CN109738862A - Intelligent electrical equipment positioning method and equipment and air conditioning system - Google Patents
Intelligent electrical equipment positioning method and equipment and air conditioning system Download PDFInfo
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Abstract
The application relates to an intelligent electrical equipment positioning method, equipment and an air conditioning system, wherein the method comprises the following steps: performing two-way communication with the intelligent electrical equipment from the target point, and acquiring communication information between the intelligent electrical equipment and the target point; obtaining the distance between the target point and the intelligent electrical equipment according to the communication information; and positioning according to the distance between the target point and the intelligent electrical equipment to obtain the position information of the target point. The distance between the target point and the intelligent electrical equipment is determined through bidirectional communication with the intelligent electrical equipment, and then the target point is positioned, so that the intelligent electrical equipment can carry out optimization control by combining the position of the target point. The bidirectional communication between the target point and the intelligent electrical equipment is combined with the target positioning, so that errors caused by clock deviation between the target point and the intelligent electrical equipment can be reduced, and the positioning accuracy is improved.
Description
Technical field
This application involves intelligent electric appliance control technology fields, more particularly to a kind of intelligent electric appliance localization method, set
Standby and air-conditioning system.
Background technique
As the improvement of people's living standards, the intelligent demand for electrical equipments such as air conditioners rises year by year.It utilizes
Modern technology of Internet of things can preferably realize the indoor positioning function of user, by the intelligence of indoor positioning function combination air conditioner
Optimal control can greatly promote the intelligence of air conditioner.
Traditional electrical equipment localization method relies primarily on location algorithm and realizes positioning to target, and current main-stream is determined
There are multipath effects to interfere for position algorithm, crystal oscillator clock is asynchronous, signal angle detection is offset, signal strength model calculates shakiness
The problems such as determining causes the function scheduling of electrical equipment unreasonable without accurately location information.Traditional electrical equipment positioning side
Method haves the shortcomings that positioning accuracy is low.
Summary of the invention
Based on this, it is necessary to there is a problem of that positioning accuracy is low for traditional electrical equipment localization method, provide one
Kind positioning accuracy high intelligent electric appliance localization method, equipment and air-conditioning system.
A kind of intelligent electric appliance localization method, comprising:
Two-way communication is carried out from target point and intelligent electric appliance, and obtains the communication between the intelligent electric appliance
Information；
The distance between target point and intelligent electric appliance are obtained according to the communication information；
It is positioned according to the distance between target point and intelligent electric appliance, obtains the location information of target point.
A kind of intelligent electric appliance positioning device, including controlling terminal and intelligent electric appliance, the controlling terminal pass through
The above method positions target point.
Above-mentioned intelligent electric appliance localization method and equipment carry out two-way communication from target point and intelligent electric appliance, and
Obtain the communication information between intelligent electric appliance.According to the communication information obtain between target point and intelligent electric appliance away from
From being positioned according to the distance between target point and intelligent electric appliance, obtain the location information of target point.By with intelligence
Electrical equipment carries out two-way communication and determines the distance between target point and intelligent electric appliance, and then positions to target point,
So that the position of intelligent electric appliance combining target point optimizes control.It will be two-way between target point and intelligent electric appliance
Communication is combined with target positioning, the error caused by can reducing because of the clock jitter between target point and intelligent electric appliance,
Improve positioning accuracy.
A kind of air-conditioning system, including controlling terminal, air conditioner external and internal machine of air-conditioner, the air conditioner external connect institute
State internal machine of air-conditioner；The controlling terminal carries out two-way communication from target point and internal machine of air-conditioner, and obtains and the air conditioner
The communication information between interior machine；The distance between target point and internal machine of air-conditioner are obtained according to the communication information；According to target
The distance between point and internal machine of air-conditioner are positioned, and are obtained the location information of target point and are sent to the air conditioner external；
The air conditioner external controls the internal machine of air-conditioner according to the location information of the target point and works.
Above-mentioned air-conditioning system carries out two-way communication by controlling terminal and internal machine of air-conditioner and determines in target point and air conditioner
The distance between machine, and then target point is positioned, so as to air conditioner external combining target point position to internal machine of air-conditioner
Optimize control.Target point is combined with the two-way communication between internal machine of air-conditioner with target positioning, can be reduced because of target
Error caused by clock jitter between point and internal machine of air-conditioner, improves positioning accuracy.
