CN111724790A - Redundancy control method based on multiple intelligent voice devices - Google Patents
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Abstract
The invention discloses a redundancy control method based on a plurality of intelligent voice devices, which comprises the following steps: setting a priority election strategy of a central control node on a cloud platform and sending a downloading instruction to a plurality of intelligent voice devices; and downloading the preferential election strategy by the plurality of intelligent voice devices and performing mutual cooperative control. According to the redundancy control method based on the multiple intelligent voice devices, the preferential election strategy is set on the cloud platform, the multiple intelligent voice devices are cooperatively controlled according to the preferential election strategy, when the current central control node fails, the control right is transferred according to the preset default strategy, a new central control node is elected, cooperative control among the multiple intelligent voice devices is continued, and therefore redundancy control among the multiple intelligent voice devices is completed, and the problem of single-point failure is solved.
Description
Technical Field
The invention belongs to the technical field of cooperative control of intelligent voice equipment, and particularly relates to a redundancy control method based on a plurality of intelligent voice equipment.
Background
The speech recognition technology is a high-tech technology for converting a speech signal into a corresponding text or command by a machine through recognition and understanding, and is widely applied to various fields such as industry, home appliances, communication, automotive electronics, medical care, home services, consumer electronics, and the like. Along with popularization and application of AI intelligent voice recognition, many intelligent devices have an AI voice recognition function.
However, when a plurality of intelligent voice devices work together to perform human-computer interaction in a fixed environment, the phenomena that the intelligent voice devices are abnormally awakened, play wrong voice and execute abnormal actions due to the fact that microphones and loudspeakers of the plurality of intelligent devices work together often occur, and therefore the plurality of intelligent voice devices cannot work in a coordinated mode. Meanwhile, the patent with the patent number of CN201910428534.7 is found through a patent retrieval tool, and the problems of equipment cooperation, wrong semantic analysis and the like are solved by uniformly controlling equipment through a central node, but once the central node is abnormal, the problem that other equipment cannot work is caused, and the whole AI voice control method is paralyzed. For the user, not only the normal use of the device functions is not possible, but also a high maintenance cost is required.
Disclosure of Invention
In order to solve the above problems, the present invention provides a redundancy control method based on multiple intelligent voice devices, which performs cooperative control among multiple intelligent voice devices by presetting a priority election policy on a cloud platform, and transfers a control right according to a preset default policy when a current central control node fails, thereby completing redundancy control among multiple intelligent voice devices and solving a single point failure problem.
The technical scheme adopted by the invention is as follows:
a redundancy control method based on a plurality of intelligent voice devices comprises the following steps:
s1, setting a priority election strategy of the central control node on the cloud platform and sending a downloading instruction to the intelligent voice devices;
s2, downloading the preferential election strategy by the intelligent voice devices and performing mutual cooperative control;
and S3, when the current central control node elected according to the preferred election strategy has a fault, transferring the control right of the plurality of intelligent voice devices according to a default strategy, electing a new central control node, and further completing the redundancy control among the plurality of intelligent voice devices.
Preferably, the S1 specifically includes the following steps:
s11, setting a priority election strategy of the central control node on the cloud platform, and further automatically generating a priority election strategy file on the cloud platform;
s12, the cloud platform automatically sends a downloading instruction of the preferred election strategy file to the intelligent voice devices.
Preferably, the S2 specifically includes the following steps:
s21, after receiving a downloading instruction of the preferred election strategy file sent by the cloud platform, the intelligent voice devices automatically complete downloading of the preferred election strategy file;
and S22, the plurality of intelligent voice devices elect the current master intelligent voice device according to the priority election strategy file so as to be used for cooperatively controlling other current slave intelligent voice devices.
