CN114449338A - Bone conduction wireless monitoring method and bone conduction wireless monitoring system - Google Patents
Bone conduction wireless monitoring method and bone conduction wireless monitoring system Download PDFInfo
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- CN114449338A CN114449338A CN202210094625.3A CN202210094625A CN114449338A CN 114449338 A CN114449338 A CN 114449338A CN 202210094625 A CN202210094625 A CN 202210094625A CN 114449338 A CN114449338 A CN 114449338A
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- 210000000988 bone and bone Anatomy 0.000 title claims abstract description 64
- 238000012544 monitoring process Methods 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000012545 processing Methods 0.000 claims abstract description 32
- 230000000694 effects Effects 0.000 claims description 9
- 230000009467 reduction Effects 0.000 claims description 3
- 230000006870 function Effects 0.000 abstract description 7
- 230000005236 sound signal Effects 0.000 abstract description 7
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 230000008569 process Effects 0.000 description 5
- 230000007547 defect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 206010011878 Deafness Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 210000003477 cochlea Anatomy 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 210000003027 ear inner Anatomy 0.000 description 1
- 230000010370 hearing loss Effects 0.000 description 1
- 231100000888 hearing loss Toxicity 0.000 description 1
- 208000016354 hearing loss disease Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000002985 organ of corti Anatomy 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 210000004049 perilymph Anatomy 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 210000003625 skull Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/439—Processing of audio elementary streams
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/42203—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS] sound input device, e.g. microphone
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1083—Reduction of ambient noise
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2460/00—Details of hearing devices, i.e. of ear- or headphones covered by H04R1/10 or H04R5/033 but not provided for in any of their subgroups, or of hearing aids covered by H04R25/00 but not provided for in any of its subgroups
- H04R2460/13—Hearing devices using bone conduction transducers
Abstract
The invention discloses a bone conduction wireless monitoring method and a bone conduction wireless monitoring system. The transmitting end and the receiving end are in wireless connection, the transmitting end can convert a first audio analog signal of a user into a first audio digital signal and send the first audio digital signal to the receiving end, and further send the first audio digital signal to intelligent equipment such as a mobile phone and a computer so as to output the sound of the user in a live broadcast room of the intelligent equipment; in addition, the receiving end can transmit a second audio digital signal obtained by signal processing back to the transmitting end, and the transmitting end converts the second audio digital signal into a second audio analog signal and transmits the second audio analog signal to the bone conduction vibrator, so that a monitoring function is realized, namely, audio signal transmission channels of the transmitting end and the receiving end are in dual-channel interconnection and intercommunication; in addition, the bone conduction mode is adopted to realize the monitoring function, so that the hearing is not damaged, and the long-time wearing can be met.
Description
Technical Field
The invention relates to the technical field of live broadcast monitoring, in particular to a bone conduction wireless monitoring method and a bone conduction wireless monitoring system.
Background
With the continuous development of the network live broadcast industry, a main broadcast uses a microphone to interact with a viewer in a live broadcast room; the current actual audio that generally adopts wired earphone to monitor live broadcast room output carries out better interdynamic in order to the live broadcast, and current wired earphone monitoring has following defect: (1) live broadcast is different from listening to songs, various sound effects, microphone, PK playing with microphone and the like exist in the live broadcast process, various body actions of the main broadcast can be involved, hands are required to be liberated, dancing, squatting and the like are required, talent and art show, product functions are shown and the like, the live broadcast body actions of the main broadcast can be greatly limited by adopting a wired earphone for monitoring, and the live broadcast effect is influenced; (2) wired earphones are generally in-ear type earphones, and hearing loss is caused when the wired earphones are worn for a long time.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a bone conduction wireless monitoring method and a bone conduction wireless monitoring system, which can solve the technical defects.
