Specific embodiment
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present inventionAccompanying drawing, is clearly and completely described to the technical scheme in the embodiment of the present invention, it is clear that described embodiment is onlyThe embodiment of a part of the invention, rather than the embodiment of whole.Based on the embodiment in the present invention, ordinary skill peopleThe every other embodiment that member is obtained under the premise of creative work is not made, should all belong to the model of present invention protectionEnclose.
It should be noted that description and claims of this specification and the term " first " in above-mentioned accompanying drawing, "Two " it is etc. the object for distinguishing similar, without for describing specific order or precedence.It should be appreciated that so usingData can exchange in the appropriate case, so as to embodiments of the invention described herein can with except illustrating here orOrder beyond those of description is implemented.Additionally, term " comprising " and " having " and their any deformation, it is intended that coverLid is non-exclusive to be included, and for example, process, method, system, product or the equipment for containing series of steps or unit is not necessarily limited toThose steps clearly listed or unit, but may include clearly not list or for these processes, method, productOr intrinsic other steps of equipment or unit.
First, the term that the application is related to is explained as follows：
Bluetooth BLE：Bluetooth low energy, as Bluetooth Low Energy.
MESH network：A kind of and diverse new wireless networks technology of conventional wireless network, there is mesh routers(router) and mesh clients (client) constitute, wherein, mesh routers constitute backbone network, and with it is wiredInternet is connected, and is responsible for the wireless Internet connections that mesh clients provide multi-hop, therefore also referred to as " manyJump " network.
Bluetooth BLE MESH technology, makes Bluetooth power consumption to drop to below 10mW, and independent transmission range is more than 50 meters, and groupNetwork data is even more up to 65536, and is completed after networking, and communication no longer needs connection.
Fig. 1 is a kind of structure chart of air detecting device according to embodiments of the present invention, as shown in figure 1, the device includes：Positioned at the detection terminal 11 and sensor group 12 of consolidated network, wherein, detection terminal is asked for the broadcast query in network,Wherein, inquiry request is used to inquire about the data that sensor of interest is detected；Sensor group includes multiple sensors, and sensor is used forDetection environmental data, sensor group returns the environmental data for detecting after inquiry request is received.
By above-described embodiment, it is possible to use each sensors sense environmental parameter in sensor group 12, sensor groupThere can be multiple sensors in 12, detection terminal 11 can be sent to multiple sensors in sensor group by way of broadcast and be looked intoRequest is ask, the sensor of interest in multiple sensors is received after the inquiry request of detection terminal 11, will can detectedAmbient parameter be sent in detection terminal 11.Detection terminal 11 in the embodiment of the present invention is located at same net with sensor group 12In network, when inquiring about data, detection terminal 11 can send request by way of broadcast, and receive from sensor group 12Environmental data, rather than connection first set up when communication is needed communicated again, reduce power consumption, solve prior art medium ringThe high technical problem of border detection means power consumption.
For above-described embodiment, air detecting device can detect air ambient data, the species of the air ambient of detectionPolytype can be included, for example, PM2.5 contents, aerial temperature and humidity, carbon dioxide content in detection air etc..
Optionally, air detecting device can include detection terminal and sensor group, wherein, detection terminal can include manyIndividual module, for example, wireless communication module, detection terminal broadcast query can be asked in network, and the network can be logical in advanceThe new communication network that the mode of networking is set up is crossed, inquiry request can be used for inquiring about the data that sensor of interest is detected, itsIn, sensor of interest refers to that detection terminal wishes the sensor that the environmental data for receiving is located, i.e. the sensor can be detected, oftenOne sensor detects one or more environmental form (for example, gas, humiture, noise), and detection terminal can send inquiryIn asking sensor of interest, so that corresponding sensor of interest sends corresponding environmental data.Sensor group can includeMultiple sensors, sensor can be used for detection environmental data, and in the sensor of interest in multiple sensors detection is being receivedAfter the inquiry request that terminal is sent, the environmental data for detecting can be returned, the detection data is that sensor of interest is being receivedAfter inquiry request, the detection of environmental data is carried out according to the instruction of inquiry request, and the environmental data for detecting is sent to into inspectionIn surveying terminal.
