CN113793596A - Earphone far-field interaction system based on voice enhancement technology - Google Patents
Earphone far-field interaction system based on voice enhancement technology Download PDFInfo
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- CN113793596A CN113793596A CN202111077966.1A CN202111077966A CN113793596A CN 113793596 A CN113793596 A CN 113793596A CN 202111077966 A CN202111077966 A CN 202111077966A CN 113793596 A CN113793596 A CN 113793596A
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L15/00—Speech recognition
- G10L15/06—Creation of reference templates; Training of speech recognition systems, e.g. adaptation to the characteristics of the speaker's voice
- G10L15/063—Training
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L15/00—Speech recognition
- G10L15/22—Procedures used during a speech recognition process, e.g. man-machine dialogue
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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
- H04R1/1025—Accumulators or arrangements for charging
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L15/00—Speech recognition
- G10L15/22—Procedures used during a speech recognition process, e.g. man-machine dialogue
- G10L2015/223—Execution procedure of a spoken command
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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
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/10—Details of earpieces, attachments therefor, earphones or monophonic headphones covered by H04R1/10 but not provided for in any of its subgroups
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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
- H04R2420/00—Details of connection covered by H04R, not provided for in its groups
Abstract
The invention discloses an earphone far-field interaction system based on a voice enhancement technology, which aims to solve the technical problems that the functions of a wireless earphone in the prior art are only limited to be used as near-field interaction equipment of a mobile phone, the far-field interaction function cannot be realized, and the earphone power supply is difficult to protect. The earphone far-field interaction system comprises a wireless communication module, a microprocessor and a memory, wherein when the earphone far-field interaction accessory detects a preset event triggering a far-field interaction function, the wireless communication module receives signals, and the microprocessor processes the signals and stores the signals in the memory. When the earphone far-field interaction system detects a preset event triggering a far-field interaction function by utilizing an earphone far-field interaction accessory, the wireless communication module receives signals, the microprocessor processes the signals and stores the signals in the storage, and when the first earphone and the second earphone are in power shortage, the first earphone mobile power supply and the second earphone mobile power supply are utilized to charge the first earphone and the second earphone, so that the electric quantity of the earphones is ensured to be sufficient.
Description
Technical Field
The invention belongs to the field of earphone far-field interaction systems, and particularly relates to an earphone far-field interaction system based on a voice enhancement technology.
Background
The existing voice recognition system is trained by data of a near field, and voice signals of a far field are subjected to noise reduction and signal enhancement by a signal processing method, but the existing wireless headset is only limited to be used as near field interaction equipment of a mobile phone, cannot realize the far field interaction function, and is difficult to protect a headset power supply.
At present, the invention patent of patent No. CN201711353549.9 discloses a far-field speech recognition enhancement system based on a deep neural network, which includes a training system and an identification system, wherein the identification system includes a far-field sound source collecting device and a speech recognition system, the training system includes a data collecting device and a training module, the collecting device includes an audio playing device, a plurality of audio collecting devices and a near-field microphone array, the near-field microphone array collects near-field sound source information of the audio playing device, the plurality of audio collecting devices collect far-field sound source information of the audio playing device at positions gradually far from the audio playing device, the training module trains the sound source information obtained by the collecting device according to a set algorithm to obtain a sound source recognition enhancement DNN model, the identification system sends the far-field sound source information obtained by the far-field sound source collecting device to the speech recognition system after enhancing signals by the sound source recognition enhancement DNN model, the far-field speech recognition enhancement system and method based on the deep neural network train the recognition system in a mode of combining the near field and the far field, have the characteristic of good far-field sound source recognition effect, but the function of the existing wireless earphone is only limited to be used as near-field interaction equipment of a mobile phone, the far-field interaction function cannot be realized, and the earphone power supply is difficult to protect.
Therefore, in order to solve the above-mentioned problems that the function of the conventional wireless headset is limited to being used as a near field interaction device of a mobile phone, a far field interaction function cannot be realized, and it is difficult to protect the headset power supply, it is necessary to realize the far field interaction function of the headset.
Disclosure of Invention
(1) Technical problem to be solved
Aiming at the defects of the prior art, the invention aims to provide an earphone far-field interaction system based on a voice enhancement technology, which aims to solve the technical problems that the functions of the existing wireless earphone are only limited to be used as near-field interaction equipment of a mobile phone, the far-field interaction function cannot be realized, and the earphone power supply is difficult to protect.
