CN110322596A - Boot method of controlling switch and system based on position identification and speech recognition - Google Patents
Boot method of controlling switch and system based on position identification and speech recognition Download PDFInfo
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- CN110322596A CN110322596A CN201810296550.0A CN201810296550A CN110322596A CN 110322596 A CN110322596 A CN 110322596A CN 201810296550 A CN201810296550 A CN 201810296550A CN 110322596 A CN110322596 A CN 110322596A
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- intelligent key
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- 238000000034 method Methods 0.000 title claims abstract description 38
- 230000002452 interceptive effect Effects 0.000 claims abstract description 8
- 230000006698 induction Effects 0.000 claims abstract description 4
- 230000004044 response Effects 0.000 claims description 27
- 230000008569 process Effects 0.000 claims description 12
- 238000012216 screening Methods 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 3
- 238000012797 qualification Methods 0.000 claims 1
- 230000001755 vocal effect Effects 0.000 abstract description 5
- 238000001514 detection method Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000000605 extraction Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000007781 pre-processing Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000009432 framing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000013528 artificial neural network Methods 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/20—Means to switch the anti-theft system on or off
- B60R25/2018—Central base unlocks or authorises unlocking
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/20—Means to switch the anti-theft system on or off
- B60R25/25—Means to switch the anti-theft system on or off using biometry
- B60R25/257—Voice recognition
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00309—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00563—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys using personal physical data of the operator, e.g. finger prints, retinal images, voicepatterns
-
- 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
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L17/00—Speaker identification or verification
- G10L17/22—Interactive procedures; Man-machine interfaces
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C2209/00—Indexing scheme relating to groups G07C9/00 - G07C9/38
- G07C2209/60—Indexing scheme relating to groups G07C9/00174 - G07C9/00944
- G07C2209/61—Signal comprising different frequencies, e.g. frequency hopping
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C2209/00—Indexing scheme relating to groups G07C9/00 - G07C9/38
- G07C2209/60—Indexing scheme relating to groups G07C9/00174 - G07C9/00944
- G07C2209/63—Comprising locating means for detecting the position of the data carrier, i.e. within the vehicle or within a certain distance from the vehicle
-
- 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
Abstract
The present invention provides a kind of boot method of controlling switch and system based on position identification and speech recognition, the system comprises positioning systems and vehicle system, Intelligent key position is obtained by boot on-off control system, specify car owner and boot distance, when vehicle system is close by Intelligent key induction car owner, identification is carried out to Intelligent key, wakes up voice system after identification is qualified；Voice system and car owner carry out interactive voice；It is identified by voice system and obtains voice content, make respective operations.In the present invention, by the positioning system and vehicle system progress identification in Intelligent key, Intelligent key identity can be judged in the case where not taking key；When car owner is close to boot, interactive voice is carried out by voice system and car owner, by identifying that the vocal print of voice further judges owner identity, opens boot after avoiding some criminals from stealing key；By distinguishing car owner's voice content, respective operations are executed.
Description
Technical field
The present invention relates to automobile trunk control technology fields, more particularly to one kind based on position identification and speech recognition
Boot method of controlling switch and system.
Background technique
Present automobile trunk intelligent opening system has become increasingly popular using in the love vehicle of the majority of consumers, mesh
Preceding main implementation has key Distance positioning, distance by radar detection, more radar contact human body dynamic instrumentations, more capacitors to capture
Human body dynamic instrumentation, infrared ray capture the modes such as human body dynamic instrumentation, the detection of boot bottom kicking sensor, but these modes
Use defect all in various degrees, if any mode it is to the intelligent decision of user's trend accurate not enough, have
Higher cost, some are not convenient enough, such as when walking near boot after car locking, and the meeting having in the above several method is at this moment
Boot is opened, when there are many thing taken using kicking sensor and inconvenience, etc., the defects of these, which are used, is derived from
In the prior art the positioning of boot, radar, detection opening technology there is certain intelligent defects, in the prior art not yet
There is the high-intelligentization boot open and close control scheme based on voice control.