Detailed description of the invention
Fig. 1 is the flow chart of intelligent electric appliance localization method in an embodiment；
Fig. 2 is the flow diagram that bidirectional ranging eliminates error in an embodiment；
Fig. 3 is the schematic illustration that call duration time is calculated in an embodiment；
Fig. 4 is the geometrical principle figure of TDOA location algorithm in an embodiment；
Fig. 5 is the structural block diagram of intelligent electric appliance positioning device in an embodiment；
Fig. 6 is the structural block diagram of air-conditioning system in an embodiment；
Fig. 7 is the schematic diagram that air conditioner anchor node is synchronous using CAN bus progress hardware clock in an embodiment.
Specific embodiment
It is with reference to the accompanying drawings and embodiments, right in order to which the objects, technical solutions and advantages of the application are more clearly understood
The application is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the application, not
For limiting the application.
In one embodiment, provide a kind of intelligent electric appliance localization method, intelligent electric appliance can be air-conditioning,
Fan and display equipment etc..As shown in Figure 1, this method comprises:
Step S110: two-way communication is carried out from target point and intelligent electric appliance, and is obtained between intelligent electric appliance
The communication information.
Wherein, two-way communication can be carried out in target point and intelligent electric appliance by controlling terminal and obtain the communication information.
Controlling terminal specifically can be wearable device or handheld terminal, and wearable device can be Intelligent bracelet etc., and handheld terminal can
To be mobile phone etc..Controlling terminal can carry out two-way communication by mutually sending broadcast singal between intelligent electric appliance.With intelligence
For energy bracelet, after user puts on Intelligent bracelet, Intelligent bracelet is using user position as target point and intelligent electric appliance
Equipment carries out two-way communication, and then obtains user position coordinate according to the communication information, so that the position coordinates of user are anti-
Intelligent electric appliance of feeding optimizes control, such as is turned to etc. according to the position of user.The particular content of the communication information
It is not unique, it may include call duration time may also include the information such as mailing address, the coordinate of intelligent electric appliance, for use as subsequent
Carry out data processing.The quantity of intelligent electric appliance can be three or three or more, by from target point and at least three intelligence
Energy electrical equipment communication calculates distance, and realization positions target point.
Step S120: the distance between target point and intelligent electric appliance are obtained according to the communication information.
Specifically, it after acquiring the communication information between intelligent electric appliance, can be set according to each intelligent electric appliance
Standby mailing address determines that the signal communicated between controlling terminal and corresponding intelligent electric appliance sends and receives the time, thus
The call duration time of controlling terminal Yu each intelligent electric appliance is calculated.It is appreciated that in other embodiments, controlling terminal
The mailing address of intelligent electric appliance can be stored in advance, need to only obtain signal when carrying out two-way communication with intelligent electric appliance
Call duration time can also be calculated by sending and receiving the time.
Further, according to call duration time and preset broadcast singal transmission speed, can be calculated controlling terminal with
The distance of each intelligent electric appliance.Wherein, different according to the type of broadcast singal, preset broadcast singal transmission speed it is specific
Value also corresponds to different.In one embodiment, broadcast singal is UWB ((Ultra Wideband, ultra wide band) signal.
The UWB communication burst pulse very short using the duration, has good anti-multipath effect and penetration capacity, and there are also preferable anti-dry
Ability is disturbed, positioning accuracy equally can be improved.Accordingly, broadcast singal transmission speed is propagation velocity of electromagnetic wave.
Step S130: being positioned according to the distance between target point and intelligent electric appliance, obtains the position of target point
Information.
Be calculated target point between intelligent electric appliance at a distance from after, controlling terminal to the coordinate of target point into
Row positioning, can obtain the location information of target point so that intelligent electric appliance optimizes control.Specifically, controlling terminal can
To be the coordinate that each intelligent electric appliance is stored in advance, it is also possible to obtain when carrying out two-way communication with intelligent electric appliance
The coordinate of intelligent electric appliance is saved.The distance between controlling terminal combining target point and intelligent electric appliance and each intelligence
The coordinate of energy electrical equipment, specifically can be used TDOA (Time Difference of Arrival, reaching time-difference) positioning side
Method is positioned to obtain the coordinate of target point.Wherein, can be using controlling terminal as destination node, intelligent electric appliance is as anchor section
Point, TDOA localization method refer to that when there are two fixed points, destination node is appeared in the two fixed points as focus
On hyperbola.Using hyp mathematical property, signal is done cross correlation process and indirectly obtains positioning target and anchor node
Range difference.Specifically, by the reaching time-difference of the signal of detection destination node sending to each anchor node, then will multiply the time difference
Range difference is obtained with propagation velocity of electromagnetic wave, it is as the range difference of mobile node and fixed point on real-time hyperbola, i.e., available
Range difference constructs Hyperbolic Equation.In two-dimensional space, three anchor nodes are needed at least to construct two groups of hyperbolas, two groups of hyperbolics
Line equation can solve the position coordinates of mobile target, and three groups of Hyperbolic Equations can then calculate mobile dynamic track.
