CN105319978A - Speech recognition based intelligent home control system - Google Patents
Speech recognition based intelligent home control system Download PDFInfo
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- CN105319978A CN105319978A CN201510906897.9A CN201510906897A CN105319978A CN 105319978 A CN105319978 A CN 105319978A CN 201510906897 A CN201510906897 A CN 201510906897A CN 105319978 A CN105319978 A CN 105319978A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B15/00—Systems controlled by a computer
- G05B15/02—Systems controlled by a computer electric
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
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- G—PHYSICS
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- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The invention discloses a speech recognition based intelligent home control system which comprises an Arduino controller, a speech recognition system, a sensor system, a broadcasting system and an equipment control system. According to the invention, the Arduino controller is taken as a core controller, and according to information transmitted by the sensor system and the speech recognition system, the broadcasting system and the equipment control system are controlled. The intelligent home control system disclosed by the invention takes the Arduino controller as a core controller. According to information transmitted by the sensor system and the speech recognition system, the broadcasting system and the equipment control system are controlled. The speech recognition based intelligent home control system disclosed by the invention is simple to use, easy to operate, and suitable for being used by common consumers, especially special crowds.
Description
Technical field
The present invention relates to Smart Home field, particularly relate to a kind of intelligent home control system based on speech recognition.
Background technology
Along with the continuous popularization of Smart Home concept, the development of Smart Home correlation technique and the production cost of Smart Home auxiliary products constantly reduce.Smart Home product more and more renders to market, in the middle of the life staying idle at home entering ordinary people.Wherein, based on the intelligent home control system of voice technology along with the development of constantly bringing forth new ideas of voice technology, improving constantly of practicality, is more and more subject to the favor of consumer.Current Voice command appliance system mainly comprises speech recognition and control technology, namely applying speech chip to the understanding of voice signal and analysis is changed into control signal and is sent to single-chip microcomputer, by single-chip microcomputer, household electrical appliances are controlled again, thus be reached through the Voice command object that mode the most easily carries out household electrical appliances.But the current Smart Home product based on speech recognition still also exists and uses inconvenience, it is inaccurate to identify, system is not humane, the problem of high expensive, affects the further genralrlization of Smart Home product.
Authorization Notice No. has been the disclosure of the invention of CN102111314B, and a kind of Intelligent household voice control system based on Bluetooth transmission comprises: intelligent mobile phone terminal, comprises bluetooth equipment and voice-input device, for voice collecting and the bluetooth transmission of front end; Central controller, comprises bluetooth equipment, for receiving the speech data that intelligent mobile phone terminal is sended over by bluetooth, and analyzes described speech data, and sends target control signal to controller end; Controller, comprises communication interface and network interface, for receiving described target control signal and delivery vehicles, realizes the control to household electric appliances.This invention after to Speech processing, again can not be fed back user in the form of speech, can not form interactive voice; Meanwhile, for Special use crowd, this invention is the same with general intelligent home control system, exists and uses obstacle.
Publication No. has been the disclosure of the invention of CN104810020A, and a kind of intelligent home control system based on speech recognition comprises: speech control module, central controller, cooling module, lighting module, televisor, washing machine and voice cue module.This invention does not make detection to controlled home appliance overall operation, and reminds user; Voice cue module can only carry out simple voice message; There is no sensing system, make Smart Home system imperfect.
Summary of the invention
Technical matters solved by the invention is that providing a kind of controls simple, easy, that safety also can serve special population a kind of intelligent home control system based on speech recognition, to solve the practical problems in above-mentioned background technology.
Technical matters solved by the invention realizes by the following technical solutions:
A kind of intelligent home control system based on speech recognition comprises: Arduino controller, speech recognition system, sensing system, Play System and apparatus control system.The present invention, controls Play System and apparatus control system according to the information that sensing system and speech recognition system transmit for core controller with Arduino controller.
Described Arduino controller is connected with other parts, Arduino controller hardware part is made up of AtmelAVR kernel (most of Arduino controller adopts Atmel kernel), I/O interface and interlock circuit, software section then comprises compiler and the Program download of standard, has the Processing/Wiring development environment of Java and C language.
Described speech recognition system comprises voice-input device and sound identification module.Described voice-input device collects the sound signal of any user, and sound signal is converted into electric signal transmission is further analyzed to sound identification module.Described voice-input device is microphone.