Summary of the invention
In view of the foregoing deficiencies of prior art, the purpose of the present invention is to provide one kind based on position identification and voice
The boot method of controlling switch and system of identification, for solving in the prior art, intelligent decision is inaccurate, higher cost, behaviour
Make inconvenient problem.
In order to achieve the above objects and other related objects, the present invention provide it is a kind of based on position identification with speech recognition after
Standby case method of controlling switch, comprising the following steps:
Step S1, vehicle system is close by Intelligent key induction car owner, identification is carried out to Intelligent key, in identity
After identification is qualified, voice system is waken up；
Step S2, the voice system prompt " whether opening " to car owner by playback equipment；
Step S3, the voice system receives the voice messaging that car owner answers, and is identified, voice content is obtained；When
When voice content is affirmative content, then vehicle system control boot is opened, and carries out step S4；When voice content is negative content
When, then boot state remains unchanged, and terminates process.
Step S4 is opened in boot to the down periods, if car owner and boot distance are still in pre-determined distance is less than,
" whether closing " can be prompted to car owner at interval of voice system described in predetermined amount of time, until the voice content that car owner answers is willing
Determine content or boot is turned off manually in car owner；It opens in boot to the down periods, if car owner and rear-box distance occur greatly
When pre-determined distance, voice system can prompt " whether closing " to car owner immediately.
In one embodiment of the invention, for the step S1, specifically include:
S101, vehicle system obtains boot and car owner's distance according to Intelligent key position, when boot and car owner's distance
When less than default spacing, identification module is waken up；
S102, the identification module send matched signal to Intelligent key, and Intelligent key sends out built-in identification code
It send to identification module；
S103, identification module compare identification code with the default ID being stored in identification module, work as knowledge
When other code is matched with default ID, i.e., identification is qualified, then carries out step S104；When identification code and default ID not
Timing terminates process；
Step S104 wakes up voice system when boot is less than pre-determined distance with car owner's distance.
In one embodiment of the invention, before vehicle device identification intelligent key position obtains boot and car owner's distance,
Need to judge Intelligent key whether outside vehicle, deterministic process includes:
(1) the vehicle system customized one function message for being loaded with signal strength, is modulated in low-frequency sine；Vehicle device
It is equipped with packet parsing device in system, message is manufactured by the packet parsing device, low-frequency sine is sent by signal generator；
(2) the function message is sent to Intelligent key, automatically parses message by Intelligent key, and the signal received is strong
Degree is converted into distance value and compares with the calibration value set in vehicle system in advance, when distance value is less than calibration value, then recognizes
In the car for key, it is not responding to low frequency signal；When distance value is greater than calibration value, then it is assumed that key is outside vehicle, Intelligent key hair
It send high-frequency signal to be responded to vehicle system, wakes up identification module.
In one embodiment of the invention, in the step S3, the voice system receives the voice letter that car owner answers
Breath, specifically includes:
Step S31, voice system open the voice capture device being mounted on boot, input car owner's voice messaging；
Step S32 carries out Application on Voiceprint Recognition to the voice messaging of acquisition, after Application on Voiceprint Recognition is qualified, carries out step S33；
Step S33 carries out voice content identification to the voice messaging of acquisition, obtains voice content.
In one embodiment of the invention, the content certainly include: "Yes", " yes ", " good ", " good ", " can with ",
" row "；The negative content includes: "no", " not all right ", " can not ", " cannot ", " no ".
The present invention also provides a kind of boot on-off control systems with boot method of controlling switch, including are mounted on
Positioning system inside Intelligent key and the vehicle system being installed in vehicle system.
In one embodiment of the invention, the positioning system includes low frequency reception module, intelligent chip and high-frequency reception
Module, the low frequency reception module are used to receive the low-frequency sine sent from voice system；The intelligent chip for pair
The message adjusted in low-frequency sine is automatically parsed, be converted into distance value and with the calibration that is set in intelligent chip in advance
Value comparison；The high-frequency reception module is for sending high-frequency signal to voice system.
