CN106507244A - A kind of central control system - Google Patents
A kind of central control system Download PDFInfo
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- CN106507244A CN106507244A CN201611213175.6A CN201611213175A CN106507244A CN 106507244 A CN106507244 A CN 106507244A CN 201611213175 A CN201611213175 A CN 201611213175A CN 106507244 A CN106507244 A CN 106507244A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
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- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The invention belongs to human-computer interaction technique field, there is provided a kind of central control system, the central control system include：Processor, microphone array, speech processing module and terminal, wherein, the microphone array includes at least two mikes；The processor is connected with the speech processing module and terminal respectively；The microphone array is connected with the speech processing module；The voice messaging for gathering voice messaging, and is sent to the speech processing module by the microphone array；The speech processing module, is processed for the voice messaging to receiving, and by process after the voice messaging be sent to the processor；The processor, for, after the voice messaging is received, controlling the terminal according to the voice messaging and executing corresponding operation.By the existing central control system of the effectively solving of the present invention problem relatively low to the resolution of voice.
Description
Technical field
A kind of the invention belongs to human-computer interaction technique field, more particularly to central control system.
Background technology
With the development of artificial intelligence's industry, interactive voice is commonplace.Generally make in existing central control system
Interactive voice is carried out with speech recognition technology.Performance yet with speech recognition technology is affected by many factors, if not
With the articulation type of speaker, tongue, environmental noise, transmission channel decline etc., cause existing central control system to voice
Resolution is relatively low.
Therefore, it is necessary to a kind of new technical scheme is proposed, to solve above-mentioned technical problem.
Content of the invention
In consideration of it, the embodiment of the present invention provides a kind of central control system, to solve resolution of the existing central control system to voice
Relatively low problem.
The first aspect of the embodiment of the present invention, there is provided a kind of central control system, the central control system include：
Processor, microphone array, speech processing module and terminal, wherein, the microphone array includes at least two
Individual mike；
The processor is connected with the speech processing module and terminal respectively；
The microphone array is connected with the speech processing module；
The voice messaging for gathering voice messaging, and is sent to the speech processes mould by the microphone array
Block；
The speech processing module, is processed for the voice messaging to receiving, and by described in after process
Voice messaging is sent to the processor；
The processor, for, after the voice messaging is received, controlling the terminal according to the voice messaging and holding
Row is corresponding to be operated.
The beneficial effect that the embodiment of the present invention is present compared with prior art is：The embodiment of the present invention includes place by adopting
The central control system of reason device, microphone array, speech processing module and terminal so that microphone array gathers voice messaging, and
The voice messaging is sent to the speech processing module, the speech processing module is entered to the voice messaging for receiving
Row is processed, and by process after the voice messaging be sent to the processor, the processor is receiving the voice letter
After breath, the terminal is controlled according to the voice messaging and executes corresponding operation, and then improve the anti-interference energy of central control system
Power and stability, solve the problems, such as that existing central control system is relatively low to the resolution of voice.
Description of the drawings
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, below will be to embodiment or description of the prior art
Needed for accompanying drawing to be used be briefly described, it should be apparent that, drawings in the following description be only the present invention some
Embodiment, for those of ordinary skill in the art, without having to pay creative labor, can be with according to these
Accompanying drawing obtains other accompanying drawings.
Fig. 1 is a kind of composition schematic diagram of central control system that the embodiment of the present invention one is provided；
Fig. 2 is a kind of composition schematic diagram of central control system that the embodiment of the present invention two is provided.
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, below in conjunction with drawings and Examples, right
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only in order to explain the present invention, and
It is not used in the restriction present invention.
Embodiment one：
Fig. 1 shows a kind of composition schematic diagram of central control system 100 that the embodiment of the present invention one is provided, for the ease of saying
Bright, the part related to the embodiment of the present invention is illustrate only, details are as follows：
As shown in figure 1, the central control system 100 provided by the embodiment of the present invention includes：Processor 11, microphone array 12,
Speech processing module 13 and terminal 14.
Wherein, the microphone array 12 includes at least two mikes.
The processor 11 is connected with the speech processing module 13 and terminal 14 respectively.
The microphone array 12 is connected with the speech processing module 13.
The voice messaging for gathering voice messaging, and is sent to the speech processes by the microphone array 12
Module 13；
The speech processing module 13, is processed for the voice messaging to receiving, and by process after institute
State voice messaging and be sent to the processor 11；
The processor 11, for, after the voice messaging is received, controlling the terminal according to the voice messaging
14 execute corresponding operation.
