WO2019153477A1 - Procédé et appareil de commande à distance vocale - Google Patents

Procédé et appareil de commande à distance vocale Download PDF

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Publication number
WO2019153477A1
WO2019153477A1 PCT/CN2018/082031 CN2018082031W WO2019153477A1 WO 2019153477 A1 WO2019153477 A1 WO 2019153477A1 CN 2018082031 W CN2018082031 W CN 2018082031W WO 2019153477 A1 WO2019153477 A1 WO 2019153477A1
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WO
WIPO (PCT)
Prior art keywords
voice
ultrasonic
remote control
command
unit
Prior art date
Application number
PCT/CN2018/082031
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English (en)
Chinese (zh)
Inventor
熊宽
Original Assignee
深圳市沃特沃德股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Application filed by 深圳市沃特沃德股份有限公司 filed Critical 深圳市沃特沃德股份有限公司
Publication of WO2019153477A1 publication Critical patent/WO2019153477A1/fr

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/16—Sound input; Sound output
    • G06F3/167—Audio in a user interface, e.g. using voice commands for navigating, audio feedback
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; 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
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
    • G08C23/02—Non-electrical signal transmission systems, e.g. optical systems using infrasonic, sonic or ultrasonic waves
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L15/00—Speech recognition
    • G10L15/22—Procedures used during a speech recognition process, e.g. man-machine dialogue
    • G10L2015/223—Execution procedure of a spoken command

Definitions

  • the present invention relates to the field of smart home technology, and in particular to a voice remote control method and apparatus.
  • the remote control methods of home appliances mainly include WIFI network remote control, Bluetooth matching remote control and infrared matching remote control.
  • the WIFI network remote control requires the user to manually perform the networking operation, and the remote controller and the controlled device are connected under the same WIFI network.
  • the security is not high, and it is easy for the third party to invade the WIFI network to control the controlled device.
  • Bluetooth matching remote control and infrared matching remote control are point-to-point communication, which has high security, but also requires manual user to perform matching operation, and Bluetooth signal and infrared signal are easily interfered or interfere with other electromagnetic signals, affecting the stability of remote control, and infrared
  • the matching remote control mode also needs to align the remote controller with the controlled device, which is inconvenient to operate.
  • the remote control performance of the existing remote control mode is poor, and the user experience is not good.
  • the main object of the present invention is to provide a voice remote control method and apparatus for improving remote control performance and improving user experience.
  • an embodiment of the present invention provides a voice remote control method, where the method includes the following steps:
  • Ultrasonic coding the control command to generate an ultrasonic remote control signal
  • the ultrasonic remote control signal is transmitted outward.
  • control command includes a control object and a control instruction
  • step of performing ultrasonic coding on the control command includes:
  • the control command is ultrasonically encoded within the corresponding ultrasonic frequency band.
  • control command includes a control object and a control instruction
  • step of performing ultrasonic coding on the control command includes:
  • the identification code is added to the ultrasonic code.
  • the step of receiving a voice instruction includes:
  • the voice information is a voice command.
  • the method further includes:
  • the feedback information is output.
  • the step of receiving the voice instruction comprises: receiving a voice instruction by the sound collection unit.
  • the step of receiving the voice instruction comprises: receiving, by the wireless communication unit, a voice instruction sent by the external device.
  • the sound collection unit is a single microphone or a microphone array composed of at least two microphones.
  • the wireless communication unit is a Bluetooth unit, a WIFI unit or a cellular network unit.
  • the method is applied to a smart speaker.
  • the embodiment of the invention simultaneously provides a voice remote control device, the device comprising:
  • An instruction receiving module configured to receive a voice instruction
  • a voice recognition module configured to perform voice recognition on the voice command, and acquire a control command
  • An ultrasonic encoding module configured to ultrasonically encode the control command to generate an ultrasonic remote control signal
  • An ultrasonic transmitting module for transmitting the ultrasonic remote control signal outward.