In one embodiment of the invention, the vehicle system includes the report for being modulated at message in low-frequency sine
Literary sending module sends the high-frequency reception module of high-frequency signal, for selecting and automobile phase for receiving Intelligent key response
It matches the identification module of Intelligent key, carry out the voice system of interactive voice with car owner and for detecting boot and car owner
Distance is less than the range sensor of pre-determined distance；The wake-up condition of the voice system needs to receive the identification module
With both range sensors output signal.
In one embodiment of the invention, packet parsing device and signal generator, institute are equipped in the message sending module
Stating packet parsing device can produce the function message for being loaded with signal strength, is modulated in low-frequency sine, is sent to signal
Generator；Sine wave with functional message is sent to the Intelligent key in environs by the signal generator.
In one embodiment of the invention, it is characterised in that: be additionally provided with a screening module, institute in the high-frequency reception module
Screening module is stated for filtering out the response highest response signal of grade in multiple response signals, by the intelligence of the response grade
Unique judgment basis of the key position as automobile and car owner's distance.
As described above, boot method of controlling switch of the invention and system, have the advantages that
Boot method of controlling switch provided by the invention and system can pass through intelligent key in the case where not taking key
Positioning system and vehicle system in spoon carry out identification, judge Intelligent key identity；When car owner is close to boot, by language
System for electrical teaching and car owner carry out interactive voice, by identifying that the vocal print of voice further judges owner identity, avoid some illegal point
Son opens boot after stealing key；By distinguishing car owner's voice content, respective operations are executed.
Detailed description of the invention
Fig. 1 is shown as the flow diagram of boot method of controlling switch of the invention.
Fig. 2 is shown as identification flow diagram in boot method of controlling switch of the invention.
Fig. 3 is shown as the structural block diagram of boot on-off control system of the invention；
Fig. 4 is shown as the structural block diagram of voice system in boot on-off control system of the invention
Component label instructions
1 positioning system
11 low frequency reception modules
12 intelligent chips
13 high-frequency emission modules
2 vehicle systems
21 message sending modules
22 high-frequency reception modules
23 identification modules
24 range sensors
25 voice systems
251 speech recognition modules
252 voiceprint identification modules
253 voice capture devices
254 playback equipments
S1~S4 step
S101~S104 step
Specific embodiment
Illustrate embodiments of the present invention below by way of specific specific example, those skilled in the art can be by this specification
Other advantages and efficacy of the present invention can be easily understood for disclosed content.The present invention can also pass through in addition different specific realities
The mode of applying is embodied or practiced, the various details in this specification can also based on different viewpoints and application, without departing from
Various modifications or alterations are carried out under spirit of the invention.It should be noted that in the absence of conflict, following embodiment and implementation
Feature in example can be combined with each other.
It should be noted that illustrating the basic structure that only the invention is illustrated in a schematic way provided in following embodiment
Think, only shown in schema then with related component in the present invention rather than component count, shape and size when according to actual implementation
Draw, when actual implementation kenel, quantity and the ratio of each component can arbitrarily change for one kind, and its assembly layout kenel
It is likely more complexity.
First embodiment
Referring to Fig. 1, the present invention provides a kind of boot method of controlling switch based on position identification and speech recognition, packet
Include following steps:
Step S1, vehicle system 2 is close by Intelligent key induction car owner, identification is carried out to Intelligent key, in body
After part identification is qualified, voice system 25 is waken up.
Specifically, the step S1, specifically includes, as shown in Figure 2:
S101, vehicle system 2 obtains boot and car owner's distance according to Intelligent key position, when boot and car owner's distance
When less than default spacing, identification module 23 is waken up；
Wherein, due in actual use, when possible car owner is in vehicle, it is possible that Intelligent key is after
The case where standby case, therefore before vehicle device identification intelligent key position obtains boot and car owner's distance, it needs to judge intelligence
Whether outside vehicle, deterministic process includes: key
(1) the vehicle system 2 customized one function messages for being loaded with signal strength, are modulated in low-frequency sine；Vehicle
It is equipped with packet parsing device in machine system 2, message is manufactured by the packet parsing device, low-frequency sine is sent by signal generator.