Preferably, the S22 specifically includes the following steps:
s221, the plurality of intelligent voice devices automatically analyze the downloaded preferred election strategy file, meanwhile, an election mode is started by an original default master intelligent voice device, and other original default slave intelligent voice devices all send election instructions to the original default master intelligent voice device;
s222, after the original default master intelligent voice device receives election instructions sent by all original default slave intelligent voice devices, the current master intelligent voice device is confirmed, and an authorized master token instruction is sent to the current master intelligent voice device;
s223, the current master intelligent voice device sends a confirmation signal to the original default master intelligent voice device after receiving the master token, and the original default master intelligent voice device invalidates the master token of the current master intelligent voice device after receiving the confirmation signal and automatically switches to the slave intelligent voice device;
and S224, the current master intelligent voice device informs all current slave intelligent voice devices to close the hardware, activates the hardware, and starts to perform cooperative control on all current slave intelligent voice devices.
Preferably, the plurality of intelligent voice devices each analyze the downloaded preference policy file by using a policy analyzer arranged inside the intelligent voice device.
Preferably, the S3 specifically includes the following steps:
s31, when all the current slave intelligent voice devices do not receive the heartbeat instruction sent by the current master intelligent voice device within a preset time, the current central control node elected by the priority election strategy is considered to be in fault, and an election notice is sent to all the current slave intelligent voice devices by the cloud platform;
s32, each current slave intelligent voice device automatically enters an election mode after receiving N-2 election notifications, wherein N is the total number of the multiple intelligent voice devices;
s33, reselecting a new master intelligent voice device by the current slave intelligent voice device according to a default strategy;
s34, the new master intelligent voice device sends election results to other slave intelligent voice devices, and the other slave intelligent voice devices receive the election results and automatically close hardware after confirming that the slave intelligent voice devices are not elected as the new master intelligent voice devices;
and S35, automatically opening the hardware of the new master intelligent voice device when the new master intelligent voice device is activated, starting to communicate with the cloud platform, automatically sending heartbeat messages to other slave intelligent voice devices, and starting to continuously carry out cooperative control on other slave intelligent voice devices.
Preferably, the default policy is preset on the cloud platform.
Preferably, the method further comprises the following steps:
s4, all set up the pronunciation execution module in a plurality of intelligent speech equipment to be used for the parameter of a plurality of intelligent speech equipment of unified standard.
Preferably, the parameters include sampling frequency and volume.
Preferably, the hardware comprises a microphone and a loudspeaker.
Compared with the prior art, the redundancy control method based on the multiple intelligent voice devices has the advantages that the priority election strategy is set on the cloud platform, the multiple intelligent voice devices are cooperatively controlled according to the priority election strategy, when the current central control node fails, the control right is transferred according to the preset default strategy, a new central control node is elected, cooperative control among the multiple intelligent voice devices is continued, accordingly, redundancy control among the multiple intelligent voice devices is completed, and the problem of single-point failure is solved.
Drawings
Fig. 1 is a schematic flowchart of a redundancy control method based on multiple intelligent voice devices according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a software structure of a redundancy control method based on multiple intelligent voice devices according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
An embodiment of the present invention provides a redundancy control method based on multiple intelligent voice devices, as shown in fig. 1 and 2, including the following steps:
s1, setting a priority election strategy of the central control node on the cloud platform and sending a downloading instruction to the intelligent voice devices;
s2, downloading the preferential election strategy by the intelligent voice devices and performing mutual cooperative control;
and S3, when the current central control node elected according to the preferred election strategy has a fault, transferring the control right of the plurality of intelligent voice devices according to a default strategy, electing a new central control node, and further completing the redundancy control among the plurality of intelligent voice devices.
Therefore, by setting the priority election strategy on the cloud platform and then sending a downloading instruction to the plurality of intelligent voice devices, the plurality of intelligent voice devices can carry out cooperative control among the plurality of intelligent voice devices after downloading the priority election strategy, when the current central control node elected according to the priority election strategy fails, the plurality of intelligent voice devices automatically transfer the control right according to the default strategy and elect a new central control node again, thereby completing the redundancy control among the plurality of intelligent voice devices, even if the original central node fails, the normal work of other intelligent voice devices cannot be influenced, and the problem of single-point failure is solved.
The S1 specifically includes the following steps:
s11, setting a priority election strategy of the central control node on the cloud platform, and further automatically generating a priority election strategy file on the cloud platform;
s12, the cloud platform automatically sends a downloading instruction of the preferred election strategy file to the intelligent voice devices.
