CN114877498A - Intelligent air conditioner based on BLE directional antenna and control method thereof - Google Patents
Intelligent air conditioner based on BLE directional antenna and control method thereof Download PDFInfo
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- CN114877498A CN114877498A CN202210508552.8A CN202210508552A CN114877498A CN 114877498 A CN114877498 A CN 114877498A CN 202210508552 A CN202210508552 A CN 202210508552A CN 114877498 A CN114877498 A CN 114877498A
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- bluetooth
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- directional antenna
- engine module
- air conditioner
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- 238000000034 method Methods 0.000 title claims description 9
- 238000004378 air conditioning Methods 0.000 claims abstract description 5
- 238000007664 blowing Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/54—Control or safety arrangements characterised by user interfaces or communication using one central controller connected to several sub-controllers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/56—Remote control
- F24F11/58—Remote control using Internet communication
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/65—Electronic processing for selecting an operating mode
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/79—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
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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
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Human Computer Interaction (AREA)
- Selective Calling Equipment (AREA)
Abstract
The invention discloses an intelligent air conditioner based on a BLE directional antenna, which comprises a swinging vane, a central controller, a Bluetooth module, the BLE directional antenna, an RSSI value judgment engine module and a direction positioning engine module, wherein the Bluetooth module, the BLE directional antenna, the RSSI value judgment engine module and the direction positioning engine module are connected with the central controller; the BLE directional antenna is arranged in the intelligent air conditioner and swings along with the swinging blade; the Bluetooth module is respectively connected with the direction positioning engine module and the RSSI value judging engine module and is used for receiving the Bluetooth RSSI values of the BLE directional antenna and the Bluetooth beacon and recording the swing leaf direction when the BLE directional antenna receives the Bluetooth RSSI values; the RSSI value judging engine module is used for comparing and judging the RSSI value of the Bluetooth in a certain time period; the direction positioning engine module judges the comparison result of the engine module by using the RSSI value and controls the swing direction according to the intelligent air-conditioning mode set by the user. According to the invention, the Bluetooth RSSI value of the BLE directional antenna and the Bluetooth beacon is detected to judge the direction of the Bluetooth beacon, so that the wind-driven man-power robot is realized.
Description
Technical Field
The invention relates to the technical field of intelligent air conditioners, in particular to an intelligent air conditioner control method based on a BLE directional antenna.
Background
At present, the intelligent air conditioner can automatically detect the position of a person in a room, and accurate air supply is realized, so that the effect of 'moving with the person' is achieved. Along with intelligent air conditioner possess this characteristic, can make comfortable air current encircle the side all the time.
The intelligent air conditioner is optimized along with human movement by setting various modes, for example: when people are dense, the comfort level is improved by directional air supply; when people are scattered, the comfort level of each person is ensured by wide-angle air supply. By sensing the change of the number of people in the room, the indoor temperature is automatically adjusted, and the indoor temperature is accurately controlled. The mode of 'wind avoiding people' is customized for the crowd who are not fond of blowing in the wind, such as the old, children and the like, no matter where the old, children and the like are located, the user can be avoided by the outlet air, and the old, children and the like are loved by family members while space comfort is guaranteed.
The intelligent air conditioner needs to realize that wind moves along with people, the traditional method is to sense the position of people in an infrared detection device or voice mode, the cost of the infrared detection device and the voice needs to be increased, the orientation precision is limited, and certain defects exist in comfort level and cost.
Rssi (received Signal Strength indication) refers to the received Signal Strength indication, an optional part of the radio transmission layer, used to determine the link quality and whether to increase the broadcast transmission Strength. The distance between the signal point and the receiving point is measured according to the strength of the received signal, and then the directional calculation is carried out according to the corresponding data. The invention utilizes RSSI to accurately orient the user, and realizes the control of the intelligent air conditioner to move along with the wind.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides an intelligent air conditioner control method based on a BLE directional antenna, which judges the direction of a Bluetooth beacon by detecting the Bluetooth RSSI (Received Signal Strength Indication) values of the BLE directional antenna and the Bluetooth beacon, realizes the wind following the movement of people, and improves the directional accuracy.
In order to achieve the technical effects, the invention provides the following technical scheme:
an intelligent air conditioner based on a BLE directional antenna is in communication connection with a Bluetooth beacon with a Bluetooth function and comprises a swinging vane, a central controller, a Bluetooth module, the BLE directional antenna, an RSSI value judging engine module and a direction positioning engine module, wherein the Bluetooth module, the BLE directional antenna, the RSSI value judging engine module and the direction positioning engine module are connected with the central controller; the BLE directional antenna is arranged in the intelligent air conditioner and swings along with the swinging blade; the Bluetooth module is respectively connected with the direction positioning engine module and the RSSI value judging engine module, and is used for receiving Bluetooth RSSI values of the BLE directional antenna and the Bluetooth beacon and recording the swing leaf direction when the BLE directional antenna receives the Bluetooth RSSI values; the RSSI value judging engine module is used for comparing and judging the RSSI value of the Bluetooth in a certain time period; the direction positioning engine module judges the comparison result of the engine module by using the RSSI value and controls the swing direction according to the intelligent air-conditioning mode set by the user.
