CN107682240A - A kind of distributed sound interactive system for intelligent domestic - Google Patents
A kind of distributed sound interactive system for intelligent domestic Download PDFInfo
- Publication number
- CN107682240A CN107682240A CN201710891397.1A CN201710891397A CN107682240A CN 107682240 A CN107682240 A CN 107682240A CN 201710891397 A CN201710891397 A CN 201710891397A CN 107682240 A CN107682240 A CN 107682240A
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- Prior art keywords
- interactive voice
- voice
- terminal
- interactive
- microphone array
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/2803—Home automation networks
- H04L12/2816—Controlling appliance services of a home automation network by calling their functionalities
- H04L12/282—Controlling appliance services of a home automation network by calling their functionalities based on user interaction within the home
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- 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
- G10L15/00—Speech recognition
- G10L15/28—Constructional details of speech recognition systems
- G10L15/30—Distributed recognition, e.g. in client-server systems, for mobile phones or network applications
Abstract
The invention discloses a kind of distributed sound interactive system for intelligent domestic, including interactive voice control centre, intelligent home device, cloud server and several interactive voice terminals, interactive voice control centre communicates to connect with each interactive voice terminal, interactive voice control centre communicates to connect with intelligent home device, and interactive voice control centre communicates to connect with cloud server；Interactive voice terminal is used to gather voice signal and plays feedback voice signal, and speech recognition database and Intelligent housing instruction database are stored with cloud server, and interactive voice control centre issues Intelligent housing instruction to intelligent home device.The present invention is responsible for receiving the voice signal that other interactive voice terminals collect on network by interactive voice control centre, then speech recognition, semantic analysis are carried out, intelligent domestic concerned control command is assigned, and replys corresponding voice signal to corresponding interactive voice terminal.
Description
Technical field
The present invention relates to household voice interactive system, more particularly to a kind of distributed sound for intelligent domestic to interact
System.
Background technology
Interactive voice technology is how research people are handed over by natural-sounding or the logical computer of machine synthesis voice
Mutual technology, it is the frontier branch of science of a multi-crossed disciplines, it is necessary to which linguistics, psychology, engineering and computer technology etc. are led
The professional knowledge in domain, not only speech recognition and speech synthesis technique are studied, friendship that will also be to people under voice channel
Mutual mechanism, behavior etc. are studied.Interactive voice is mainly interacted by audio, and audio includes voice and sound, language
Sound refers in particular to the voice of people, and sound refers to other sound for removing voice, and such as music, the tinkle of bells make in this way, people
It can be interacted by voice and sound with computer.
Early in 20th century 70, the eighties, microphone array is applied in the research of Speech processing, is entered
Since the nineties, the Speech processing algorithm based on microphone array is increasingly becoming a new study hotspot.And people is arrived
Work intelligence epoch, this technology have obtained further development, and microphone array technology sufficiently is applied into intelligent domestic
Also just seem in product of crucial importance.
The content of the invention
Part in view of the shortcomings of the prior art, it is an object of the invention to provide a kind of point for intelligent domestic
Cloth voice interactive system, it is responsible for receiving what other interactive voice terminals on network collected by interactive voice control centre
Voice signal, speech recognition, semantic analysis are then carried out, assigns intelligent domestic concerned control command, and reply corresponding language
Sound signal gives corresponding interactive voice terminal.
The purpose of the present invention is achieved through the following technical solutions：
A kind of distributed sound interactive system for intelligent domestic, including interactive voice control centre, smart home set
Standby, cloud server and several interactive voice terminals, the interactive voice control centre communicate with each interactive voice terminal
Connection, the interactive voice control centre communicate to connect with intelligent home device, and the interactive voice control centre takes with high in the clouds
Business device communication connection；The interactive voice terminal is used to gather voice signal and plays feedback voice signal, the interactive voice
The transmitting voice signal collected to interactive voice control centre is stored with voice knowledge by terminal on the cloud server
Other database and Intelligent housing instruction database, the interactive voice control centre report to after receiving voice signal
Cloud server, voice signal is identified by speech recognition database for cloud server, semantic analysis and transfers intelligence
Related Intelligent housing instruction in home control instruction database, the interactive voice control centre set to smart home
Standby to issue Intelligent housing instruction, the intelligent home device carries out corresponding control behaviour according to Intelligent housing instruction
Make；After the intelligent home device control operation, the interactive voice control centre is to interactive voice terminal feedback control
As a result, feedback control results are processed into feedback voice signal and played out by the interactive voice terminal, and the interactive voice is whole
End is additionally operable to the voice signal collected is identified, the voice after semantic analysis confirms.
