CN206533520U - A kind of central control system - Google Patents
A kind of central control system Download PDFInfo
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- CN206533520U CN206533520U CN201621431113.8U CN201621431113U CN206533520U CN 206533520 U CN206533520 U CN 206533520U CN 201621431113 U CN201621431113 U CN 201621431113U CN 206533520 U CN206533520 U CN 206533520U
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Abstract
The utility model belongs to human-computer interaction technique field there is provided a kind of central control system, and the central control system includes：Processor, microphone array, speech processing module and terminal, wherein, the microphone array includes at least two microphones；The processor is connected with the speech processing module and terminal respectively；The microphone array is connected with the speech processing module.The problem of existing central control system is relatively low to the resolution of voice is effectively solved by the utility model.
Description
Technical field
The utility model belongs to human-computer interaction technique field, more particularly to a kind of central control system.
Background technology
With the development of artificial intelligence 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.
The content of the invention
In consideration of it, the utility model embodiment provides a kind of central control system, to solve knowledge of the existing central control system to voice
The problem of not spending relatively low.
The first aspect of the utility model embodiment includes there is provided a kind of central control system, the central control system：
Processor, microphone array, speech processing module and terminal, wherein, the microphone array includes at least two
Individual microphone；
The processor is connected with the speech processing module and terminal respectively；
The microphone array is connected with the speech processing module.
Further, 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.
Further, the Signal-regulated kinase includes：
Filtration module and amplification module.
Further, the central control system also includes：
State acquisition module；
The state acquisition module is connected with the processor.
Further, the state acquisition module includes：
Temperature sensor, light sensor, acceleration transducer, infrared sensor and touch sensor.
Further, the central control system also includes：
Indicating module；
The indicating module is connected with the processor.
Further, the central control system also includes：
Motion-control module；
The motion-control module is connected with the processor.
Further, the central control system also includes：
Wireless module；
The wireless module is connected with the processor.
Further, the central control system also includes：
Memory module；
The memory module is connected with the processor.
Further, the central control system also includes：
Power-supply system；
The power-supply system is connected with the processor.
The beneficial effect that the utility model embodiment exists compared with prior art is：The utility model embodiment is by adopting
With including the central control system of processor, microphone array, speech processing module and terminal so that microphone array gathers voice
Information, and the voice messaging is sent into the speech processing module, the speech processing module is to institute's predicate for receiving
Message breath is handled, and the voice messaging after processing is sent into the processor, and the processor is receiving
State after voice messaging, control the terminal to perform corresponding operation according to the voice messaging, and then improve central control system
Antijamming capability and stability, solve the problem of existing central control system is relatively low to the resolution of voice.
Brief description of the drawings
, below will be to embodiment or prior art in order to illustrate more clearly of the technical scheme in the utility model embodiment
The accompanying drawing used required in description is briefly described, it should be apparent that, drawings in the following description are only that this practicality is new
Some embodiments of type, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is a kind of composition schematic diagram for central control system that the utility model embodiment one is provided；
Fig. 2 is a kind of composition schematic diagram for central control system that the utility model embodiment two is provided.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only to explain
The utility model, is not used to limit the utility model.
Embodiment one：
Fig. 1 shows a kind of composition schematic diagram for central control system 100 that the utility model embodiment one is provided, for the ease of
Illustrate, illustrate only the part related to the utility model embodiment, details are as follows：
As shown in figure 1, the central control system 100 that the utility model embodiment is provided includes：Processor 11, microphone array
12nd, speech processing module 13 and terminal 14.
Wherein, the microphone array 12 includes at least two microphones.
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.
Wherein, the microphone array 12, the voice is sent to for gathering voice messaging, and by the voice messaging
Processing module 13；
The speech processing module 13, for handling the voice messaging received, and by the institute after processing
State voice messaging and be sent to the processor 11；
The processor 11, for after the voice messaging is received, the terminal to be controlled according to the voice messaging
14 perform corresponding operation.
