CN109215664B - Voice processing method and device - Google Patents
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L15/00—Speech recognition
- G10L15/26—Speech to text systems
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/0208—Noise filtering
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/0208—Noise filtering
- G10L21/0216—Noise filtering characterised by the method used for estimating noise
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Abstract
The application provides a voice processing method and a voice processing device, wherein the method comprises the following steps: the method comprises the steps that voice equipment receives first voice information, wherein the first voice information comprises second voice information broadcast by the voice equipment; and acquiring a first waveform corresponding to the first voice information, and coupling a preset third waveform in the first waveform, wherein the third waveform is a waveform completely opposite to a second waveform of the second voice information. By adopting the scheme, the problem that voice processing is complex due to the fact that received voice comprises self broadcast voice in the related technology is solved, the self broadcast voice in external voice is eliminated through a mode of coupling completely opposite waveforms, the purity of the external voice is guaranteed, and the difficulty of processing such as voice recognition is reduced.
Description
Technical Field
The present application relates to but not limited to the field of voice interaction, and in particular, to a voice processing method and apparatus.
Background
In the related art, online voice devices have a considerable weight in the market and are increasing, while general online voice devices support voice interaction and additional functions, such as singing, broadcasting weather and the like, but when the voice devices broadcast, voice communication with the online voice devices is influenced by the pronunciation of the voice devices.
For the problem that the received voice includes self broadcast voice and thus the voice processing is complex in the related art, no effective solution is available at present.
Disclosure of Invention
The embodiment of the application provides a voice processing method and device, and aims to at least solve the problem that voice processing is complex due to the fact that received voice comprises self broadcast voice in the related art.
According to another embodiment of the present application, there is provided a speech processing method including: the method comprises the steps that voice equipment receives first voice information, wherein the first voice information comprises second voice information broadcast by the voice equipment; and acquiring a first waveform corresponding to the first voice information, and coupling a preset third waveform in the first waveform, wherein the third waveform is a waveform completely opposite to a second waveform of the second voice information.
According to another embodiment of the present application, there is also provided a speech processing apparatus including: the receiving module is used for receiving first voice information, wherein the first voice information comprises second voice information broadcasted by the voice equipment; and the acquisition module is used for acquiring a first waveform corresponding to the first voice message, and coupling a preset third waveform in the first waveform, wherein the third waveform is a waveform completely opposite to a second waveform of the second voice message.
According to a further embodiment of the present application, there is also provided a storage medium having a computer program stored therein, wherein the computer program is arranged to perform the steps of any of the above method embodiments when executed.
According to yet another embodiment of the present application, there is also provided an electronic device, comprising a memory in which a computer program is stored and a processor arranged to run the computer program to perform the steps of any of the above method embodiments.
According to the method, the voice equipment receives first voice information, wherein the first voice information comprises second voice information broadcast by the voice equipment; and acquiring a first waveform corresponding to the first voice information, and coupling a preset third waveform in the first waveform, wherein the third waveform is a waveform completely opposite to a second waveform of the second voice information. By adopting the scheme, the problem that voice processing is complex due to the fact that received voice comprises self broadcast voice in the related technology is solved, the self broadcast voice in external voice is eliminated through a mode of coupling completely opposite waveforms, the purity of the external voice is guaranteed, and the difficulty of processing such as voice recognition is reduced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a block diagram of a hardware structure of a speech device of a speech processing method according to an embodiment of the present application;
FIG. 2 is a flow chart of a method of speech processing according to an embodiment of the present application;
FIG. 3 is a flow diagram of speech processing according to another embodiment of the present application.
Detailed Description
The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.
Example one
The method provided by the first embodiment of the present application may be executed in a voice device, a computer terminal, or a similar computing device. Taking a speech device as an example, fig. 1 is a hardware structure block diagram of a speech device of a speech processing method according to an embodiment of the present application, as shown in fig. 1, a speech device 10 may include one or more processors 102 (only one is shown in fig. 1) (the processor 102 may include, but is not limited to, a processing device such as a microprocessor MCU or a programmable logic device FPGA), and a memory 104 for storing data, and optionally, the speech device may further include a transmission device 106 for a communication function and an input/output device 108. It will be understood by those skilled in the art that the structure shown in fig. 1 is only an illustration, and is not intended to limit the structure of the above-described speech device. For example, the speech device 10 may also include more or fewer components than shown in FIG. 1, or have a different configuration than shown in FIG. 1.
