CN204836236U - Low -power consumption thing networking framework based on act on behalf of equipment - Google Patents
Low -power consumption thing networking framework based on act on behalf of equipment Download PDFInfo
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- CN204836236U CN204836236U CN201520362178.0U CN201520362178U CN204836236U CN 204836236 U CN204836236 U CN 204836236U CN 201520362178 U CN201520362178 U CN 201520362178U CN 204836236 U CN204836236 U CN 204836236U
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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
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- 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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Abstract
The utility model provides a low -power consumption thing networking framework based on act on behalf of equipment of the thing networking communications field, includes: the equipment of acting on behalf of, wi fi thing networking device and the internet service ware through wireless connection with it, wherein: the equipment of acting on behalf of and at least one wi fi thing networking device through low -power consumption wi fi MAC layer link wireless connection, should act on behalf of and be equipped with buffer memory in the equipment. Link duration between the equipment of acting on behalf of and the internet service ware be greater than wi between fi thing networking device and the internet service ware link duration and act on behalf of equipment and wi link duration between the fi thing networking device. The utility model discloses can show the energy resource consumption that reduces thing networking device.
Description
Technical field
The utility model relates to a kind of technology of wireless communication field, specifically based on a low-power consumption Internet of Things framework for agent equipment, for Wi ?in Fi Internet of Things the long data cycle Wi ?Fi internet of things equipment by Wi ?Fi act on behalf of internet of things equipment, through Wi ?Fi access point, carry out the exchanges data of low-power consumption with Internet Server.
Background technology
Internet of Things, i.e. InternetOfThings (IoT).Internet of things equipment can be various information sensor and controller, also can be various intelligentized household electrical appliance.Internet of things equipment is accessing Internet in several ways, and a huge network of formation, achieves the Internet from people to the extension of thing.
Wi ?Fi Internet of Things access way be most widely used, cost is minimum, one of Internet of Things access way that extensibility is best.Usually, Wi ?Fi internet of things equipment directly by Wi ?Fi access point (AP, AccessPoint, also referred to as Wi ?Fi focus or wireless router) access network, carry out exchanges data with Internet Server.
But most Wi ?Fi internet of things equipment function is more single, exchanges data amount is little, and many times, Wi ?Fi internet of things equipment produces data and needs with the cycle of Internet Server exchange data packets very long, as a few hours and even a couple of days.Suppose, long data cycle Wi ?Fi internet of things equipment and server carry out exchanges data through IP layer link, generally have following two kinds of modes: 1) maintain always this equipment through Wi ?IP layer link between Fi access point and server, need to continue to give out a contract for a project to maintain this link, prevent time-out from disconnecting; 2) when needing exchange data packets at every turn, IP layer is again set up with Internet Server and with uplink through Wi ?Fi access point.
For the general long data cycle by battery apparatus supply energy Wi ?Fi internet of things equipment, most exchanges data and plant capacity have been used in the exchange of non-effective data by above two kinds of modes, redundant data consumes too many energy, is irrational.Therefore, the Wi in long data cycle ?Fi internet of things equipment need a kind of new way to manage, with the low-power consumption demand in adapting to apply.
And, although Wi ?Fi access point can carry out buffer memory to the data of sleeping devices, wait for that sleeping devices sends when waking up again, if but Wi ?Fi Internet of Things larger, Wi ?the cache management burden of Fi access point also can be comparatively large, and after exceeding certain hour Wi ?Fi access point can abandon data cached.
Through finding the retrieval of prior art, open (bulletin) the day 2014.12.10 of Chinese patent literature CN104206001A, disclose a kind of access point for WLAN (wireless local area network) (WLAN), can manage better dormancy Wi ?the data cached transmission of Fi equipment, reduce the data transmission power consumption of sleeping devices.
Open (bulletin) the day 2014.01.29 of Chinese patent literature CN103546909A, disclose in a kind of wlan network based on the energy-conservation power consumption management method of the terminal of 802.11u agreement, in this technology, terminal STA is only in state of activation or sleep state, AP for the STA that accesses terminal data cached, carry out information exchange by the GAS signaling in 802.11u agreement between AP and terminal STA, in a transmission cycle, have data cached terminal STA can obtain the chance once receiving data.