Optionally, the processor 11 can be singlechip chip or ARM chips.The terminal 14 can refer to home environment
The household electrical appliances of middle support smart home function.Such as lamp, air-conditioning, refrigerator, clothes hanger, television set, supervising device in home environment,
Warning device, operation home theater device, curtain etc., so as 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 to far-field noise very strong inhibitory action, has in noise circumstance
Good signal acquisition.The microphone array 12 refers to one group of microphone that placement is arranged according to certain distance, passes through sound
Ripple arrives at the interaction of the small time difference between each microphone in array, and microphone array can be obtained than single microphone
More preferable directive property.By the integrated treatment to microphone signal, microphone array 12 can be combined into required strong sensing
Property microphone, formed and be referred to as the directional property of wave beam.The wave beam of microphone array 12 can be handled via circuit or program, be made
It points to Sounnd source direction reinforcement audio collection effect, suppresses the noise in environment while only receiving the sound of speaker with doing
Disturb.Preferably, the microphone array 12 is with four microphone linear placements, microphone spacing is 80mm.
In the utility model embodiment, the collection of voice signal is realized by the microphone array 12, passes through voice
Processing module 13 completes the enhancing filtered out with voice signal of noise, reduces using limiting factors pair such as distance, ambient noises
The influence of voice 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 prompt message of user's transmitter ready, and after control instruction is received,
The central control system is controlled to perform corresponding operation according to the control instruction.
In the utility model embodiment, the voice of relatively remote (in 5m) user can be received by multi-microphone array
Command information, interaction design and technology application above improve the convenience and reliability of manipulation smart home electrical equipment.For example
Get up morning user it may be said that " small small Q " of Q (can user-defined wake command), the system replys " owner, I ", you
" opening curtain " is said, then curtain slowly pull-up under the manipulation of central control system；The noise that user can also play in home theater
Heterocycle says that " the small small Q " of Q, the system replys " owner, I ", and you say " audible sound is turned down a little ", and then the system is grasped under border
Control audible sound is turned down.Why Voice command can be carried out in compared with the remote and noisy environment of background sound, and have
Preferable discrimination, the multi-microphone array characteristic and preferable interactive mode used depending on this central control system.This practicality is new
Type embodiment realizes the initiation of interbehavior by proprietary wake-up system, and high degree improves pair of voice interactive system
Environmental factor dependence, interaction logic is simple and reliable, the difficulty of user adaptation speech recognition rhythm is eliminated, while connecting when avoiding identification
The continuous requirement monitored to system resource and power consumption burden.The utility model embodiment combination technology present situation and home entertaining interaction ring
Border considers with the feature overall situation, designs a kind of low cost and is adapted to a set of interactive voice system that embedded system central control system is used
System, improves the antijamming capability and stability of system, reduces and use difficulty, reduce 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 that the microphone array 12 is sent is received, to institute
State voice messaging and carry out the first processing, and the voice signal after the first processing is sent to the microphone array data processing mould
Block 132；
The microphone array data processing module 132, for receive it is described first processing after voice messaging after,
Voice messaging after handling described first carries out second processing, and the voice messaging after second processing is sent into the processing
Device 11, to cause the processor 11 after the voice messaging is received, controls the terminal 14 to perform according to the voice messaging
Corresponding operation.
In the utility model embodiment, the Signal-regulated kinase 131 includes filtration module and amplification module.The filter
Ripple module can be filter circuit, and the amplification module can be amplifying circuit.The microphone array data processing module 132
Including multichannel AD collections, DSP data processings and hardware interrupts triggering.
Specifically, the array acquisition voice signal of multiple microphones formation then every road signal is carried out hardware filtering and
Signal amplifies, and the signal is converted into data signal comprising AD collections wherein by microphone array data processing module 132,
Then algorithm data processing is carried out, final signal is sent to processor 11.
Optionally, the model of the microphone array data processing module 132 can fly XFM10412 modules for University of Science and Technology's news.