Described sound identification module adopts LD3320 voice recognition chip to identify, LD3320 voice recognition chip is a chip based on signer-independent sign language recognition (SpeakerIndependentAutomaticSpeechRecognition, SIASR) technology.LD3320 voice recognition chip sets the key words list that will identify and also dynamically these key wordses is sent to chip internal with the form of character in the program of Arduino controller, just the key words that user says can be identified, do not need the signer-independent sign language recognition module of user's precondition and recording.
Described voice identification control method process is as follows:
(1) Arduino controller control LD3320 voice recognition chip initialization register, and write keyword prepared in advance, as " dakai " " guanbi " " kongtiao " " yabao " (dialect) " dianshi ".
(2) audio collecting device gathers voice messaging, extracts keyword, compares.
(3) in Entrv catalog, Arduino controller opens interrupts, and LD3320 voice recognition chip uploads corresponding analysis result, and Arduino controller finally controls Play System and apparatus control system.
(4) not in Entrv catalog, then program returns.
Sensing system by Temperature Humidity Sensor, gas sensor and light sensor three part form, sensor is in order to detect indoor temperature and humidity and harmful gas, sensor and Arduino controller wired connection, and constantly by the Signal transmissions that detects to Arduino controller.
Described Play System comprises synthesis and playing module, loudspeaker and music playing module.
Described synthesis is connected with loudspeaker with playing module, is that voice signal is play by transform electrical signals, prompting user.Synthesis and playing module adopt SYN6288 Chinese speech synthesis chip to carry out phonetic synthesis and output audio signal, it are connected with loudspeaker, realize the report of voice.Synthesis and playing module, under the control of Arduino controller, carry out voice broadcast by loudspeaker, the duty of the current electrical equipment of prompting user.
Described music playing module is according to the duty of throwing light on and home appliance is different, under the control of Arduino controller, play different music or voice, Special use person (as disabled person) hears that corresponding music can judge the duty of corresponding electric appliance equipment.
Music playing module has 9 and triggers port, and namely A1-A9 these 9 arranges pin, has two kinds of control methods.
The first control method is:
These 9 ports are corresponding 9 first MP3 simultaneously, that First is first to the 9th respectively, music playing module stores all songs by TF card, and in TF card, music is numbered according to arabic numeral 1-9, can trigger corresponding song by giving the corresponding port that triggers with low level, Arduino controller provides a pulses low to A1 mouth, and music playing module plays First MP3.
The second control method is:
By the I/O port of Arduino controller, triggering mode of namely encoding is triggered to each port.Under coding triggering mode, the some multicast function of 32 songs can be possessed at most.Before powering on to module, first A10 ground connection, after module powers on, coding mode will be automatically switched to.Wherein A1-A5 is encoder port, and coded system is binary coding, and A1 is first.Such as want program request First MP3, set to 0 by A1, A2-A5 draws high.This kind of mode can be selected altogether: the first audio file of 2 × 2 × 2 × 2 × 2=32.
Described apparatus control system comprises mobile terminal APP, wireless control module and control terminal.Mobile terminal APP is the terminal service routine for this control system's development, is arranged on mobile phone or panel computer.Person easy to use sends instruction by Long-distance Control.User is operated by the interface on mobile terminal APP, by bluetooth communication agreement, control information is sent to wireless control module.Wireless control module is Bluetooth receptions end, and steering order information is transferred to Arduino controller further.Arduino controller realizes the control to control terminal after accepting instruction, finally realizes the control to corresponding household electrical appliance.
Described control terminal is by four relays external illuminating lamp, air-conditioning, electric fan, televisor respectively, and Arduino controller detects four relay on-off states in real time, carries out the on off state that permutation and combination goes out 16 kinds of relays.Arduino controller is according to this relay switch assembled state, and 16 songs prestored in music playing module select corresponding song to play, and facilitate special population to use.
The invention has the beneficial effects as follows:
1, alleviating the numerous household electrical appliance of family and lighting must single manually-operated trouble, by voice-operated mode, makes that control procedure is simple, easy, safety;
2, control household electrical appliance primary power on-state by the mode of Control, the less waste of energy caused because of holding state, extends the serviceable life of household electrical appliance;
3, designed by the present invention simultaneously, device control response speed is very fast;
4, some special users (as disabled person) can use this system convenient control household electrical appliances duty and grasp household electrical appliances duty.