(2) Technical scheme
In order to solve the above technical problem, the present invention provides a headset far-field interaction system based on a voice enhancement technology, the headset far-field interaction system comprising: when the earphone far-field interaction accessory detects a preset event triggering a far-field interaction function, receiving a signal through the wireless communication module, processing the signal through the microprocessor, storing the signal in the memory, sending corresponding response information to the sound box through the internet by utilizing the wireless communication module, and receiving the response information output by the earphone through the sound box; further comprising: sound source collection system, speech recognition enhancement system and training system, the far-field sound source that the sound source collection device was passed through wireless communication module transmission, speech recognition enhancement system discerns obtaining the sound source according to the algorithm training of setting for, speech recognition enhancement system will the far-field sound source that the sound source collection device acquireed sends for training system after through the enhancement model, training system sends the far-field sound source after will training for output device.
When the earphone far-field interaction system is used, when the earphone far-field interaction accessory detects a preset event triggering a far-field interaction function, the wireless communication module receives signals, the microprocessor processes the signals, the signals are stored in the memory, the wireless communication module sends corresponding response information to the sound box through the internet, and the sound box receives the response information output by the earphone.
Preferably, the signal processed by the microprocessor is enhanced by a speech recognition enhancement system and then trained by a training system. Signals passing through the speech recognition enhancement system may improve the accuracy of the speech signal.
Preferably, the system further comprises a bluetooth module, and the system can transmit the far-field sound source to the voice recognition module through the bluetooth module. And the Bluetooth module is used for receiving signals, and the received far-field sound source signals are transmitted to the voice recognition module for recognition.
Preferably, the system further comprises an electric quantity detection module, a first earphone and a second earphone, wherein the first earphone and the second earphone are both wireless Bluetooth earphones, and the electric quantity detection module is electrically connected with the first earphone and the second earphone. When the electric quantity of the first earphone and the second earphone is reduced, the power supply detection module charges the first earphone mobile power supply and the second earphone mobile power supply in time.
Preferably, the system further comprises a first earphone mobile power supply and a circuit protection module, the first earphone is charged by using the first mobile power supply circuit, and the circuit protection module is electrically connected with the first earphone mobile power supply. When the first earphone is charged by the first earphone mobile power supply, the circuit protection module is started to prevent overhigh current from entering a circuit of the first earphone, and the protection of the charging circuit is realized.
Preferably, the system further comprises a second earphone mobile power supply, the second earphone is charged by using a second earphone mobile power supply, and the circuit protection module is electrically connected with the second earphone mobile power supply. When the second earphone is charged by the second earphone mobile power supply, the circuit protection module is started to prevent the overhigh current from entering the circuit of the second earphone, so that the protection of the charging circuit is realized.
Preferably, the system further comprises a far-field interaction circuit, a near-field interaction circuit and a mobile power supply circuit, and the mobile power supply circuit is used for charging the earphone far-field interaction circuit.
Preferably, the system further comprises an interface a, an interface B, an interface C and an interface D, and the interface a, the interface B, the interface C and the interface D are all audio interfaces. When the near-field sound source needs to be received, the audio line is inserted into the interface A, the interface B, the interface C or the interface D, and the near-field sound source can be received through the audio line.
Preferably, the system further comprises an interface E and an interface F, both of which are power interfaces. When first earphone portable power source and second earphone portable power source need charge, with the power cord insert interface E and interface F can, interface E and first earphone portable power source electric connection, interface F and second earphone portable power source electric connection.
(3) Advantageous effects
Compared with the prior art, the invention has the beneficial effects that: the earphone far-field interaction system provided by the invention has the advantages that when the preset event triggering the far-field interaction function is detected by the earphone far-field interaction accessory, the signal is received through the wireless communication module, the signal is processed by the microprocessor and stored in the memory, the corresponding response information is sent to the sound box through the internet by the wireless communication module, the response information output by the earphone is received by the sound box, and when the first earphone and the second earphone are in power shortage, the first earphone mobile power supply and the second earphone mobile power supply are used for charging the first earphone and the second earphone, so that the electric quantity of the earphones is sufficient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, it is obvious that the drawings in the following description are only one embodiment of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic diagram of a system in accordance with one embodiment of the present invention for a far-field interaction system for headphones;
FIG. 2 is a block diagram of a far-field interaction accessory for an embodiment of the present invention;
FIG. 3 is a schematic diagram of a training system in accordance with one embodiment of the present invention for a far field interactive system for headphones;
FIG. 4 is a schematic diagram of a mobile power supply circuit according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of an interaction circuit according to an embodiment of the far-field interaction system of the headset of the present invention.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easily understood and obvious, the technical solutions in the embodiments of the present invention are clearly and completely described below to further illustrate the invention, and obviously, the described embodiments are only a part of the embodiments of the present invention, but not all the embodiments.
