CN106161755A - A kind of key word voice wakes up system and awakening method and mobile terminal up - Google Patents
A kind of key word voice wakes up system and awakening method and mobile terminal up Download PDFInfo
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- CN106161755A CN106161755A CN201510192282.4A CN201510192282A CN106161755A CN 106161755 A CN106161755 A CN 106161755A CN 201510192282 A CN201510192282 A CN 201510192282A CN 106161755 A CN106161755 A CN 106161755A
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000002618 waking effect Effects 0.000 claims description 5
- 230000009466 transformation Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000003213 activating effect Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 2
- 230000001133 acceleration Effects 0.000 description 6
- 230000007613 environmental effect Effects 0.000 description 2
- 206010048669 Terminal state Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006854 communication Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 210000000867 larynx Anatomy 0.000 description 1
- 230000036651 mood Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 210000001260 vocal cord Anatomy 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The present invention relates to a kind of voice process technology field, particularly relate to a kind of key word voice and wake up system and awakening method and mobile terminal up.Including: collecting unit, in order to form a collection signal output；Judging unit, connects described collecting unit；Wakeup unit, connects described judging unit.The present invention is preset with key word and wakes up instruction up, key word wakes up instruction up and can arrange voluntarily according to the hobby of user, mobile terminal is only capable of by the most keyword-activated, standby mode it is in when not being activated, power consumption is relatively low, and it is effectively increased the accuracy rate of mobile terminal activating, greatly reduce misuse rate.Further, collecting unit can use mike, and further, mike can be MEMS microphone, uses mike as collecting unit, and microphone structure is simple, it is easy to integrated, and cost is relatively low simultaneously.
Description
Technical field
The present invention relates to a kind of voice process technology field, particularly relate to a kind of key word voice and wake up up be
System and awakening method and mobile terminal.
Background technology
Word employed in human speech communication process is typically the vowel that vocal cord vibration produces and arranges in pairs or groups this vibration
Larynx, tongue, lip, jaw, intraoral air-flow formed consonant combine formed, i.e. vowel can produce
Energy, consonant is only gas sound, and major part has the word of essence implication all first to start with consonant, and opens with vowel
Begin word be mostly auxiliary words of mood, as " ", " " " uh " ... wait word all to start with vowel
Word.
In existing mobile terminal, the system that wakes up up mainly has and manually wakes up system up, i.e. conventional opens by starting
Dynamic push button exciting mobile terminal；This kind of mode, life-time service, easily cause the malfunctioning of button, simultaneously merit
Consume bigger；Action wakes up system up, is i.e. provided with acceleration transducer, acceleration sensing in mobile terminal
Device detects whether to there are acceleration (such as move the mobile terminal placed that lies low and i.e. there is an acceleration)
Producing, when acceleration meets predetermined condition, activate mobile terminal, this kind of mode needs to arrange in pairs or groups one and adds
Velocity sensor, relatively costly, and acceleration transducer power consumption is bigger；Such as brandish mobile terminal
Activate mobile terminal；Voice wakes up system up, and voice wakes up the activity of system detection human speech up, as long as i.e.
Any vowel or consonant detected, the mobile terminal being in holding state can be activated, use language
Sound wakes up system up, and power consumption is relatively low, and cost is relatively low, but this kind of voice wakes up system up and only hearing the mankind
Voice messaging can activate, and maloperation easily occurs, can activate mobile terminal the most per capita, in number relatively
Many occasions, mobile terminal is constantly in duty, and power consumption is relatively big, activates accuracy rate low.
Summary of the invention
For the deficiencies in the prior art, the present invention provide a kind of low in energy consumption, activate that accuracy rate is high, maloperation is low
A kind of key word voice wake up system and awakening method and mobile terminal up.
A kind of key word voice wakes up system up, is applied to mobile terminal, wherein:
Above-mentioned key word voice wakes up system up, wherein: described collecting unit reaches one in described acoustical signal
Described acoustical signal is gathered when presetting amplitude.
Above-mentioned key word voice wakes up system up, wherein: also include a nonvolatile memory cell, connects described
Judging unit, wakes up instruction up in order to store default described key word.