Optionally, before sensor group and detection terminal work, communication network can be set up by certain mode, shouldCommunication network can be set up by sensor group and detection terminal, and the data that can be used to sensor group and detection terminal are passedIt is defeated.Optionally, networking mode can be sensor in sensor group after power up or reset, can broadcast data in a networkBag, carry in packet one or more sensors in the title of respective sensor, i.e. sensor group can after the power-up,The information (for example, the title of sensor, address) of sensor is packaged as into packet, sensor or the detection of surrounding is transferred toIn terminal.The sensor of surrounding after packet is received, can record title and the address of the sensor, be connected with setting up communicationConnect, i.e., the sensor can carry out data transmission with the sensor of surrounding；Detection terminal can also after reception of the data packet,The information record of the sensor is got off, and receives the networking request included in the packet of sensor transmission, detection terminal canTo confirm networking by the networking request, the sensor identification of sensors configured is added to detection terminal and sensor sameIn network, wherein, the sensor identification can be the information for recording the sensor, for example, the sensor is named as into 0002, togetherWhen can record the type of work of the sensor, i.e. the sensor can detect any environmental data, need in detection terminalWhen showing corresponding environmental data, detection environmental directives can be sent to the sensor, to allow the sensors sense environmental data.The networking mode of other sensors can also be identical with the networking mode of the sensor, will not be described here.
Another kind of optional embodiment, detection terminal and each covers disposed on sensor are equipped with wireless mesh MESH communication mouldsBlock, detection terminal and sensor group can pass through MESH communication module networking, you can with detection terminal and each sensorCorresponding MESH communication module is configured, for when sensor and detection terminal are in networking, passing through in sensorMESH communication module to the MESH communication module in other sensors or detection terminal sends networking request.Optionally, Ke YiSensor group is set up after communication network with detection terminal, when detection terminal and each sensor are communicated, can be by settingThe MESH communication module put in detection terminal and each sensor carries out data transmission.
Another kind of optional embodiment, detection terminal can send inquiry request in network by way of broadcast,The mode of the broadcast is to send inquiry request to the multiple sensors in sensor group, and the sensor in sensor group is being receivedAfter inquiry request, can whether consistent with the sensor identification entrained by inquiry request with the mark of detection sensor, the sensingDevice mark can be the title or ID numbering of sensor, and detection terminal can be sent to while inquiry request is sentThe identification information of sensor of interest be placed in the information of inquiry request, the sensor identification that the inquiry request is carried can be used forWhether the sensor for receiving inquiry request is sensor of interest.If the mark of detection sensor and the sensing entrained by inquiry requestDevice mark is consistent, it is determined that sensor is sensor of interest, if inconsistent, to the request of other sensors broadcast query.
Optionally, the sensor in sensor group can be in the case where inquiry request not be received, into the shape of dormancyState, i.e. sensor can be without work, in resting state, and sensor can be without detecting environmental data.
In above-described embodiment, sensor group only when detection terminal sends inquiry request can just carry out data is activation, itsIts time in a dormant state, reduces the power consumption of data transfer.
Optionally, sensor group includes at least one following：Volatile gas sensor, PM2.5 sensors, temperature are passedSensor, humidity sensor, carbon monoxide transducer, carbon dioxide sensor, formaldehyde sensor, optical sensor, noise sensingDevice and door and window detection sensor.Each sensor can detect an environmental data, for example, volatile gas sensorThe content of the volatile gas in air can be detected, PM2.5 sensors can detect the content of the PM2.5 in air, temperatureDegree sensor can detect the temperature in air, and the humidity in humidity sensor air, carbon monoxide transducer can detect skyThe content of the carbon monoxide in gas, carbon dioxide sensor can detect the content of the carbon dioxide in air, formaldehyde sensorCan detect that the content of the formaldehyde in air, optical sensor can detect the intensity of illumination in air, sensor noise detectionNoise intensity in air etc..