Example 1
The present embodiment is an earphone far-field interaction system for cleaning cups, the schematic diagram of the system is shown in fig. 1, the structural block diagram of an earphone far-field interaction accessory is shown in fig. 2, and the earphone far-field interaction system comprises: when the earphone far-field interaction accessory detects a preset event triggering a far-field interaction function, receiving a signal through the wireless communication module, processing the signal through the microprocessor, storing the signal in the memory, sending corresponding response information to the sound box through the internet by utilizing the wireless communication module, and receiving the response information output by the earphone through the sound box; further comprising: the system comprises a sound source collecting device, a voice recognition enhancing system and a training system, wherein the sound source collecting device collects a far-field sound source transmitted through a wireless communication module, the voice recognition enhancing system carries out training according to a set algorithm to recognize the obtained sound source, the voice recognition enhancing system sends the far-field sound source obtained by the sound source collecting device to the training system after passing through an enhancing model, and the training system sends the trained far-field sound source to an output device.
For the present embodiment, in the far-field model, assuming that an input is a plane wave, a propagation direction is α, a time domain frequency (radian) is ω, a propagation speed of sound in a medium is p, and for a plane wave propagating in a locally uniform medium, a beam k is defined as:
k = ω pin α/p = 2pin α/λ, where λ is the wavelength corresponding to the frequency ω, and since the time at which the signal arrives at different sensors is different, the signal received by the array can be expressed as:
f(t)=[f(t-τ0) f(t-τ1)…f(t-τN-1)]T=[exp(jω(t-kτ0)) exp(jω(t-kτ1))…exp(jω(t-kτN-1))]T；
wherein τ N is the time delay of the signal received by the nth array element relative to the reference point, N is the number of the array elements, and T represents transposition;
defining v (k) = [ e-j ω k τ 0 e-j ω k τ 1 … e-j ω k τ N-1] T;
if the vector v includes spatial features of the array, called array prevalence vectors, f (t) can be expressed as f (t) = ej ω tv (k);
the response of the array processor to one plane wave is y (t, k) = HT (ω) v (k) ej ω t;
note that where ω corresponds to a single input frequency, and is therefore narrowband, the space-time processing relationship of the array can be fully described by the right-hand end of the above equation, referred to as the frequency-wavenumber response function of the array, which describes the complex gain of an array for an input plane wave having a frequency in the time domain of ω and a wavenumber of k;
the beam pattern of the array reflects the propagation of plane waves in a locally uniform medium, which is a frequency-wave number response function expressed by the incident direction, and can be written as B (ω: α) = Y (ω, k) | k = pin α;
the beam pattern of the array is a key element for determining the performance of the array, and the main parameters of the beam pattern are 3dB bandwidth, distance to a first zero point, first side lobe height, side lobe attenuation speed and the like, and the square of the amplitude of the beam pattern is defined as a power pattern, which is a commonly used array performance measure.
The signal that microprocessor handled strengthens through speech recognition enhancement system, train through training system again, the system still includes bluetooth module, system's accessible bluetooth module transmits far field sound source to the speech recognition module in, the system still includes electric quantity detection module, first earphone and second earphone are wireless bluetooth headset, electric quantity detection module and first earphone and second earphone electric connection, utilize electric quantity detection module in time to detect the electric quantity of first earphone portable power source and second earphone portable power source, accomplish in time the replenishment.
The system further comprises a first earphone mobile power supply and a circuit protection module, the first earphone is charged through the first mobile power supply circuit, the circuit protection module is electrically connected with the first earphone mobile power supply, the system further comprises a second earphone mobile power supply, the second earphone is charged through the second earphone mobile power supply, and the circuit protection module is electrically connected with the second earphone mobile power supply.