(II) technical scheme
In order to solve the above technical problems, the present invention provides the following technical solutions: a bone conduction wireless monitoring method comprises the following steps:
step S1: the transmitting terminal picks up a first audio frequency analog signal;
step S2: the transmitting terminal converts the first audio analog signal into a first audio digital signal;
step S3: the transmitting end transmits the first audio digital signal to the receiving end, wherein the transmitting end is wirelessly connected with the receiving end;
step S4: the receiving end carries out signal processing on the first audio digital signal to obtain a second audio digital signal;
step S5: the receiving end sends the second audio digital signal to the intelligent equipment;
step S6: the receiving end receives a second audio digital signal transmitted back by the intelligent equipment;
step S7: the receiving end sends the second audio digital signal to the transmitting end;
step S8: the transmitting terminal converts the second audio digital signal into a second audio analog signal;
step S9: the transmitting terminal transmits the second audio analog signal to the bone conduction vibrator, wherein the bone conduction vibrator is arranged in the transmitting terminal.
Preferably, the signal processing in step S4 specifically includes: and carrying out noise reduction processing, reverberation effect processing and sound effect processing on the first audio digital signal.
Preferably, step S9 further includes: and the bone conduction vibrator carries out corresponding vibration according to the second audio frequency analog signal.
Preferably, the transmitting end and the receiving end are wirelessly connected by a 2.4G wireless technology.
Preferably, the transmitting end and the receiving end are wirelessly connected through Bluetooth.
Preferably, the receiving end and the intelligent device are connected through the OTG.
In order to solve the above technical problem, the present invention provides another technical solution as follows: a bone conduction wireless listening system comprising: the bone conduction vibrator comprises a transmitting end and a receiving end, wherein the transmitting end and the receiving end are in wireless connection, and the transmitting end is provided with the bone conduction vibrator;
the transmitting terminal is used for picking up a first audio frequency analog signal;
the transmitting end is also used for converting the first audio frequency analog signal into a first audio frequency digital signal;
the transmitting terminal is also used for transmitting the first audio digital signal to the receiving terminal;
the receiving end is used for carrying out signal processing on the first audio digital signal to obtain a second audio digital signal;
the receiving end is also used for sending the second audio digital signal to the intelligent equipment;
the receiving end is also used for receiving a second audio digital signal transmitted back by the intelligent equipment;
the receiving end is also used for sending the second audio digital signal to the transmitting end;
the transmitting end is also used for converting the second audio digital signal into a second audio analog signal;
the transmitting end is also used for transmitting the second audio frequency analog signal to the bone conduction vibrator.
Preferably, the transmitting end comprises a bone conduction vibrator, a pickup module and a first wireless module; the receiving end comprises a second wireless module and a signal processing module, and the first wireless module is in wireless connection with the second wireless module.
Preferably, the signal processing module is specifically a DSP.
Preferably, the first wireless module and the second wireless module are both 2.4G wireless modules, or the first wireless module and the second wireless module are both bluetooth modules.
(III) advantageous effects
Compared with the prior art, the invention provides a bone conduction wireless monitoring method and a bone conduction wireless monitoring system, which have the following beneficial effects: the transmitting end and the receiving end are in wireless connection, the transmitting end can convert a first audio analog signal of a user into a first audio digital signal and send the first audio digital signal to the receiving end, and further send the first audio digital signal to intelligent equipment such as a mobile phone and a computer so as to output the sound of the user in a live broadcast room of the intelligent equipment; in addition, the receiving end can transmit a second audio digital signal obtained by signal processing back to the transmitting end, and the transmitting end converts the second audio digital signal into a second audio analog signal and transmits the second audio analog signal to the bone conduction vibrator, so that a monitoring function is realized, namely, audio signal transmission channels of the transmitting end and the receiving end are in dual-channel interconnection and intercommunication; in addition, the bone conduction mode is adopted to realize the monitoring function, so that the hearing is not damaged, and the long-time wearing can be met.