Above-mentioned key word voice wakes up system up, wherein: also include a training unit, is connected to described collection
Between unit and described nonvolatile memory cell, it is used to described running of mobile terminal under a training mode,
The a plurality of voices sent in order to receive user wake up instruction up, and wake up instruction up according to a plurality of described voices
Form the described key word preset and wake up instruction up, and export to the storage of described nonvolatile memory cell.
Above-mentioned key word voice wakes up system up, wherein: described training unit includes
One computing unit, connects described collecting unit, wakes up instruction up in order to calculate default described key word
Standard energy information, standard amplitude information；
One timing unit, connects described collecting unit, wakes up instruction up in order to calculate default described key word
Standard time information.
Above-mentioned key word voice wakes up system up, wherein: described default key word wakes up instruction up and at least includes
Standard energy information, standard amplitude information, standard time information,
Described judging unit at least mates described standard energy information and described standard width in described collection signal
When value information and described standard time information, the described judged result of output is for allowing to activate described movement eventually
End.
Above-mentioned key word voice wakes up system up, wherein: described computing unit is Fourier transform unit,
The described key word carrying out Fourier transformation acquisition default in order to default described key word to wake up up instruction is called out
The standard energy information of awake instruction, standard amplitude information.
Above-mentioned key word voice wakes up system up, wherein: described training mode is by the control of described mobile terminal
Unit controls to be formed.
A kind of key word voice awakening method, is applied to mobile terminal, wherein: comprise the steps,
Step S1, controls collecting unit and gathers the sound of preset frequency in the presently described environment of described mobile terminal
Tone signal, and form a collection signal output；
Step S2, controls judging unit and receives the described collection signal of described collecting unit output, and sentence
Whether disconnected described collection signal mates a key word preset wakes up instruction up, and exports corresponding judged result；
Step S3, controls wakeup unit and receives the described judged result of described judging unit output, in order to
When key word described in described collection Signal Matching wakes up instruction up, described wakeup unit activates described mobile whole
End.
A kind of mobile terminal, wherein: include that the key word voice described in any of the above-described item wakes up system up, described
Key word voice wakes up system up and is arranged in described mobile terminal, be used to receive one include predetermined
After the voice signal of described key word, the operational mode of described mobile terminal is switched to work from standby mode
Operation mode.
Compared with prior art, the invention have the advantage that
The present invention is preset with key word and wakes up instruction up, and key word wakes up instruction up and can set voluntarily according to the hobby of user
Putting, mobile terminal is only capable of, by the most keyword-activated, being in standby when not being activated
Pattern, power consumption is relatively low, and is effectively increased the accuracy rate of mobile terminal activating, greatly reduces maloperation
Rate.Further, collecting unit can use mike, and further, mike can be MEMS
Mike, uses mike as collecting unit, and microphone structure is simple, it is easy to integrated, simultaneously cost
Relatively low.
Accompanying drawing explanation
Fig. 1 is the structural representation that key word voice of the present invention wakes up system up；
Fig. 2 is the schematic flow sheet of key word voice awakening method of the present invention.
Detailed description of the invention
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, but not as the limit of the present invention
Fixed.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clearly
Chu, it is fully described by, it is clear that described embodiment is only a part of embodiment of the present invention, and not
It it is whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making
The every other embodiment obtained on the premise of creative work, broadly falls into the scope of protection of the invention.
It should be noted that in the case of not conflicting, the embodiment in the present invention and the feature in embodiment
Can be mutually combined.
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, but not as the limit of the present invention
Fixed.
As it is shown in figure 1, a kind of key word voice wakes up system up, it is applied to mobile terminal, wherein: including:
One collecting unit, believes in order to gather the sound of preset frequency in the presently described environment of described mobile terminal
Number, and form a collection signal output, may also include a calculating device inside collecting unit, calculate and gather
The amplitude information of signal, energy information and collection signal duration.Wherein, preset frequency
300Hz～3KHz.It is 20Hz～20KHz that collecting unit can gather the frequency of voice signal, and human sound
Frequency be usually 300Hz～3KHz, the sound less than 300Hz is usually environmental noise, therefore not adopts
Collection, reduces the collection capacity of signal, indirectly reduces amount of calculation, improve the speed of calculating.
One judging unit, connects described collecting unit, in order to receive the described collection of described collecting unit output
Signal, and judge whether described collection signal mates a key word preset and wake up instruction up, and export corresponding
Judged result；
One wakeup unit, connects described judging unit, in order to receive the described judgement of described judging unit output
As a result, being used to key word described in described collection Signal Matching when waking up instruction up, described wakeup unit activates
Described mobile terminal.