Another kind of optional embodiment, together, multiple sensors lead to multiple sensor integrations that sensor group includesCross wireless mesh MESH communication module to be communicated in accordance with the way of the broadcast, the foundation of the communication network between multiple sensors canTo carry out by way of in above-described embodiment, will not be described here.Network connection is set up in multiple sensors and detection terminalAfterwards, multiple sensors can be sent out by the MESH communication module being arranged in sensor to the MESH communication module of each sensorCommunication information is sent, the forwarding letter that the inquiry request and other sensors that the communication information can be sent including detection terminal sendsBreath, the forwarding information can forward the inquiry request of detection terminal.
Optionally, sensor group power consumption very little in detection, saves the cost in data detection process；SameDetection terminal to carry out data query by the way of broadcast, can pass through the forwarding number of other sensors module in individual networkAccording to increased the data transmission distance of environment measuring.
Optionally, detection terminal is also provided with wireless communication module, detection terminal by wireless communication module with it is upperPosition machine is communicated, wherein, host computer can be server, and the server can not be in the communication network, and detection terminal canUploaded in the host computer with the detection data for returning sensor, host computer is receiving the detection data that detection terminal is sentAfterwards, the detection data can be stored by memory element.Optionally, detection terminal can include bluetooth BLE module.
Another kind of optional embodiment, the wireless communication module arranged in detection terminal can be WIFI module, that is, examineSurveying terminal can set up communication network by WIFI module, and the communication network can send inquiry request to sensor group, also may be usedTo send the detection data that sensor is returned to host computer, WIFI module can be opened in real time, for processing detection terminalOn data transfer.
Another kind of optional embodiment, the sensor in sensor group, can basis after inquiry request is receivedSensor identification entrained by inquiry request determines the sensor of interest in multiple sensors, the side that sensor of interest passes through broadcastFormula returns the environmental data for detecting to detection terminal.In this embodiment, sensor of interest is returned by way of broadcastThe environmental data for detecting, broadcast here can be to other the sensor propagation datas in sensor, by the sensingSensor around device receives environmental data, by constantly broadcasting between sensor, environmental data can be sent to into detectionIn terminal.
Optionally, detection terminal is also provided with display module (for example, liquid crystal display), and the display module can showWhen showing sensor group and detection terminal networking, the essential information that sensor is sent for example, shows the title of sensor, can be withThe numbering of each sensor is shown, the numbering is detection terminal after the networking for receiving sensor is asked, and is each sensorThe id number of name, for example, sensor 0001.The display module can also show the detection air ambient type of sensor, exampleSuch as, sensor 0001 is temperature sensor, i.e., the sensor can detect air themperature.
Optionally, each sensor in sensor group can have display unit, and the display unit can show sensorEssential information, on a sensor electricity or reset after, at a certain time interval (for example, 2 minutes) can show sensorTitle, for example, VOC (escaping gas) sensor can show " VOC sensor modlue ".
An alternative embodiment, detection terminal after inquiry request is sent by way of broadcast in network, ifThe reply of sensor of interest is not received in predetermined amount of time (for example, 5 minutes), then starts retransmission mechanism, i.e., in predetermined thingThe detection data that sensor sends is not received by part section, it is believed that sensor of interest is not received by this inquiry pleaseAsk, it is believed that this time inquiry request sends failure, at this moment can send inquiry request to sensor group again.If in pre- timingBetween the reply of sensor of interest is received in section, then be started without retransmission mechanism, the environmental data that sensor is returned can be depositedStorage is got up, it is also possible to which the environmental data is sent in host computer.Wherein it is possible to arrange predetermined number of retransmissions, for example, retransmit secondaryNumber is set to 3 times, if sending times reach predetermined number of retransmissions, can not retransmit inquiry request.
Optionally, detection terminal can by civil power or storage battery power supply, detection terminal using wireless communication module andDuring bluetooth BLE module, because wireless communication module needs power supply in real time, can be powered to detection terminal in real time using civil power.Another kind of optional embodiment, sensor can be powered using battery, and sensor can be when inquiry request be receivedJust start working, once data transfer is completed, resting state can be entered, the power consumption meeting very little of such sensor can be adoptedPowered with battery.