Optionally, the processor 11 can be singlechip chip or ARM chips.The terminal 14 can refer to home environment
The middle household electrical appliances for supporting smart home function.Such as lamp, air-conditioning, refrigerator, clothes hanger, television set, supervising device in home environment,
Alarm device, operation home theater device, curtain etc., such that it is able to realize the control of the lamp in home environment, airconditioning control, refrigerator pipe
Reason, clothes hanger control, television set control, video monitoring, security alarm, home theater, curtain control etc..
Specifically, the microphone array 12 has the inhibitory action very strong to far-field noise, has in noise circumstance
Good signals collecting.The microphone array 12 is referred to and arranges the one group of mike that places according to certain distance, by sound
Ripple arrives at the interaction of the small time difference in array between each mike, and microphone array can be obtained than single mike
More preferable directivity.By the integrated treatment to microphone signal, microphone array 12 can be combined into required strong sensing
Property mike, formed and be referred to as the directional property of wave beam.The wave beam of microphone array 12 can be made via circuit or routine processes
Which points to Sounnd source direction and strengthens audio collection effect, suppress while the sound for only receiving speaker noise in environment with dry
Disturb.Preferably, the microphone array 12 is with four mike linear placements, microphone space is 80mm.
In embodiments of the present invention, the collection of voice signal is realized by the microphone array 12, by speech processes
Module 13 completes the enhancing filtered with voice signal of noise, reduces using limiting factors such as distance, environment noises to voice
The impact of signal, it is achieved thereby that preferably speech recognition.
Optionally, the processor 11 is additionally operable to：
After wake-up instruction is received, to the information of user's transmitter ready, and after control instruction is received,
The central control system is controlled according to the control instruction and executes corresponding operation.
In embodiments of the present invention, the phonetic order of relatively remote (in 5m) user can be received by multi-microphone array
The convenience and reliability of manipulation smart home electrical equipment is improve in information, interaction design and technology application.Such as morning
User get up it may be said that " little Q little Q " (can user-defined wake command), the system replys " owner, I ", and you say
" opening curtain ", then curtain slowly pull-up under the manipulation of central control system；User can also be in the noisy of home theater broadcasting
Say under environment " little Q little Q ", the system replys " owner, I ", and you say " audible sound is turned down a little ", then system manipulation
Audible sound is turned down.Why can carry out Voice command in the environment noisy compared with remote and background sound, and with compared with
Good discrimination, the multi-microphone array characteristic adopted depending on this central control system and preferable interactive mode..
The embodiment of the present invention is realized the initiation of interbehavior, high degree by proprietary wake-up system and improves voice
Interactive system to environmental factor dependence, interaction logic is simple and reliable, eliminate user adaptation speech recognition rhythm difficulty, while keeping away
Exempt from when recognizing, continuously to monitor the requirement to system resource and power consumption burden.Embodiment of the present invention combination technology present situation and family's joy
Happy interactive environment and the global consideration of feature, design a kind of low cost and are suitable for the polite formula that embedded system central control system is used
Sound interactive system, improves capacity of resisting disturbance and the stability of system, reduces and use difficulty, reduces interactive voice error
Probability.
Optionally, the speech processing module 13 includes：
Signal-regulated kinase 131 and microphone array data processing module 132；
The Signal-regulated kinase 131 respectively with the microphone array 12 and the microphone array data processing module
132 connections；
The Signal-regulated kinase 131, for after the voice messaging for receiving the transmission of the microphone array 12, to institute
Stating voice messaging carries out the first process, and the voice signal after first is processed is sent to the microphone array data processing mould
Block 132；
The microphone array data processing module 132, for receive described first process after voice messaging after,
Voice messaging after processing to described first carries out second processing, and by second processing after voice messaging be sent to the process
Device 11, so that the processor 11 is after the voice messaging is received, controls the terminal 14 according to the voice messaging and executes
Corresponding operation.
In embodiments of the present invention, the Signal-regulated kinase 131 includes filter circuit and amplifying circuit.The mike
Array data processing module 132 includes multichannel AD collections, DSP data processings and hardware interrupts triggering.