The further technical scheme is as follows: the direction positioning engine module is arranged on the central controller.
The further technical scheme is as follows: the BLE directional antenna is arranged on the swinging blade.
The further technical scheme is as follows: the BLE directional antenna adopts a PCB antenna.
The further technical scheme is as follows: the bluetooth beacon is smart phone or smart bracelet.
The invention also provides the following technical scheme:
a method for controlling an intelligent air conditioner based on a BLE directional antenna comprises the following steps:
A. when a user carries a Bluetooth beacon with a Bluetooth function to enter a Bluetooth coverage area of the intelligent air conditioner, starting related software APP of the Bluetooth beacon to be in pairing connection with the Bluetooth of the intelligent air conditioner;
B. the intelligent air conditioner is started, left and right swinging blades sweep wind, and the BLE directional antenna is arranged in the direction consistent with the swinging blade direction of the intelligent air conditioner;
C. the intelligent air conditioner acquires Bluetooth RSSI values of a BLE directional antenna and a Bluetooth beacon in real time, and records the swing blade direction when the BLE directional antenna receives the Bluetooth RSSI values;
and D, the RSSI value size judgment engine module compares the Bluetooth RSSI values to obtain the maximum value of the Bluetooth RSSI values in a preset time period, the Bluetooth module receives the RSSI values and judges the maximum value of the Bluetooth RSSI values transmitted by the engine module, the corresponding intelligent air conditioner swinging blade direction is sent to the direction positioning engine module when the Bluetooth RSSI values are the maximum value, and the direction positioning engine module controls the swinging blade direction according to the mode.
The further technical scheme is as follows: the modes include at least a blowing mode and an escape mode.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the direction of the Bluetooth beacon is judged by detecting the Bluetooth RSSI (Received Signal Strength Indication) values of the BLE directional antenna and the Bluetooth beacon, so that the wind-driven movement is realized, a new thought is provided for an intelligent air conditioner with the wind-driven movement, and the balance between the directional precision and the cost control is realized.
Drawings
For a clearer explanation of the embodiments or technical solutions in the prior art of the present application, the drawings used in the description of the embodiments or prior art will be briefly described below, it is obvious that the drawings in the following description are only references to some embodiments in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Figure 1 is a control schematic diagram of an intelligent air conditioner based on a BLE directional antenna according to the present invention.
Detailed Description
The present invention will be described in further detail with reference to examples, but the embodiments of the present invention are not limited thereto.
Example 1
An intelligent air conditioner based on a BLE directional antenna is in communication connection with a Bluetooth beacon with a Bluetooth function and comprises a swinging vane, a central controller, a Bluetooth module, the BLE directional antenna, an RSSI value judging engine module and a direction positioning engine module, wherein the Bluetooth module, the BLE directional antenna, the RSSI value judging engine module and the direction positioning engine module are connected with the central controller; the BLE directional antenna is arranged in the intelligent air conditioner and swings along with the swinging blade; the Bluetooth module is respectively connected with the direction positioning engine module and the RSSI value judging engine module and is used for receiving the Bluetooth RSSI values of the BLE directional antenna and the Bluetooth beacon and recording the swing leaf direction when the BLE directional antenna receives the Bluetooth RSSI values; the RSSI value judging engine module is used for comparing and judging the RSSI value of the Bluetooth in a certain time period; the direction positioning engine module judges the comparison result of the engine module by using the RSSI value and controls the swing direction according to the intelligent air-conditioning mode set by the user; the swinging blade can be controlled by a central controller and a control driving device.
The direction positioning engine module runs on an independent hardware module or adopts a central processing unit with powerful functions. In this embodiment, the direction positioning engine module is disposed on the central controller, and performs functions of directional calculation and air conditioning control. Preferably, the BLE directional antenna adopts a PCB antenna.
Furthermore, the bluetooth beacon of this embodiment may be an intelligent terminal device such as a smart phone and a smart band.
Example 2
A method for controlling an intelligent air conditioner based on a BLE directional antenna comprises the following steps:
A. when a user carries a Bluetooth beacon with a Bluetooth function to enter a Bluetooth coverage area of the intelligent air conditioner, starting the pairing connection of related software APP of the Bluetooth beacon and the Bluetooth of the intelligent air conditioner;
when the intelligent air conditioner is used for the first time, the Bluetooth pairing connection between the Bluetooth beacon and the intelligent air conditioner can be set; the user can set that when the Bluetooth beacon enters the Bluetooth coverage area of the intelligent air conditioner, the Bluetooth beacon is automatically connected with the intelligent air conditioner Bluetooth;
B. the intelligent air conditioner is started, left and right swinging blades sweep wind, and the BLE directional antenna is arranged in the direction consistent with the swinging blade direction of the intelligent air conditioner; for example, the BLE directional antenna may be directly disposed on the swinging blade, so that the direction of the BLE directional antenna is always consistent with the swinging blade.