(2) the function message is sent to Intelligent key, automatically parses message by Intelligent key, and the signal received is strong
Degree is converted into distance value and compares with the calibration value set in intelligent chip 12 in advance, when distance value is less than calibration value, then
Think that key in the car, is not responding to low frequency signal；When distance value is greater than calibration value, then it is assumed that key is outside vehicle, Intelligent key
It sends high-frequency signal to be responded to vehicle system 2, wakes up identification module 23.Wherein, the setting of calibration value is according to intelligence
Energy key critical point inside and outside body of a motor car receives the intensity value of the signal generator as calibration value, the calibration value typing
In Intelligent key.
Further, under normal circumstances, an automobile can match more Intelligent key, and different intelligent key has difference
Rank is responded, when existing simultaneously Intelligent key outside interior and vehicle, multiple Intelligent key are issued to vehicle system 2 and responded, at this time
After vehicle system 2 receives response signal, distance value and calibration value are successively judged since highest responds rank, is greater than in distance value
The wherein response highest response signal of grade is extracted in the response signal of calibration value, and the Intelligent key position of the response grade is made
For unique judgment basis of automobile and car owner's distance.
S102, the identification module 23 send matched signal to Intelligent key, and Intelligent key is by built-in identification code
It is sent to identification module 23；
The Intelligent key is built-in with intelligent chip 12, sets the identification code in the intelligent chip 12；Identification code is using only
One property rule, guarantees that Intelligent key has uniqueness；On intelligent chip 12 also by the calibration value typing wherein, complete intelligent key
The intensity value of spoon critical point is previously written.
S103, identification module 23 compare identification code with the default ID being stored in identification module 23,
When identification code is matched with default ID, i.e., identification is qualified, then carries out step S104；When identification code and default ID
When mismatch, process is terminated.When automobile dispatches from the factory, default ID makes the identification module 23 in having been stored in
With in the process, default ID can not be changed.
In general, voice system 25 and Intelligent key are all in dormant state, so that it is in low power consumpting state,
Reduce energy waste.
Step S104 wakes up voice system 25 when boot is less than pre-determined distance with car owner's distance.The pre-determined distance can
It is obtained by the range sensor 24 being mounted on rear-box, the range sensor 24 is mounted below boot and is directed toward ground
Face, for detecting people's foot to distance between the distance i.e. car owner of boot and boot, the pre-determined distance can be according to practical feelings
Condition is voluntarily adjusted by range sensor 24.
Above-mentioned steps S2 is specifically included:
S2, the voice system 25 prompt " whether opening " to car owner by playback equipment 254, and real by voice system 25
When monitor boot state；Specifically, the boot state is divided into opening state and closed state,
S3, voice system 25 receives the voice messaging that car owner answers, and is identified, obtains voice content；When in voice
When appearance is affirmative content, then vehicle system 2 controls boot and opens, progress step S4；When voice content is negative content, then
Boot state remains unchanged, and terminates process.
S4 is opened in boot to the down periods, if car owner and boot distance are still in pre-determined distance is less than, every
" whether closing " can be prompted to car owner every predetermined amount of time voice system 25, until the voice messaging recognition result that car owner answers is
Boot is turned off manually in "Yes" or car owner；It opens in boot to the down periods, if car owner is greater than with rear-box distance
When pre-determined distance, voice system 25 can prompt " whether closing " to car owner immediately.
Wherein, the predetermined amount of time is will to be set the time by statistics car owner in the time of vehicle trunk arrangement of goods
It is set to maximum duration.
In the step S3, the voice system 25 receives the voice messaging that car owner answers, and specifically includes:
Step S31, voice system 25 open the voice capture device 253 being mounted on boot, input car owner's voice letter
Breath；253 section of voice capture device uses microphone, and since automobile is in complex environment, it is more sound that single microphone, which receives signal,
The mixed signal in source and ambient noise combination, in order to inhibit interference under strong space reverberant ambiance, using microphone array system.