Specifically, multiple mikes are formed array acquisition voice signal then every road signal is carried out hardware filtering and
Signal amplifies, and the signal is converted into digital signal comprising AD collections wherein by microphone array data processing module 132,
Then algorithm data process is carried out, and final signal is sent to processor 11.
Optionally, the model of the microphone array data processing module 132 can be that University of Science and Technology's news fly XFM10412 modules.
Airspace filter characteristic of the module using microphone array, by the angle positioning to waking up people, forms orientation pickup wave beam, and
Noise beyond to wave beam suppresses, to ensure higher recording quality.Mainly there is following characteristic：The linear Mike of 4 mikes
Wind array 180 degree sound localization；Voice wakes up；Echo cancellor；Barge；Dereverberation.Wherein, the linear wheat of 4 mike
Gram wind array supports that far field pickup, the far field pickup are referred to and recognized with far field and noise reduction technology, makes pickup distance reach 5
Rice.The voice wakes up and refers to that user, can be by module from not by saying key word (acquiescence key word is " magic horn magic horn ")
Dormancy state wakes up, and after wake-up, has the output of WAKE_UP flag bits.The sound localization is referred to and utilizes microphone array, realizes
180 degree sound localization.The echo cancellor refers to that in broadcasting and recording the scene while carrying out, module pass through echo cancellor skill
The sound of speaker can be shielded, the sound of a receive user by art.Barge：When equipment broadcasts, still can call out
Wake up, realize interrupting effect.
The embodiment of the present invention improves the capacity of resisting disturbance of central control system by gathering voice messaging using microphone array
And stability, solve the problems, such as that existing central control system is relatively low to the resolution of voice.
Embodiment two：
Fig. 2 shows a kind of composition schematic diagram of central control system that the embodiment of the present invention two is provided, for convenience of description, only
The part related to the embodiment of the present invention is shown, details are as follows：
As shown in Fig. 2 the difference of central control system 200 shown in the embodiment of the present invention and the central control system 100 shown in Fig. 1 it
Place is that the central control system 200 shown in the embodiment of the present invention also includes：State acquisition module 21, indicating module 22, motor control
Module 23, wireless module 24, memory module 25 and power-supply system 26.
Wherein, the state acquisition module 21 is connected with the processor 11；
The state acquisition module 21 is used for the status information for gathering the central control system, and the status information is sent
Give the processor 11.
Specifically, the state acquisition module 21 can be carried out to central control system place environment and some interactive information
Detection, strengthens which is intelligent, strengthens its playability, is its amusement function service.
Optionally, the state acquisition module 21 includes：
Temperature sensor 211, light sensor 212, acceleration transducer 213, infrared sensor 214 and touch sensing
Device 215.
The temperature sensor 211, can adopt resistance temperature detector, as long as being arranged in circuit board position energy
Where characterizing room temperature, the change of room temperature may translate into resistance conversion, then gathered by A/D and just can parse temperature.
The light sensor 212, is obtained by light-sensitive device (such as phototriode, light sensitive diode, photoconductive resistance etc.)
The delta data of light is obtained, photosensor signal is obtained, is sent after process to processor 11.
The acceleration transducer 213, obtains the acceleration value for returning three axle of x, y, z by acceleration chip, through place
Send after reason to processor 11.
The infrared sensor 214, can adopt infrared reflection type sensor, using the principle of infrared reflection, root
Judge according to the intensity for reflecting whether front has obstacle.Apart from moderate when certainty of measurement very high.Due to using infrared ray,
So capacity of resisting disturbance is very strong, central control system collision problem in motor process can be prevented effectively from.
The touch sensor 215, is obtained the delta data for touching electric capacity, and then obtains touch information by touch sheet,
Send after process to processor 11, can be using as a kind of mode with user interaction.
Optionally, the indicating module 22 is connected with the processor 11；
The indicating module 22, for after the configured information for receiving the transmission of the processor 11, according to the instruction
Information executes corresponding operation.
In embodiments of the present invention, the indicating module 22 includes LED drive circuit and LED.LED drive circuit and
LED can realize lighting effects and some instruction functions.
Optionally, the central control system 200 can also include that reminding module, the reminding module include audio amplifier circuit
And loudspeaker.Audio amplifier circuit provides corresponding power for loudspeaker so as to which audio signal is restored sound, completes to point out
The respective response effect such as sound, speech answering.
Optionally, the motion-control module 23 is connected with the processor 11；
The motion-control module 23, for after the control information that the processor sends is received, according to the control
Information processed executes corresponding operation.