Accompanying drawing explanation
Fig. 1 is system architecture of the present invention intention;
Fig. 2 is voice identification control method schematic flow sheet of the present invention.
Embodiment
Below with reference to accompanying drawings the embodiment of a kind of intelligent home control system based on speech recognition of the present invention is described in detail.
As shown in Figure 1, the present invention includes: Arduino controller, speech recognition system, sensing system, Play System and apparatus control system.The present invention with Arduino controller for core controller.According to the information that sensing system and speech recognition system transmit, Play System and apparatus control system are controlled.
Arduino controller is compared to existing speech recognition main control MCU on market (51 single-chip microcomputers, STM32, ARM family chip) and has the following advantages:
(1) Arduino controller developer does not need to understand its internal hardware structure and register setting, only needs the port effect known to call.
(2) Arduino controller development environment is succinct, and the readability of instruction is very strong.As long as based on Arduino controller speech recognition main control MCU anyone say corresponding instruction and identifiable design.
(3) Arduino is parametric controller of increasing income, shared platform aboundresources, and Arduino and peripheral product are confronted cheap excellent mutually, and creation cost is low, and burning code does not need cd-rom recorder, directly just can complete download with USB line.
Arduino controller realizes jointly controlling other parts of the present invention, Arduino controller hardware part is made up of AtmelAVR kernel (most of Arduino controller adopts Atmel kernel), I/O interface and interlock circuit, software section then comprises compiler and the Program download of standard, there is the Processing/Wiring development environment of Java and C language, can modify according to demand, conveniently be connected with sensor and electronic package miscellaneous.
Speech recognition system comprises voice-input device and sound identification module.Voice-input device collects the sound signal of any user, and sound signal is converted into electric signal transmission is further analyzed to sound identification module, as microphone.
Sound identification module adopts LD3320 voice recognition chip to identify, LD3320 voice recognition chip is a chip based on signer-independent sign language recognition (SpeakerIndependentAutomaticSpeechRecognition, SIASR) technology.This chip is integrated with high-precision A/D and D/A interface, no longer needs external auxiliary FLASH and RAM, namely can realize speech recognition, acoustic control, good in interactive function.LD3320 voice recognition chip sets the key words list that will identify and also dynamically these key wordses is sent to chip internal with the form of character in the program of Arduino controller, just the key words that user says can be identified, do not need the signer-independent sign language recognition module of user's precondition and recording.Adopt the sound identification module of LD3320 voice recognition chip can arrange 50 candidates and identify sentence, each identification sentence can be individual character, phrase or short sentence, and length is be no more than 10 Chinese characters or 79 alphabetical pinyin string, can support several scenes by a system.Thus the identification realized based on unspecified person, large vocabulary, continuous speech or even dialect.
In order to improve the accuracy of speech recognition, improve discrimination, real time implementation proposes the voice identification control method of the Voice command appliance system based on unspecified person.As shown in Figure 2, process is as follows:
(1) Arduino controller control LD3320 voice recognition chip initialization register, and write keyword prepared in advance, as " dakai " " guanbi " " kongtiao " " yabao " (dialect) " dianshi ".(LD3320 chip supports that at most 50 identify entry, and each identification entry is the Chinese phonetic alphabet of standard mandarin or the Chinese phonetic alphabet of dialect, with interval, 1 space between every 2 words)
(2) audio collecting device gathers voice messaging, extracts keyword, compares.
(3) in Entrv catalog, Arduino controller opens interrupts, and LD3320 voice recognition chip uploads corresponding analysis result, and Arduino controller finally controls Play System and apparatus control system.
(4) not in Entrv catalog, then program returns.
Sensing system by Temperature Humidity Sensor, gas sensor and light sensor three part form, sensor is in order to detect indoor temperature and humidity and harmful gas, sensor and Arduino controller wired connection, and constantly by the Signal transmissions that detects to Arduino controller.
Temperature Humidity Sensor is constantly monitored surrounding environment, the data obtained are sent to Arduino controller, after the process of Arduino controller obtains data, temperature and design temperature threshold value are compared in real time, when exceeding threshold value, Arduino controller starts air-conditioning certain hour by relay, and again detect humiture, if lower than threshold value, close, then continue to open certain hour higher than threshold values, circulate.