Drawings
Fig. 1 is a flowchart illustrating steps of a bone conduction wireless monitoring method according to the present invention;
fig. 2 is a block diagram of a bone conduction wireless monitoring system and an intelligent device according to the present invention;
fig. 3 is a schematic structural diagram of a transmitting end in a bone conduction wireless monitoring system according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a bone conduction wireless monitoring method, which comprises the following steps:
step S1: the transmitting end picks up the first audio frequency analog signal.
The transmitting terminal is specifically a wireless monitoring microphone, and a microphone is arranged on the transmitting terminal and used for picking up a first audio analog signal sent by a user.
Step S2: the transmitting terminal converts the first audio analog signal into a first audio digital signal.
Step S3: and the transmitting end transmits the first audio digital signal to the receiving end, wherein the transmitting end is wirelessly connected with the receiving end.
Both transmitting terminals and receiving terminals can carry out wireless connection specifically through wireless connection modes such as 2.4G wireless technology or Bluetooth, and audio signal transmission channels of both transmitting terminals and receiving terminals are interconnected and intercommunicated by two channels: namely, the transmitting end and the receiving end can transmit audio signals to each other.
Step S4: the receiving end carries out signal processing on the first audio digital signal to obtain a second audio digital signal.
Preferably, the signal processing in step S4 specifically includes: the first audio digital signal is subjected to noise reduction processing, reverberation effect processing and sound effect processing, and it should be understood that the second audio digital signal is obtained by correspondingly performing signal processing on the first audio digital signal.
Step S5: and the receiving end sends the second audio digital signal to the intelligent equipment.
The intelligent device may be a mobile phone, a computer, or the like, and outputs and plays a sound corresponding to the second audio digital signal through the intelligent device, for example, the sound is output in a live broadcast room of the mobile phone.
It is understood that the steps S1-S5 correspond to a wireless transmission process of the audio signal to the smart device via the transmitting end and the receiving end.
Further, the intelligent device transmits the received second audio digital signal back to the receiving end. Preferably, The receiving end and The intelligent device are connected through an OTG (On-The-Go), The OTG is published by a USB standardization organization and is mainly applied to connection among different devices for data exchange; specifically, a USB interface may be provided at the receiving end to connect to the smart device.
Step S6: and the receiving end receives the second audio digital signal returned by the intelligent equipment.
Step S7: and the receiving end sends the second audio digital signal to the transmitting end.
Step S8: the transmitting terminal converts the second audio digital signal into a second audio analog signal.
Step S9: the transmitting terminal transmits the second audio analog signal to the bone conduction vibrator, wherein the bone conduction vibrator is arranged in the transmitting terminal.
It should be understood that the bone conduction vibrators are arranged in the wireless monitoring microphone as the transmitting end, the number of the bone conduction vibrators is preferably two, and the two bone conduction vibrators are oppositely arranged left and right.
The step S9 further includes: the bone conduction vibrator correspondingly vibrates according to the second audio frequency analog signal to realize bone conduction of sound waves, and the bone conduction is a mode of conducting the sound waves to the inner ear: the sound wave directly passes through the skull to cause the perilymph to generate corresponding fluctuation and excite the spiral organ of the cochlea to generate auditory sensation.
It can be understood that the above steps S6-S9 correspond to a process in which the audio signal is transmitted to the transmitting end through the smart device and the receiving end, and finally wireless monitoring is achieved through the bone conduction vibrator.
The invention also provides a bone conduction wireless monitoring system, which comprises: a transmitting end 10 and a receiving end 20, wherein the transmitting end 10 and the receiving end 20 are wirelessly connected, and the transmitting end 10 is provided with a bone conduction vibrator 103.
Specifically, the transmitting terminal 10 includes a bone conduction transducer 103, a sound pickup module 101, and a first wireless module 102; the receiving end 20 includes a second wireless module 201 and a signal processing module 202, and the first wireless module 102 is wirelessly connected to the second wireless module 201. The transmitting terminal 10 is specifically a wireless monitoring microphone, and the sound pickup module 101 may be a microphone; both the first wireless module 102 and the second wireless module 201 are 2.4G wireless modules, or both the first wireless module 102 and the second wireless module 201 are bluetooth modules.