Step S32 carries out Application on Voiceprint Recognition to the voice messaging of acquisition, after Application on Voiceprint Recognition is qualified, carries out step S33；
Wherein, Application on Voiceprint Recognition is realized by following procedure:
Firstly, pre-processing to voice messaging, (sample frequency is set for acquisition and conversion that pretreatment includes voice messaging
Ei 10KHz or 16KHz), pre-filtering (is filtered, higher cutoff frequency 3400Hz, low cutoff frequency is by filter
60Hz-100Hz), the preemphasis preemphasis digital filter of the promotion high frequency characteristics for being in 6dB/ frequency multiplication (can be used realize),
Adding window framing (being realized using overlapping framing method), end-point detection (being realized using double threshold detection method).
Secondly, carrying out feature extraction to pre-processed results, MFCC feature extraction is used in the present embodiment, and in advance in voice
The vocal print template library of typing in system 25 compares, when vocal print is identical, then it is assumed that is car owner, carries out step S2023；Work as sound
When line difference, then it is assumed that be not me, terminate process.
Step S33 carries out voice content identification to the voice messaging of acquisition, obtains voice content.
Wherein, voice content is identified by following procedure realization: firstly, pre-processing to voice messaging, the pretreatment
Process is different from the preprocessing process of Application on Voiceprint Recognition,
(3) end-point detection is carried out to pre-processed results and obtains real speech section；The endpoint monitoring method, which uses, is based on MFCC
The simple gate of characteristic parameter cosine value limits end-point detection algorithm；Guarantee the voice segments compared with high-accuracy, while in a noisy environment,
Has excellent robustness.
(4) feature extraction is carried out to real speech section, the characteristic parameter of extraction is matched with the voice template library pre-recorded,
The voice content for identifying car owner judges that car owner's voice content is affirmative content or negative content.In the present embodiment, voice is known
Dynamic time warping algorithm can be used, based on hidden markov model approach or based on artificial neural network in other template storehouse matching
Network method.
Affirm that content includes: that "Yes", " yes ", " good ", " good ", " can with ", " row " etc. be a variety of in voice template library
Affirmative statement；The negative content includes: the negative sentence such as "no", " not all right ", " can not ", " cannot ", " no ".
Second embodiment
The present invention also provides a kind of boot on-off control systems, specifically, as shown in figure 3, including being mounted on intelligence
The positioning system 1 of Keyed interior and the vehicle system 2 being installed in vehicle device.
As shown in Fig. 2, the positioning system 1 includes low frequency reception module 11, intelligent chip 12 and high-frequency emission module 13,
The low frequency reception module 11 is used to receive the low-frequency sine sent from voice system 25；The intelligent chip 12 for pair
The message adjusted in low-frequency sine is automatically parsed, be converted into distance value and with the mark that is set in intelligent chip 12 in advance
Definite value comparison；The high-frequency emission module 13 is for sending high-frequency signal to voice system 25.
Further, preparatory typing has identification code and the calibration value in the intelligent chip 12, and the identification code is adopted
With uniqueness rule, guarantee that Intelligent key has uniqueness；The setting of the calibration value is according to Intelligent key in body of a motor car
Inside and outside critical point receives the intensity value of the signal generator as calibration value.When distance value is less than calibration value, then it is assumed that
Key in the car, is not responding to low frequency signal；When distance value is greater than calibration value, then it is assumed that outside vehicle, Intelligent key is sent key
High-frequency signal is responded to vehicle system 2.
The vehicle system 2 includes message sending module 21 for message to be modulated in low-frequency sine, is used to connect
It receives Intelligent key response and sends the high-frequency reception module 22 of high-frequency signal, the body for selecting the Intelligent key that matches with automobile
Part identification module 23, the voice system 25 that interactive voice is carried out with car owner and for detecting boot and car owner's distance is less than and presets
The range sensor 24 of distance；The wake-up condition of the voice system 25 needs to receive the identification module 23 and distance
Both sensors 24 output signal.If current automobile storage is in the automatic device for automatically controlling boot switch, voice system 25 can
Automatic device is fed back to by the voice content of car owner, corresponding operating is executed by automatic device.
