CN103577144B - The pronunciation inputting method and its voice entry system of mobile unit - Google Patents
The pronunciation inputting method and its voice entry system of mobile unit Download PDFInfo
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- CN103577144B CN103577144B CN201210256298.3A CN201210256298A CN103577144B CN 103577144 B CN103577144 B CN 103577144B CN 201210256298 A CN201210256298 A CN 201210256298A CN 103577144 B CN103577144 B CN 103577144B
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Abstract
A kind of pronunciation inputting method and its voice entry system of mobile unit, wherein the pronunciation inputting method of the mobile unit, including：Start speech voice input function；After starting speech voice input function, pronunciation receiver is opened, and when opening pronunciation receiver or after opening pronunciation receiver, user is prompted to input voice；After prompting user to input voice, input voice information to pronunciation receiver；After the input of voice messaging to be done, the ambient noise that pronunciation receiver receives is filtered out；Identify the voice messaging in pronunciation receiver after wiping out background noise.User loquiturs again after the information for receiving prompt user's input voice, and the voice messaging for the user that pronunciation receiver receives is more complete, is convenient for subsequent accurate acquisition user demand, provides accurate service for user, improves the safety of user's driving.
Description
Technical field
The present invention relates to technical field of information processing more particularly to the pronunciation inputting methods and its voice of a kind of mobile unit
Input system.
Background technique
With the increasingly raising of people's living standard, performer is more and more important in people's work and life for automobile
Role, and the continuous development of auto industry makes vehicle mounted communication and in-car office be increasingly becoming a kind of trend.Vehicle mounted communication becomes
Develop more quick technology branch in field of mobile communication.
Prior art user vehicle can be inputted by voice and carry out interactive voice with mobile unit, to control vehicle-mounted set
It is standby to carry out operations, for example, starting is using voice-enabled chat, transmission voice SMS to specified object etc..Vehicle-mounted product it is man-machine
Voice interactive function greatly facilitates user vehicle, and user vehicle can guarantee the feelings of safe driving in both hands not from steering wheel
Under condition, manipulation to mobile unit obtains various services by mobile unit.
However, the pronunciation inputting method of mobile unit is frequently present of user when carrying out interactive voice between man-machine at present
The case where robbing words, i.e. mobile unit do not have started typing, and user, which becomes, starts voice input, and the non-can completely of mobile unit is caused to obtain
The voice messaging at family is taken, and speech recognition is caused to fail, cannot achieve the demand of user.
The Chinese patent of Publication No. " CN202043263U " is more please referred to about the pronunciation inputting method of mobile unit.
Summary of the invention
Problems solved by the invention is to provide a kind of language of the mobile unit of voice messaging that can completely obtain user
Phoneme input method and its voice entry system.
To solve the above problems, the embodiment provides a kind of pronunciation inputting methods of mobile unit, including：
Start speech voice input function；
After starting speech voice input function, open pronunciation receiver, and when opening pronunciation receiver or unlatching language
After sound reception device, user is prompted to input voice；
After prompting user to input voice, input voice information to pronunciation receiver；
After the input of voice messaging to be done, the ambient noise that pronunciation receiver receives is filtered out；
Identify the voice messaging in pronunciation receiver after wiping out background noise.
Optionally, the method for prompt user input voice is：Broadcasting starts to indicate sound.
Optionally, described to start to indicate the frequency of sound less than 300 hertz, or it is greater than 3400 hertz, and described start to indicate
The frequency of sound immobilizes.
Optionally, the method for filtering out the received ambient noise of pronunciation receiver is：It is received to obtain pronunciation receiver
Voice messaging；By ambient noise elimination algorithm, by frequency in the voice messaging with it is described start to indicate the frequency of sound it is identical
Information removal.
Optionally, further include：After starting speech voice input function, whether voice prompting user wants help, and is then turned on
Pronunciation receiver.
Optionally, further include：After voice messaging in identification pronunciation receiver after wiping out background noise, user is obtained
Demand；Start service corresponding with the demand of user.
