sound pickup area and generating third sound wave signals corresponding to the third sound waves, wherein the second sound pickup area is positioned on one side, far away from the first sound pickup area, of the first silencing module 3; the second silencing module 7 is connected with the second sound pickup module 5, and the second silencing module 7 is used for silencing a third sound wave outside the second sound pickup area by generating a fourth sound wave; wherein the fourth acoustic wave is generated from the third acoustic wave signal and is in opposite phase to the third acoustic wave.
When the second sound wave still has residual sound after the first sound wave is silenced, the third sound wave cannot be a straight line. After the second sound pickup module 5 generates a third sound wave signal, the third sound wave signal is sent to the second silencing module 7, the second silencing module 7 generates a fourth sound wave according to the third sound wave signal, the fourth sound wave is opposite to the third sound wave in phase, equal in frequency and same in amplitude, the fourth sound wave and the third sound wave are superposed, and then the third sound wave is silenced. Carry out amortization through the fourth sound wave to the third sound wave and handle, can further improve the noise cancelling effect of amortization gauze mask to the sound secondary amortization that the user sent.
Specifically, as shown in fig. 1, the second muffler module 7 includes: a second signal processing unit 71, connected to the second sound pickup module 5, for generating a fourth sound wave signal according to the third sound wave signal; a second sound generating unit 72, connected to the second signal processing unit 71, for generating the fourth sound wave according to the fourth sound wave signal; as shown in fig. 2 to 4, the mask body has a first side 11 and a second side 12 opposite to each other, the first sound pickup module 2 is disposed on the first side 11, the first noise reduction module 3 is disposed inside the mask body, the second sound pickup module 5 is disposed inside the mask body and located at a position where the first noise reduction module 3 is away from the first sound pickup module 2, and the second noise reduction module 7 or the second noise reduction module 7 has the second sound generation unit 72 disposed at the second side 12.
The second sound pickup module 5 sends the third sound wave signal to the second signal processing unit 71, the second signal processing unit 71 generates a fourth sound wave signal according to the third sound wave signal and sends the fourth sound wave signal to the second sound generating unit 72, and the fourth sound wave signal is a digital signal. As shown in fig. 2, the second sound generating unit 72 includes a second digital-to-analog converter 721 and a second speaker 722, the second digital-to-analog converter converts the fourth sound wave signal into the second signal to be played, the second signal to be played is an analog signal, the second speaker 722 generates the fourth sound wave according to the second signal to be played, and the second signal processing unit 71 is a linear filter. Specifically, as shown in fig. 3 and 4, the mask body includes a first side 11 and a second side 12 opposite to each other, and the first side 11 and the second side 12 are two outer surfaces of the mask body having the largest area. Wherein, as shown in fig. 4, first pickup module 2 sets up at first side 11, and as shown in fig. 2, first amortization module 3 sets up in the inside of gauze mask body, and when the user wore the amortization gauze mask, first side 11 was laminated in user's face, and user's sound passes first side 11, through the inside of gauze mask body, and then passes to the outside of gauze mask body through second side 12. Second pickup module 5 sets up in the inside of gauze mask body, can gather the inside third sound wave of gauze mask body. And second silencing module 7 includes second signal processing unit 71 and second sound generating unit 72, can all set up second signal processing unit 71 and second sound generating unit 72 in the inside of gauze mask body, and second sound generating unit 72 is located the one side that first silencing module 3 was kept away from to second pickup module 5. Or the second signal processing unit 71 is disposed inside the mask, and the second sound generating unit 72 is disposed on the second side 12, so that the fourth sound generated by the second sound generating unit 72 can be used to perform sound attenuation processing on the third sound propagated to the outside of the mask body.
Specifically, as shown in fig. 1 and 3, the method further includes: and the earphone module 8 is connected with the communication module 4.