  • control command includes a control object and a control instruction
  • ultrasonic coding module includes:
  • a first determining unit configured to determine a corresponding ultrasonic frequency band according to the control object
  • a coding unit configured to perform ultrasonic coding on the control instruction in the corresponding ultrasonic frequency band.
  • control command includes a control object and a control instruction
  • ultrasonic coding module includes:
  • a second determining unit configured to determine an identification code according to the control object
  • a coding unit configured to perform ultrasonic coding on the control instruction
  • an adding unit configured to add the identification code to the ultrasonic code.
  • the instruction receiving module includes:
  • a voice receiving unit configured to receive voice information
  • a determining unit configured to determine whether the wakeup keyword is included in the voice information
  • the instruction determining unit is configured to determine that the voice information is a voice instruction when the voice message includes a wakeup keyword.
  • the device further includes:
  • An ultrasonic receiving module configured to receive an ultrasonic feedback signal
  • An ultrasonic decoding module configured to perform ultrasonic decoding on the ultrasonic feedback signal to obtain feedback information
  • a feedback output module configured to output the feedback information.
  • the instruction receiving module is configured to: receive a voice instruction by using a sound collection unit.
  • the instruction receiving module is configured to: receive, by using a wireless communication unit, a voice instruction sent by an external device.
  • the device is applied to a smart speaker.
  • Embodiments of the present invention also provide a voice remote control device including a memory, a processor, and at least one application stored in the memory and configured to be executed by the processor, the application being configured to use The aforementioned voice remote control method is executed.
  • a voice remote control method provided by an embodiment of the present invention, by converting a voice command into an ultrasonic remote control signal and transmitting an ultrasonic remote control signal to the controlled controlled device, realizes voice remote control by ultrasonic waves, and liberates the user's hands.
  • the user does not need to manually perform the networking operation or the matching operation, thereby improving the convenience of operation;
  • the ultrasonic communication belongs to the point-to-point communication, and the security is high; the coincidence rate of the ultrasonic wave with other electromagnetic signals is low, and is not easily interfered by other electromagnetic signals. Therefore, the remote control stability is high; the ultrasonic wave spreads and spreads in the space, and it is not necessary to align the controlled equipment, thereby improving the convenience of operation and conveniently controlling a plurality of controlled devices.
  • the safety, stability and convenience of the remote control operation are improved, the remote control performance is greatly improved, and the user experience is improved.
  • FIG. 1 is a flow chart of a first embodiment of a voice remote control method of the present invention
  • FIG. 2 is a flow chart of a second embodiment of the voice remote control method of the present invention.
  • FIG. 3 is a block diagram showing a first embodiment of a voice remote control device of the present invention.
  • FIG. 4 is a block diagram of the instruction receiving module of FIG. 3;
  • FIG. 5 is a block diagram of the ultrasonic encoding module of Figure 3;
  • Figure 6 is another block diagram of the ultrasonic encoding module of Figure 3.
  • Figure 7 is a block diagram showing a second embodiment of the voice remote control device of the present invention.
  • terminal and terminal device used herein include both a wireless signal receiver device, a device having only a wireless signal receiver without a transmitting capability, and a receiving and transmitting hardware.
  • Such devices may include: cellular or other communication devices having a single line display or a multi-line display or a cellular or other communication device without a multi-line display; PCS (Personal Communications Service, a personal communication system that can combine voice, data processing, fax and/or data communication capabilities; PDA (Personal Digital Assistant), which can include radio frequency receivers, pagers, Internet/Intranet access, Web browser, notepad, calendar and/or GPS (Global Positioning System) receiver; conventional laptop and/or palmtop computer or other device with and/or conventional knee including radio frequency receiver Up and/or palmtop or other device.
  • PCS Personal Communications Service
  • PDA Personal Digital Assistant
  • GPS Global Positioning System
  • terminal may be portable, transportable, installed in a vehicle (aviation, sea and/or land), or adapted and/or configured to operate locally, and/or Run in any other location on the Earth and/or space in a distributed form.