Wherein, the motion-control module 23 can include motor-drive circuit and motor, and motor-drive circuit is according to control
Logic processed provides corresponding driving power for motor, makes the motion-control module 23 execute corresponding movement.
Optionally, the wireless module 24 is connected with the processor 11.
In embodiments of the present invention, the wireless module 24 includes but is not limited to zigbee modules, Z-wave modules, wifi
Module, bluetooth module etc., for realize the Internet connection and with the communication between terminal 14.
In embodiments of the present invention, standard zigbee and wifi can be adopted as basic communication protocol, application layer is led to
Cross self-defining proprietary protocol to complete.The self-defined privately owned communication protocol with two specified byte startings, for judging to transmit number
Beginning according to stream；Data length is used for characterizing valid data length in a frame；Function code is in order to distinguishing function big class；Data bit
For efficient communication content, it is the coding for wanting transmission information；Check bit is the exclusive or check of a byte, used as data validity
Checking means.Shown in data structure table 1：
1 communication protocol data structure of table
| Data head | Data length | Function code | Data bit | Check bit |
| Byte0, Byte1 | Byte2 | Byte3 | Byte4-Byte n | Byte n+1 |
Byte0, Byte1, represent start byte, are defined as 0xF8F8；
Byte2 represents message-length, represents the data length including all bytes including data head.
Byte3 is communication function code, and all message all carry out unique mark by the function code, be specifically defined as：Byte3=
0x00, represents motor control；Byte3=0x01, represents lighting lamp control；Byte3=0x02, represents airconditioning control；Byte3=
0x03, represents clothes hanger control；Byte3=0x04, represents that refrigerator state reads；Byte3=0x05, represents television set control；
Byte3=0x06, represents that monitoring data is transferred；Byte3=0x07, represents security alarm information；Byte3=0x08, represents window
Curtain is controlled；Byte3=0x09, represents home theater control；Byte3=0x0A-0xff, reserves.
Byte4 ... Byte n are encoded for hexadecimal valid data, are differed in different occasion length；
Last byte Byte n+1 is check code, adopts exclusive or check here, and the method for exclusive or check is as follows：
unsigned char
Data [10]={ 0x12,0x21,0x1A, 0xB1,0xC1,0xEB, 0xDF, 0xCA, 0xF6,0xDD }；
unsigned char out；// be used for preserving XOR result
Out=0x00；
For (i=0；i<sizeof(data)-1；i++)
{
Out^=data；
}
Wherein, data is the data for needing to calculate exclusive or check, and out is exclusive or check result
Data is activation order is to send from a left side to byte-by-byte, and for example, at first, verification is last for 0xf7.
Optionally, the memory module 25 is connected with the processor 11.
In embodiments of the present invention, the memory module 25 can be combined to form main system with the processor 11, described
Memory module 25 can be used for storing the data of the data that the processor 11 receives or process.Wherein, the storage mould
Block 25 can be Double Data Rate synchronous DRAM (Double DataRate, DDR), FLASH memory, TF cards, SD
Card etc..
Optionally, the power-supply system 26 is connected with the processor 11；
The power-supply system 26, for powering to the processor 11.
Specifically, the power-supply system 26 can include battery (such as lithium battery), charging circuit and voltage conversion circuit, with
Realize the power supply to whole central control system.The charging circuit is charged to battery, and provides charging current restriction, charging electricity
Pressure pipe control, the charge related control such as instruction and instruction.Voltage conversion circuit, by voltage conversion circuit, such as LDO conversion electricity
Road, DC-DC change-over circuits, PMU electric power management circuits etc., by the voltage required for the voltage conversion into internal components of input.Lithium
Battery can adopt conventional poly-lithium battery.
In a kind of practical application scene of the embodiment of the present invention, so that user initiates a feature operation as an example, use first
Family voice initiates to wake up instruction, such as " little Q little Q ", and the voice interception system of system is acquired parsing, judges whether that wake-up refers to
Order, if it is, set interrupt pin, hardware interrupts start interactive system, ready after provide voice message.Basis is called out simultaneously
The beam information for instructing of waking up parses user's location, and starts intercepting for control instruction.When user receive ready
Control voice instruction is sent during prompting, and such as " also having what dish in refrigerator ", system collects voice letter by multi-microphone array
Breath, after carrying out strengthening and filtering with background sound, processor carries out speech recognition, and then instruction is parsed and is converted into control signal and passes through
Motion-control module, indicating module, reminding module, zigbee modules, wifi module one of them send control instruction code to
Respective execution mechanisms are sent to accordingly from equipment, are controlled or data acquisition.This what instruction " also has in refrigerator
Dish ", by wifi module, sends the corresponding command code to the intelligent refrigerator of wifi receiving abilities, then obtains return information, solution
It is converted into voice messaging to play back by reminding module after analysis.