Inventor additionally provides a kind of voice entry system of mobile unit, including：
Start voice unit, for starting speech voice input function；
Voice receiving unit receives the voice messaging of input for opening after starting speech voice input function；
Prompt unit is inputted, when opening for voice receiving unit or after opening, user is prompted to input voice；
Audio Processing Unit, the voice messaging received for handling voice receiving unit filter out the background received and make an uproar
Sound；
Voice recognition unit, the voice messaging after identifying Audio Processing Unit wiping out background noise.
Optionally, the input prompt unit includes the first player, and the unlatching for playing fixed frequency indicates sound, is mentioned
Show that user inputs voice.
Optionally, the Audio Processing Unit includes：First acquisition unit is received for obtaining voice receiving unit
Voice messaging；Noise-filtering unit is used for wiping out background noise.
Optionally, further include：Voice alerting unit, after starting speech voice input function, whether voice prompting user is needed
It helps, the voice receiving unit is opened after the completion of voice prompting.
Optionally, further include：Second acquisition unit is obtained and is used for receiving the voice messaging of voice recognition unit identification
The demand at family；Start unit is serviced, for starting service corresponding with the demand of user.
Compared with prior art, technical solution of the present invention has the following advantages that：
When opening pronunciation receiver or after opening pronunciation receiver, user is prompted to input voice, user is obtaining
Loquitur after the prompt, avoid user rob words cause pronunciation receiver to receive information it is imperfect.And it is stand-by
After the input of voice messaging is completed at family, the ambient noise that pronunciation receiver receives is filtered out, has eliminated ambient noise to rear
It is interfered caused by continuous identification voice messaging, the voice messaging recognized is clear and complete.
Further, after starting speech voice input function, whether voice prompting user wants help, and is then turned on voice and connects
Receiving apparatus.Interacting between user and mobile unit is increased, is designed more humanized.
Further, after filtering out the ambient noise in the voice messaging received, use accurately can be completely identified
The voice messaging of family input, clearly obtains the demand of user, then provides accurately service to user, user uses the vehicle
It is more smooth to carry the process that equipment is serviced, it is convenient.
In the voice entry system of mobile unit of the present invention, input prompt unit voice receiving unit open when or unlatching
Afterwards, prompt user inputs voice, and Audio Processing Unit can filter out the back in the voice messaging that voice receiving unit receives
The structure of scape noise, the voice entry system is simple, and the voice messaging recognized is clear and complete, provides convenient for subsequent for user
More accurately service, facilitates user, improves the safety of user's driving procedure.
Detailed description of the invention
Fig. 1 is the flow diagram of the pronunciation inputting method of the mobile unit of the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the voice entry system of the mobile unit of the embodiment of the present invention.
Specific embodiment
As described in background, the pronunciation inputting method of the mobile unit of the prior art is frequently present of user and robs words
Situation causes the non-can completely of mobile unit to obtain the voice messaging of user, and speech recognition is caused to fail, and cannot achieve user
Demand.
It finds after study, the prior art occurs the main reason for user robs words and is：User can not accurately learn vehicle-mounted set
The standby time for starting typing user speech.If mobile unit before the voice messaging of typing user, gives user's prompt, inform
User now begins to record, and user carries out the input of voice messaging again after obtaining above-mentioned prompt, mobile unit then can completely
The voice messaging of typing user, so that subsequent speech recognition success rate increases.Therefore, a kind of mobile unit is inventor provided
Pronunciation inputting method, after the speech voice input function for opening mobile unit, while opening recorder, or after unlatching recorder
Broadcasting starts to indicate sound, such as " drop ", make user hear " drop " start mark sound after start input voice information again.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.
Referring to FIG. 1, Fig. 1 shows the pronunciation inputting method of the mobile unit of first embodiment of the invention, including：
Step S101 starts speech voice input function；
Step S103 opens pronunciation receiver, and when opening pronunciation receiver after starting speech voice input function
Or after opening pronunciation receiver, user is prompted to input voice；
Step S105, after prompting user to input voice, input voice information to pronunciation receiver；
Step S107 after the input of voice messaging to be done, filters out the ambient noise that pronunciation receiver receives；
Step S109 identifies the voice messaging in pronunciation receiver after wiping out background noise；
Step S111 after the voice messaging in identification pronunciation receiver after wiping out background noise, obtains the need of user
It asks；
Step S113 starts service corresponding with the demand of user.