But above two kinds of technology are attempted based on 802.11 protocol suites, and the province carrying out local is electrically optimized, has following two problems:
A) low-power consumption internet of things equipment still needs and is in the server foundation in high in the clouds and keeps the annexation of IP layer, the energy of this meeting consuming cells power supply unit preciousness.
B) more than in two kinds of technology dormancy Wi ?Fi equipment be limited to 802.11 protocol requirements, the cycle of waking up must normal Wi ?Fi link can in process range, if the several seconds was to several minutes, in order to maintain this Wi ?Fi connect, also to consume Wi that long data periodic battery powers ?the energy of Fi internet of things equipment.In a word, above two kinds of technology not for the long data cycle Wi ?Fi internet of things equipment feature not by be in the server in high in the clouds and other Wi ?Fi internet of things equipment take into account and carry out systematicness optimization.
Utility model content
The utility model is for prior art above shortcomings, a kind of low-power consumption Internet of Things framework based on agent equipment is proposed, by agent equipment realize the long data cycle Wi ?Fi internet of things equipment through Wi ?exchanges data between Fi access point and Internet Server, and need not to Wi ?Fi access point carry out any transformation.
The utility model is achieved through the following technical solutions:
The utility model comprises: agent equipment, Wi ?Fi internet of things equipment and with it by the Internet Server of wireless connections, wherein: agent equipment and at least one Wi ?Fi internet of things equipment by low-power consumption Wi ?FiMAC layer link wireless connections, be provided with buffer storage in this agent equipment.
The link duration between described agent equipment and Internet Server be greater than Wi ?link duration between Fi internet of things equipment and Internet Server and agent equipment and Wi ?link duration between Fi internet of things equipment.
Described Wi ?Fi internet of things equipment include but not limited to: Wi ?Fi temperature sensor, Wi ?the Wi such as Fi humidity sensor ?Fi sensing equipment and data acquisition equipment, Wi ?Fi lighting switch, Wi ?the switchgear such as Fi heating (floor heating) switch.
Described agent equipment includes but not limited to: Wi ?Fi lighting apparatus, Wi ?Fi socket etc. that band power line is powered have the Wi ?Fi internet of things equipment of sufficient power.
Described Wi ?be provided with timer in Fi internet of things equipment, when Wi ?Fi internet of things equipment need with Internet Server (as Internet of Things cloud server) carry out exchanges data time, in payload package (payload) structure that Data import is defined in MAC layer, carry out data by described low-power consumption Wi ?FiMAC layer link with agent equipment to exchange in advance, and after having exchanged in advance, enter Low-power-consumptiodormancy dormancy state (closing radio receiving and transmitting part to grade), and the data that receive will be exchanged in advance by the IP address of specifying in MAC layer payload package and upper-layer protocol (as TCP) by agent equipment, through IP layer and be transmitted to Internet Server with uplink.
Described Wi ?Fi internet of things equipment only set up with agent equipment low-power consumption Wi ?FiMAC layer link, do not have common Wi ?Fi link IP layer and above link, because what this link performed is proprietary protocol, a very large maximum wake-up period (as hundreds of hours) can be set as required, can ensure long data cycle Wi ?Fi internet of things equipment dormancy in, this low-power consumption Wi ?FiMAC layer link can not disconnect, this low-power consumption Wi ?the link of FiMAC layer by conventional criteria Wi ?the authenticated encryption of FiMAC layer link set up and obtain or obtained by the MAC layer of non-standard privately owned definition link foundation.
Described agent equipment use 802.11 agreements of standard connect Wi ?Fi access point thus be connected to Internet Server.
Described MAC layer payload package comprises: data division and be packaged in the payload header (server ip address and upper-layer protocol type) of its outside, wherein: data division comprises data type, data volume and dormancy mark, agent equipment determines the path of forwarding data, according to the link of upper-layer protocol type decided high level according to the IP address in MAC layer payload package.