C. The intelligent air conditioner acquires Bluetooth RSSI values of the BLE directional antenna and the Bluetooth beacon in real time, and records the swing blade direction when the BLE directional antenna receives the Bluetooth RSSI values.
D, the RSSI value judging engine module compares the Bluetooth RSSI values to obtain the maximum value of the Bluetooth RSSI values in a preset time period, the Bluetooth module receives the RSSI values and judges the maximum value of the Bluetooth RSSI values transmitted by the engine module, the corresponding intelligent air conditioner swinging blade direction is sent to the direction positioning engine module when the Bluetooth RSSI values are the maximum value through a UART or other hardware interfaces, and the direction positioning engine module controls the swinging blade direction according to the mode;
for example, in a certain time period, the direction of the swinging blade is fixed according to the maximum value of the RSSI value of the Bluetooth; and if the Bluetooth RSSI value of the Bluetooth beacon is detected to be still changed, repeating the steps C-D, and if the Bluetooth RSSI value of the Bluetooth beacon is detected not to be changed, fixing the direction of the swinging blade. Of course, the direction of the swinging blade can be fixed according to the maximum value of the RSSI value set by the user, and the purpose of avoiding the user is achieved.
According to the invention, by utilizing the characteristic that the maximum value of the Bluetooth RSSI value at the moment can be obtained when the directions of the Bluetooth signal of the Bluetooth beacon and the BLE directional antenna are consistent, the central controller adjusts the control signal of the swinging blade driving circuit, so that the swinging blade is controlled, and the blowing or avoiding of the swinging blade to the direction of a person is realized.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (7)
1. An intelligent air conditioner based on a BLE directional antenna is characterized in that the intelligent air conditioner is in communication connection with a Bluetooth beacon with a Bluetooth function and comprises a swinging blade, a central controller, a Bluetooth module, the BLE directional antenna, an RSSI value judgment engine module and a direction positioning engine module, wherein the Bluetooth module, the BLE directional antenna, the RSSI value judgment engine module and the direction positioning engine module are connected with the central controller; the BLE directional antenna is arranged in the intelligent air conditioner and swings along with the swinging blade; the Bluetooth module is respectively connected with the direction positioning engine module and the RSSI value judging engine module and is used for receiving the Bluetooth RSSI values of the BLE directional antenna and the Bluetooth beacon and recording the swing leaf direction when the BLE directional antenna receives the Bluetooth RSSI values; the RSSI value judging engine module is used for comparing and judging the RSSI value of the Bluetooth in a certain time period; the direction positioning engine module judges the comparison result of the engine module by using the RSSI value and controls the swing direction according to the intelligent air-conditioning mode set by the user.
2. The smart air conditioner based on BLE directional antenna of claim 1, wherein the direction positioning engine module is disposed on the central controller.
3. The smart air conditioner based on BLE directional antenna of claim 1, wherein BLE directional antenna is disposed on a swinging blade.
4. The smart air conditioner based on BLE directional antenna of claim 3, wherein the BLE directional antenna is a PCB antenna.
5. The smart air conditioner based on BLE directional antenna of claim 1, wherein the bluetooth beacon is a smart phone or a smart band.
6. An intelligent air conditioner control method based on a BLE directional antenna is characterized by comprising the following steps:
A. when a user carries a Bluetooth beacon with a Bluetooth function to enter a Bluetooth coverage area of the intelligent air conditioner, starting the pairing connection of related software APP of the Bluetooth beacon and the Bluetooth of the intelligent air conditioner;
B. the intelligent air conditioner is started, left and right swinging blades sweep wind, and the BLE directional antenna is arranged in the direction consistent with the swinging blade direction of the intelligent air conditioner;
C. the intelligent air conditioner acquires Bluetooth RSSI values of a BLE directional antenna and a Bluetooth beacon in real time, and records the swing blade direction when the BLE directional antenna receives the Bluetooth RSSI values;
and D, the RSSI value size judgment engine module compares the Bluetooth RSSI values to obtain the maximum value of the Bluetooth RSSI values in a preset time period, the Bluetooth module receives the RSSI values and judges the maximum value of the Bluetooth RSSI values transmitted by the engine module, the corresponding intelligent air conditioner swinging blade direction is sent to the direction positioning engine module when the Bluetooth RSSI values are the maximum value, and the direction positioning engine module controls the swinging blade direction according to the mode.
7. The intelligent air conditioner control method based on BLE directional antenna according to claim 6, wherein the modes at least comprise a blowing mode and an avoidance mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210508552.8A CN114877498A (en) | 2022-05-11 | 2022-05-11 | Intelligent air conditioner based on BLE directional antenna and control method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210508552.8A CN114877498A (en) | 2022-05-11 | 2022-05-11 | Intelligent air conditioner based on BLE directional antenna and control method thereof |
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| JP2010223536A (en) * | 2009-03-25 | 2010-10-07 | Panasonic Corp | Radio system, method of controlling communication of radio system, and program |
| CN104154013A (en) * | 2013-05-15 | 2014-11-19 | 昆达电脑科技(昆山)有限公司 | Head-shake electric fan |
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Application publication date: 20220809 |