Wherein, the method for the starting speech voice input function includes：Start the voice input button at mobile unit end, or
It is selected by the icon in the touch display screen at mobile unit end.In an embodiment of the present invention, to improve user experience,
Increase the security performance of user's driving procedure, voice input button is provided on the steering wheel of the vehicle, user presses described
Voice input button, that is, start speech voice input function.
For the pronunciation receiver with voice messaging is received, user passes through pronunciation receiver can be with typing demand for services.
In an embodiment of the present invention, the pronunciation receiver is recorder, after starting speech voice input function, opens recorder.
Inventors have found that starting speech voice input function to pronunciation receiver unlatching there are the time difference, that is, start voice
After input function, pronunciation receiver needs certain reaction time that could open.It is opened if user is within the time difference
Beginning speaks, then can have the incomplete situation of voice messaging that pronunciation receiver receives.For example, user starts voice input
Function, pronunciation receiver is just opened after 3 seconds, and user 1 second after starting speech voice input function begins to speak：" I wants
It sends short messages to Li little Lei ", then, the voice messaging for the user that pronunciation receiver is an actually-received is " Li little Lei ", causes to connect
The voice messaging of receipts is imperfect, influences subsequent acquisition user demand, and influences the quality of service user.
Further, inventors have found that if mobile unit can be given when pronunciation receiver is opened or after opening
User's prompt informs that user speech reception device has been switched on, can receive voice messaging, prompts user to input voice, then can
Avoid the generation of above situation.
In an embodiment of the present invention, to keep the method for prompting user to input voice concise, the prompt user is defeated
The method for entering voice is：Broadcasting start indicate sound, user hear start indicate sound after can start input voice information, voice
The voice messaging that reception device receives is complete.For example, broadcasting starts to indicate sound " drop " while opening recorder, inform
User recording machine has begun recording, can receive user input voice messaging, user hear " drop " start mark sound
Afterwards, just start to talk " I will send short messages to Li little Lei ", then the voice messaging that recorder receives is complete, for " I will send short messages
To Li little Lei ", it is conducive to subsequent acquisition user demand, then corresponding service is provided.
When opening due to pronunciation receiver or after opening, user speech prompt is given, the pronunciation receiver connects
The voice messaging received further includes speech prompt information other than the voice inputted comprising user.Also, external environment is made an uproar
Sound, such as the whistle sound of vehicle may also be received by pronunciation receiver.When subsequent speech recognition, actually useful information is to use
The voice messaging of family input.Therefore, it is necessary to filter out to the voice messaging that pronunciation receiver receives, wiping out background is made an uproar
Sound, such as speech prompt information and the noise of external environment etc..
Although the frequency that each user speaks is not identical, due to the frequency that user speaks be in 300 hertz-
Between 3400 hertz, as long as prompt user inputs the frequency of voice outside above range, that is, used after can guarantee wiping out background noise
Family voice messaging it is complete.In an embodiment of the present invention, described to start to indicate the frequency of sound less than 300 hertz, or be greater than
3400 hertz, and the method for starting to indicate the frequency of sound when immobilizing, filtering out the ambient noise of pronunciation receiver
For：Obtain the received voice messaging of pronunciation receiver；By ambient noise elimination algorithm, by frequency in the voice messaging with
The identical information removal of frequency for starting to indicate sound.Method of wiping out background noise can't be to pronunciation receiver in this
The user speech information received impacts, it is ensured that the integrality of the voice messaging of user's input.
Since user is after mobile unit prompt user inputs voice, just input voice is to pronunciation receiver, and
And the user speech information that pronunciation receiver receives is not impacted when wiping out background noise, therefore, mobile unit
After the voice messaging that identification pronunciation receiver receives, the demand of user can be accurately obtained.The embodiment of the present invention
In, the voice messaging recognized is " I will send an SMS to Li little Lei ", and user demand is " sending short message ", and object is that " Lee is small
Thunder ".
Mobile unit then will start service corresponding with user demand after obtaining user demand.For example, reality of the invention
It applies in example, after mobile unit gets the demand that user requires " sending short message ", starts short message transmission unit, and recall short message hair
Send object " Li little Lei ".As long as user inputs short message content, short message content automatically can be sent to Li little Lei by mobile unit.