A kind of key word voice wakes up the operation principle of system up: collecting unit gathers the current institute of described mobile terminal
State the acoustical signal in environment, and form a collection signal output；Judging unit receives described collecting unit
The described collection signal of output, and judge whether described collection signal mates a key word preset and wake up finger up
Order, and export corresponding judged result；Wakeup unit receives the described judgement knot of described judging unit output
Really, being used to key word described in described collection Signal Matching when waking up instruction up, described wakeup unit activates institute
State mobile terminal.The present invention is preset with key word and wakes up instruction up, and key word wakes up instruction up can be according to user's
Hobby arrange voluntarily, one " Xiao Ming " is such as set, when collecting unit gather signal be " obviously ",
Time " little red ", mobile terminal all can not be activated, and the most only can be swashed when collecting " Xiao Ming "
Live.Using this kind of mode, mobile terminal is only capable of by the most keyword-activated, at the shape not being activated
Being in standby mode under state, power consumption is relatively low, and is effectively increased the accuracy rate of mobile terminal activating, greatly
Reduce greatly misuse rate.Further, collecting unit can use mike, further, Mike
Wind can be MEMS microphone, uses mike as collecting unit, and microphone structure is simple, it is easy to collection
Becoming, cost is relatively low simultaneously.
As further preferred embodiment, above-mentioned key word voice wakes up system up, wherein: described collection
Unit gathers described acoustical signal when described acoustical signal reaches to preset amplitude.Predetermined amplitude generally may be used
By user's sets itself, it is also possible to the basic volume of human speech, as predetermined amplitude, does not limits
Fixed.Carry out the collection of signal when acoustical signal reaches predetermined amplitude, be prevented effectively from and gather by mistake, such as, exist
Acoustical signal too low or too high in the case of, collecting unit does not gather this signal, and usual sound is too low
Or under too high state, user is likely to be at abnormal condition, mobile terminal can not be activated.If but
User can not normally send under voice status (during the most in session), can swash by other means
Dynamic mobile terminal, such as conventional push button exciting mobile terminal, or fingerprint activated mobile terminal.I.e. move
Dynamic terminal can use multiple Starting mode to cooperate to activate mobile terminal.
As further preferred embodiment, above-mentioned key word voice wakes up system up, wherein: also include one
Nonvolatile memory cell, connects described judging unit, wakes up instruction up in order to store default described key word.
Nonvolatile memory cell is i.e. when power down, and key word wakes up instruction up and is difficult to lose.Non-volatile storage
Unit can be MTP memory element (can repeatedly programmed logic memory element), OTP memory cell (One
Time Programming, One Time Programmable), EEPROM (Electrically Erasable
Programmable Read-Only Memory band EEPROM) memory element,
Flash (Flash Memory flash memory).
As further preferred embodiment, above-mentioned key word voice wakes up system up, wherein: also include one
Training unit, is connected between described collecting unit and described nonvolatile memory cell, is used to described shifting
Dynamic terminal operating is under a training mode, and a plurality of voices sent in order to receive user wake up instruction up, and
Wake up instruction up according to the described key word that a plurality of described voices wake up instruction formation up default, and export to institute
State nonvolatile memory cell storage.Training unit mainly wakes up instruction up in order to arranging key word, and user is in instruction
Practicing under pattern, send ten times " Xiao Ming ", training unit receives ten times " Xiao Ming ", " little according to ten times
Bright " voice messaging, key word is modified, wakes up instruction up forming key word.Because the mankind are every
The amplitude of secondary voice messaging, time, the energy of pronunciation are different from, so increasing a training unit,
Waking up instruction up in order to form key word, it is that the key word sending user is instructed that this key word wakes up instruction up
Practice and revise, it is allowed to user, when the key word sent occurs in that part deviation, still can swash
Mobile terminal alive.