The memory 104 can be used for storing software programs and modules of application software, such as program instructions/modules corresponding to the voice processing method in the embodiment of the present application, and the processor 102 executes various functional applications and data processing by running the software programs and modules stored in the memory 104, so as to implement the method described above. The memory 104 may include high speed random access memory, and may also include non-volatile memory, such as one or more magnetic storage devices, flash memory, or other non-volatile solid-state memory. In some examples, the memory 104 may further include memory located remotely from the processor 102, which may be connected to the speech device 10 over a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The transmission device 106 is used for receiving or transmitting data via a network. Specific examples of the network described above may include a wireless network provided by a communication provider of the voice device 10. In one example, the transmission device 106 includes a Network adapter (NIC) that can be connected to other Network devices through a base station to communicate with the internet. In one example, the transmission device 106 can be a Radio Frequency (RF) module, which is used to communicate with the internet in a wireless manner.
In the present embodiment, a speech processing method operating in the speech device is provided, and fig. 2 is a flowchart of a speech processing method according to an embodiment of the present application, and as shown in fig. 2, the flowchart includes the following steps:
step S202, a voice device receives first voice information, wherein the first voice information comprises second voice information broadcasted by the voice device;
step S204, obtaining a first waveform corresponding to the first voice message, and coupling a preset third waveform in the first waveform, where the third waveform is a waveform completely opposite to the second waveform of the second voice message.
Through the steps, the voice equipment receives first voice information, wherein the first voice information comprises second voice information broadcasted by the voice equipment; and acquiring a first waveform corresponding to the first voice information, and coupling a preset third waveform in the first waveform, wherein the third waveform is a waveform completely opposite to a second waveform of the second voice information. By adopting the scheme, the problem that voice processing is complex due to the fact that received voice comprises self broadcast voice in the related technology is solved, the self broadcast voice in external voice is eliminated through a mode of coupling completely opposite waveforms, the purity of the external voice is guaranteed, and the difficulty of processing such as voice recognition is reduced.
Optionally, before the voice device receives the first voice information, the voice device generates a second waveform corresponding to the second voice information and a third waveform completely opposite to the second waveform; the voice device broadcasts the second waveform.
Optionally, a first waveform corresponding to the first voice message is obtained, before a preset third waveform is coupled in the first waveform, when the second voice message indicates first text message, the voice device plays the second voice message at a first moment, and records a second waveform; detecting a second moment when fourth voice information comprising the first text information is received, and recording a fourth waveform; and acquiring the ratio of the fourth waveform amplitude value to the second waveform amplitude value and the time difference between the second moment and the first moment.
Optionally, the voice device receives first voice information, including: and the voice equipment determines to broadcast the second voice information and then performs interval time difference, and the received voice information is the first voice information.
Optionally, coupling a preset third waveform in the first waveform includes: and amplifying the third waveform by a multiple of the ratio and then coupling the third waveform to the first waveform.
The following description is made in conjunction with another embodiment of the present application.
Another embodiment of the present application solves the following technical problems: the voice signal received by the on-line voice device can be processed to eliminate the sound emitted by the on-line voice device, so that the received sound is the environmental sound.
By adopting the scheme, the influence of the sound broadcasted by the online voice equipment is eliminated, so that the noise reduction of the sound is realized.
In another embodiment of the present application, the following features are provided: 1. the device supports online voice functionality. 2. The device supports voice broadcast and interactive functions.
FIG. 3 is a flow chart of speech processing according to another embodiment of the present application, as shown in FIG. 3, comprising the steps of:
step 1, powering on a voice device;
step 2, the voice equipment broadcasts the powered voice;
step 3, the microphone receives the record time delta T of the power-on broadcast;
and 4, coupling a reverse waveform of the playing signal waveform to the receiving signal after delta T time after each subsequent playing of the equipment.
In another embodiment of the present application, the whole subsystem includes a voice acquisition part, a control unit, and a voice playing part. The device broadcasts a fixed welcome word every time the device is powered on, counts time from the beginning of playing, and records the time as T1, and remembers the waveform X during playing; when receiving sound, time labeling is carried out on each small section in a string of continuous sound signals, the sound is converted into text information, then whether a welcome word exists in the text information is compared, if the welcome word does not exist, the text information is discarded, subsequent sound information is obtained, if the welcome word exists, the time label T2 of the welcome word is read, the waveform of the welcome word is recorded as Y, the number of the delta T is T2-T1, the sound emitted by the equipment is received by the equipment after the delta T, and the sound is amplified by Y/X times. When the equipment broadcasts in the future, two signals with completely opposite waveforms are generated, one signal is output to a loudspeaker for playing, and the other signal is coupled into the received signal after delta T time and Y/X times of amplification. The sound emitted by the device itself can be eliminated from the coupled speech signal.