Whole process is simple, convenient, strong operability, and substantially increases the safety of user's driving.
It should be noted that in other embodiments of the invention, after starting speech voice input function, voice prompting user
Whether want help, is then turned on pronunciation receiver.For example, after the voice input button at user's starting mobile unit end, vehicle
Equipment meeting voice prompting user " boss may I ask you and want help " is carried, 1 second after voice prompting finishes user, broadcasting starts
Sound is indicated, prompts user that can start to input voice.This process due to the step of increasing voice prompting user so that user with
There is warm interaction between mobile unit, it appears humanized.
In the embodiment of the present invention, due to while opening pronunciation receiver, or after opening pronunciation receiver, mention
Show that user inputs voice, user is known that pronunciation receiver starts the time of recording, avoids user and rob words and cause voice
The voice messaging that reception device receives is imperfect, and subsequent in the case where not damaging the voice messaging received, filters out
Ambient noise improves accuracy rate when subsequent acquisition user demand, more convenient can provide service for user.
Correspondingly, referring to FIG. 2, inventor additionally provides a kind of voice entry system of mobile unit, including：
Start voice unit 201, for starting speech voice input function；
Voice receiving unit 203 receives the voice messaging of input for opening after starting speech voice input function；
Prompt unit 205 is inputted, when opening for voice receiving unit 203 or after opening, user 280 is prompted to input language
Sound；
Audio Processing Unit 207, the voice messaging that receives for handling voice receiving unit 203 are filtered out and are received
Ambient noise；
Voice recognition unit 209, the voice messaging after identifying 207 wiping out background noise of Audio Processing Unit；
Second acquisition unit 211 obtains the demand of user for receiving the voice messaging of the identification of voice recognition unit 209；
Start unit 213 is serviced, for starting service corresponding with the demand of user 280.
Wherein, the starting voice unit 201 includes：Start the voice input button at mobile unit end, or passes through vehicle
Carry the icon in the touch display screen of equipment end.User can be by pressing the voice input button at mobile unit end or passing through
Touch the icon selection starting speech voice input function of mobile unit end touch display screen.
The voice receiving unit 203 is connected with the starting voice unit 201, defeated for starting voice in user 280
It is opened after entering function, receives the voice messaging that user 280 inputs.In an embodiment of the present invention, the voice receiving unit 203
For pronunciation receiver, such as recorder.
The input prompt unit 205 is connected with the voice receiving unit 203, for opening in voice receiving unit 203
While opening, or after the unlatching of voice receiving unit 203, user 280 is prompted to input voice.In an embodiment of the present invention, institute
Stating input prompt unit 205 includes the first player（It is not shown）, for playing the unlatching mark sound of fixed frequency, prompt user
Input voice.For the use that voice receiving unit 203 receives is not destroyed when making 207 wiping out background noise of subsequent voice processing unit
The integrality of family voice messaging, the frequency for opening mark sound is less than 300 hertz, or is greater than 3400 hertz.Also, it is described to open
The frequency for opening mark sound immobilizes, and filters out in favor of subsequent.In an embodiment of the present invention, the frequency for opening mark sound
It immobilizes, is 200 hertz.
It should be noted that since input prompt unit 205 is while voice receiving unit 203 is opened, or in voice
After receiving unit 203 is opened, user 280 can be prompted to input voice, user 280 just inputs voice after receiving the prompt,
The voice messaging that voice receiving unit 203 receives is more complete.For example, in the embodiment of the present invention, the phonetic incepting list
The voice messaging that member 203 receives is that " drop, I will send an SMS to Li little Lei ".
The Audio Processing Unit 207 is connected with the voice receiving unit 203, for connecing to voice receiving unit 203
The voice messaging of receipts is handled, and is filtered out voice receiving unit 203 when receiving the voice messaging that user 280 inputs, is connect simultaneously
The ambient noise received, such as the noise and the sound of the prompt user 280 of the input sending of prompt unit 205 of external environment.Language
Sound processing unit 207 includes：First acquisition unit 2071, the voice messaging received for obtaining voice receiving unit 203；It makes an uproar
Sound filters out unit 2072, the ambient noise in voice messaging for filtering out the acquisition of first acquisition unit 2071.