  • the "terminal” and “terminal device” used herein may also be a communication terminal, an internet terminal, a music/video playing terminal, and may be, for example, a PDA or a MID (Mobile).
  • Internet Device, mobile Internet device) and/or mobile phone with music/video playback function can also be smart TV, set-top box and other devices.
  • the server used herein includes, but is not limited to, a computer, a network host, a single network server, a plurality of network server sets, or a cloud composed of a plurality of servers.
  • the cloud is composed of a large number of computers or network servers based on Cloud Computing, which is a kind of distributed computing, a super virtual computer composed of a group of loosely coupled computers.
  • communication can be implemented by any communication means between the server, the terminal device and the WNS server, including but not limited to, mobile communication based on 3GPP, LTE, WIMAX, and computer network communication based on TCP/IP and UDP protocols. And short-range wireless transmission based on Bluetooth and infrared transmission standards.
  • the voice remote control method and device of the embodiment of the present invention are mainly used for remote control of home appliances, and may of course be used for remote control of other electronic devices, which is not limited by the present invention.
  • the voice remote control method and device can be applied to a dedicated remote controller, and can also be applied to an existing terminal device or a smart home device.
  • the remote controller may be a portable device or a non-portable device.
  • the terminal device may be a mobile terminal such as a mobile phone or a tablet
  • the smart home device may be a smart speaker, a smart refrigerator, a smart air conditioner, a smart TV, and the like. The following is a detailed description of the application to the smart speaker.
  • a first embodiment of a voice remote control method of the present invention is presented.
  • the method includes the following steps:
  • the smart speaker includes a sound collection unit that receives voice commands through the sound collection unit.
  • the sound collection unit may be a single microphone or a microphone array composed of at least two microphones.
  • the intelligent speaker collects voice signals (voice commands) through a single microphone or microphone array, and performs a series of processing such as filtering amplification, noise reduction, analog-to-digital conversion on the voice signals, and converts the voice signals from the analog signal form to the digital signal form.
  • the smart speaker includes a wireless communication unit that receives a voice command sent by the external device through the wireless communication unit.
  • the wireless communication unit may be any one of a Bluetooth unit, a WIFI unit or a cellular network unit.
  • the smart speaker establishes a wireless connection with a mobile terminal such as a mobile phone or a tablet through a Bluetooth unit, a WIFI unit or a cellular network unit, and receives a voice command sent by the mobile terminal.
  • a mobile terminal such as a mobile phone or a tablet
  • a WIFI unit or a cellular network unit
  • a wake-up keyword can also be set, and the home appliance can be controlled only when a wake-up keyword is added during voice control.
  • the smart speaker receives the voice information, and determines whether the voice message includes the wake-up keyword; when the voice message includes the wake-up keyword, the smart speaker determines that the voice message is a voice command; when the voice mailbox does not include the wake-up keyword The smart speaker determines that the voice message is not a voice command and discards the voice message.
  • the smart speaker can detect the wake-up keyword for each collected voice information, that is, the user needs to speak the wake-up keyword every time the user performs voice control. It is also possible to perform a wake-up keyword detection within a certain period of time, that is, when the smart speaker is woken up, the user does not need to say the wake-up keyword again when the user performs voice control again within a certain period of time, and the next one is not received when the preset time is exceeded.
  • the smart speaker enters the sleep state again, and the user needs to wake up again by waking up the keyword, thereby improving the convenience of voice control.
  • the intelligent speaker performs voice recognition on the voice command, converts the voice command into text information, and acquires the control command included in the voice command.
  • the smart speaker can perform voice recognition on the voice command locally, or send the voice command to the server in the cloud, and the server performs voice recognition on the voice command, and receives the text information returned by the server, thereby acquiring the control command.
  • the smart speaker can remotely control only one household electrical appliance, and can also remotely control at least two household electrical appliances.