The transmitting terminal 10 is configured to pick up a first audio analog signal, specifically, the first audio analog signal is picked up by the sound pickup module 101.
The transmitting terminal 10 is further configured to convert the first audio analog signal into a first audio digital signal, and specifically, convert the first audio analog signal into the first audio digital signal through the first wireless module 102.
The transmitting terminal 10 is further configured to transmit the first audio digital signal to the receiving terminal 20, specifically, transmit the first audio digital signal to a second wireless module of the receiving terminal through the first wireless module 102.
The receiving end 20 is configured to perform Signal processing on the first audio Digital Signal to obtain a second audio Digital Signal, and specifically, perform Signal processing through a Signal processing module 202 of the receiving end, where the Signal processing module 202 may be a Digital Signal Processor (DSP).
The receiving end 20 is further configured to send the second audio digital signal to the intelligent device 30, and specifically, the signal processing module 202 and the intelligent device 30 may be connected through an OTG to send the second audio digital signal to the intelligent device 30.
The receiving end 20 is further configured to receive a second audio digital signal returned by the intelligent device 30, specifically, receive the second audio digital signal returned by the intelligent device 30 through the signal processing module 202, and further send the second audio digital signal to the second wireless module 201.
The receiving end 20 is further configured to send the second audio digital signal to the transmitting end 10, specifically, send the second audio digital signal to the first wireless module 102 of the transmitting end through the second wireless module 201.
The transmitting terminal 10 is further configured to convert the second audio digital signal into a second audio analog signal, specifically, convert the second audio digital signal into the second audio analog signal through the first wireless module 102.
The transmitting terminal 10 is further configured to transmit the second audio analog signal to the bone conduction oscillator 103, specifically, transmit the second audio analog signal to the bone conduction oscillator 103 through the first wireless module 102.
Compared with the prior art, the invention provides a bone conduction wireless monitoring method and a bone conduction wireless monitoring system, which have the following beneficial effects: the transmitting end and the receiving end are in wireless connection, the transmitting end can convert a first audio analog signal of a user into a first audio digital signal and send the first audio digital signal to the receiving end, and further send the first audio digital signal to intelligent equipment such as a mobile phone and a computer so as to output the sound of the user in a live broadcast room of the intelligent equipment; in addition, the receiving end can transmit a second audio digital signal obtained by signal processing back to the transmitting end, and the transmitting end converts the second audio digital signal into a second audio analog signal and transmits the second audio analog signal to the bone conduction vibrator, so that a monitoring function is realized, namely, audio signal transmission channels of the transmitting end and the receiving end are in dual-channel interconnection and intercommunication; in addition, the bone conduction mode is adopted to realize the monitoring function, so that the hearing is not damaged, and the long-time wearing can be met.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A bone conduction wireless monitoring method is characterized by comprising the following steps:
step S1: the transmitting terminal picks up a first audio frequency analog signal;
step S2: the transmitting end converts the first audio analog signal into a first audio digital signal;
step S3: the transmitting end transmits the first audio digital signal to a receiving end, wherein the transmitting end is wirelessly connected with the receiving end;
step S4: the receiving end carries out signal processing on the first audio digital signal to obtain a second audio digital signal;
step S5: the receiving end sends the second audio digital signal to intelligent equipment;
step S6: the receiving end receives the second audio digital signal transmitted back by the intelligent equipment;
step S7: the receiving end sends the second audio digital signal to the transmitting end;
step S8: the transmitting end converts the second audio digital signal into a second audio analog signal;
step S9: the transmitting end transmits the second audio frequency analog signal to a bone conduction vibrator, wherein the bone conduction vibrator is arranged in the transmitting end.
2. The bone conduction wireless monitoring method according to claim 1, wherein: the signal processing in step S4 specifically includes: and carrying out noise reduction processing, reverberation effect processing and sound effect processing on the first audio digital signal.