In an embodiment of the present invention, the noise-filtering unit 2072 filters out the voice of the acquisition of first acquisition unit 2071
The method of ambient noise in information is：By ambient noise elimination algorithm, the voice that first acquisition unit 2071 is obtained is believed
Frequency information identical with the mark frequency of sound is started removes in breath, such as " drop " sound that frequency is 200 hertz is removed.By
After Audio Processing Unit 207 filters out the ambient noise received, remaining information is the voice messaging of complete user's input,
Such as " I will send an SMS to Li little Lei ".
The voice recognition unit 209 is connected with the Audio Processing Unit 207, for identification Audio Processing Unit 207
Voice messaging after wiping out background noise.In the embodiment of the present invention, the information that the voice recognition unit 209 recognizes is
" I will send an SMS to Li little Lei ".
The second acquisition unit 211 is connected with voice recognition unit 209, identifies for receiving voice recognition unit 209
Voice messaging out, and obtain the demand of user 280.For example, " sending short messages ", sending object is " Li little Lei ".
The service start unit 213 is connected with second acquisition unit 211, obtains receiving second acquisition unit 211
280 demand of user after, start and corresponding with the demand of user 280 service.For example, in the embodiment of the present invention, service starting
Unit 213 starts short message transmission unit after the user demand for receiving " sending short messages ", and recalls sending object " Li little Lei "
Communication information.As long as user 280 inputs（Voice is inputted or is manually entered）Short message content can automatically send short message content
To Li little Lei.In the embodiment of the present invention, due to can accurately receive the demand of user 280, start unit 213 is serviced
Corresponding service can accurately be started, preferably provide service for user 280.
It should be noted that in an embodiment of the present invention, for make it is warm between user and mobile unit interact, more
The voice entry system of hommization, the mobile unit further includes：Voice alerting unit 215, for starting speech voice input function
Afterwards, whether voice prompting user wants help, and the voice receiving unit 203 is opened after the completion of voice prompting.For example, with
After the voice input button at mobile unit end is pressed at family, voice prompting user " boss may I ask you and anything is needed to help ", then
Voice receiving unit 203 is opened, and plays and starts to indicate sound " drop ".
To sum up, when opening pronunciation receiver or after opening pronunciation receiver, user is prompted to input voice, Yong Hu
Loquitur after obtaining the prompt, avoid user rob words cause pronunciation receiver to receive information it is imperfect.And
After user completes the input of voice messaging, the ambient noise that pronunciation receiver receives is filtered out, ambient noise is eliminated
It is interfered caused by subsequent identification voice messaging, the voice messaging recognized is clear and complete.
Further, after starting speech voice input function, whether voice prompting user wants help, and is then turned on voice and connects
Receiving apparatus.Interacting between user and mobile unit is increased, is designed more humanized.
Further, after filtering out the ambient noise in the voice messaging received, use accurately can be completely identified
The voice messaging of family input, clearly obtains the demand of user, then provides accurately service to user, user uses the vehicle
It is more smooth to carry the process that equipment is serviced, it is convenient.
In the voice entry system of mobile unit of the present invention, input prompt unit voice receiving unit open when or unlatching
Afterwards, prompt user inputs voice, and Audio Processing Unit can filter out the back in the voice messaging that voice receiving unit receives
The structure of scape noise, the voice entry system is simple, and the voice messaging recognized is clear and complete, provides convenient for subsequent for user
More accurately service, facilitates user, improves the safety of user's driving procedure.
Although the invention has been described by way of example and in terms of the preferred embodiments, but it is not for limiting the present invention, any this field
Technical staff without departing from the spirit and scope of the present invention, may be by the methods and technical content of the disclosure above to this hair
Bright technical solution makes possible variation and modification, therefore, anything that does not depart from the technical scheme of the invention, and according to the present invention
Technical spirit any simple modifications, equivalents, and modifications to the above embodiments, belong to technical solution of the present invention
Protection scope.