  • the control command needs to include a control object and a control command, wherein: the control object is a home appliance that needs to be controlled, such as a television, an air conditioner, a fan, a refrigerator, etc.; the control command needs to control the execution of the object. Actions such as turning on, off, raising/lowering the volume/temperature, switching to the previous/next, and so on.
  • control command is “turn on the air conditioner”, the control object is “air conditioner”, the control command is “on”; if the control command is “teleten the TV volume”, the control object is “television”, and the control command is “turn up the volume”. ".
  • different ultrasonic frequency bands may be allocated to different controlled devices (such as home electric appliances), and the smart speakers send ultrasonic waves of different frequency bands to different home electric devices, and each household electrical device only receives ultrasonic waves of a specific frequency band.
  • controlled devices such as home electric appliances
  • the smart speaker determines an ultrasonic frequency band corresponding to the control object according to the control object, and then ultrasonically encodes the control command in the corresponding ultrasonic frequency band to generate an ultrasonic remote control signal. Only the control object specified by the control command can receive the ultrasonic remote control signal, and decode the ultrasonic remote control signal to obtain a corresponding control command, and execute the control command.
  • the smart speaker can assign different identification codes to different home appliances, and the home appliance uses the identification code to identify whether the received ultrasonic wave is an ultrasonic remote control signal sent to itself.
  • the smart speaker determines an identification code corresponding to the control object according to the control object, and ultrasonically encodes the control command in a preset ultrasonic frequency band, and then adds the identification code to the head of the ultrasonic code, which may of course be added to An ultrasonic remote control signal is generated at other parts such as the tail.
  • the identification signal identifies that the ultrasonic remote control signal is transmitted to itself, and then decodes the ultrasonic remote control signal to obtain a control command, and executes the control command.
  • the ultrasonic remote control signal is transmitted through the ultrasonic transmitter.
  • the controlled device such as the household electrical appliance parses the ultrasonic remote control signal, acquires a control command, and executes the control command.
  • step S15 the following steps are further included:
  • the execution result is sent to the smart speaker in the form of an ultrasonic feedback signal, and the smart speaker receives the ultrasonic feedback signal sent by the controlled device through the ultrasonic receiver.
  • the intelligent speaker ultrasonically decodes the ultrasonic feedback signal to obtain the execution result of the feedback of the controlled device, that is, the feedback information.
  • the feedback information is as follows: execution success, execution failure, air conditioner startup success, TV volume adjustment success, fan shutdown failure, and the like.
  • the smart speaker can output feedback information through a sounding device (such as a speaker), or display feedback information through the display screen, or indicate the feedback information by means of the light being turned on and off.
  • a sounding device such as a speaker
  • the smart speaker can only output feedback information to remind the user when the remote control fails, and can also output feedback information to remind the user whether the remote control fails or the remote control succeeds.
  • the user can know the remote control result in time and improve the user experience.
  • the voice remote control method of the embodiment of the present invention liberates the hands of the user by converting the voice command into an ultrasonic remote control signal and transmitting the ultrasonic remote control signal to the controlled controlled device, thereby realizing the voice remote control by the ultrasonic wave.
  • the user does not need to manually perform the networking operation or the matching operation, thereby improving the convenience of operation;
  • the ultrasonic communication belongs to the point-to-point communication, and the security is high; the coincidence rate of the ultrasonic wave with other electromagnetic signals is low, and is not easily interfered by other electromagnetic signals. Therefore, the remote control stability is high; the ultrasonic wave spreads and spreads in the space, and it is not necessary to align the controlled equipment, thereby improving the convenience of operation and conveniently controlling a plurality of controlled devices.
  • the safety, stability and convenience of the remote control operation are improved, the remote control performance is greatly improved, and the user experience is improved.