The several data such as described data division load sensor measurement data, device sleeps startup/end signal, control command, control command reply, event notice, and specifically can define according to application scenarios.
Described agent equipment realizes the forwarding of data in the following manner:
1) agent equipment remains to the IP layer of Internet Server and with uplink by the mode of uninterruptedly giving out a contract for a project, when after the pre-swap data that agent equipment receives from Wi ?Fi internet of things equipment, directly at the pre-swap data of above-mentioned link repeating to Internet Server;
2) after the pre-swap data received from Wi ?Fi internet of things equipment when agent equipment, re-establish and be connected with the link of Internet Server (as rebuild through Wi ?Fi access point to the IP layer of server and with uplink), then at the pre-swap data of above-mentioned link repeating to Internet Server.
3) when Internet Server have internet data by link (through Wi ?Fi access point) be sent to Wi ?Fi internet of things equipment time, when this Wi ?Fi internet of things equipment be in Low-power-consumptiodormancy dormancy state time, then as data receiver, buffer memory is carried out to above-mentioned data by agent equipment, and Wi ?after the current Low-power-consumptiodormancy dormancy state of Fi internet of things equipment terminates, the low-power consumption Wi set up before ?FiMAC layer chain the internet data of transmission buffer.
Described agent equipment and Wi ?Fi internet of things equipment can realize in the following manner the tracking of Low-power-consumptiodormancy dormancy state, be specially:
A) when Wi ?Fi internet of things equipment be about to enter Low-power-consumptiodormancy dormancy state time, send MAC payload package in load to agent equipment send dormancy enabling signal;
B) when Wi ?Fi internet of things equipment exits Low-power-consumptiodormancy dormancy state and need at the low-power consumption Wi ?FiMAC layer link transmitting data set up before, load in the MAC payload package sent and send dormancy end signal;
C) agent equipment periodically monitors above-mentioned dormancy enabling signal and dormancy end signal, and the internet data process of caching of this agent equipment of corresponding startup and Internet Server or exchange data forwarding process in advance.
When Wi ?the dormancy of Fi internet of things equipment terminate, when preparing transmission data, as dormancy time do not exceed low-power consumption Wi ?FiMAC layer link maximum wake-up period, then this equipment links with the low-power consumption Wi ?FiMAC layer of Internet of Things agent equipment and does not disconnect, and directly can carry out data in former low-power consumption Wi ?FiMAC layer link and exchange in advance;
When dormancy time exceed low-power consumption Wi ?FiMAC layer link arrange maximum wake-up period, then this equipment and Internet of Things agent equipment low-power consumption Wi ?FiMAC layer link and disconnect, need the process first set up by the link of above-mentioned low-power consumption Wi ?FiMAC layer to set up this link, then chain at low-power consumption Wi ?FiMAC layer and carry out data and exchange in advance.
In order to reach optimum low-power consumption mode, the maximum wake-up period of this connection can according to application scenarios, is set to suitable time, reduce as far as possible low-power consumption Wi ?the reconstruction that connects of FiMAC layer.
Described Wi ?Fi internet of things equipment Low-power-consumptiodormancy dormancy state adopt but be not limited to a few hours, a couple of days or several months, the end of this Low-power-consumptiodormancy dormancy state can be periodic, and the Wi ?Fi temperature sensor as arranged Household temperature monitor network gathers a Current Temperatures in every 4 hours; Also can be acyclic, as Wi ?Fi lighting switch is touched by user.
Under preferable case, when long data cycle Wi ?Fi internet of things equipment need to carry out self software upgrading time
I) utilize described low-power consumption Wi ?FiMAC layer link, obtain update software by agent equipment from Internet Server;
Ii) Wi ?Fi internet of things equipment through with the normal Wi of AP ?Fi link and be connected to Internet Server, and obtain update software.
Accompanying drawing explanation
Fig. 1 is example structure schematic diagram.
Fig. 2 is MAC layer payload package structural representation.
Embodiment
Below embodiment of the present utility model is elaborated; the present embodiment is implemented under premised on technical solutions of the utility model; give detailed execution mode and concrete operating process, but protection range of the present utility model is not limited to following embodiment.