Claims (6)
1. a kind of pronunciation inputting method of mobile unit, which is characterized in that including：
Start speech voice input function；
After starting speech voice input function, whether voice prompting user wants help, and is then turned on pronunciation receiver；And it is opening
When opening pronunciation receiver or after opening pronunciation receiver, user is prompted to input voice；
After prompting user to input voice, input voice information to pronunciation receiver；
After the input of voice messaging to be done, the ambient noise that pronunciation receiver receives is filtered out；The ambient noise includes：
The noise of speech prompt information and external environment；Identify the voice messaging in pronunciation receiver after wiping out background noise；
Wherein, the method for prompt user input voice is：Broadcasting starts to indicate sound；It is described to start to indicate the frequency of sound less than 300
Hertz, or it is greater than 3400 hertz, and the frequency for starting to indicate sound immobilizes.
2. the pronunciation inputting method of mobile unit as described in claim 1, which is characterized in that filter out pronunciation receiver reception
The method of ambient noise be：Obtain the received voice messaging of pronunciation receiver；It, will be described by ambient noise elimination algorithm
In voice messaging frequency with it is described start to indicate the identical information of the frequency of sound remove.
3. the pronunciation inputting method of mobile unit as described in claim 1, which is characterized in that further include：It is connect in identification voice
After voice messaging in receiving apparatus after wiping out background noise, the demand of user is obtained；Start service corresponding with the demand of user.
4. a kind of voice entry system of mobile unit, which is characterized in that including：
Start voice unit, for starting speech voice input function；
Voice alerting unit, after starting speech voice input function, whether voice prompting user wants help；
Voice receiving unit receives the voice messaging of input for opening after the completion of voice prompting；
Prompt unit is inputted, when opening for voice receiving unit or after opening, user is prompted to input voice；
Audio Processing Unit, the voice messaging received for handling voice receiving unit, filters out the ambient noise received；Institute
Stating ambient noise includes：The noise of speech prompt information and external environment；
Voice recognition unit, the voice messaging after identifying Audio Processing Unit wiping out background noise；
Wherein, the input prompt unit include the first player, for play fixed frequency start indicate sound, prompt user
Input voice；It is described to start to indicate the frequency of sound less than 300 hertz, or it is greater than 3400 hertz.
5. the voice entry system of mobile unit as claimed in claim 4, which is characterized in that the Audio Processing Unit packet
It includes：First acquisition unit, the voice messaging received for obtaining voice receiving unit；Noise-filtering unit, for filtering out back
Scape noise.
6. the voice entry system of mobile unit as claimed in claim 4, which is characterized in that further include：Second acquisition unit,
For receiving the voice messaging of voice recognition unit identification, the demand of user is obtained；Start unit is serviced, for starting and user
Demand service accordingly.
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| CN105760084B (en) * | 2016-01-25 | 2019-01-25 | 百度在线网络技术（北京）有限公司 | The control method and device of voice input |
| CN106531167B (en) * | 2016-11-18 | 2019-12-10 | 北京云知声信息技术有限公司 | Voice information processing method and device |
| CN107123418B (en) * | 2017-05-09 | 2020-12-25 | 广东小天才科技有限公司 | Voice message processing method and mobile terminal |
| CN108022596A (en) * | 2017-11-28 | 2018-05-11 | 湖南海翼电子商务股份有限公司 | Audio signal processing method and vehicle electronic device |
| CN108091341A (en) * | 2017-11-28 | 2018-05-29 | 湖南海翼电子商务股份有限公司 | Audio signal processing method and vehicle electronic device |
| CN108664199A (en) * | 2018-05-07 | 2018-10-16 | 平安普惠企业管理有限公司 | List filling method, device, equipment and computer readable storage medium |
| CN111785035A (en) * | 2020-07-13 | 2020-10-16 | 上海仙豆智能机器人有限公司 | Vehicle interaction method and device, electronic equipment and storage medium |
| CN112634908B (en) * | 2021-03-09 | 2021-06-01 | 北京世纪好未来教育科技有限公司 | Voice recognition method, device, equipment and storage medium |
| CN113973254B (en) * | 2021-09-07 | 2024-03-12 | 杭州新资源电子有限公司 | Noise reduction system of automobile audio power amplifier |
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