Wherein, communication module 4 can be the wiFi module also can be bluetooth module, and earphone module 8 can be the earphone, consequently can avoid earphone module 8 to be heard by the people next door when playing the audio frequency. The receiver module 8 is connected with the communication module 4, when the communication module 4 is connected with an external electronic device, the communication module 4 receives a sound signal sent by the external electronic device, and then sends the sound signal to the receiver module 8, and the receiver module 8 plays audio. Further, the external electronic device may be a mobile phone, a pad, a computer, etc., and it is not listed here one by one, at this time, the user uses the sound attenuation mask, so that the sound attenuation mask is connected to the external electronic device, specifically, a connection port may be disposed on the sound attenuation mask, the connection port is electrically connected to the communication module 4, the connection port may be any one of a 3.5mm plug, a type-C plug, a Lightning plug, or a Micro usb plug, and the first sound pickup module 2 generates the first sound wave signal to transmit the first sound wave signal to the external electronic device. The user can use this amortization gauze mask when making a call or pronunciation video or sending out pronunciation through software such as little letter, and the amortization gauze mask not only can carry out normal conversation with other terminals with guaranteeing the user this moment, can also carry out the amortization with the sound that the user sent, avoids the user to influence other people. Furthermore, the communication module 4 can be connected with the communication module 4 of at least one other silencing mask to form a discussion group, so that when a plurality of users are in the same office, a plurality of users can effectively communicate with each other without influencing other colleagues, and the use experience of the users is improved.
Specifically, as shown in fig. 1, the method further includes: and the processing module 10 is connected with the communication module 4, and the processing module 10 is used for controlling the communication module 4 to be in communication connection with external electronic equipment according to the indication signal.
The indication signal may be various. The processing module 10 can control the communication module 4 to be in communication connection with external electronic equipment. The communication connection can be established between the communication module 4 which receives the same indication signal, when a plurality of silencing mask bodies which are connected in communication are established to form a discussion group, then the communication module 4 of any silencing mask body in the discussion group can send a first sound wave signal to other silencing mask bodies which are connected in communication, the other silencing mask bodies in the discussion group can receive the first sound wave signal sent by the communication module, the silencing mask body which is not connected in communication with the communication module can not receive the communication module 4 of the silencing mask body to establish the communication connection, and the first sound wave signal sent by the communication module can not be received. Besides, the processing module 10 can also control the first sound wave signal sent by the communication module 4 to have a preset identifier according to the indication signal, and control the communication module 4 to receive the first sound wave signal with the preset identifier, where the preset identifier corresponds to the indication signal, that is, different indication signals correspond to different preset identifiers. When the communication module 4 of the silencing mask sends the first sound wave signal with the preset identification, the first sound wave signal is sent in a broadcasting mode, and only the silencing mask receiving the same indication signal can receive the first sound wave signal. Carry out the communication according to instruction signal control communication module 4 and other amortization gauze mask's communication module 4 through processing module 10 and be connected for just can talk with each other between the amortization gauze mask that receives the same instruction signal, consequently can avoid other amortization gauze masks irrelevant with the problem discussed to wear the user and receive first sound wave signal, and then can avoid the content discussed by discussion group to be eavesdropped by other users, and then can improve the security that amortization gauze mask conversation is connected.
Specifically, as shown in fig. 1 and 3, the method further includes: the first trigger key 91 and the second trigger key 92 are both connected to the processing module 10, and the processing module 10 is configured to obtain a pressing sequence in which the first trigger key 91 and the second trigger key 92 are pressed, and generate the indication signal according to the pressing sequence.
Wherein, first trigger key 91 and second trigger key 92 can set up at the second side 12 of gauze mask body, do not laminate with user's face, therefore convenience of customers triggers the button, can also avoid leading to the erroneous pilot signal of input because of user's face laminates mutually with first trigger key 91 and second trigger key 92. The first triggering key 91 and the second triggering key 92 are both connected to the processing module 10, wherein the pressing sequence of the first triggering key 91 and the second triggering key 92 refers to the sequence and the number of times that the user presses the first triggering key 91, for example, the user presses the first triggering key 91 once and is marked as 1, and the user presses the second triggering key 92 to be marked as 2, and the user presses the first triggering key 91, the second triggering key 92, the first triggering key 91 and the second triggering key 92 in sequence, at this time, the indication signal received by the processing module 10 is 1212, wherein, the sequence of the numbers 1 and 2 represents the pressing sequence of the first trigger key 91 and the second trigger key 92, the processing module 10 can control the communication module 4 to establish communication connection with the sound attenuation mask receiving the indication signal 1212, establish a discussion group, then any silencing mask in the discussion group sends the first sound information to other silencing masks in the discussion group. In addition, when the indication signal received by the processing module 10 is 1212, the processing module 10 may control the communication module 4 to send the first sound wave signal with the preset identifier 1, and at the same time, control the communication module 4 to receive only the first sound wave signal with the preset identifier 1, and when the indication signal is 1122, the indication signal may correspond to the preset identifier 2, and different indication signals correspond to different preset identifiers, which is not listed herein.