Embodiment 1
As shown in Figure 1, the present embodiment relates to a kind of low-power consumption Internet of Things framework, comprising: agent equipment, Wi ?Fi internet of things equipment and with it by the Internet Server of wireless connections, wherein: in agent equipment, be provided with buffer storage.
Described agent equipment and Wi ?Fi internet of things equipment support low-power consumption Wi ?Fi link, can the function of overlength interval time of supported data transmission, can with the Wi in long data cycle ?Fi internet of things equipment carry out exchanges data.
Described Internet of Things agent equipment be not limited to possess additional complete Wi ?Fi internet of things equipment function, the exchange of its data can be carried out with access point.As Wi ?Fi lighting apparatus as Internet of Things agent equipment, access Wi ?after Fi access point, can also mobile phone application controls be passed through, receive through Wi ?the lighting control commands that imports into of Fi access point.
Above-mentioned framework carries out work in the following manner: when Wi ?Fi internet of things equipment need with Internet Server (as Internet of Things cloud server) carry out exchanges data time, in the payload package that Data import is defined in MAC layer, carry out data by described low-power consumption Wi ?FiMAC layer link with agent equipment to exchange in advance, and after having exchanged in advance, enter Low-power-consumptiodormancy dormancy state (closing radio receiving and transmitting part to grade), and the data that receive will be exchanged in advance by the IP address of specifying in MAC layer payload package and upper-layer protocol (as TCP) by agent equipment, through IP layer and be transmitted to Internet Server with uplink.
As shown in Figure 2, described MAC layer payload package comprises: data division and be packaged in the payload header of its outside, wherein: data division comprises data type, data volume and dormancy mark, payload header comprises server ip address, upper-layer protocol type (e.g., TCP, UDP etc.).
Described agent equipment determines the path of forwarding data, according to the link of upper-layer protocol type decided high level according to the IP address in MAC layer payload package.
Described data type comprises: Command, Response and Event, wherein: Command type is that internet of things equipment sends, and its data volume can load inquiry, control information etc.Response type is that Internet of Things agent equipment replys internet of things equipment, and its data volume part loads forwarding server to the information of this equipment.Event type is key data transport-type, and its data volume part can load sensor measurement data etc.
Due in most cases, the data loaded on a small quantity in Event type are only sent after internet of things equipment terminates dormancy, do not need to carry out exchanges data with server, therefore specified devices dormancy startup/end mark only loads on the afterbody of Event data division temporarily herein.
For Fig. 1, if w1, w2, w3 are Wi ?Fi temperature sensor, take a few hours as cycle collecting temperature information and send to server; Wi ?Fi act on behalf of internet of things equipment be neighbouring Wi ?Fi socket or Wi ?Fi lighting apparatus.When initial construction Wi ?Fi Internet of Things, the foundation interlinked of whole network is as follows.
The Wi in long data cycle ?Fi internet of things equipment w1, w2, w3 and Wi ?Fi act on behalf of the link of internet of things equipment w0: can by proprietary protocol process set up Wi ?the link of FiMAC layer, also can by normal Wi ?the foundation of FiMAC layer link process of establishing.Afterwards, w0 and w1, w2, w3 be negotiation data exchange cycle respectively, the reservation periods time started, so far each low-power consumption Wi ?FiMAC layer link foundation complete.The Wi in each long data cycle ?after Fi internet of things equipment revives with the cycle of agreement, without the need to again with Wi ?Fi act on behalf of internet of things equipment w0 and establish the link, directly can carry out exchanges data.
Wi ?Fi act on behalf of internet of things equipment w0 and Wi ?the link of Fi access point P: with normal Wi ?Fi link process of establishing set up Wi ?Fi link.
Because Wi ?Fi act on behalf of internet of things equipment w0 and have sufficient energy supply, without the need to carrying out dormancy.
This Wi ?data exchange process in Fi Internet of Things:
If Wi ?Fi act on behalf of internet of things equipment w0 and Wi ?Fi access point P need to carry out exchanges data (can be its data), can immediately complete normal Wi ?Fi exchanges data.