By adopting the scheme, the accuracy of the online voice equipment for sampling the sound is improved.
Through the above description of the embodiments, those skilled in the art can clearly understand that the method according to the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but the former is a better implementation mode in many cases. Based on such understanding, the technical solutions of the present application may be embodied in the form of a software product, which is stored in a storage medium (e.g., ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal device (e.g., a mobile phone, a computer, a server, or a network device) to execute the method according to the embodiments of the present application.
Example two
In this embodiment, a speech processing apparatus is further provided, and the speech processing apparatus is used for implementing the foregoing embodiments and preferred embodiments, and the description of the speech processing apparatus is omitted for brevity. As used below, the term "module" may be a combination of software and/or hardware that implements a predetermined function. Although the means described in the embodiments below are preferably implemented in software, an implementation in hardware, or a combination of software and hardware is also possible and contemplated.
According to another embodiment of the present application, there is also provided a speech processing apparatus including:
the receiving module is used for receiving first voice information, wherein the first voice information comprises second voice information broadcasted by the voice equipment;
and the acquisition module is used for acquiring a first waveform corresponding to the first voice message, and coupling a preset third waveform in the first waveform, wherein the third waveform is a waveform completely opposite to a second waveform of the second voice message.
According to the scheme, the voice equipment receives first voice information, wherein the first voice information comprises second voice information broadcast by the voice equipment; and acquiring a first waveform corresponding to the first voice information, and coupling a preset third waveform in the first waveform, wherein the third waveform is a waveform completely opposite to a second waveform of the second voice information. By adopting the scheme, the problem that voice processing is complex due to the fact that received voice comprises self broadcast voice in the related technology is solved, the self broadcast voice in external voice is eliminated through a mode of coupling completely opposite waveforms, the purity of the external voice is guaranteed, and the difficulty of processing such as voice recognition is reduced.
Optionally, before receiving the first voice information, the receiving module is further configured to generate a second waveform corresponding to the second voice information and a third waveform that is completely opposite to the second waveform; the voice device broadcasts the second waveform.
Optionally, the obtaining module is further configured to, before obtaining a first waveform corresponding to the first voice information and coupling a preset third waveform in the first waveform, play the second voice information at a first time and record a second waveform when the second voice information indicates first text information; the voice recognition device is also used for detecting a second moment when fourth voice information comprising the first text information is received and recording a fourth waveform; and the time difference acquisition unit is used for acquiring the ratio of the fourth waveform amplitude value to the second waveform amplitude value and the time difference between the second moment and the first moment.
It should be noted that, the above modules may be implemented by software or hardware, and for the latter, the following may be implemented, but not limited to: the modules are all positioned in the same processor; alternatively, the modules are respectively located in different processors in any combination.
EXAMPLE III
Embodiments of the present application also provide a storage medium. Alternatively, in the present embodiment, the storage medium may be configured to store program codes for performing the following steps:
s1, a voice device receives first voice information, wherein the first voice information comprises second voice information broadcasted by the voice device;
s2, obtaining a first waveform corresponding to the first voice message, and coupling a preset third waveform in the first waveform, where the third waveform is a waveform completely opposite to the second waveform of the second voice message.
Optionally, in this embodiment, the storage medium may include, but is not limited to: a U-disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic or optical disk, and other various media capable of storing program codes.
Embodiments of the present application further provide an electronic device comprising a memory having a computer program stored therein and a processor configured to execute the computer program to perform the steps of any of the above method embodiments.
Optionally, the electronic apparatus may further include a transmission device and an input/output device, wherein the transmission device is connected to the processor, and the input/output device is connected to the processor.
Optionally, in this embodiment, the processor may be configured to execute the following steps by a computer program:
s1, a voice device receives first voice information, wherein the first voice information comprises second voice information broadcasted by the voice device;
s2, obtaining a first waveform corresponding to the first voice message, and coupling a preset third waveform in the first waveform, where the third waveform is a waveform completely opposite to the second waveform of the second voice message.
Optionally, the specific examples in this embodiment may refer to the examples described in the above embodiments and optional implementation manners, and this embodiment is not described herein again.
