CN113485153A - Selective awakening method and system for intelligent equipment - Google Patents
Selective awakening method and system for intelligent equipment Download PDFInfo
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- CN113485153A CN113485153A CN202110960227.0A CN202110960227A CN113485153A CN 113485153 A CN113485153 A CN 113485153A CN 202110960227 A CN202110960227 A CN 202110960227A CN 113485153 A CN113485153 A CN 113485153A
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- 238000005259 measurement Methods 0.000 claims abstract description 9
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- 238000005516 engineering process Methods 0.000 description 7
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- 238000004891 communication Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 238000012544 monitoring process Methods 0.000 description 2
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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
- G05—CONTROLLING; REGULATING
- 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
- G05B2219/20—Pc systems
- G05B2219/26—Pc applications
- G05B2219/2642—Domotique, domestic, home control, automation, smart house
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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 selective awakening method of intelligent equipment, which comprises the following steps: s1, receiving an instruction: receiving a wake word instruction; s2, distance measurement: measuring and calculating the distance from the sound source of the awakening word instruction to each intelligent device; s3, distance comparison: comparing the distance of the plurality of measured distance information; s4, issuing an instruction: the invention also provides a selective awakening system of the intelligent equipment, which comprises: the device comprises a sound source receiving module, a measuring and calculating module, a comparing module and an instruction issuing module. The invention has reasonable design and avoids the risk that one awakening word awakens a plurality of intelligent devices. According to the invention, in the application scene of the intelligent home, when a plurality of intelligent devices in a space scene have the same awakening word, the intelligent device closest to the sound source can be awakened according to the distance of the sound source, so that the risk that one awakening word awakens a plurality of intelligent devices is avoided.
Description
Technical Field
The invention relates to the field of smart home, in particular to a selective awakening method and system for smart equipment.
Background
The intelligent home is characterized in that a home is used as a platform, facilities related to home life are integrated by utilizing a comprehensive wiring technology, a network communication technology, a safety precaution technology, an automatic control technology and an audio and video technology, an efficient management system of home facilities and family schedule affairs is constructed, home safety, convenience, comfortableness and artistry are improved, and an environment-friendly and energy-saving living environment is realized. The intelligent home is embodied in an internet of things manner under the influence of the internet. The intelligent home connects various devices (such as audio and video devices, lighting systems, curtain control, air conditioner control, security systems, digital cinema systems, audio and video servers, video cabinet systems, network home appliances and the like) in the home together through the Internet of things technology, and provides multiple functions and means such as home appliance control, lighting control, telephone remote control, indoor and outdoor remote control, anti-theft alarm, environment monitoring, heating and ventilation control, infrared forwarding, programmable timing control and the like. Compared with the common home, the intelligent home has the traditional living function, integrates the functions of building, network communication, information household appliance and equipment automation, provides an all-around information interaction function, and even saves funds for various energy expenses.
At present, in an intelligent home application scene, a space scene may have a plurality of intelligent devices, and some intelligent devices have the same wake-up word and have the risk of being woken up together.
Disclosure of Invention
The invention aims to provide a selective awakening method for intelligent equipment, which is used for awakening nearby equipment in a scene with the same awakening word of a plurality of pieces of equipment and avoiding the risk that one awakening word awakens a plurality of intelligent equipment.
The invention is realized by the following steps:
a selective awakening method for intelligent equipment comprises the following steps:
s1, receiving an instruction: receiving a wake word instruction;
s2, distance measurement: measuring and calculating the distance from the sound source of the awakening word instruction to each intelligent device;
s3, distance comparison: comparing the distance of the plurality of measured distance information;
s3, issuing an instruction: and issuing a wake-up command to the intelligent equipment closest to the sound source of the wake-up word command.
In step S2, the distance measurement is performed by using TDOA sound source localization technique.
The invention also provides a selective awakening system for the intelligent equipment, which comprises a sound source receiving module, a measuring and calculating module, a comparing module and an instruction issuing module, wherein the sound source receiving module is used for receiving the awakening word instruction, the measuring and calculating module is used for measuring and calculating the distance between the sound source of the voice awakening instruction and each intelligent equipment, the comparing module is used for comparing the distance between the sound source of the voice awakening instruction and each intelligent equipment and judging the distance, and the instruction issuing module is used for selectively issuing the awakening instruction.
The measuring and calculating module comprises a retrieval unit and a measuring and calculating unit, wherein the retrieval unit is used for retrieving whether the awakening words wake up a plurality of intelligent devices, and the measuring and calculating unit is used for calculating the distance between the sound source of the voice awakening instruction and the intelligent devices with the same awakening words.
The instruction issuing module comprises an instruction storage unit and a directional issuing unit, the instruction storage unit is used for storing the awakening word instruction, and the directional issuing unit is used for automatically selecting an awakening word instruction issuing object.
The instruction issuing module further comprises an instruction deleting unit, and the instruction deleting unit is used for deleting the old instruction.