Therefore, by setting the preferential election strategy of the central control node on the cloud platform, the preferential election strategy file can be automatically generated on the cloud platform, and the downloading instruction of the preferential election strategy file can be automatically sent to the plurality of intelligent voice devices, so that the plurality of intelligent voice devices can download the preferential election strategy file.
The S2 specifically includes the following steps:
s21, after receiving a downloading instruction of the preferred election strategy file sent by the cloud platform, the intelligent voice devices automatically complete downloading of the preferred election strategy file;
and S22, the plurality of intelligent voice devices elect the current master intelligent voice device according to the priority election strategy file so as to be used for cooperatively controlling other current slave intelligent voice devices.
In this way, after receiving the downloading instruction, the plurality of intelligent voice devices automatically download the election policy file, and elect the current master intelligent voice device according to the election policy file, so as to perform cooperative control on other current slave intelligent voice devices.
The S22 specifically includes the following steps:
s221, the plurality of intelligent voice devices automatically analyze the downloaded preferred election strategy file, meanwhile, an election mode is started by an original default master intelligent voice device, and other original default slave intelligent voice devices all send election instructions to the original default master intelligent voice device;
s222, after the original default master intelligent voice device receives election instructions sent by all original default slave intelligent voice devices, the current master intelligent voice device is confirmed, and an authorized master token instruction is sent to the current master intelligent voice device;
s223, the current master intelligent voice device sends a confirmation signal to the original default master intelligent voice device after receiving the master token, and the original default master intelligent voice device invalidates the master token after receiving the confirmation signal and automatically switches to the slave intelligent voice device;
and S224, the current master intelligent voice device informs all current slave intelligent voice devices to close the hardware, activates the hardware, and starts to perform cooperative control on all current slave intelligent voice devices.
Therefore, the plurality of intelligent voice devices can switch the control device from the original default main intelligent voice device to the current main intelligent voice device according to the priority election strategy file real-time strategy, and can normally perform cooperative control on all the current auxiliary intelligent voice devices.
And a plurality of intelligent voice devices analyze the downloaded preference policy file by adopting an internally-arranged policy analyzer.
Therefore, the plurality of intelligent voice devices can correctly analyze the preferred election strategy file through the built-in strategy analyzer, and therefore the preferred election strategy is conveniently executed.
The S3 specifically includes the following steps:
s31, when all the current slave intelligent voice devices do not receive the heartbeat instruction sent by the current master intelligent voice device within a predetermined time period, regarding that the current central control node (i.e. the current master intelligent voice device) elected by the preferred election policy is faulty, and sending an election notification to all the current slave intelligent voice devices by the cloud platform;
s32, each current slave intelligent voice device automatically enters an election mode after receiving N-2 election notifications, wherein N is the total number of the multiple intelligent voice devices;
s33, reselecting a new master intelligent voice device by the current slave intelligent voice device according to a default strategy;
s34, the new master intelligent voice device sends election results to other slave intelligent voice devices, and the other slave intelligent voice devices receive the election results and automatically close hardware after confirming that the slave intelligent voice devices are not elected as the current master intelligent voice devices;
and S35, automatically opening the hardware of the new master intelligent voice device when the new master intelligent voice device is activated, starting to communicate with the cloud platform, automatically sending heartbeat messages to other slave intelligent voice devices, and starting to continuously carry out cooperative control on other slave intelligent voice devices.
Therefore, when the central control node (namely the current main intelligent voice equipment) selected by the set preferred election strategy fails, the main control equipment can be transferred according to the default strategy preset by the cloud platform, so that the normal use of other intelligent voice equipment is not influenced, the redundancy among a plurality of intelligent voice equipment is realized, and the problem of single-point failure is solved.
The default strategy is preset on the cloud platform.
Therefore, when the central control node selected by the preferred election strategy fails, the main control equipment can be immediately transferred according to the default strategy, so that normal use of other intelligent voice equipment is ensured, and the intelligent voice equipment is not influenced by the failed equipment.
Also comprises the following steps:
s4, all set up the pronunciation execution module in a plurality of intelligent speech equipment to be used for the parameter of a plurality of intelligent speech equipment of unified standard.