Above-mentioned intelligent electric appliance localization method determines target point and intelligence by carrying out two-way communication with intelligent electric appliance
Can the distance between electrical equipment, and then target point is positioned, so as to intelligent electric appliance combining target point position into
Row optimal control.Target point is combined with the two-way communication between intelligent electric appliance with target positioning, can be reduced because of target
Error caused by clock jitter between point and intelligent electric appliance, improves positioning accuracy.
In one embodiment, the communication information includes call duration time, and step S110 includes step 112 and step 114.
Step 112: sending broadcast singal to intelligent electric appliance, and reception intelligent electric appliance from target point and be sent to
The broadcast singal of target point, the sending time and receiving time of recording broadcast signal.
When carrying out sending and receiving for broadcast singal by controlling terminal and intelligent electric appliance respectively, and recording corresponding
Between.Wherein, controlling terminal carry out when sending and receiving of broadcast singal, can directly tracer signal sending time and reception when
Between.Intelligent electric appliance return signal flag information after receiving broadcast singal and sending broadcast singal is controlled to controlling terminal
Terminal processed determines that intelligent electric appliance sends and receivees broadcast singal according to the marker position carried in marker information
Time.
Step 114: the logical of target point and intelligent electric appliance is calculated according to the sending time of record and receiving time
Believe the time.The time of signal transmission, is recording when call duration time, that is, communicated between feeling the pulse with the finger-tip punctuate and intelligent electric appliance
After the sending time and receiving time of broadcast singal, it can be calculated logical between target point and corresponding intelligent electric appliance
Believe the time.
Further, in one embodiment, step 112 includes step 1122 to step 1126.
Step 1122: the time for sending broadcast singal to intelligent electric appliance from target point is recorded as at the first time, and obtains
The time for taking intelligent electric appliance to receive broadcast singal was recorded as the second time.Specifically, the first time of record is T1, the
Two times were T2.
Step 1124: being sent to the broadcast singal of target point after receiving intelligent electric appliance delay preset duration, and obtain
The sending time and receiving time of broadcast singal, are recorded as third time and the 4th time respectively.Specifically, the tool of preset duration
Body value is not unique, can be arranged according to actual needs, and the third time of record is T3, and the 4th time of record is T4.
Step 1126: when be delayed preset duration after send from target point time of broadcast singal to intelligent electric appliance again
It was recorded as the 5th time, and obtains intelligent electric appliance and receive time of broadcast singal and be recorded as the 6th time.Accordingly, remember
5th time of record is T5, and the 6th time of record is T6.
Specifically as shown in Fig. 2, can be using controlling terminal as destination node A, intelligent electric appliance is as anchor node B.Target
Node is timed using STM32 timer, and (Serial Peripheral Interface, serial peripheral connect by SPI
Mouthful) communication progress hardware initialization, timer conter 1 records time T1 after destination node A sends signal.Detecting anchor node B is
The no signal that receives issues flag bit, detects again if not receiving signal, if receiving signal timer 2 records the time
T2.Anchor node B issues signal after the Tdelay1 that is delayed, and timer conter 2 records time T3, and whether detection destination node A receives
Flag bit is issued to signal, is detected again if not receiving signal, if receiving signal timer conter 1 records time T4.Prolong
When Tdelay1 after destination node A issue signal, timer conter 1 record time T5, detection anchor node B whether receive signal
Flag bit is issued, is detected again if not receiving signal, if receiving signal timer conter 2 records time T6, according to record
Time can calculate the call duration time T of destination node A and anchor node B at this timex.Destination node and all anchors are obtained in cycle calculations
After the call duration time of node, destination node can be obtained at a distance from each anchor node, finally calculated using TDOA localization method
The coordinate of destination node.