After the harmful gas that gas sensor module detects reaches setting threshold value, Arudino controller starts to control by Control vent fan, and has phonetic warning.
When the brightness of the light of the photoresistance detection surrounding environment of light sensor module exceedes setting threshold value, module output low level is to corresponding digital mouth, by Arduino numeral mouth, level being monitored again, not needing the information of turning on light can to when detecting low level system feedback bright light.Otherwise when the light luminance of surrounding environment is lower than the threshold value set, module exports high level, and digital mouth detects level again, when high level being detected, automatically can set high level to relay, thus being opened by Control lamp.
Play System comprises synthesis and playing module, loudspeaker and music playing module.
Synthesis is connected with loudspeaker with playing module, is voice signal by transform electrical signals.Synthesis and playing module adopt SYN6288 Chinese speech synthesis chip to carry out phonetic synthesis and output audio signal, it are connected with loudspeaker, realize the report of voice.Synthesis and playing module, under the control of Arduino controller, carry out voice broadcast by loudspeaker, and the duty of the current electrical equipment of prompting user, realizes the simple control procedure audible communication of intelligent home control system and user.
SYN6288 Chinese speech synthesis chip is the high-end chipspeech of high performance-cost ratio.SYN6288 Chinese speech synthesis chip, by asynchronous serial port (UART) communication modes, receives the text data that Arduino controller is to be synthesized, realizes the conversion of Text To Speech (or TTS voice).Chip is SSOP paster packing forms, and hardware interface is simple, low-power consumption, tone color are limpid mellow and full; In addition, SYN6288 is more intelligent in identification text/numeral/character string, more accurate, and phonetic synthesis naturalness is better, intelligibility is higher.Chip supports the text of GB2312, GBK, BIG5 and UNICODE ISN form; Clearly can synthesize arbitrary Chinese text accurately, support the synthesis of simple English alphabet simultaneously; The text analyzing Processing Algorithm of built-in chip type intelligence, can correctly identification value, number, Time of Day and conventional weights and measures symbol; Possess very strong polyphone process and Chinese surname processing power; Support multiple text control mark, promote the accuracy of text-processing; The amount of text of each synthesis can reach 200 bytes at most; Support various control order, comprising: synthesis, stopping, time-out synthesize, continue synthesis, change baud rate etc.; Support sleep mode, can power consumption be reduced in the dormant state; Support various ways inquiry chip operation state; Support serial data communication interface, support three kinds of communication baud rates: 9600bps, 19200bps, 38400bps, carry out communication with Arduino controller in many ways; Support 16 grades of volume adjustment; The prospect volume playing text and the background volume playing background music can separately control; Regulate word word speed by sending control mark, support 6 grades of word word speed adjustment, Arduino controller can carry out Audio Speed Controlling to it.
Music playing module is according to the duty of throwing light on and home appliance is different, under the control of Arduino controller, play different music or voice, Special use person (as disabled person) hears that corresponding music can judge the duty of corresponding electric appliance equipment.
Music playing module has 9 and triggers port, and namely A1-A9 these 9 arranges pin, has two kinds of control methods.
The first control method is:
These 9 ports are corresponding 9 first MP3 simultaneously, that First is first to the 9th respectively, music playing module stores all songs by TF card, and in TF card, music is numbered according to arabic numeral 1-9, can trigger corresponding song by giving the corresponding port that triggers with low level, Arduino controller provides a pulses low to A1 mouth, and music playing module plays First MP3.
The second control method is:
By the I/O port of Arduino controller, triggering mode of namely encoding is triggered to each port.Under coding triggering mode, the some multicast function of 32 songs can be possessed at most.Before powering on to module, first A10 ground connection, after module powers on, coding mode will be automatically switched to.Wherein A1-A5 is encoder port, and coded system is binary coding, and A1 is first.Such as want program request First MP3, set to 0 by A1, A2-A5 draws high.This kind of mode can be selected altogether: the first audio file of 2 × 2 × 2 × 2 × 2=32.
Apparatus control system comprises mobile terminal APP, wireless control module and control terminal.Mobile terminal APP is the terminal service routine for this control system's development, is arranged on mobile phone or panel computer.Person easy to use sends instruction by Long-distance Control.User is operated by the interface on mobile terminal APP, by bluetooth communication agreement, control information is sent to wireless control module.Wireless control module is Bluetooth receptions end, and steering order information is transferred to Arduino controller further.Arduino controller realizes the control to control terminal after accepting instruction, finally realizes the control to corresponding household electrical appliance.