The module utilizes the airspace filter characteristic of microphone array, by being positioned to the angle for waking up people, forms orientation pickup wave beam, and
Noise beyond wave beam is suppressed, to ensure higher recording quality.Mainly there is following characteristic：The linear Mike of 4 microphones
Wind array 180 degree auditory localization；Voice wakes up；Echo cancellor；Barge；Dereverberation.Wherein, the linear wheat of 4 microphone
Gram wind array supports far field pickup, and the far field pickup refers to, with far field identification and noise reduction technology, make pickup distance reach 5
Rice.The voice, which wakes up, refers to that user, can be by module from not by saying keyword (acquiescence keyword is " magic horn magic horn ")
Dormancy state wakes up, after wake-up, has the output of WAKE_UP flag bits.The auditory localization refers to utilize microphone array, realized
180 degree auditory localization.The echo cancellor refers to playing and recording while the scene carried out, module passes through echo cancellor skill
Art, the sound of loudspeaker can be shielded, only receive the sound of user.Barge：When equipment broadcasts, still it can call out
Wake up, realization interrupts effect.
The utility model embodiment gathers voice messaging by using microphone array, improves the anti-interference of central control system
Ability and stability, solve the problem of existing central control system is relatively low to the resolution of voice.
Embodiment two：
Fig. 2 shows a kind of composition schematic diagram for central control system that the utility model embodiment two is provided, for the ease of saying
It is bright, the part related to the utility model embodiment is illustrate only, details are as follows：
As shown in Fig. 2 the area of central control system 200 shown in the utility model embodiment and the central control system 100 shown in Fig. 1
Part is not that the central control system 200 shown in the utility model embodiment also includes：State acquisition module 21, indicating module 22,
Motion-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
To the processor 11.
Specifically, the state acquisition module 21 can be carried out to environment where the central control system and some interactive information
Detection, strengthens that its is intelligent, strengthens its playability, is the service of its amusement function.
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 use resistance temperature detector, as long as being arranged in circuit board position energy
The place of room temperature is characterized, the change of room temperature may translate into resistance conversion, then just can parse temperature by A/D collections.
The light sensor 212, is obtained by light-sensitive device (such as phototriode, photodiode, photo resistance)
The delta data of light is obtained, photosensor signal is obtained, is sent after processing to processor 11.
The acceleration transducer 213, the acceleration value for returning to the axle of x, y, z three is obtained by acceleration chip, through place
Sent after reason to processor 11.
The infrared sensor 214, can use infrared reflection type sensor, utilize the principle of infrared reflection, root
Judge whether front has obstacle according to the intensity of reflection.Apart from it is moderate when measurement accuracy it is very high.Due to using infrared ray,
So antijamming capability is very strong, central control system collision problem in motion process can be prevented effectively from.
The touch sensor 215, the delta data for touching electric capacity, and then acquisition touch information are obtained by touch sheet,
Sent after processing to processor 11, a kind of mode with user interaction can be used as.
Optionally, the indicating module 22 is connected with the processor 11；
The indicating module 22, for after the configured information that the processor 11 is sent is received, being indicated according to described
Information performs corresponding operation.
In the utility model embodiment, the indicating module 22 includes LED drive circuit and LED.LED drive circuit with
And LED can realize lighting effects and some instruction functions.
Optionally, the central control system 200 can also include reminding module, and the reminding module includes audio amplifier circuit
And loudspeaker.Audio amplifier circuit provides corresponding power for loudspeaker, makes it that audio signal is restored into sound, to complete prompting
Sound, the respective response effect such as 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 is sent is received, according to the control
Information processed performs 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, performs the motion-control module corresponding mobile.
Optionally, the wireless module 24 is connected with the processor 11.
In the utility model embodiment, the wireless module 24 including but not limited to zigbee modules, Z-wave modules,
Wifi module, bluetooth module etc., connection and the communication between terminal 14 for realizing internet.
In the utility model embodiment, basic communication protocol, application can be used as using standard zigbee and wifi
Layer is completed by customized proprietary protocol.The self-defined privately owned communication protocol is originated with two specified bytes, for judging to pass
Beginning in transmission of data stream；Data length is used for characterizing valid data length in a frame；Function code is to distinguish function major class；Number
It is efficient communication content according to position, for the coding of information to be transmitted；Check bit is the exclusive or check of a byte, effective as data
The checking means of property.Shown in data structure table 1：
The communication protocol data structure of table 1
| 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 of all bytes including data head.