  • the device includes an instruction receiving module 10, a voice recognition module 20, an ultrasound encoding module 30, and an ultrasound transmitting module 40, wherein: the command receiving module 10 is configured to receive a voice command; a voice recognition module 20, configured to perform voice recognition on the voice command, and obtain a control command; the ultrasonic code module 30 is configured to ultrasonically encode the control command to generate an ultrasonic remote control signal; and the ultrasonic transmitting module 40 is configured to transmit the sound Ultrasonic remote control signal.
  • the smart speaker includes a sound collection unit, and the command receiving module 10 receives the voice command through the sound collection unit.
  • the sound collection unit may be a single microphone or a microphone array composed of at least two microphones.
  • the instruction receiving module 10 collects a voice signal (a voice command) through a single microphone or a microphone array, and performs a series of processing such as filtering, amplifying, noise reduction, analog-to-digital conversion on the voice signal, and converting the voice signal from an analog signal form to a digital signal form. .
  • the smart speaker includes a wireless communication unit, and the command receiving module 10 receives the voice command sent by the external device through the wireless communication unit.
  • the wireless communication unit can be any one of a Bluetooth unit, a WIFI unit, or a cellular network unit.
  • the command receiving module 10 establishes a wireless connection with a mobile terminal such as a mobile phone or a tablet through a Bluetooth unit, a WIFI unit, or a cellular network unit, and receives the voice sent by the mobile terminal.
  • the instructions enable the user to control the household appliance by means of the mobile terminal either remotely or even outside.
  • the instruction receiving module 10 includes a voice receiving unit 11, a determining unit 12, and an instruction determining unit 13 as shown in FIG. 4, wherein: the voice receiving unit 11 is configured to receive voice information; and the determining unit 12 is configured to determine voice information. Whether the wake-up keyword is included in the instruction; the instruction determining unit 13 is configured to determine that the voice information is a voice command when the voice message includes the wake-up keyword; and when the voice mail box does not include the wake-up keyword, the smart speaker determines that the voice information is not Voice command, discard the voice message.
  • the instruction receiving module 10 can perform the detection of the wake-up keyword for each collected voice information, that is, the user needs to speak the wake-up keyword each time the voice control is performed by the user. It is also possible to perform the detection of the wake-up keyword within a certain period of time, that is, after the smart speaker is woken up, the command receiving module 10 does not need to say the wake-up keyword again when the user performs voice control again within a certain period of time, only when the preset time is exceeded. When the next voice command is received, the smart speaker enters the sleep state again, and the user needs to wake up again by waking up the keyword, thereby improving the convenience of voice control.
  • the voice recognition module 20 performs voice recognition on the voice command, and converts the voice command into text information, thereby acquiring a control command included in the voice command.
  • the voice recognition module 20 can perform voice recognition on the voice command locally, or send the voice command to the server in the cloud, and the server performs voice recognition on the voice command, and receives the text information returned by the server, thereby acquiring the control command.
  • the smart speaker can remotely control only one household electrical appliance, and can also remotely control at least two household electrical appliances.
  • the control command needs to include a control object and a control command, wherein: the control object is a home appliance that needs to be controlled, such as a television, an air conditioner, a fan, a refrigerator, etc.; the control command needs to control the execution of the object. Actions such as turning on, off, raising/lowering the volume/temperature, switching to the previous/next, and so on.
  • control command is “turn on the air conditioner”, the control object is “air conditioner”, the control command is “on”; if the control command is “teleten the TV volume”, the control object is “television”, and the control command is “turn up the volume”. ".
  • different ultrasonic frequency bands may be allocated to different controlled devices (such as home electric appliances), and the smart speakers send ultrasonic waves of different frequency bands to different home electric devices, and each household electrical device only receives ultrasonic waves of a specific frequency band.
  • controlled devices such as home electric appliances
  • the ultrasound encoding module 30 includes a first determining unit 31 and an encoding unit 32, as shown in FIG. 5, wherein: the first determining unit 31 is configured to determine an ultrasonic frequency band corresponding to the control object according to the control object; 32. It is used for ultrasonically encoding a control command in a corresponding ultrasonic frequency band to generate an ultrasonic remote control signal. Only the control object specified by the control command can receive the ultrasonic remote control signal, and decode the ultrasonic remote control signal to obtain a corresponding control command, and execute the control command.