It is appreciated that being not unique according to the mode that the time of record calculates call duration time.Accordingly, implement at one
In example, step 114 includes:
Wherein, TxFor the call duration time of target point and intelligent electric appliance, Tcycle1Indicate first time and the 4th time
Time difference, Tcycle2Indicate the time difference of third time and the 6th time, Tdelay1Indicate the time of the second time Yu third time
Difference, Tdelay2Indicate the time difference of the 4th time and the 5th time.
Specifically as shown in figure 3, six temporal informations of acquisition are T1, T2, T3, T4, T5 and T6 respectively.Wherein T1, T2,
What T3, T4 were acquired is the process that destination node sends that primary+anchor node receives signal, can therefrom be calculated in signal communication process
Time difference obtain range difference.If processing has a problem that in this way: the chip clock crystal oscillator of destination node A and anchor node B
Do not synchronize, cause destination node A send occupy time and anchor node B receive completely the signal occupied time have it is slight
Error.In order to balance out the time error between destination node A and anchor node B, therefore it is programmed to the base in unidirectional ranging
Primary reversed ranging is further added by plinth.After the acquisition for increasing T5, T6 time, there is T as shown in Figure 3cycle1And Tcycle2Two
Period.Be equivalent to anchor node B and destination node A respectively sent within two periods it is primary, receive primary, therefore crystal oscillator is asynchronous makes
At error by algorithm design compensate.Bidirectional ranging, the asynchronous mistake of compensation crystal oscillator are carried out by using the signal in two periods
Call duration time after difference, further improves positioning accuracy.
The time for propagating UWB signal between destination node and anchor node is being calculated, and the electromagnetic wave of storage is combined to pass
It broadcasts speed and obtains destination node after corresponding at a distance from anchor node, destination node place can be obtained by TDOA localization method
Position.Specifically, coordinate system can be established by reference point of anchor node in advance, and saves each anchor node in destination node in advance
Coordinate.Destination node is after obtaining at a distance from each anchor node, in conjunction with where being calculated itself in the coordinate of each anchor node
Coordinate, to obtain the location information of target point.
In one embodiment, the quantity of intelligent electric appliance is three or three or more.Step S130 includes step 132
With step 134.
Step 132: Hyperbolic Equation is constructed according to the difference of distance between target point and two intelligent electric appliances.Specifically
Ground calculates separately out destination node at a distance from three anchor nodes, takes two anchors respectively so that three anchor nodes are positioned as an example
Node calculating difference at a distance from destination node takes the difference as long axis and draws hyperbola, corresponding Hyperbolic Equation can be obtained.
Step 134: the location information of target point is determined according to Hyperbolic Equation.
Specifically, as shown in figure 4, by taking anchor node is denoted as anchor point 1, anchor point 2 and anchor point 3 respectively as an example, first with anchor point 1,
Anchor point 2 is focus, destination node and anchor point 1, anchor point 2 range difference do long axis and draw hyperbola, then with anchor point 1, anchor point 3 (with
And anchor point 2, anchor point 3) be focus, destination node and anchor point 1, anchor point 3 (and anchor point 2, anchor point 3) range difference do long axis draw it is double
Curve finally obtains three groups of hyperbolas.Three groups of hyp intersection points are the coordinates of object to be measured, so as to guarantee accurately to count
Calculate the location information of user.
In one embodiment, a kind of intelligent electric appliance positioning device is additionally provided, as shown in figure 5, including that control is whole
End 110 and intelligent electric appliance 120, controlling terminal 110 position target point by the above method.Wherein, controlling terminal
110 specifically can be wearable device or handheld terminal, and intelligent electric appliance 120 can be air-conditioning, fan and display equipment etc..
The quantity of intelligent electric appliance 120 can be three or three or more, by controlling terminal 110 from target point and at least three intelligence
Energy 120 two-way communication of electrical equipment calculates distance, and realization positions target point.It is wearable device with controlling terminal 110
For, the controlling terminal 110 after user puts on, by the two-way communication with intelligent electric appliance 120, using the position of user as
Target point is positioned, and obtained location information is used as intelligent electric appliance 120 and optimizes control.Specifically, with intelligent electricity
Device equipment 120 is for air-conditioning, air-conditioning can give according to the location information control outlet air that controlling terminal 110 detects towards user
The better usage experience of user improves user's ease of use.It is appreciated that intelligent electric appliance positioning device was positioned
Specific embodiment has carried out detailed explanation in above-mentioned intelligent electric appliance localization method, and details are not described herein.