Fig. 2 is the schematic diagram of a kind of optional detection means implemented according to the present invention, as shown in Fig. 2 the device can be withIt is the air detecting device based on WIFI module and bluetooth MESH module, it is various in the detectable user environment of the air detecting deviceThe concentration of gas, for example, VOC (volatile) gas, PM2.5, carbon monoxide, carbon dioxide, formaldehyde etc. can detect airHumiture, can also detect the smoke concentration of medicated cigarette, intensity of illumination, noise intensity etc..Concrete scheme is as follows：
Air detecting device can be divided into detection terminal 21 and the class product of sensor group two, wherein, sensor group can includeEach sensor assembly 221 and MESH network module 222, detection terminal integrating WIFI module 211, BLE MESH modules 212, liquidCrystal module 213.Host computer can be transferred data in air detecting device, the host computer can be Cloud Server 31, userThe environmental data that can be checked in Cloud Server using mobile terminal, the mobile terminal can be mobile phone 32, computer 33, flat board34 and other intelligent terminal 35.
Optionally, sensor group can include sensor, and the sensor assembly 221 is mountable to Anywhere, wherein, passSensor can include at least one following：VOC (volatile) gas module, PM2.5 modules, humiture module, carbon monoxideModule, carbon dioxide module, formaldehyde module, lighting module, noise module, and door and window detection module etc..
Optionally, detection terminal 21 be able to can be used with integrating WIFI module, bluetooth BLE module, Liquid Crystal Module, detection terminalIn collecting and process the data that various kinds of sensors sends, and it is transferred in Cloud Server 31 by WIFI.
Optionally, sensor group 22 and the communication modes of detection terminal 21 can be networkings in limited time, and inquiry is replied, wide in netBroadcast, wherein, networking in limited time can set up sensor group and detection terminal 21 in certain time interval (for example, 4 minutes)Network；It can be that detection terminal 21 sends inquiry request to each sensor in sensor group that inquiry is replied, in sensor groupEach sensor can by the environmental data for detecting return detection terminal 21 in；Broadcast can be the He of detection terminal 21 in net, by peripherad each equipment sending data instruction, to complete the transmission of environmental data, i.e., detection terminal 21 can for sensor groupBy sending inquiry request to each sensor in sensor group, if sensor is after inquiry request is received, to find to look intoThe sensor identification ask in request is inconsistent with the sensor information, can be broadcasted the inquiry request.
Wherein, detection terminal 21, each sensor 221, MESH network 222, Liquid Crystal Module 213, WIFI module 211, indigo plantTooth BLE modules 212 can be in network internal 41, i.e., above-mentioned modules can constitute corresponding network to carry out data transmission, thisIn can broadcast 11 by way of transmission data, mobile phone 32, Cloud Server 31, computer 33, flat board 34, other intelligent terminal 35Can in network-external 51, the network-external 51 can be user by each above-mentioned mobile terminal enquiry data where,Wherein, Cloud Server 31 can be connected with detection terminal 21, and environmental data can be sent to Cloud Server 31 by detection terminal 21In.
By above-described embodiment, it is possible to use each sensors sense environmental parameter in sensor group, in multiple sensingsSensor of interest in device is received after the inquiry request that detection terminal 21 broadcasts 11 in network, can be by the ring for detectingBorder parameter is sent in detection terminal 21, can be looked into carrying out environmental data by the way of broadcasting in network using detection terminal 21Ask, and receive the environmental data from sensor group.So sensor group can only when detection terminal sends inquiry request,Data is activation is carried out, other time in a dormant state, reduces the power consumption of data transfer；Sensor power consumption in detectionVery little, saves the cost in data detection process；Detection terminal can be being carried out by the way of broadcast in the same networkData query, can pass through the forwarding data of other sensors group, increased the data transmission distance of environment measuring, and the present invention is realApply illustrate certainly environmental detection set power consumption height, high cost, apart from short technical problem.
Fig. 3 is the method for the communication of a kind of optional sensor assembly and detection terminal that are embodiment according to the present inventionFlow chart, as shown in figure 3, the method comprises the steps：
Step S301, sensor assembly display device title, and broadcast the packet with the title.
In upper electricity or after pressing reset switch, the display device title in 3 minutes, and by BLE technologies broadcasts with shouldThe packet of title, such as VOC sensor assemblies show " VOC SENSOR MODLUE " title.
Step S303, detection terminal receives the broadcast data of sensor assembly, and shows the broadcast data.