Like this, through set up unified standard pronunciation execution module respectively in a plurality of intelligent voice device, can make a plurality of intelligent voice device parameter standardization, be convenient for carry out speech control management in unison.
The parameters include sampling frequency and volume.
Therefore, the microphones and the loudspeakers of the intelligent voice devices can be controlled uniformly and conveniently by standardizing the sampling frequency and the volume of the intelligent voice devices.
The hardware includes a microphone and a speaker.
Therefore, the microphone and the loudspeaker are unified and standardized, so that the voice receiving and outputting of the intelligent voice devices are controlled in a unified mode.
The specific working process is as follows:
and S1, setting a priority election strategy of the central control node on the cloud platform and sending a downloading instruction to the intelligent voice devices.
S11, adding a smoke exhaust ventilator priority election strategy (automatically generating a strategy file in the system) of a central control node on the cloud platform, presetting N intelligent voice devices in total,
s12, the cloud platform automatically sends a policy downloading instruction to all the intelligent voice devices.
And S2, downloading a preference election strategy by the plurality of intelligent voice devices and performing cooperative control among the plurality of intelligent voice devices.
S21, after receiving the instruction, the plurality of intelligent voice devices automatically complete the downloading of the election strategy file;
s22, the plurality of intelligent voice devices elect a current master intelligent voice device according to the priority election strategy file so as to be used for cooperatively controlling the current slave intelligent voice devices;
s221, the strategy resolvers of the intelligent voice equipment ends automatically resolve the downloaded strategies, and actively inform an original Master (original default intelligent voice equipment) that the Slave (Slave intelligent voice equipment) can start to be switched;
s222, after receiving election instructions sent by all Slave devices, the original Master sends an authorized Master token to the range hood (the current intelligent voice device Master);
s223, after the original Master receives the confirmation response of the range hood equipment, the original Master invalidates the Master token and automatically switches to Slave;
s224, the range hood informs all Slave to turn off the wheat and the horn and activate the mani resources of the Slave, and after the range hood equipment is activated, the wheat and the horn of the range hood start to work normally to form cooperative control among a plurality of intelligent voice equipment which is controlled by the range hood in a priority mode.
And S3, when the current central control node elected according to the preferred election strategy has a fault, transferring the control right of the plurality of intelligent voice devices according to a default strategy, electing a new central control node, and further completing the redundancy control among the plurality of intelligent voice devices.
S31, when all the current slave intelligent voice devices do not receive the heartbeat instruction sent by the current master intelligent voice device within a preset time, the central control node (namely the range hood) elected by the preferred election strategy is considered to have a fault, power-off and shutdown, and an election notice is sent to all the current slave intelligent voice devices by the cloud platform, wherein the preset time can be freely set in advance;
s32, after receiving N-2 election notices, other Slaves automatically enter an election mode;
s33, other Slaves reformulate a new Master according to a default strategy (such as a random number strategy);
s34, after a new Master elects, a Master election result notification is sent to other Slave devices, after the other slaves receive the election result, the other slaves confirm that the masters are not elected as the new masters, and hardware resources (a microphone and a loudspeaker) are automatically closed;
and S35, automatically opening hardware resources (a microphone and a loudspeaker) when the new Master is activated, starting to communicate with the cloud, and automatically sending heartbeat messages to the Slave.
According to the redundancy control method based on the multiple intelligent voice devices, the preferential election strategy is set on the cloud platform, the multiple intelligent voice devices are cooperatively controlled according to the preferential election strategy, when the current central control node fails, the control right is transferred according to the preset default strategy, a new central control node is elected, cooperative control among the multiple intelligent voice devices is continued, and therefore redundancy control among the multiple intelligent voice devices is completed, and the problem of single-point failure is solved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A redundancy control method based on a plurality of intelligent voice devices is characterized by comprising the following steps:
s1, setting a priority election strategy of the central control node on the cloud platform and sending a downloading instruction to the intelligent voice devices;
s2, downloading the preferential election strategy by the intelligent voice devices and performing mutual cooperative control;
and S3, when the current central control node elected according to the preferred election strategy has a fault, transferring the control right of the plurality of intelligent voice devices according to a default strategy, electing a new central control node, and further completing the redundancy control among the plurality of intelligent voice devices.