As further preferred embodiment, above-mentioned key word voice wakes up system up, wherein: described training
Unit includes
One computing unit, connects described collecting unit, wakes up instruction up in order to calculate default described key word
Standard energy information, standard amplitude information；Further, described computing unit is Fourier transform unit,
The described key word carrying out Fourier transformation acquisition default in order to default described key word to wake up up instruction is called out
The standard energy information of awake instruction, standard amplitude information.First voice signal is carried out segmentation, in every section
Signal carry out frequency domain transform, the energy information in frequency domain transform is carried out frequency-domain calculations and obtains its standard
Energy information and standard amplitude information.
One timing unit, connects described collecting unit, wakes up instruction up in order to calculate default described key word
Standard time information.
As further preferred embodiment, above-mentioned key word voice wakes up system up, wherein: described default
Key word wake up up instruction at least include standard energy information, standard amplitude information, standard time information,
Described judging unit at least mates described standard energy information and described standard amplitude in described collection signal
When information and described standard time information, the described judged result of output is for allowing to activate described mobile terminal.
Described judging unit can comprise several comparators, in order to be respectively compared gather signal energy information,
Amplitude information, temporal information.
Above-mentioned key word voice wakes up system up, wherein: described training mode is by the control of described mobile terminal
Unit controls to be formed.Training mode generally has the control unit of mobile terminal to control, when being in training mode
Under, collecting unit is only connected with training unit, i.e. the voice signal of collecting unit collection only transmits to instruction
Practice unit.
As in figure 2 it is shown, a kind of key word voice awakening method, be applied to mobile terminal, wherein: include as
Lower step,
Step S1, control collecting unit gathers the preset frequency in the presently described environment of described mobile terminal
Acoustical signal, and form a collection signal output；
Step S2, controls judging unit and receives the described collection signal of described collecting unit output, and judge
Whether described collection signal mates a key word preset wakes up instruction up, and exports corresponding judged result；
Step S3, controls wakeup unit and receives the described judged result of described judging unit output, be used to
When key word described in described collection Signal Matching wakes up instruction up, described wakeup unit activates described mobile terminal.
Wherein, 300Hz～3KHz of preset frequency.Collecting unit can gather the frequency of voice signal
20Hz～20KHz, and the frequency of human sound is usually 300Hz～3KHz, less than the sound of 300Hz
Usually environmental noise, therefore not gather, reduce the collection capacity of signal, indirectly reduce amount of calculation, carry
The high speed calculated.
A kind of key word voice awakening method, its operation principle and a kind of key word voice wake up the work of system up
Principle is identical, does not repeats.
A kind of mobile terminal, wherein: include that the key word voice described in any of the above-described item wakes up system up, described
Key word voice wakes up system up and is arranged in described mobile terminal, be used to receive one include predetermined
After the voice signal of described key word, the operational mode of described mobile terminal is switched to work from standby mode
Operation mode.
The application can also include the mobile terminal of a Key of Implementation word sound awakening method.
The foregoing is only preferred embodiment of the present invention, not thereby limit embodiments of the present invention and guarantor
Protect scope, to those skilled in the art, it should can appreciate that all utilization description of the invention and
Equivalent done by diagramatic content and the scheme obtained by obvious change, all should be included in
In protection scope of the present invention.
Claims (10)
1. key word voice wakes up a system up, is applied to mobile terminal, it is characterised in that: including:
One collecting unit, in order to gather the acoustical signal in the presently described environment of described mobile terminal, and is formed
One gathers signal output；
One judging unit, connects described collecting unit, in order to receive the described collection of described collecting unit output
Signal, and judge whether described collection signal mates a key word preset and wake up instruction up, and export corresponding
Judged result；
One wakeup unit, connects described judging unit, in order to receive the described judgement of described judging unit output
As a result, being used to key word described in described collection Signal Matching when waking up instruction up, described wakeup unit activates
Described mobile terminal.
Key word voice the most according to claim 1 wakes up system up, it is characterised in that: described collecting unit
Described acoustical signal is gathered when described acoustical signal reaches to preset amplitude.
Key word voice the most according to claim 1 wakes up system up, it is characterised in that: also include that one non-waves
Send out memory element, connect described judging unit, wake up instruction up in order to store default described key word.
Key word voice the most according to claim 3 wakes up system up, it is characterised in that: also include a training
Unit, is connected between described collecting unit and described nonvolatile memory cell, is used to described mobile whole
End runs under a training mode, and a plurality of voices sent in order to receive user wake up instruction up, and according to
A plurality of described voices wake up the default described key word of instruction formation up and wake up instruction up, and export to described the most non-
Volatilization memory element storage.