Packet parsing device and signal generator are equipped in the message sending module 21, the packet parsing device can produce
One is loaded with the function message of signal strength, is modulated in low-frequency sine, is sent to signal generator；The signal occurs
Sine wave with functional message is sent to the Intelligent key in environs by device；Pass through the low frequency reception module of Intelligent key
11 receive the function message.
A screening module is additionally provided in high-frequency reception module 22, the screening module in multiple response signals for sieving
The response highest response signal of grade is selected, using the Intelligent key position of the response grade as the unique of automobile and car owner's distance
Judgment basis.Purpose is, an automobile can match more Intelligent key, when existing simultaneously Intelligent key outside vehicle, obtains multiple
When response signal, car owner and boot distance can not be accurately obtained.
Further include in the positioning system 1 under normal circumstances, an automobile can match more Intelligent key, different intelligent
Key has different response ranks, and when existing simultaneously Intelligent key outside interior and vehicle, multiple Intelligent key are sent out to vehicle system 2
It responds out, after vehicle system 2 receives response signal at this time, successively judges distance value and calibration value since highest responds rank,
The wherein response highest response signal of grade is extracted in the response signal that distance value is greater than calibration value, by the intelligence of the response grade
It can unique judgment basis of the key position as automobile and car owner's distance.
It is described after identification module 23 and range sensor 24 send output signal to the voice system 25 respectively
Voice system 25 is waken up, and carries out interactive voice with car owner.As shown in figure 4, the voice system 25 include playback equipment 254,
Voice capture device 253, voiceprint identification module 252 and speech recognition module 251；The playback equipment 254 be used for car owner into
Row prompt, when boot is in off state, playback equipment 254 prompts " whether opening " to car owner, when boot is open shape
When state, playback equipment 254 prompts " whether closing " to car owner；The voice capture device 253 is used to acquire the language of car owner's answer
Message breath；The voiceprint identification module 252 is used to carry out Application on Voiceprint Recognition to voice messaging to judge current owner identity；The voice
It identifies the voice content for obtaining voice messaging, judges that voice content is affirmative content or negative content.
Wherein, after rear-box is opened, before being not turned off, the range sensor 24 monitors car owner and works as boot
When distance is greater than pre-determined distance, range sensor 24 sends prompt information to playback equipment 254 immediately, at this time playback equipment 254
" whether closing " is prompted to car owner.
In conclusion boot method of controlling switch provided by the invention and system, can lead in the case where not taking key
The positioning system 1 and vehicle system 2 crossed in Intelligent key carry out identification, judge Intelligent key identity；After car owner is close
When standby case, interactive voice is carried out by voice system 25 and car owner, by identifying that the vocal print of voice further judges owner identity, is kept away
Exempt to open boot after some criminals steal key；By distinguishing car owner's voice content, respective operations are executed.So this
Invention effectively overcomes various shortcoming in the prior art and has high industrial utilization value.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (10)
1. a kind of boot method of controlling switch based on position identification and speech recognition, comprising the following steps:
Step S1, vehicle system is close by Intelligent key induction car owner, identification is carried out to Intelligent key, in identification
After qualification, voice system is waken up；
Step S2, the voice system prompt " whether opening " to car owner by playback equipment；
Step S3, the voice system receives the voice messaging that car owner answers, and is identified, voice content is obtained；Work as voice
When content is affirmative content, then vehicle system control boot is opened, and carries out step S4；When voice content is negative content,
Then boot state remains unchanged；
Step S4 is opened in boot to the down periods, if car owner and boot distance are still in pre-determined distance is less than, every
The voice system described in the predetermined amount of time can prompt " whether closing " to car owner, until the voice content that car owner answers is in affirmative
Hold or boot is turned off manually in car owner；It opens in boot to the down periods, if being greater than in advance occur in car owner and rear-box distance
If apart from when, voice system to car owner prompt " whether closing ".