Above-mentioned intelligent electric appliance positioning device carries out two-way communication by controlling terminal 110 and intelligent electric appliance 120
It determines the distance between target point and intelligent electric appliance 120, and then target point is positioned, so as to intelligent electric appliance
The position of 120 combining target points optimizes control.By the two-way communication and target between target point and intelligent electric appliance 120
Positioning combines, the error caused by can reducing because of the clock jitter between target point and intelligent electric appliance 120, and it is fixed to improve
Position accuracy.
In one embodiment, a kind of air-conditioning system is additionally provided, air-conditioning system specifically can be central air conditioner system.Such as
Shown in Fig. 6, air-conditioning system includes controlling terminal 210, air conditioner external 220 and internal machine of air-conditioner 230, and air conditioner external 220 connects
Connect internal machine of air-conditioner 230.Controlling terminal 210 carries out two-way communication, and acquisition and air conditioner from target point and internal machine of air-conditioner 230
The communication information between interior machine 230；The distance between target point and internal machine of air-conditioner 230 are obtained according to the communication information；According to mesh
The distance between punctuate and internal machine of air-conditioner 230 are positioned, and are obtained the location information of target point and are sent to air conditioner external
220；Air conditioner external 220 controls internal machine of air-conditioner 230 according to the location information of target point and works.Wherein, controlling terminal 210 has
Body can be wearable device or handheld terminal, and in one embodiment, controlling terminal 210 is wearable device, be convenient for user
Carrying is positioned.
The quantity of internal machine of air-conditioner 230 can be three or three or more, by controlling terminal 210 from target point and at least
Three 230 two-way communications of internal machine of air-conditioner calculate distance, and realization positions target point.Internal machine of air-conditioner 230 is as indoor
The anchor node of positioning, controlling terminal 210 are used as destination node, and user can be logical by hand-held destination node and internal machine of air-conditioner 230
News are used as indoor positioning foundation.Wherein, by taking controlling terminal 210 is wearable device as an example, when user puts on controlling terminal 210
Afterwards, by the two-way communication with internal machine of air-conditioner 230, the position of user is positioned as target point, obtained position letter
Breath is sent to air conditioner external 220.Air conditioner external 220 controls internal machine of air-conditioner 230 according to the location information of user,
To improve the intelligence of airconditioning control.It is appreciated that the specific embodiment that air-conditioning system is positioned is in above-mentioned intelligence electricity
Detailed explanation is carried out in device equipment localization method, details are not described herein.
Further, in one embodiment, as shown in fig. 7, air conditioner external 220 passes through CAN (Controller
Area Network, controller local area network) bus connects internal machine of air-conditioner 230, and air conditioner external 220 is also used to pass through CAN
It is synchronous that bus carries out clock to the clock crystal oscillator of each internal machine of air-conditioner 230.Specifically, air conditioner external 220 is used as outdoor unit, empty
Adjusting machine 230 in device includes air conditioner one, air conditioner two and air conditioner three, respectively as anchor node one, anchor node two and anchor node
Three.Air-conditioning system is before operation, and multiple internal machine of air-conditioner 230 are communicated by CAN bus with air conditioner external 220, air-conditioning
It is synchronous that the clock crystal oscillator that the outer machine 220 of device adjusts each internal machine of air-conditioner 230 by sending and receiving signal makes it complete clock.
Air conditioner external 220 carries out clock by clock crystal oscillator of the CAN bus to each internal machine of air-conditioner 230 and synchronizes, and realizes on hardware
The synchronization of clock crystal oscillator, while error caused by clock skew is reduced in two-way communication positioning, by air conditioner indoor positioning
Combined with TDOA localization method, can be more more accurate than traditional positioning method calculate position coordinates.
Above-mentioned air-conditioning system carries out two-way communication by controlling terminal 210 and internal machine of air-conditioner 230 and determines target point and sky
The distance between machine 230 in device is adjusted, and then target point is positioned, so as to the position of 220 combining target point of air conditioner external
Control is optimized to internal machine of air-conditioner 230.By the two-way communication and target positioning phase between target point and internal machine of air-conditioner 230
In conjunction with error caused by can reducing because of the clock jitter between target point and internal machine of air-conditioner 230 improves accurate positioning
Property.It is used in combination two-way communication algorithm with air-conditioner system on the basis of traditional TDOA algorithm, positioning is further decreased and misses
Difference.Expected error value caused by traditional location algorithm clock jitter is reduced by software respective, improves positioning accuracy, is intelligence
User's positioning of energy air-conditioning, Optimal Decision-making provide technical support.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The several embodiments of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the concept of this application, various modifications and improvements can be made, these belong to the protection of the application
Range.Therefore, the scope of protection shall be subject to the appended claims for the application patent.