  • the ultrasonic encoding module may assign different identification codes to different home appliances, and the home appliance identifies, by the identification code, whether the received ultrasonic waves are ultrasonic remote control signals sent to oneself.
  • the ultrasound encoding module 30 includes a second determining unit 33, an encoding unit 32, and an adding unit 34, as shown in FIG. 6, wherein: the second determining unit 33 is configured to determine an identification code according to the control object; and the encoding unit 32 uses The control command is ultrasonically encoded in a preset ultrasonic frequency band; an adding unit 34 is configured to add the identification code to the ultrasonic code, and may be added to the head, tail or other parts of the ultrasonic code to generate an ultrasonic remote control signal.
  • the identification signal identifies that the ultrasonic remote control signal is transmitted to itself, and then decodes the ultrasonic remote control signal to obtain a control command, and executes the control command.
  • the ultrasonic transmitting module 40 transmits the ultrasonic remote control signal through the ultrasonic transmitter.
  • the controlled device such as the household electrical appliance parses the ultrasonic remote control signal, acquires a control command, and executes the control command.
  • the device further includes an ultrasound receiving module 50, an ultrasound decoding module 60, and a feedback output module 70, wherein: the ultrasound receiving module 50 is configured to Receiving an ultrasonic feedback signal; the ultrasonic decoding module 60 is configured to perform ultrasonic decoding on the ultrasonic feedback signal to obtain feedback information; and the feedback output module 70 is configured to output feedback information.
  • the execution result is sent to the smart speaker in the form of an ultrasonic feedback signal, and the ultrasonic receiving module 50 receives the ultrasonic feedback signal sent by the controlled device through the ultrasonic receiver.
  • the ultrasonic decoding module 60 performs ultrasonic decoding on the ultrasonic feedback signal to obtain an execution result of the feedback of the controlled device, that is, feedback information.
  • the feedback information is as follows: execution success, execution failure, air conditioner startup success, TV volume adjustment success, fan shutdown failure, and the like.
  • the feedback output module 70 can output feedback information through a sounding device (such as a speaker), and can also display feedback information through a display screen, or indicate the feedback information by means of light being turned on or off.
  • a sounding device such as a speaker
  • the feedback output module 70 can output the feedback information to remind the user only when the remote control fails, and can also output the feedback information to remind the user whether the remote control fails or the remote control succeeds.
  • the user can know the remote control result in time and improve the user experience.
  • the voice remote control device of the embodiment of the present invention liberates the hands of the user by converting the voice command into an ultrasonic remote control signal and transmitting the ultrasonic remote control signal to the controlled controlled device, thereby realizing the voice remote control by the ultrasonic wave.
  • the user does not need to manually perform the networking operation or the matching operation, thereby improving the convenience of operation;
  • the ultrasonic communication belongs to the point-to-point communication, and the security is high; the coincidence rate of the ultrasonic wave with other electromagnetic signals is low, and is not easily interfered by other electromagnetic signals. Therefore, the remote control stability is high; the ultrasonic wave spreads and spreads in the space, and it is not necessary to align the controlled equipment, thereby improving the convenience of operation and conveniently controlling a plurality of controlled devices.
  • the safety, stability and convenience of the remote control operation are improved, the remote control performance is greatly improved, and the user experience is improved.
  • the present invention also contemplates a voice remote control device comprising a memory, a processor and at least one application stored in the memory and configured to be executed by the processor, the application being configured to perform a voice remote control method.
  • the voice remote control method includes the following steps: receiving a voice command; performing voice recognition on the voice command, acquiring a control command; performing ultrasonic code on the control command to generate an ultrasonic remote control signal; and transmitting the ultrasonic remote control signal outward.