2. The method for controlling redundancy based on multiple intelligent voice devices according to claim 1, wherein the S1 specifically comprises the following steps:
s11, setting a priority election strategy of the central control node on the cloud platform, and further automatically generating a priority election strategy file on the cloud platform;
s12, the cloud platform automatically sends a downloading instruction of the preferred election strategy file to the intelligent voice devices.
3. The method for controlling redundancy based on multiple intelligent voice devices according to claim 2, wherein the S2 specifically comprises the following steps:
s21, after receiving a downloading instruction of the preferred election strategy file sent by the cloud platform, the intelligent voice devices automatically complete downloading of the preferred election strategy file;
and S22, the plurality of intelligent voice devices elect the current master intelligent voice device according to the priority election strategy file so as to be used for cooperatively controlling other current slave intelligent voice devices.
4. The method for controlling redundancy based on multiple intelligent voice devices according to claim 3, wherein the step S22 specifically comprises the following steps:
s221, the plurality of intelligent voice devices automatically analyze the downloaded preferred election strategy file, meanwhile, an election mode is started by an original default master intelligent voice device, and other original default slave intelligent voice devices all send election instructions to the original default master intelligent voice device;
s222, after the original default master intelligent voice device receives election instructions sent by all original default slave intelligent voice devices, the current master intelligent voice device is confirmed, and an authorized master token instruction is sent to the current master intelligent voice device;
s223, the current master intelligent voice device sends a confirmation signal to the original default master intelligent voice device after receiving the master token, and the original default master intelligent voice device invalidates the master token of the current master intelligent voice device after receiving the confirmation signal and automatically switches to the slave intelligent voice device;
and S224, the current master intelligent voice device informs all current slave intelligent voice devices to close the hardware, activates the hardware, and starts to perform cooperative control on all current slave intelligent voice devices.
5. The redundancy control method based on multiple intelligent voice devices according to claim 4, wherein the multiple intelligent voice devices all use an internally installed policy parser to parse the downloaded preferred election policy file.
6. The method for controlling redundancy based on multiple intelligent voice devices according to any one of claims 1 to 5, wherein the step S3 specifically includes the following steps:
s31, when all the current slave intelligent voice devices do not receive the heartbeat instruction sent by the current master intelligent voice device within a preset time, the current central control node elected by the priority election strategy is considered to be in fault, and an election notice is sent to all the current slave intelligent voice devices by the cloud platform;
s32, each current slave intelligent voice device automatically enters an election mode after receiving N-2 election notifications, wherein N is the total number of the multiple intelligent voice devices;
s33, reselecting a new master intelligent voice device by the current slave intelligent voice device according to a default strategy;
s34, the new master intelligent voice device sends election results to other slave intelligent voice devices, and the other slave intelligent voice devices receive the election results and automatically close hardware after confirming that the slave intelligent voice devices are not elected as the new master intelligent voice devices;
and S35, automatically opening the hardware of the new master intelligent voice device when the new master intelligent voice device is activated, starting to communicate with the cloud platform, automatically sending heartbeat messages to other slave intelligent voice devices, and starting to continuously carry out cooperative control on other slave intelligent voice devices.
7. The method of claim 6, wherein the default policy is preset on the cloud platform.
8. The method of claim 7, further comprising the steps of:
s4, all set up the pronunciation execution module in a plurality of intelligent speech equipment to be used for the parameter of a plurality of intelligent speech equipment of unified standard.
9. The method of claim 8, wherein the parameters include sampling frequency and volume.
10. The method of claim 9, wherein the hardware comprises a microphone and a speaker.
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| CN114326365A (en) * | 2021-11-25 | 2022-04-12 | 宜昌测试技术研究所 | AUV redundancy control device |
| CN116466592A (en) * | 2023-03-28 | 2023-07-21 | 深圳市集贤科技有限公司 | Multi-device linkage method and device, storage medium and intelligent device |
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