The system further comprises a far-field interaction circuit, a near-field interaction circuit and a mobile power supply circuit, and the mobile power supply circuit is used for charging the earphone far-field interaction circuit. The system further comprises an interface A, an interface B, an interface C and an interface D, wherein the interface A, the interface B, the interface C and the interface D are audio interfaces, the system further comprises an interface E and an interface F, the interface E and the interface F are power interfaces, and when the device needs to receive a near-field sound source, the audio interfaces can be connected with the first earphone or the second earphone through audio lines.
A schematic diagram of the far-field interactive system training system for earphones is shown in fig. 3, a specific structural diagram of a mobile power supply circuit is shown in fig. 4, and a structural diagram of an interactive circuit is shown in fig. 5.
When the earphone far-field interaction system of the technical scheme is used, when the earphone far-field interaction accessory detects a preset event triggering a far-field interaction function, the wireless communication module receives a signal, the microprocessor processes the signal, the signal is stored in the memory, the wireless communication module is used for sending corresponding response information to the sound equipment through the Internet, and the sound equipment receives the response information output by the earphone; further comprising: sound source collection system, speech recognition enhancement system and training system, the far-field sound source that the sound source collection device was passed through wireless communication module transmission, speech recognition enhancement system discerns obtaining the sound source according to the algorithm training of setting for, speech recognition enhancement system will the far-field sound source that the sound source collection device acquireed sends for training system after through the enhancement model, training system sends the far-field sound source after will training for output device.
Having thus described the principal technical features and basic principles of the invention, and the advantages associated therewith, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description is described in terms of various embodiments, not every embodiment includes only a single embodiment, and such descriptions are provided for clarity only, and those skilled in the art will recognize that the embodiments described herein can be combined as a whole to form other embodiments as would be understood by those skilled in the art.
Claims (9)
1. A headset far-field interaction system based on a speech enhancement technology, the system comprising: when the earphone far-field interaction accessory detects a preset event triggering a far-field interaction function, receiving a signal through the wireless communication module, processing the signal through the microprocessor, storing the signal in the memory, sending corresponding response information to the sound box through the internet by utilizing the wireless communication module, and receiving the response information output by the earphone through the sound box; further comprising: sound source collection system, speech recognition enhancement system and training system, the far-field sound source that the sound source collection device was passed through wireless communication module transmission, speech recognition enhancement system discerns obtaining the sound source according to the algorithm training of setting for, speech recognition enhancement system will the far-field sound source that the sound source collection device acquireed sends for training system after through the enhancement model, training system sends the far-field sound source after will training for output device.
2. The headset far-field interaction system based on the speech enhancement technology as claimed in claim 1, wherein the signal processed by the microprocessor is enhanced by a speech recognition enhancement system and then trained by a training system.
3. The headset far-field interaction system based on the voice enhancement technology, as claimed in claim 1, further comprising a bluetooth module, wherein the system can transmit the far-field sound source to the voice recognition module through the bluetooth module.
4. The headset far-field interaction system based on the voice enhancement technology as claimed in claim 1, further comprising a power detection module, a first headset and a second headset, wherein the first headset and the second headset are both wireless bluetooth headsets, and the power detection module is electrically connected with the first headset and the second headset.
5. The headset far-field interaction system based on the voice enhancement technology as claimed in claim 1, further comprising a first headset mobile power supply and a circuit protection module, wherein the first headset mobile power supply is charged by a first mobile power supply circuit, and the circuit protection module is electrically connected to the first headset mobile power supply.
6. The headset far-field interaction system based on the voice enhancement technology as claimed in claim 5, further comprising a second headset mobile power source, wherein the second headset is charged by the second headset mobile power source, and the circuit protection module is electrically connected to the second headset mobile power source.
7. The headset far-field interaction system based on the voice enhancement technology, according to claim 1, further comprising a far-field interaction circuit, a near-field interaction circuit and a mobile power supply circuit, wherein the headset far-field interaction circuit is charged by the mobile power supply circuit.
8. The headset far-field interaction system based on the voice enhancement technology, according to claim 1, further comprising an interface a, an interface B, an interface C and an interface D, wherein the interface a, the interface B, the interface C and the interface D are all audio interfaces.
9. The headset far-field interaction system based on the voice enhancement technology, as claimed in claim 1, further comprising an interface E and an interface F, wherein the interface E and the interface F are both power interfaces.
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