If detection terminal received the broadcast data of sensor assembly in 3 minutes, the broadcast data can be included in liquidOn crystalline substance screen.Detection terminal distributes a unique purpose ID, such as VOC sensor assemblies can to each sensor assemblyNo. ID for being assigned to is 0001.The networking mode of other sensors module is similar to.After the completion of networking, detection terminal and sensor dieBlock may be located in same network, and its communication modes is communicated using broadcast mode.
The data of each sensor assembly are inquired about in step S305, detection terminal timing.
The detection terminal data of broadcast with purposeful sensor ID number in net.For example, it is desired to inquire about VOC sensor assembliesData when, broadcast the inquiry request that purpose ID is for 0001, now all the sensors module can receive detection terminal broadcastInquiry request out, but module confirm purpose ID be not oneself after corresponding No. ID, the broadcast packet for receiving is turned can againSend out, by constantly forwarding, final purpose module can receive the inquiry request that detection terminal sends.
Step S307, sensor assembly broadcast data packet.
Sensor assembly packs environmental data and oneself No. ID, forms a broadcast packet, and carries out in netBroadcast.
Step S309, detection terminal receives the environmental data of the return of sensor.
By the forwarding of other sensors module, detection terminal can receive the answer data of the sensor.Sensor assemblyOnly when detection terminal has inquiry request, data is activation is just carried out, other times are constantly in resting state, to save electricityAmount, reduces power consumption.
Optionally, detection terminal is after inquiry request is sent, if not receiving the reply of purpose module within a certain period of time,That is log-on data retransmission mechanism, sending times reach 3 times, no longer retransmit, and inquire about purpose sensor number in liquid crystal screen displayAccording to failure.When broadcast data is forwarded, such as same bag data hop count is also no longer carried out sensor assembly more than 3 times to itForwarding.
Another kind of optional embodiment, detection terminal needs timing to inquire about due to integrating WIFI and bluetooth BLE moduleOther sensors data, power consumption is larger, therefore power supply mode is using civil power or storage battery power supply, and other single sensingsDevice module can be powered due to power consumption very little using button cell.
Optionally, multiple sensor integrations together, and networking can be carried out by WIFI and bluetooth MESH, makes sensingDevice data can be communicated freely in a net, and related data is timely fed back to gateway, and be uploaded on Cloud Server, forDownload and use in family.
Optionally, if detection terminal has been connected to high in the clouds (i.e. Cloud Server), can be on the sensing data collectedCloud Server is passed to, user only needs to connect Cloud Server, you can downloads all of sensing data, and can arrange gathered dataTime, frequency etc..In the above-described embodiments, sensor assembly carries out networking communication, net internal model using bluetooth MESH and gatewayBlock communication directly adopts broadcast mode, is not required to connection, and communication speed is greatly promoted, and module communication adopts frequency hopping, can be effectiveWIFI and the interference of other wireless signals, super low-power consumption is avoided to run, a button cell sustainable operation is as long as the several years.
By above-described embodiment, it is possible to achieve sensor assembly super low-power consumption runs, sensor assembly and detection terminal canWith quickly networking, simplify networking flow process, improve networking module quantity, communicate in net without the need for connection, directly using broadcast mode, inspectionSurvey terminal and sensor assembly can by way of broadcast transmission data, the air detecting device possesses perfect forwarding mechanismAnd mistake proofing measure.
According to embodiments of the present invention, there is provided a kind of embodiment of the method for air detection, it should be noted that in accompanying drawingThe step of flow process is illustrated can perform in the such as computer system of one group of computer executable instructions, and, althoughLogical order is shown in flow chart, but in some cases, to perform shown different from order herein or can be retouchedThe step of stating.
Fig. 4 is the flow chart of the optional air detection method of another kind according to embodiments of the present invention, as shown in figure 4, shouldMethod comprises the steps：
Step S402, detection terminal broadcast query request in network, wherein, sensor mark is carried in inquiry requestKnow, network is the network that detection terminal is set up in advance with sensor group；
Step S404, sensor group is received after inquiry request, returns the environmental data that sensor of interest is detected, itsIn, sensor of interest is a sensor in sensor group, and sensor of interest is corresponding with sensor identification.