Optionally, the specific examples in this embodiment may refer to the examples described in the above embodiments and optional implementation manners, and this embodiment is not described herein again.
It will be apparent to those skilled in the art that the modules or steps of the present application described above may be implemented by a general purpose computing device, they may be centralized on a single computing device or distributed across a network of multiple computing devices, and alternatively, they may be implemented by program code executable by a computing device, such that they may be stored in a storage device and executed by a computing device, and in some cases, the steps shown or described may be performed in an order different than that described herein, or they may be separately fabricated into individual integrated circuit modules, or multiple ones of them may be fabricated into a single integrated circuit module. Thus, the present application is not limited to any specific combination of hardware and software.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (7)
1. A method of speech processing, comprising:
the method comprises the steps that voice equipment receives first voice information, wherein the first voice information comprises second voice information broadcast by the voice equipment;
acquiring a first waveform corresponding to the first voice information, and coupling a preset third waveform in the first waveform, wherein the third waveform is a waveform completely opposite to a second waveform of the second voice information;
acquiring a first waveform corresponding to the first voice message, wherein before a preset third waveform is coupled in the first waveform, the method comprises the following steps:
when the second voice information indicates first text information, the voice equipment plays the second voice information at a first moment and records a second waveform;
detecting a second moment when fourth voice information comprising the first text information is received, and recording a fourth waveform;
acquiring the ratio of the fourth waveform amplitude value to the second waveform amplitude value and the time difference between the second moment and the first moment;
wherein coupling a preset third waveform in the first waveform comprises: and amplifying the third waveform by a multiple of the ratio and then coupling the third waveform to the first waveform.
2. The method of claim 1, wherein prior to the voice device receiving the first voice information, the method comprises:
the voice equipment generates a second waveform corresponding to the second voice information and a third waveform which is completely opposite to the second waveform;
the voice device broadcasts the second waveform.
3. The method of claim 1, wherein the voice device receives the first voice message, comprising:
and the voice equipment determines to broadcast the second voice information and then performs interval time difference, and the received voice information is the first voice information.
4. A speech processing apparatus, for a speech device, comprising:
the receiving module is used for receiving first voice information, wherein the first voice information comprises second voice information broadcasted by the voice equipment;
an obtaining module, configured to obtain a first waveform corresponding to the first voice information, and couple a preset third waveform in the first waveform, where the third waveform is a waveform completely opposite to a second waveform of the second voice information;
the obtaining module is used for obtaining a first waveform corresponding to the first voice message, and before a preset third waveform is coupled in the first waveform, when the second voice message indicates first text message, the voice device plays the second voice message at a first moment and records a second waveform;
the voice recognition device is also used for detecting a second moment when fourth voice information comprising the first text information is received and recording a fourth waveform;
the time difference acquisition unit is used for acquiring the ratio of the fourth waveform amplitude value to the second waveform amplitude value and the time difference between the second moment and the first moment;
wherein the means is configured to couple the third waveform to the first waveform after amplifying the third waveform by a multiple of the ratio.
5. The apparatus of claim 4, wherein the receiving module, prior to receiving the first voice message, is further configured to generate a second waveform corresponding to the second voice message and a third waveform that is substantially opposite to the second waveform; the voice device broadcasts the second waveform.
6. A storage medium, in which a computer program is stored, wherein the computer program is arranged to perform the method of any of claims 1 to 3 when executed.
7. An electronic device comprising a memory and a processor, wherein the memory has stored therein a computer program, and wherein the processor is arranged to execute the computer program to perform the method of any of claims 1 to 3.
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| KR20140103733A (en) * | 2013-02-19 | 2014-08-27 | 김진우 | Noise-cancelling apparatus using earphone for smart terminal and method thereof |
| CN106098054A (en) * | 2016-06-13 | 2016-11-09 | 惠州Tcl移动通信有限公司 | The defecator of speaker noise and method in a kind of speech recognition |
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| KR20180103476A (en) * | 2017-03-10 | 2018-09-19 | 현대자동차주식회사 | Active Noise Control System of Vehicle Inside And Control Method of it |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20140103733A (en) * | 2013-02-19 | 2014-08-27 | 김진우 | Noise-cancelling apparatus using earphone for smart terminal and method thereof |
| CN106098054A (en) * | 2016-06-13 | 2016-11-09 | 惠州Tcl移动通信有限公司 | The defecator of speaker noise and method in a kind of speech recognition |
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