In order to be better achieved the present invention, the interactive voice terminal by microphone array module, speaker modules,
Wifi transceivers, DSP Processor, the microphone array module are connected with DSP Processor, and the microphone array module is used
In collection voice signal and by voice signal DSP Processor, the DSP Processor to voice signal after A/D is changed again
Be filtered, noise reduction, auditory localization, Wave beam forming, signal enhancing processing after transmitted by wifi transceivers to interactive voice control
Center processed；The interactive voice control centre will feed back transmitting voice signal to interactive voice terminal, the interactive voice terminal
Played out after being changed to feedback voice signal and voice confirmation signal by the D/A of speaker modules.
Preferably, the microphone array module is to be placed on six wheat circular microphones of interactive voice exterior of terminal
Array module, the six wheats circular microphone array module are arranged in domestic environment room, the six wheats circular microphone array
Module is used for carrying out 360 degree of speech signal collections in domestic environment room.
Preferably, the microphone array module is to be placed on two wheat circular microphones of interactive voice exterior of terminal
Array module, the two wheats circular microphone array module are arranged in domestic environment room, the two wheats circular microphone array
Module is used for carrying out 180 degree speech signal collection in domestic environment room.
Preferably, the microphone array module is to be placed on four wheat circular microphones of interactive voice exterior of terminal
Array module, the four wheats circular microphone array module are arranged in domestic environment room, the four wheats circular microphone array
Module is used for carrying out 180 degree speech signal collection in domestic environment room.
Preferably, the interactive voice terminal be three kinds, three kinds of interactive voice terminals be respectively interactive voice terminal A,
Interactive voice terminal B, interactive voice terminal C, the interactive voice terminal A are two wheats for being placed on interactive voice exterior of terminal
Circular microphone array module, the two wheats circular microphone array module are arranged in domestic environment room；The interactive voice
Terminal B is the four wheat circular microphone array modules for being placed on interactive voice exterior of terminal, the four wheats circular microphone array
Module arrangement is in domestic environment room；The interactive voice terminal C is the six wheat circle wheats for being placed on interactive voice exterior of terminal
Gram wind array module, the six wheats circular microphone array module are arranged in domestic environment room.
Preferably, the intelligent home device is air-conditioning, refrigerator, air purifier or water heater.
The present invention compared with the prior art, has advantages below and beneficial effect：
The present invention is responsible for receiving the voice that other interactive voice terminals collect on network by interactive voice control centre
Signal, speech recognition, semantic analysis are then carried out, assigns intelligent domestic concerned control command, and reply corresponding voice letter
Number to corresponding interactive voice terminal.
Brief description of the drawings
Fig. 1 is the principle assumption diagram of the present invention；
Fig. 2 is schematic layout pattern placed in the middle of the invention of being in.