3. The bone conduction wireless monitoring method according to claim 1, wherein: the step S9 further includes: and the bone conduction vibrator carries out corresponding vibration according to the second audio frequency analog signal.
4. The bone conduction wireless monitoring method according to claim 1, wherein: and the transmitting end and the receiving end are in wireless connection through a 2.4G wireless technology.
5. The bone conduction wireless monitoring method according to claim 1, wherein: the transmitting end and the receiving end are in wireless connection through Bluetooth.
6. The bone conduction wireless monitoring method according to claim 1, wherein: the receiving end is connected with the intelligent device through the OTG.
7. A bone conduction wireless monitoring system, comprising: the bone conduction oscillator comprises a transmitting end and a receiving end, wherein the transmitting end and the receiving end are in wireless connection, and the transmitting end is provided with a bone conduction oscillator;
the transmitting terminal is used for picking up a first audio frequency analog signal;
the transmitting end is also used for converting the first audio analog signal into a first audio digital signal;
the transmitting end is also used for transmitting the first audio digital signal to the receiving end;
the receiving end is used for carrying out signal processing on the first audio digital signal to obtain a second audio digital signal;
the receiving end is also used for sending the second audio digital signal to intelligent equipment;
the receiving end is further used for receiving the second audio digital signal transmitted by the intelligent equipment;
the receiving end is also used for sending the second audio digital signal to the transmitting end;
the transmitting end is also used for converting the second audio digital signal into a second audio analog signal;
the transmitting end is further used for transmitting the second audio frequency analog signal to the bone conduction vibrator.
8. The bone conduction wireless monitoring system according to claim 7, wherein: the transmitting end comprises the bone conduction vibrator, a pickup module and a first wireless module; the receiving end comprises a second wireless module and a signal processing module, and the first wireless module is in wireless connection with the second wireless module.
9. The bone conduction wireless monitoring system according to claim 8, wherein: the signal processing module is specifically a DSP.
10. The bone conduction wireless monitoring system according to claim 8, wherein: the first wireless module and the second wireless module are both 2.4G wireless modules, or the first wireless module and the second wireless module are both Bluetooth modules.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210094625.3A CN114449338A (en) | 2022-01-26 | 2022-01-26 | Bone conduction wireless monitoring method and bone conduction wireless monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210094625.3A CN114449338A (en) | 2022-01-26 | 2022-01-26 | Bone conduction wireless monitoring method and bone conduction wireless monitoring system |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205584434U (en) * | 2016-03-30 | 2016-09-14 | 李岳霖 | Smart headset |
| CN207321485U (en) * | 2017-08-30 | 2018-05-04 | 福建太尔集团股份有限公司 | Bone conduction wireless earphone |
| CN209994537U (en) * | 2019-09-07 | 2020-01-24 | 张军 | Earphone compatible with 2.4G wireless receiving mode |
| CN212660311U (en) * | 2020-08-27 | 2021-03-05 | 深圳市十盏灯科技有限责任公司 | K sings earphone with ear return function |
| CN113038436A (en) * | 2019-12-25 | 2021-06-25 | 华为终端有限公司 | Bluetooth communication method and device |
-
2022
- 2022-01-26 CN CN202210094625.3A patent/CN114449338A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205584434U (en) * | 2016-03-30 | 2016-09-14 | 李岳霖 | Smart headset |
| CN207321485U (en) * | 2017-08-30 | 2018-05-04 | 福建太尔集团股份有限公司 | Bone conduction wireless earphone |
| CN209994537U (en) * | 2019-09-07 | 2020-01-24 | 张军 | Earphone compatible with 2.4G wireless receiving mode |
| CN113038436A (en) * | 2019-12-25 | 2021-06-25 | 华为终端有限公司 | Bluetooth communication method and device |
| CN212660311U (en) * | 2020-08-27 | 2021-03-05 | 深圳市十盏灯科技有限责任公司 | K sings earphone with ear return function |
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