Key word voice the most according to claim 4 wakes up system up, it is characterised in that: described training unit
Including
One computing unit, connects described collecting unit, wakes up instruction up in order to calculate default described key word
Standard energy information, standard amplitude information；
One timing unit, connects described collecting unit, wakes up instruction up in order to calculate default described key word
Standard time information.
Key word voice the most according to claim 1 wakes up system up, it is characterised in that: described default pass
Keyword wakes up instruction up and at least includes standard energy information, standard amplitude information, standard time information,
Described judging unit at least mates described standard energy information and described standard width in described collection signal
Described judged result is exported for allowing to activate described mobile terminal when value information and described standard time information.
Key word voice the most according to claim 5 wakes up system up, it is characterised in that: described computing unit
For Fourier transform unit, carry out Fourier transformation acquisition in order to default described key word is waken up up instruction
The described key word preset wakes up the described standard energy information of instruction, described standard amplitude information up.
Key word voice the most according to claim 4 wakes up system up, it is characterised in that: described training mode
Controlled to be formed by the control unit of described mobile terminal.
9. a key word voice awakening method, is applied to mobile terminal, it is characterised in that: comprise the steps,
Step S1, controls collecting unit and gathers the sound of the preset frequency in the presently described environment of described mobile terminal
Tone signal, and form a collection signal output；
Step S2, controls judging unit and receives the described collection signal of described collecting unit output, and judge institute
State and gather signal and whether mate a key word preset and wake up instruction up, and export corresponding judged result；
Step S3, controls wakeup unit and receives the described judged result of described judging unit output, be used to institute
Stating described in collection Signal Matching that key word is when waking up instruction up, described wakeup unit activates described mobile terminal.
10. a mobile terminal, it is characterised in that: include the key described in any one of the claims 1～8
Word sound wakes up system up, and described key word voice wakes up system up and is arranged in described mobile terminal, is used to
After receiving a voice signal including predetermined described key word, by the operation mould of described mobile terminal
Formula switches to mode of operation from standby mode.
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Cited By (14)
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| CN106782536A (en) * | 2016-12-26 | 2017-05-31 | 北京云知声信息技术有限公司 | A kind of voice awakening method and device |
| CN107025046A (en) * | 2016-01-29 | 2017-08-08 | 阿里巴巴集团控股有限公司 | Terminal applies voice operating method and system |
| CN107610700A (en) * | 2017-09-07 | 2018-01-19 | 唐冬香 | A kind of terminal control method and system based on MEMS microphone |
| CN108231079A (en) * | 2018-02-01 | 2018-06-29 | 北京百度网讯科技有限公司 | For the method, apparatus, equipment and computer readable storage medium of control electronics |
| CN108847235A (en) * | 2018-07-19 | 2018-11-20 | 海信（山东）空调有限公司 | Remote controler |
| CN109243447A (en) * | 2018-10-12 | 2019-01-18 | 西安蜂语信息科技有限公司 | Voice sends triggering method and device |
| CN109275056A (en) * | 2018-10-31 | 2019-01-25 | 南昌与德软件技术有限公司 | A kind of method of microphone and reception sound |
| CN109686364A (en) * | 2018-12-28 | 2019-04-26 | 合肥凯捷技术有限公司 | A kind of vehicle-mounted voice wake-up human-computer exchange system |
| CN110100276A (en) * | 2016-12-22 | 2019-08-06 | 大众汽车有限公司 | The voice output sound of voice operating system |
| CN110349572A (en) * | 2017-05-27 | 2019-10-18 | 腾讯科技（深圳）有限公司 | A kind of voice keyword recognition method, device, terminal and server |
| WO2019242312A1 (en) * | 2018-06-19 | 2019-12-26 | 广东美的厨房电器制造有限公司 | Wakeup word training method and device of household appliance, and household appliance |
| WO2020228815A1 (en) * | 2019-05-16 | 2020-11-19 | 华为技术有限公司 | Voice-based wakeup method and device |
| CN112106133A (en) * | 2018-05-09 | 2020-12-18 | 罗伯特·博世有限公司 | Method and device for aeroacoustic monitoring of a vehicle exterior and/or interior, vehicle and computer-readable storage medium |
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