Embodiment
The present invention is described in further detail with reference to embodiment：
Embodiment
As shown in figure 1, a kind of distributed sound interactive system for intelligent domestic, including interactive voice control centre,
Intelligent home device, cloud server and several interactive voice terminals, the interactive voice control centre hand over each voice
Mutual terminal communication connection, the interactive voice control centre communicate to connect with intelligent home device, in the interactive voice control
The heart communicates to connect with cloud server.The intelligent home device is air-conditioning, refrigerator, air purifier or water heater.Institute's predicate
Sound interactive terminal is used to gather voice signal and plays feedback voice signal, the language that the interactive voice terminal will be collected
Sound signal is transmitted to interactive voice control centre, and speech recognition database and intelligent family are stored with the cloud server
Control instruction database is occupied, the interactive voice control centre reports to cloud server, cloud service after receiving voice signal
Voice signal is identified by speech recognition database for device, semantic analysis and transfers Intelligent housing instruction database
In the instruction of related Intelligent housing, the interactive voice control centre issues Intelligent housing to intelligent home device
Instruction, the intelligent home device carry out corresponding control operation according to Intelligent housing instruction.The intelligent home device
After control operation, the interactive voice control centre is whole to interactive voice terminal feedback control results, the interactive voice
Feedback control results are processed into feedback voice signal and played out by end, and the interactive voice terminal is additionally operable to being collected
Voice signal be identified, voice after semantic analysis confirms.
The interactive voice control centre concrete function of the present invention is as follows：In a Distributed Intelligence household interactive voice net
In, one and only one interactive voice control centre, it is responsible for receiving the voice that other interactive voice terminals collect on network
Signal, speech recognition, semantic analysis are then carried out, assigns intelligent domestic concerned control command, and reply corresponding voice letter
Number to corresponding interactive voice terminal.
The interactive voice terminal of the present invention：In a Distributed Intelligence household interactive voice net, there are multiple voices to hand over
Mutual terminal, it is made up of microphone array, speaker, wifi transceiver, DSP Processor, and main responsible voice signal is adopted
Collection, and voice signal is filtered, the processing such as signal enhancing, voice signal is then sent to by voice by LAN
Interactive controlling center, after control centre's reply voice signal, played out by speaker.
The microphone array of the present invention：Microphone array (Microphone Array), from literal, refers to Mike
The arrangement of wind.That is it is made up of the acoustic sensor (being usually microphone) of certain amount, it is special for the space to sound field
The system that property is sampled and handled.Have according to using needs, the main microphone array form being related to of this method：6 wheats are justified
Shape microphone array, the linear microphone array of 2 wheats and the linear microphone array of 4 wheats.
Interactive voice terminal is by microphone array module, speaker modules, wifi transceivers, DSP Processor, the wheat
Gram wind array module is connected with DSP Processor, and the microphone array module is used to gathering voice signal and by voice signal
In DSP Processor, the DSP Processor is filtered again to voice signal after A/D is changed, noise reduction, auditory localization, ripple
Beam is formed, is transmitted after signal enhancing processing by wifi transceivers to interactive voice control centre；In the interactive voice control
It is true to interactive voice terminal, the interactive voice terminal-pair feedback voice signal and voice that the heart will feed back transmitting voice signal
Played out after recognizing the D/A conversions that signal passes through speaker modules.
The interactive voice terminal is three kinds, and three kinds of interactive voice terminals are respectively interactive voice terminal A, interactive voice
Terminal B, interactive voice terminal C, the interactive voice terminal A are the two wheat circle Mikes for being placed on interactive voice exterior of terminal
Wind array module, the two wheats circular microphone array module are arranged in domestic environment room, the two wheats circular microphone battle array
Row module is used for carrying out 180 degree speech signal collection in domestic environment room.The interactive voice terminal B is to be placed on voice
Four wheat circular microphone array modules outside interactive terminal, the four wheats circular microphone array module are arranged in household ring
In the room of border, the four wheats circular microphone array module is used for carrying out 180 degree speech signal collection in domestic environment room.Institute
Predicate sound interactive terminal C is the six wheat circular microphone array modules for being placed on interactive voice exterior of terminal, and six wheat is circular
In in domestic environment room, the six wheats circular microphone array module is used for domestic environment room microphone array module arrangement
360 degree of speech signal collections of interior progress.