Specifically, as shown in fig. 1, the method further includes: a tuning module 93 for generating a volume adjustment signal; the processing module 10 is connected to the tuning module 93 and the earpiece module 8, and the processing module 10 is configured to control the volume of the audio played by the earpiece module 8 according to the volume adjusting signal; the start-stop module 94 is connected with the processing module 10, and the start-stop module 94 is used for generating start-stop signals; the processing module 10 is connected to the first silencing module 3, and the processing module 10 is configured to control whether the first silencing module 3 generates the second sound wave according to the on-off signal.
The tuning module 93 may include a first trigger key 91 and a second trigger key 92, wherein when the first trigger key 91 is pressed once alone, the processing module 10 controls the sound of the earpiece module 8 to increase, and when the second trigger key 92 is pressed once alone, the processing module 10 controls the sound of the earpiece module 8 to decrease. In addition, an additional sound-adding key and a sound-reducing key may be provided without using the first trigger key 91 and the second trigger key 92 as keys for volume triggering. Besides, the silencing mask can be further provided with an opening and closing module 94, wherein the opening and closing module 94 can be any one of the first trigger key 91 or the second trigger key 92, at this time, when the user presses the first trigger key 91 or the second trigger key 92 for more than a preset time, the processing module 10 controls the first silencing module 3 to generate a second sound wave, and at this time, the silencing mask can perform silencing processing on the sound of the user. When the user presses the first trigger key 91 or the second trigger key 92 for more than the preset time, the processing module 10 controls the first silencing module 3 to stop working, the second sound wave is not generated, the silencing mask can not carry out silencing processing on the sound of the user, the silencing mask can be used as a conventional mask, and the user can not be influenced to talk with other people. In addition, still be provided with power module in the amortization gauze mask, processing module 10 can also be according to opening and close signal control second amortization module 7, feedback module 6, second pickup module 5, first pickup module 2 and power module disconnection.
On the other hand, an embodiment of the present application further provides a call system, where the call system includes: at least two noise dampening masks, each noise dampening mask comprising: a mask body; the first sound pickup module 2 is arranged on the mask body, and the first sound pickup module 2 is used for collecting first sound waves in a first sound receiving area and generating first sound wave signals corresponding to the first sound waves; the first silencing module 3 is connected with the first sound pickup module 2, and the first silencing module 3 is used for silencing a first sound wave outside the first sound receiving area by generating a second sound wave; wherein the second sound wave is generated from the first sound wave signal and is in opposite phase to the first sound wave; communication module 4, with first pickup module 2 is connected, communication module 4 be used for with at least one other the amortization gauze mask communication of communication module 4 is connected.
The communication system provided by this embodiment includes at least two silencing masks provided by any of the above embodiments, and therefore all the advantages of the silencing mask provided by any of the above embodiments are not repeated here. Communication module 4 can establish the communication with communication module 4 of other amortization gauze masks and be connected, can form a speech system then between a plurality of gauze masks, arbitrary amortization gauze mask in the speech system can give other amortization gauze masks in the system with first sound wave signal transmission. The communication module 4 establishes communication connection with the communication modules 4 of other noise reduction masks according to the above embodiments, which are not described herein again. In addition, communication module 4 can also be connected with external electronic equipment, and external electronic equipment can be the earphone, and the earphone is connected with communication module 4, and then answers the first sound wave signal that communication module 4 received, and simultaneously, when the user made the amortization gauze mask communicate, first amortization module 3 can also carry out the amortization with user's sound, and communication module 4 of other amortization gauze masks is given with first sound wave signal transmission to communication module 4 of communication module 4 simultaneously.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. An acoustic mask comprising:
a mask body;
the first sound pickup module is arranged on the mask body and used for collecting first sound waves in a first sound receiving area and generating first sound wave signals corresponding to the first sound waves;
the first silencing module is connected with the first sound pickup module and is used for silencing a first sound wave outside the first sound receiving area by generating a second sound wave; wherein the second sound wave is generated from the first sound wave signal and is in opposite phase to the first sound wave;
and the communication module is connected with the first pickup module.