Claims (10)
1. a kind of intelligent electric appliance localization method characterized by comprising
Two-way communication is carried out from target point and intelligent electric appliance, and obtains the communication between the intelligent electric appliance and believes
Breath；
The distance between target point and intelligent electric appliance are obtained according to the communication information；
It is positioned according to the distance between target point and intelligent electric appliance, obtains the location information of target point.
2. described from target the method according to claim 1, wherein the communication information includes call duration time
Point carries out two-way communication with intelligent electric appliance, and obtains the communication information between the intelligent electric appliance, comprising:
Broadcast singal to intelligent electric appliance, and reception intelligent electric appliance, which is sent, from target point is sent to the broadcast of target point
Signal, the sending time and receiving time of recording broadcast signal；
The call duration time of target point and intelligent electric appliance is calculated according to the sending time of record and receiving time.
3. according to the method described in claim 2, it is characterized in that, described set from target point transmission broadcast singal to intelligent electric appliance
It is standby, and receive intelligent electric appliance and be sent to the broadcast singal of target point, when the sending time and reception of recording broadcast signal
Between, comprising:
The time for sending broadcast singal to intelligent electric appliance from target point is recorded as at the first time, and obtains the intelligent electric appliance
The time that equipment receives broadcast singal was recorded as the second time；
It is sent to the broadcast singal of target point after receiving the intelligent electric appliance delay preset duration, and obtains broadcast singal
Sending time and receiving time are recorded as third time and the 4th time respectively；
When the time for sending broadcast singal to intelligent electric appliance again from target point after being delayed preset duration is recorded as the 5th
Between, and obtain the intelligent electric appliance and receive time of broadcast singal and be recorded as the 6th time.
4. according to the method described in claim 3, it is characterized in that, described calculate according to the sending time and receiving time of record
Obtain the call duration time of target point and intelligent electric appliance, comprising:
Wherein, TxFor the call duration time of target point and intelligent electric appliance, Tcycle1Indicate the time at the first time with the 4th time
Difference, Tcycle2Indicate the time difference of third time and the 6th time, Tdelay1Indicate the time difference of the second time Yu third time,
Tdelay2Indicate the time difference of the 4th time and the 5th time.
5. according to the method described in claim 2, it is characterized in that, the broadcast singal is UWB signal.
6. the method according to claim 1, wherein the quantity of the intelligent electric appliance be three or three with
On；It is described to be positioned according to the distance between target point and intelligent electric appliance, obtain the location information of target point, comprising:
Hyperbolic Equation is constructed according to the difference of distance between the target point and two intelligent electric appliances；
The location information of the target point is determined according to the Hyperbolic Equation.
7. a kind of intelligent electric appliance positioning device, which is characterized in that including controlling terminal and intelligent electric appliance, the control
Terminal positions target point by method as claimed in any one of claims 1 to 6.
8. a kind of air-conditioning system, which is characterized in that including controlling terminal, air conditioner external and internal machine of air-conditioner, the air conditioner
Outer machine connects the internal machine of air-conditioner；The controlling terminal carries out two-way communication from target point and internal machine of air-conditioner, and obtain with
The communication information between the internal machine of air-conditioner；According to the communication information obtain between target point and internal machine of air-conditioner away from
From；It is positioned, obtain the location information of target point and is sent to described according to the distance between target point and internal machine of air-conditioner
Air conditioner external；The air conditioner external controls the internal machine of air-conditioner according to the location information of the target point and works.
9. air-conditioning system according to claim 8, which is characterized in that the air conditioner external connects institute by CAN bus
Internal machine of air-conditioner is stated, the air conditioner external is also used to carry out by clock crystal oscillator of the CAN bus to each internal machine of air-conditioner
Clock is synchronous.
10. air-conditioning system according to claim 8 or claim 9, which is characterized in that the controlling terminal is wearable device.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111212182A (en) * | 2019-12-01 | 2020-05-29 | 深圳市纽瑞芯科技有限公司 | Method and device for directly remotely controlling UWB equipment by using mobile phone embedded with UWB module |
| EP4033468A1 (en) * | 2021-01-21 | 2022-07-27 | BSH Hausgeräte GmbH | Device and method for remotely controlling a domestic appliance |
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