As shown in figure 1, the present embodiment disposes distributed language using the wifi signals in family lan as transmission channel
Sound DIALOGUES：One interactive voice control centre+several interactive voice terminals, each interactive voice terminal have unique
ID number, so that control centre can position to interactive voice terminal, and carry out correctly instruction and issue and voice answer-back,
Its general illustration is as shown in Figure 1.As shown in Fig. 2 the control centre of interactive voice is strong terminal, run Linux or
Android operation system, can receive the voice signal of interactive voice terminal by wifi, then connect high in the clouds and carry out voice
Identification and semantic understanding, after the completion of can be to smart home (air-conditioning, refrigerator, TV, intelligent lamp and various household intelligence
Energy sensor etc.) assign corresponding control instruction, and reply voice interactive terminal.According to different application environments, deployment is not
Same Microphone Array Speech acquisition terminal：The room of 360 degree of collection voice signals is needed in parlor etc., it is circular using six wheats
Microphone array；Bedroom etc. is relatively quiet or larger big room, metope is placed on using the linear array of two wheats or four wheats
On, 180 degree voice collecting can be accomplished；Easily there are loud noise or the serious room of reverberation in kitchen or bathroom etc., using four
The linear microphone array of wheat, abundant noise reduction, dereverberation.Interactive voice terminal uses microphone array and Speaker modules
Mode accomplish voice collecting and voice answer-back：The voice signal of microphone array collection is entered by sampling feeding DSP Processor
Row processing, the processing procedure of DSP Processor include noise reduction, filtering, auditory localization, Wave beam forming, speech enhan-cement, finally compressed
Voice is simultaneously transferred to interactive voice control centre by wifi；Speaker mainly realizes voice answer-back function, works as interactive voice
When terminal receives the voice answer-back signal that control centre is replied by wifi, signal is sent to Speaker by DA conversions and entered
Row plays.
More specifically application method is as follows for the present embodiment：
Embodiment is as follows：
1st, in family lan, there is wifi to receive and dispatch for the wireless transfer channel using wifi as voice signal, deployment one
The strong terminal (operation Linux or android system) of function, and make it that there is a distinctive ID number in a local network, will
It is distributed in interactive voice terminal in not chummery, that there is wifi functions to be added in LAN by wifi, each control
Terminal has unique ID number, has the interactive voice terminal of 3-10 typically in home environment, according to existing as shown in Figure 2
Each interactive voice terminal, interactive voice control centre are laid out in family lan.When interactive voice terminal is added to LAN
In after, control centre has obvious speech answering, is able to know that and is added successfully by the Speaker user of terminal.
2nd, user says phonetic control command in any one room equipped with interactive voice terminal, such as " it is empty to open bedroom
Adjust ", microphone array will gather voice signal in real time and be handled accordingly by DSP, the voice signal after processing
The control centre of interactive voice will be sent to.
3rd, after interactive voice control centre receives voice signal, can judge it is which voice is handed over by corresponding ID number
The voice signal that mutual terminal sends over, then carries out speech recognition and semantic understanding, further according to identification content to corresponding
Control instruction corresponding to smart home transmission, and according to the ID number reply voice answer signal of interactive terminal, such as " bedroom
Air-conditioning is opened successfully ".
4th, voice terminal receives the voice answer-back signal that control centre sends over by wifi, and passes through
Speaker informs user, corresponding result, such as " bedroom air-conditioning is opened successfully ".
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should be included in the scope of the protection.
Claims (7)
- A kind of 1. distributed sound interactive system for intelligent domestic, it is characterised in that：Including interactive voice control centre, intelligence Energy home equipment, cloud server and several interactive voice terminals, the interactive voice control centre and each interactive voice Terminal communicates to connect, and the interactive voice control centre communicates to connect with intelligent home device, the interactive voice control centre Communicated to connect with cloud server；The interactive voice terminal is used to gather voice signal and plays feedback voice signal, described The transmitting voice signal collected to interactive voice control centre is stored with by interactive voice terminal on the cloud server Speech recognition database and Intelligent housing instruction database, the interactive voice control centre are received on after voice signal To cloud server, voice signal is identified report by speech recognition database for cloud server, semantic analysis and is transferred Related Intelligent housing instruction in Intelligent housing instruction database, the interactive voice control centre is to smart home Equipment issues Intelligent housing instruction, and the intelligent home device carries out corresponding control behaviour according to Intelligent housing instruction Make；After the intelligent home device control operation, the interactive voice control centre is to interactive voice terminal feedback control As a result, feedback control results are processed into feedback voice signal and played out by the interactive voice terminal, and the interactive voice is whole End is additionally operable to the voice signal collected is identified, the voice after semantic analysis confirms.