By above-described embodiment, it is possible to use sensor detects air ambient data, detection terminal can pass through broadcastMode is sent to the request for inquiring about environmental data in sensor group, and the sensor of interest in sensor group is receiving detection eventuallyEnd is sent after inquiry request, the environmental data for detecting can be returned in detection terminal.The embodiment of the present invention is by detectionTerminal carries out environmental data inquiry in network, and receives the environmental data from sensor of interest.Such sensor of interestOnly when detection terminal sends inquiry request environmental data can be just detected, other time in a dormant state, reduces dataThe power consumption of transmission；Sensor of interest power consumption very little in detection, saves the cost in data detection process；SameDetection terminal can be to carry out data query by the way of broadcast in network, and data transfer can extend biography by multiple sensorsDefeated distance, increased the data transmission distance of environment measuring, the embodiment of the present invention solve environment measuring power consumption height, high cost, away fromFrom short technical problem.
Optionally, detection terminal and each covers disposed on sensor are equipped with wireless mesh MESH communication module, detection terminal and biographySensor group passes through MESH communication module networking.
Another kind of optional embodiment, after in detection terminal, broadcast query is asked in network, method also includes：PassSensor in sensor group is received after inquiry request, mark and the sensor mark entrained by inquiry request of detection sensorWhether consistent know；If consistent, it is determined that sensor is sensor of interest；If inconsistent, please to other sensors broadcast queryAsk.
Optionally, method also includes：Sensor in sensor group is entered and stopped in the case where inquiry request is not receivedThe state of dormancy.
Another kind of optional embodiment, before detection terminal in network ask by broadcast query, method also includes：PassAfter power up or reset, in a network broadcast data packet, carries respective sensor to sensor in sensor group in packetTitle；Detection terminal after reception of the data packet, receives networking and confirms instruction, and the sensor identification of sensors configured willDetection terminal and sensor are added in consolidated network.
Optionally, after in detection terminal, broadcast query is asked in network, method also includes：If within a predetermined period of timeThe reply of sensor of interest is not received, then starts retransmission mechanism.
The embodiments of the present invention are for illustration only, do not represent the quality of embodiment.
In the above embodiment of the present invention, the description to each embodiment all emphasizes particularly on different fields, and does not have in certain embodimentThe part of detailed description, may refer to the associated description of other embodiment.
In several embodiments provided herein, it should be understood that disclosed technology contents, can pass through otherMode is realized.Wherein, device embodiment described above is only schematic, such as the division of described unit, Ke YiweiA kind of division of logic function, can there is an other dividing mode when actually realizing, such as multiple units or component can with reference to orPerson is desirably integrated into another system, or some features can be ignored, or does not perform.Another, shown or discussed is mutualBetween coupling or direct-coupling or communication connection can be INDIRECT COUPLING or communication link by some interfaces, unit or moduleConnect, can be electrical or other forms.
The unit as separating component explanation can be or may not be it is physically separate, it is aobvious as unitThe part for showing can be or may not be physical location, you can with positioned at a place, or can also be distributed to multipleOn unit.Some or all of unit therein can according to the actual needs be selected to realize the purpose of this embodiment scheme.
In addition, each functional unit in each embodiment of the invention can be integrated in a processing unit, it is also possible toIt is that unit is individually physically present, it is also possible to which two or more units are integrated in a unit.Above-mentioned integrated listUnit both can be realized in the form of hardware, it would however also be possible to employ the form of SFU software functional unit is realized.
If the integrated unit is realized using in the form of SFU software functional unit and as independent production marketing or usedWhen, during a computer read/write memory medium can be stored in.Based on such understanding, technical scheme is substantiallyThe part for contributing to prior art in other words or all or part of the technical scheme can be in the form of software productsEmbody, the computer software product is stored in a storage medium, including some instructions are used so that a computerEquipment (can be personal computer, server or network equipment etc.) perform the whole of each embodiment methods described of the invention orPart steps.And aforesaid storage medium includes：USB flash disk, read only memory (ROM, Read-Only Memory), random access memory are depositedReservoir (RAM, Random Access Memory), portable hard drive, magnetic disc or CD etc. are various can be with store program codesMedium.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the artFor member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also shouldIt is considered as protection scope of the present invention.