Byte3 be communication function code, all message all by the function code carry out unique mark, be specifically defined as：Byte3=
0x00, represents motion control；Byte3=0x01, represents lighting lamp control；Byte3=0x02, represents airconditioning control；Byte3=
0x03, represents clothes hanger control；Byte3=0x04, represents that refrigerator state is read；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, is reserved.
Byte4 ... Byte n encode for hexadecimal valid data, differ in different occasion length；
Last byte Byte n+1 are check code, and here using exclusive or check, the method for exclusive or check is as follows：
Wherein, data is the data for needing to calculate exclusive or check, and out is exclusive or check result
Data transmission order is to be sent from a left side to byte-by-byte, for example, 0xf7 is at first, verification is last.
Optionally, the memory module 25 is connected with the processor 11.
In the utility model embodiment, the memory module 25 can combine to form main system with the processor 11,
The memory module 25 can be used for storing the data that the processor 11 receives or the data of processing.Wherein, it is described to deposit
It can be Double Data Rate synchronous DRAM (Double Data Rate, DDR), FLASH memory, TF to store up module 25
Card, SD card etc..
Optionally, the power-supply system 26 is connected with the processor 11；
The power-supply system 26, for being powered 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 charges to battery, and provides charging current limitation, charging electricity
The related controls and instruction such as pressure pipe control, charging instruction.Voltage conversion circuit, passes through 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 be using conventional poly-lithium battery.
It is first so that user initiates a feature operation as an example in a kind of practical application scene of the utility model embodiment
First user speech initiates to wake up instruction, and such as " the small small Q " of Q, the voice interception system of system is acquired parsing, judges whether to wake up
Instruction, if it is, set interrupt pin, hardware interrupts start interactive system, it is ready after provide voice message.While basis
The beam information for waking up instruction parses the location of user, and starts intercepting for control instruction.When user receives preparation just
Thread sends control voice instruction when pointing out, such as " also have what dish in refrigerator ", system collects voice by multi-microphone array
Information, after progress enhancing is filtered out with background sound, processor carries out speech recognition, then instructs parsing and is converted into control signal and leads to
Cross one of motion-control module, indicating module, reminding module, zigbee modules, wifi module and send control instruction code
To respective execution mechanisms or corresponding slave unit is sent to, be 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, solve
Voice messaging is converted into after analysis to play back by reminding module.
The technical staff in the field can be understood that, for convenience and simplicity of description, only with above-mentioned each function
The division progress of module is for example, in practical application, as needed can distribute above-mentioned functions by different function moulds
Block is completed, i.e. the internal structure of described device is divided into different functional modules, and above-mentioned functions module both can be using 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 summary, the utility model embodiment gathers voice messaging by using microphone array, improves middle control system
The antijamming capability and stability of system, solve the problem of 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 realized in above-described embodiment method is can
To instruct the hardware of correlation to complete by program, described program can be stored in a computer read/write memory medium
In, described storage medium, including ROM/RAM, disk, CD etc..
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Any modifications, equivalent substitutions and improvements made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (8)
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 central control system also includes：
State acquisition module；
The state acquisition module is connected with the processor；
The state acquisition module includes：
Temperature sensor, light sensor, acceleration transducer, infrared sensor and touch sensor.
2. 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.
3. central control system according to claim 2, it is characterised in that the Signal-regulated kinase includes：
Filtration module and amplification module.
4. 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.
5. 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.
6. 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.
7. 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.
8. 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.
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| CN201621431113.8U CN206533520U (en) | 2016-12-23 | 2016-12-23 | A kind of central control system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106507244A (en) * | 2016-12-23 | 2017-03-15 | 深圳先进技术研究院 | A kind of central control system |
| CN108447479B (en) * | 2018-02-02 | 2020-11-24 | 上海大学 | Robot voice control system in noisy working condition environment |
-
2016
- 2016-12-23 CN CN201621431113.8U patent/CN206533520U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106507244A (en) * | 2016-12-23 | 2017-03-15 | 深圳先进技术研究院 | A kind of central control system |
| CN108447479B (en) * | 2018-02-02 | 2020-11-24 | 上海大学 | Robot voice control system in noisy working condition environment |
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