Control terminal is by four relays external illuminating lamp, air-conditioning, electric fan, televisor respectively, and Arduino controller detects four relay on-off states in real time, carries out the on off state that permutation and combination goes out 16 kinds of relays.Arduino controller is according to this relay switch assembled state, and 16 songs prestored in music playing module select corresponding song to play, and facilitate special population to use.
Overall full size after intrasystem Arduino controller and every hardware installation is little, and each circuit also can very hidden being arranged among body of wall.
Mobile terminal APP is controlled relay by this control system, and then controls the duty of illumination and household electrical appliances.User also can use the language typing mode of unspecified person identification, Arduino controller is to passing through sound identification module, voice messaging and the identification entry pre-deposited are contrasted, and then send steering order, relay is controlled, and carries out voice broadcast by SYN6288 Chinese speech synthesis chip, simultaneously, Arduino controller, according to the duty of relay, plays corresponding background music by music playing module.
The foregoing is only embodiments of the invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. the intelligent home control system based on speech recognition, comprise: Arduino controller, speech recognition system, sensing system, Play System and apparatus control system, it is characterized in that: controller is connected with other parts, according to the information that sensing system and speech recognition system transmit, Play System and apparatus control system are controlled.
2. a kind of intelligent home control system based on speech recognition according to claim 1, it is characterized in that: described controller is Arduino controller, Arduino controller is AtmelAVR kernel.
3. a kind of intelligent home control system based on speech recognition according to claim 1, it is characterized in that: described speech recognition system comprises voice-input device and sound identification module, described voice identification control method is as follows:
(1) Arduino controller control LD3320 voice recognition chip initialization register, and write keyword (comprising the phonetic of mandarin and the phonetic of dialect) prepared in advance;
(2) audio collecting device gathers voice messaging, extracts keyword, compares;
(3) in Entrv catalog, Arduino controller opens interrupts, and LD3320 voice recognition chip uploads corresponding analysis result, and Arduino controller finally carries out correspondence to Play System and apparatus control system and controls;
(4) not in Entrv catalog, then program returns.
4. a kind of intelligent home control system based on speech recognition according to claim 1, it is characterized in that: described sensing system by Temperature Humidity Sensor, gas sensor and light sensor three part form, sensor and Arduino controller are wired connection.
5. a kind of intelligent home control system based on speech recognition according to claim 1, it is characterized in that: described Play System comprises synthesis and playing module, loudspeaker and music playing module, described synthesis and playing module adopt SYN6288 Chinese speech synthesis chip to carry out phonetic synthesis and output audio signal, it is connected with loudspeaker, under the control of Arduino controller, carries out the report of voice.
6. a kind of intelligent home control system based on speech recognition according to claim 5, it is characterized in that: described music playing module, according to the duty of throwing light on and home appliance is different, plays different music or voice under the control of Arduino controller.
7. a kind of intelligent home control system based on speech recognition according to claim 5, it is characterized in that: described music playing module control method, by the I/O port of Arduino controller, triggering mode of namely encoding is triggered to each port, Arduino controller carries out binary coding to five of A1-A5 encoder port, controls the first audio file of selection 32.
8. a kind of intelligent home control system based on speech recognition according to claim 1, is characterized in that: described apparatus control system comprises mobile terminal APP, wireless control module and control terminal,
Described control terminal is relay, and Arduino controller detects relay status in real time, and then judges the duty of household electrical appliances.
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CN111948950A (en) * | 2020-07-20 | 2020-11-17 | 青岛海尔空调器有限总公司 | System, method, device and equipment for voice remote control |
CN113790490A (en) * | 2021-10-09 | 2021-12-14 | 浙江久友电器科技有限公司 | Multifunctional cold and warm air purifier |
CN114489317A (en) * | 2020-11-13 | 2022-05-13 | 上海擎感智能科技有限公司 | Interaction method, interaction device, terminal and computer readable storage medium |
CN114779656A (en) * | 2022-04-29 | 2022-07-22 | 四川虹美智能科技有限公司 | Intelligent household appliance control method and system |
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