2. The acoustic mask of claim 1, the first acoustic module comprising:
the first signal processing unit is connected with the first sound pickup module and used for generating a second sound wave signal according to the first sound wave signal;
and the first sound generating unit is connected with the first signal processing unit and used for generating the second sound wave according to the second sound wave signal.
3. The sound attenuating mask of claim 1, further comprising:
the second sound pickup module is arranged on the mask body and is used for collecting third sound waves in a second sound receiving area and generating third sound wave signals corresponding to the third sound waves, wherein the second sound receiving area is positioned on one side, away from the first sound receiving area, of the first silencing module;
the feedback module is connected with the first sound attenuation module and the second sound pickup module and is used for generating a feedback signal at least according to the third sound wave signal;
the first sound attenuation module is used for generating the second sound wave according to the first sound wave signal and the feedback signal.
4. The sound attenuating mask of claim 1, further comprising:
the second sound pickup module is arranged on the mask body and is used for collecting third sound waves in a second sound receiving area and generating third sound wave signals corresponding to the third sound waves, wherein the second sound receiving area is positioned on one side, away from the first sound receiving area, of the first silencing module;
the second silencing module is connected with the second sound pickup module and is used for silencing a third sound wave outside the second sound receiving area by generating a fourth sound wave; wherein the fourth acoustic wave is generated from the third acoustic wave signal and is in opposite phase to the third acoustic wave.
5. The acoustic mask of claim 4, the second acoustic module comprising:
the second signal processing unit is connected with the second pickup module and used for generating a fourth sound wave signal according to the third sound wave signal;
the second sound generating unit is connected with the second signal processing unit and used for generating the fourth sound wave according to the fourth sound wave signal;
wherein, the gauze mask body has relative first side and second side, first pickup module set up in first side, first amortization module set up in the inside of gauze mask body, second pickup module set up in the inside of gauze mask body, and be located first amortization module is kept away from one side of first pickup module, second amortization module or second amortization module second sound production unit set up in the second side.
6. The sound attenuating mask of claim 1, further comprising:
and the earphone module is connected with the communication module.
7. The sound attenuating mask of claim 1, further comprising:
and the processing module is connected with the communication module and is used for controlling the communication module to be in communication connection with external electronic equipment according to the indication signal.
8. The sound attenuating mask of claim 7, further comprising:
the processing module is used for acquiring the pressing sequence of the first trigger key and the second trigger key, and generating the indication signal according to the pressing sequence.
9. The sound attenuating mask of claim 6, further comprising:
the tuning module is used for generating a volume adjusting signal;
the processing module is connected with the tuning module and the earphone module and is used for controlling the volume of the audio played by the earphone module according to the volume adjusting signal;
the opening and closing module is connected with the processing module and is used for generating an opening and closing signal;
the processing module is connected with the first silencing module and used for controlling whether the first silencing module generates the second sound wave or not according to the opening and closing signal.
10. A telephony system, comprising:
at least two noise dampening masks, each noise dampening mask comprising:
a mask body;
the first sound pickup module is arranged on the mask body and used for collecting first sound waves in a first sound receiving area and generating first sound wave signals corresponding to the first sound waves;
the first silencing module is connected with the first sound pickup module and is used for silencing a first sound wave outside the first sound receiving area by generating a second sound wave; wherein the second sound wave is generated from the first sound wave signal and is in opposite phase to the first sound wave;
the communication module, with first pickup module connects, communication module is used for with at least one other the amortization gauze mask communication module connects.
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| CN202020840143.4U CN211791669U (en) | 2020-05-19 | 2020-05-19 | Amortization gauze mask and conversation system |
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| CN202020840143.4U CN211791669U (en) | 2020-05-19 | 2020-05-19 | Amortization gauze mask and conversation system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113992772A (en) * | 2021-10-12 | 2022-01-28 | 维沃移动通信有限公司 | Electronic equipment and audio signal processing method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113992772A (en) * | 2021-10-12 | 2022-01-28 | 维沃移动通信有限公司 | Electronic equipment and audio signal processing method thereof |
| CN113992772B (en) * | 2021-10-12 | 2024-03-01 | 维沃移动通信有限公司 | Electronic equipment and audio signal processing method thereof |
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