- 2. according to a kind of distributed sound interactive system for intelligent domestic described in claim 1, it is characterised in that：It is described Interactive voice terminal is by microphone array module, speaker modules, wifi transceivers, DSP Processor, the microphone array Module is connected with DSP Processor, and the microphone array module is used to gather voice signal and by voice signal DSP Processor In, the DSP Processor is filtered again to voice signal after A/D is changed, noise reduction, auditory localization, Wave beam forming, signal Transmitted after enhancing processing by wifi transceivers to interactive voice control centre；The interactive voice control centre will feed back voice Signal, which is transmitted to interactive voice terminal, the interactive voice terminal-pair feedback voice signal and voice confirmation signal, to be passed through Played out after the D/A conversions of speaker modules.
- 3. according to a kind of distributed sound interactive system for intelligent domestic described in claim 2, it is characterised in that：It is described Microphone array module is to be placed on six wheat circular microphone array modules of interactive voice exterior of terminal, the six wheats circle wheat Gram wind array module is arranged in domestic environment room, and the six wheats circular microphone array module is used for entering in domestic environment room 360 degree of speech signal collections of row.
- 4. according to a kind of distributed sound interactive system for intelligent domestic described in claim 2, it is characterised in that：It is described Microphone array module is to be placed on two wheat circular microphone array modules of interactive voice exterior of terminal, the two wheats circle wheat Gram wind array module is arranged in domestic environment room, and the two wheats circular microphone array module is used for entering in domestic environment room Row 180 degree speech signal collection.
- 5. according to a kind of distributed sound interactive system for intelligent domestic described in claim 2, it is characterised in that：It is described Microphone array module is to be placed on four wheat circular microphone array modules of interactive voice exterior of terminal, the four wheats circle wheat Gram wind array module is arranged in domestic environment room, and the four wheats circular microphone array module is used for entering in domestic environment room Row 180 degree speech signal collection.
- 6. according to a kind of distributed sound interactive system for intelligent domestic described in claim 2, it is characterised in that：It is described Interactive voice terminal is three kinds, and three kinds of interactive voice terminals are respectively interactive voice terminal A, interactive voice terminal B, interactive voice Terminal C, the interactive voice terminal A are the two wheat circular microphone array modules for being placed on interactive voice exterior of terminal, described Two wheat circular microphone array modules are arranged in domestic environment room；The interactive voice terminal B is whole to be placed on interactive voice Four wheat circular microphone array modules outside end, the four wheats circular microphone array module are arranged in domestic environment room； The interactive voice terminal C is the six wheat circular microphone array modules for being placed on interactive voice exterior of terminal, the six wheats circle Shape microphone array module arrangement is in domestic environment room.
- 7. according to a kind of distributed sound interactive system for intelligent domestic described in claim 1, it is characterised in that：It is described Intelligent home device is air-conditioning, refrigerator, air purifier or water heater.
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| CN108389587A (en) * | 2018-04-24 | 2018-08-10 | 苏州宏云智能科技有限公司 | Voice enhancer based on voice awakening technology |
| CN108447480A (en) * | 2018-02-26 | 2018-08-24 | 深圳市晟瑞科技有限公司 | Method, intelligent sound terminal and the network equipment of smart home device control |
| CN108461084A (en) * | 2018-03-01 | 2018-08-28 | 广东美的制冷设备有限公司 | Speech recognition system control method, control device and computer readable storage medium |
| CN108538297A (en) * | 2018-03-12 | 2018-09-14 | 恒玄科技（上海）有限公司 | A kind of intelligent sound exchange method and interactive system based on wireless microphone array |
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