The operation logic of the instruction deleting unit is as follows: and after the instruction issuing module receives a new instruction, the instruction deleting unit deletes the old instruction in the instruction storage unit.
The operation logic of the retrieval unit is as follows: if the retrieval unit retrieves that the awakening words can awaken a plurality of intelligent devices, the retrieval unit issues an instruction to the measuring and calculating unit, measures and calculates the distance between the sound source of the voice awakening instruction and the intelligent device with the awakening words, and if the retrieval unit retrieves that the awakening words intelligently awaken one intelligent device, the retrieval unit issues an instruction to the directional issuing unit to directly activate the intelligent device.
According to the invention, in the application scene of the intelligent home, when a plurality of intelligent devices in a space scene have the same awakening word, the intelligent device closest to the sound source can be awakened according to the distance of the sound source, so that the risk that one awakening word awakens a plurality of intelligent devices is avoided.
Drawings
FIG. 1 is a schematic block diagram of a smart device selective wake-up system of the present invention;
fig. 2 is a flowchart of a selective wake-up method of a smart device according to the present invention.
In the figure, 1, a sound source receiving module; 2. a measuring and calculating module; 3. a comparison module; 4. an instruction issuing module; 5. an instruction storage unit; 6. a directional issuing unit; 7. an instruction deletion unit; 8. a retrieval unit; 9. a measuring and calculating unit.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
As shown in fig. 1, an embodiment of the present invention provides a selective wake-up system for intelligent devices, including a sound source receiving module 1, a measuring and calculating module 2, a comparing module 3, and an instruction issuing module 4, where the sound source receiving module 1 is configured to receive a wake-up word instruction, the measuring and calculating module 2 is configured to measure and calculate a distance from a sound source of a voice wake-up instruction to each intelligent device, and the comparing module 3 is configured to compare distances from the sound source of the voice wake-up instruction to each intelligent device, and determine a distance between the sound source of the voice wake-up instruction and each intelligent device, and the instruction issuing module 4 is configured to selectively issue the wake-up instruction.
Specifically, the measuring and calculating module 2 includes a retrieving unit 8 and a measuring and calculating unit 9, where the retrieving unit 8 is configured to retrieve whether the awakening word has the function of awakening the plurality of intelligent devices, and the measuring and calculating unit 9 is configured to calculate a distance between a sound source of the voice awakening instruction and the intelligent devices having the same awakening word.
Specifically, the instruction issuing module 4 includes an instruction storage unit 5 and a directional issuing unit 6, where the instruction storage unit 5 is configured to store the wakeup word instruction, and the directional issuing unit 6 is configured to automatically select the wakeup word instruction issuing object.
Specifically, the instruction issuing module 4 further includes an instruction deleting unit 7, and the instruction deleting unit 7 is configured to delete an old instruction.
Specifically, the operation logic of the instruction deleting unit 7 is as follows: after the instruction issuing module 4 receives a new instruction, the instruction deleting unit 7 deletes the old instruction in the instruction storage unit 5.
Specifically, the operation logic of the retrieval unit 8 is: if the retrieval unit 8 retrieves that the awakening word can awaken a plurality of intelligent devices, an instruction is issued to the measuring and calculating unit 9 to measure and calculate the distance between the sound source of the voice awakening instruction and the intelligent device with the awakening word, and if the retrieval unit 8 retrieves that the awakening word intelligently awakens one intelligent device, the instruction is issued to the directional issuing unit 6 to directly activate the intelligent device.
The following is a list of preferred embodiments of the selective wake-up method and system for smart devices to clearly illustrate the content of the present invention, and it should be understood that the content of the present invention is not limited to the following embodiments, and other modifications by conventional technical means of those skilled in the art are within the scope of the idea of the present invention.
As shown in fig. 2, an embodiment of the present invention provides a selective wake-up method for an intelligent device, including the following steps:
s1, receiving an instruction: receiving a wake word instruction;
specifically, the sound source receiving module 1 receives the command of the wakeup word, and sends the command to the command storage unit 5 for storage after signal processing, and the old command stored in the command storage unit 5 can be deleted through the command deleting unit 7 when receiving the new command, so that the memory pressure caused by too many commands stored in the command storage unit 5 is avoided.
S2, distance measurement: measuring and calculating the distance from the sound source of the awakening word instruction to each intelligent device;
specifically, when the retrieval unit 8 retrieves that the wakeup word instruction can only wake up one intelligent device, the retrieval unit 8 directly issues the wakeup instruction to the intelligent device through the directional issuing unit 6, when the retrieval unit 8 retrieves that the wakeup word instruction can wake up a plurality of intelligent devices, the measurement and calculation unit 9 measures and calculates the distance between the sound source of the wakeup word instruction and each of the wakenable intelligent devices one by one, after measurement and calculation, data is sent to the comparison module 3, the distance measurement and calculation is performed by adopting a TDOA sound source positioning technology, and TDOA positioning is a method for positioning by using time difference. By measuring the time of arrival of the signal at the monitoring station, the distance of the signal source can be determined. TDOA sound source positioning is sound positioning by adopting a microphone array, and the TDOA sound source positioning is roughly divided into two steps: firstly, the time difference (time delay estimation) of the sound source signal reaching the microphone array is calculated, and then a sound source positioning model is established through the geometrical shape of the microphone array and solved to obtain the position information.