2. boot method of controlling switch according to claim 1, it is characterised in that: the step S1 is specifically included:
S101, the vehicle system obtains boot and car owner's distance according to Intelligent key position, when boot and car owner's distance
When less than default spacing, identification module is waken up；
S102, the identification module send matched signal to Intelligent key, and built-in identification code is sent to by Intelligent key
Identification module；
S103, identification module compare identification code with the default ID being stored in identification module, work as identification code
When matching with default ID, i.e., identification is qualified, then carries out step S104；When identification code and default ID mismatch
When, terminate process；
Step S104 wakes up voice system when boot is less than pre-determined distance with car owner's distance.
3. boot method of controlling switch according to claim 2, it is characterised in that: in vehicle device identification intelligent key position
Before obtaining boot and car owner's distance, Intelligent key is judged whether outside vehicle, deterministic process includes:
(1) the vehicle system customized one function message for being loaded with signal strength, is modulated in low-frequency sine；Vehicle device
It is equipped with packet parsing device in system, message is manufactured by the packet parsing device, low-frequency sine is sent by signal generator；
(2) the function message is sent to Intelligent key, message is automatically parsed by Intelligent key, the signal strength that will be received
It is converted into distance value and is compared with the calibration value set in vehicle system in advance, when distance value is less than calibration value, then it is assumed that
Intelligent key in the car, is not responding to low frequency signal；When distance value is greater than calibration value, then it is assumed that Intelligent key is outside vehicle, by intelligence
Energy key sends high-frequency signal and is responded to vehicle system, wakes up identification module.
4. boot method of controlling switch according to claim 1, it is characterised in that: in the step S3, institute's predicate
System for electrical teaching receives the voice messaging that car owner answers, and specifically includes:
Step S31, voice system open the voice capture device being mounted on boot, input car owner's voice messaging；
Step S32 carries out Application on Voiceprint Recognition to the voice messaging of acquisition, after Application on Voiceprint Recognition is qualified, carries out step S33；
Step S33 carries out voice content identification to the voice messaging of acquisition, obtains voice content.
5. boot method of controlling switch according to claim 1, it is characterised in that: it is described certainly content include: "Yes",
" yes ", " good ", " good ", " can with ", " row "；The negative content include: "no", " not all right ", " can not ", " can not
With ", " no ".
6. a kind of boot on-off control system for the described in any item boot method of controlling switch of claim 1-4,
Including the positioning system (1) being mounted on inside Intelligent key and the vehicle system (2) being installed in vehicle device.
7. boot on-off control system according to claim 6, it is characterised in that: the positioning system (1) includes low
Frequency receiving module (11), intelligent chip (12) and high-frequency emission module (13), the low frequency reception module (11) are come for receiving
The low-frequency sine sent from voice system (25)；The intelligent chip (12) be used for the message adjusted in low-frequency sine into
Row automatically parses, and is converted into distance value and compares with the calibration value set in intelligent chip (12) in advance；The high-frequency emission
Module (13) is for sending high-frequency signal to voice system (25).
8. boot on-off control system according to claim 6, it is characterised in that: the vehicle system (2) includes using
High-frequency signal is sent in the message sending module (21) that message is modulated in low-frequency sine, for receiving Intelligent key response
High-frequency reception module (22), for select with automobile match Intelligent key identification module (23) and car owner into
The voice system (25) of row interactive voice and for detect boot and car owner distance be less than pre-determined distance range sensor
(24)；The wake-up condition of the voice system (25) needs to receive the identification module (23) and range sensor (24)
The two output signal.
9. boot on-off control system according to claim 8, it is characterised in that: in the message sending module (21)
Equipped with packet parsing device and signal generator, the packet parsing device can produce the function message for being loaded with signal strength,
It is modulated in low-frequency sine, is sent to signal generator；The signal generator will be sent with the sine wave of functional message
Intelligent key in environs.
10. boot on-off control system according to claim 8, it is characterised in that: the high-frequency reception module (22)
It is inside additionally provided with a screening module, the screening module in multiple response signals for filtering out the highest response letter of response grade
Number, using the Intelligent key position of the response grade as unique judgment basis of automobile and car owner's distance.
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| CN201810296550.0A CN110322596A (en) | 2018-03-30 | 2018-03-30 | Boot method of controlling switch and system based on position identification and speech recognition |
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Application publication date: 20191011 |