The technical staff in the field can be understood that, for convenience and simplicity of description, only with above-mentioned each function
The division of module is illustrated, and in practical application, can distribute above-mentioned functions by different function moulds as desired
Block is completed, i.e. the internal structure of described device is divided into different functional modules, and above-mentioned functions module can both adopt hardware
Form is realized, it would however also be possible to employ the form of software is realized.In addition, the specific name of each functional module is also only to facilitate mutually
Difference, is not limited to the protection domain of the application.
In sum, the embodiment of the present invention improves central control system by gathering voice messaging using microphone array
Capacity of resisting disturbance and stability, solve the problems, such as that existing central control system is relatively low to the resolution of voice.
Those of ordinary skill in the art are further appreciated that all or part of step that realizes in above-described embodiment method is can
Completed with instructing the hardware of correlation by program, described program can be stored in a computer read/write memory medium
In, described storage medium, including ROM/RAM, disk, CD etc..
Presently preferred embodiments of the present invention is the foregoing is only, not in order to limit the present invention, all in essence of the invention
Any modification, equivalent and improvement that is made within god and principle etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of central control system, it is characterised in that the central control system includes：
Processor, microphone array, speech processing module and terminal, wherein, the microphone array includes at least two wheats
Gram wind；
The processor is connected with the speech processing module and terminal respectively；
The microphone array is connected with the speech processing module；
The voice messaging for gathering voice messaging, and is sent to the speech processing module by the microphone array；
The speech processing module, is processed for the voice messaging to receiving, and by process after the voice
Information is sent to the processor；
The processor, for, after the voice messaging is received, controlling the terminal according to the voice messaging and executing phase
The operation that answers.
2. central control system according to claim 1, it is characterised in that the processor is additionally operable to：
After wake-up instruction is received, to the information of user's transmitter ready, and after control instruction is received, according to
The control instruction controls the central control system and executes corresponding operation.
3. central control system according to claim 1, it is characterised in that the speech processing module includes：
Signal-regulated kinase and microphone array data processing module；
The Signal-regulated kinase is connected with the microphone array and the microphone array data processing module respectively；
The Signal-regulated kinase, for, after the voice messaging that the microphone array sends is received, believing to the voice
Breath carries out the first process, and the voice signal after first is processed is sent to the microphone array data processing module；
The microphone array data processing module, for receive described first process after voice messaging after, to described
First process after voice messaging carry out second processing, and by second processing after voice messaging be sent to the processor, with
So that the processor is after the voice messaging is received, the terminal is controlled according to the voice messaging and executes corresponding operation.
4. central control system according to claim 1, it is characterised in that the central control system also includes：
State acquisition module；
The state acquisition module is connected with the processor；
The status information for gathering the status information of the central control system, and is sent to institute by the state acquisition module
State processor.
5. central control system according to claim 4, it is characterised in that the state acquisition module includes：
Temperature sensor, light sensor, acceleration transducer, infrared sensor and touch sensor.
6. central control system according to claim 1, it is characterised in that the central control system also includes：
Indicating module；
The indicating module is connected with the processor；
The indicating module, for, after the configured information that the processor sends is received, executing according to the configured information
Corresponding operation.
7. central control system according to claim 1, it is characterised in that the central control system also includes：
Motion-control module；
The motion-control module is connected with the processor；
The motion-control module, for after the control information that the processor sends is received, according to the control information
Execute corresponding operation.
8. central control system according to claim 1, it is characterised in that the central control system also includes：
Wireless module；
The wireless module is connected with the processor.
9. central control system according to claim 1, it is characterised in that the central control system also includes：
Memory module；
The memory module is connected with the processor.
10. central control system according to claim 1, it is characterised in that the central control system also includes：
Power-supply system；
The power-supply system is connected with the processor；
The power-supply system, for powering to the processor.
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Application publication date: 20170315 |