S3, distance comparison: comparing the distance of the plurality of measured distance information;
specifically, the comparison module 3 compares the distance information of the sound source from each intelligent device, and compares the distance;
s3, issuing an instruction: and issuing a wake-up command to the intelligent equipment closest to the sound source of the wake-up word command.
Specifically, the comparison module 3 takes the intelligent device closest to the sound source as a target, calls the wake-up instruction in the instruction storage unit 5, and sends the wake-up instruction to the target intelligent device by using the directional issuing unit 6 to activate the device.
The present invention is not limited to the above embodiments, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A selective awakening method for intelligent equipment is characterized by comprising the following steps:
s1, receiving an instruction: receiving a wake word instruction;
s2, distance measurement: measuring and calculating the distance from the sound source of the awakening word instruction to each intelligent device;
s3, distance comparison: comparing the distance of the plurality of measured distance information;
s4, issuing an instruction: and issuing a wake-up command to the intelligent equipment closest to the sound source of the wake-up word command.
2. The intelligent device selective wake-up method according to claim 1, characterized by: in step S2, the distance measurement is performed by using TDOA sound source localization technique.
3. A selective awakening system of intelligent equipment is characterized in that: the voice awakening device comprises a sound source receiving module (1), a measuring and calculating module (2), a comparison module (3) and an instruction issuing module (4), wherein the sound source receiving module (1) is used for receiving awakening word instructions, the measuring and calculating module (2) is used for retrieving awakening words and calculating the distance between a sound source of the voice awakening instructions and intelligent equipment, the comparison module (3) is used for comparing the distance between the sound source of the voice awakening instructions and the intelligent equipment, the distance between the sound source of the voice awakening instructions and the intelligent equipment is judged, and the instruction issuing module (4) is used for selectively issuing the awakening instructions.
4. The smart device selective wake-up system of claim 3, wherein: the measuring and calculating module (2) comprises a retrieval unit (8) and a measuring and calculating unit (9), wherein the retrieval unit (8) is used for retrieving whether the awakening words wake up a plurality of intelligent devices, and the measuring and calculating unit (9) is used for calculating the distance between the sound source of the voice awakening instruction and the intelligent devices with the same awakening words.
5. The smart device selective wake-up system of claim 3, wherein: the instruction issuing module (4) comprises an instruction storage unit (5) and a directional issuing unit (6), the instruction storage unit (5) is used for storing the awakening word instruction, and the directional issuing unit (6) is used for automatically selecting an awakening word instruction issuing object.
6. The smart device selective wake-up system of claim 3, wherein: the instruction issuing module (4) further comprises an instruction deleting unit (7), and the instruction deleting unit (7) is used for deleting the old instruction.
7. The smart device selective wake-up system of claim 5, wherein: the operation logic of the instruction deleting unit (7) is as follows: after the instruction issuing module (4) receives a new instruction, the instruction deleting unit (7) deletes the old instruction in the instruction storage unit (5).
8. The smart device selective wake-up system of claim 4, wherein: the operation logic of the retrieval unit (8) is as follows: if the retrieval unit (8) retrieves that the awakening words can awaken a plurality of intelligent devices, the retrieval unit issues an instruction to the measuring and calculating unit (9), the distance between a sound source of the voice awakening instruction and the intelligent device with the awakening words is measured and calculated, and if the retrieval unit (8) retrieves that the awakening words intelligently awaken one intelligent device, the instruction is issued to the directional issuing unit (6) to directly activate the intelligent device.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110960227.0A CN113485153A (en) | 2021-08-20 | 2021-08-20 | Selective awakening method and system for intelligent equipment |
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| CN202110960227.0A CN113485153A (en) | 2021-08-20 | 2021-08-20 | Selective awakening method and system for intelligent equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114373459A (en) * | 2022-01-04 | 2022-04-19 | 海信集团控股股份有限公司 | Smart home awakening method and smart home platform |
| CN117336832A (en) * | 2023-09-28 | 2024-01-02 | 南京汇智互娱网络科技有限公司 | Intelligent body awakening system |
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2021
- 2021-08-20 CN CN202110960227.0A patent/CN113485153A/en active Pending
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114373459A (en) * | 2022-01-04 | 2022-04-19 | 海信集团控股股份有限公司 | Smart home awakening method and smart home platform |
| CN117336832A (en) * | 2023-09-28 | 2024-01-02 | 南京汇智互娱网络科技有限公司 | Intelligent body awakening system |
| CN117336832B (en) * | 2023-09-28 | 2024-06-07 | 南京汇智互娱网络科技有限公司 | Intelligent body awakening system |
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