  • the voice remote control method described in this embodiment is the voice remote control method according to the foregoing embodiment of the present invention, and details are not described herein again.
  • the present invention includes apparatus that is directed to performing one or more of the operations described herein. These devices may be specially designed and manufactured for the required purposes, or may also include known devices in a general purpose computer. These devices have computer programs stored therein that are selectively activated or reconfigured.
  • Such computer programs may be stored in a device (eg, computer) readable medium or in any type of medium suitable for storing electronic instructions and coupled to a bus, respectively, including but not limited to any Types of disks (including floppy disks, hard disks, optical disks, CD-ROMs, and magneto-optical disks), ROM (Read-Only Memory), RAM (Random Access Memory), EPROM (Erasable Programmable) Read-Only Memory, EEPROM (Electrically Erasable) Programmable Read-Only Memory, flash memory, magnetic card or light card.
  • a readable medium includes any medium that is stored or transmitted by a device (eg, a computer) in a readable form.
  • each block of the block diagrams and/or block diagrams and/or flow diagrams and combinations of blocks in the block diagrams and/or block diagrams and/or flow diagrams can be implemented by computer program instructions. .
  • these computer program instructions can be implemented by a general purpose computer, a professional computer, or a processor of other programmable data processing methods, such that the processor is executed by a computer or other programmable data processing method.
  • steps, measures, and solutions in the various operations, methods, and processes that have been discussed in the present invention may be alternated, changed, combined, or deleted. Further, other steps, measures, and schemes of the various operations, methods, and processes that have been discussed in the present invention may be alternated, modified, rearranged, decomposed, combined, or deleted. Further, the steps, measures, and solutions in the prior art having various operations, methods, and processes disclosed in the present invention may also be alternated, changed, rearranged, decomposed, combined, or deleted.

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Abstract

L'invention concerne un procédé et un appareil de commande à distance vocale, ledit appareil faisant appel aux étapes suivantes : recevoir un ordre vocal ; effectuer une reconnaissance vocale de l'ordre vocal pour obtenir une instruction de commande ; coder par ultrasons l'instruction de commande afin de générer un signal ultrasonore de commande à distance ; transmettre le signal ultrasonore de commande à distance vers l'extérieur. Ainsi, la commande à distance vocale est obtenue au moyen d'ondes ultrasonores, libérant les mains de l'utilisateur. En outre, l'utilisateur n'a pas besoin d'effectuer manuellement d'opération de connexion au réseau ou d'opération d'appariement, améliorant ainsi la commodité de fonctionnement ; la communication ultrasonore est une communication de point à point, et la sécurité est élevée ; le taux de coïncidence entre des ondes ultrasonores et d'autres signaux électromagnétiques est faible, et il est rare qu'une interférence soit provoquée par d'autres signaux électromagnétiques, par conséquent la stabilité de commande à distance est élevée ; les ondes ultrasonores se dispersent et se propagent dans l'espace, et il n'est pas nécessaire d'aligner des dispositifs commandés ; la commodité de fonctionnement est améliorée, et la commande à distance d'une pluralité de dispositifs commandés est également facile. Ainsi, la sécurité, la stabilité et la commodité de l'opération de commande à distance sont augmentées, la performance de commande à distance est considérablement améliorée, et l'expérience d'utilisateur est améliorée.
PCT/CN2018/082031 2018-02-09 2018-04-04 Procédé et appareil de commande à distance vocale WO2019153477A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201810135243.4 2018-02-09
CN201810135243.4A CN108172227A (zh) 2018-02-09 2018-02-09 语音遥控方法和装置

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WO2019153477A1 true WO2019153477A1 (fr) 2019-08-15

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Cited By (1)

* Cited by examiner, † Cited by third party
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CN113709009A (zh) * 2021-08-31 2021-11-26 北京小米移动软件有限公司 设备通信方法、装置、电子设备及存储介质

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