By Internet of Things cloud server through Wi ?Fi access point P to pass to each long data cycle Wi ?the data of Fi internet of things equipment w1, w2, w3, in non-agreement recovery time, by Wi ?Fi act on behalf of internet of things equipment w0 and carry out buffer memory.
All the other time Wi ?Fi act on behalf of internet of things equipment w0 can monitor each long data cycle Wi ?the reviving of Fi internet of things equipment w1, w2, w3, in case be in the long data cycle in resting state Wi ?the clock drift of Fi internet of things equipment.After w0 hears that w1, w2 or w3 revive, receive the data that w1, w2 or w3 produce, and the data of buffer memory are passed to the corresponding long data cycle Wi ?Fi internet of things equipment.
Complete with long data cycle Wi ?the exchanges data of Fi internet of things equipment, and after this equipment enters dormancy, Wi ?Fi Internet of Things agent equipment w0 again by from the Wi in this long data cycle ?the data that obtain of Fi internet of things equipment, through Wi ?Fi access point P send to cloud server.
Embodiment 2
When long data cycle Wi ?Fi internet of things equipment be Wi ?Fi lighting switch, Wi ?Fi Internet of Things agent equipment be Wi ?Fi illumination
Equipment, possible exchanges data sight as following two kinds, but is not limited to following:
1) Wi ?Fi lighting switch do not need to carry out exchanges data with Internet Server, Wi ?Fi lighting switch and Wi ?Fi lighting apparatus with low-power consumption Wi ?Fi link and transmit Lighting control information, Wi ?Fi lighting apparatus control information is not forwarded.
2) when Internet of Things cloud server statistic switch access times, then each user touch Wi ?Fi switch, controls Wi ?Fi lighting apparatus time, Lighting control information by low-power consumption Wi ?Fi link send to Wi ?Fi lighting apparatus; Wi ?Fi lighting apparatus can by maintain always with the link of server or the link rebuild to server, by Wi ?Fi switch motion information through Wi ?Fi access point send to server, carry out Wi ?the statistics of Fi switch access times.
Claims (5)
1. the low-power consumption Internet of Things framework based on agent equipment, it is characterized in that, comprise: agent equipment, Wi-Fi internet of things equipment and with it by the Internet Server of wireless connections, wherein: agent equipment links wireless connections with at least one Wi-Fi internet of things equipment by low-power consumption Wi-FiMAC layer, is provided with buffer storage in this agent equipment.
2. framework according to claim 1, it is characterized in that, the link duration between described agent equipment and Internet Server is greater than the link duration between Wi-Fi internet of things equipment and Internet Server and the link duration between agent equipment and Wi-Fi internet of things equipment.
3. framework according to claim 1, is characterized in that, described Wi-Fi internet of things equipment comprises: Wi-Fi temperature sensor, Wi-Fi humidity sensor, Wi-Fi lighting switch, Wi-Fi floor heating switchgear, Wi-Fi heating switchgear.
4. framework according to claim 1, is characterized in that, described agent equipment comprises: Wi-Fi lighting apparatus, Wi-Fi socket that band power line is powered.
5. framework according to claim 1, is characterized in that, described agent equipment is connected with Wi-Fi access point and and then is connected to Internet Server.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520362178.0U CN204836236U (en) | 2015-05-29 | 2015-05-29 | Low -power consumption thing networking framework based on act on behalf of equipment |
| US15/577,549 US10756964B2 (en) | 2015-05-29 | 2015-12-29 | Internet of things configuration method and system for secure low-power-consumption proxy device |
| PCT/CN2015/099426 WO2016192387A1 (en) | 2015-05-29 | 2015-12-29 | Internet of things configuration method and system for secure low-power-consumption proxy device |
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| CN201520362178.0U CN204836236U (en) | 2015-05-29 | 2015-05-29 | Low -power consumption thing networking framework based on act on behalf of equipment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016192172A1 (en) * | 2015-05-29 | 2016-12-08 | 乐鑫信息科技（上海）有限公司 | Implementation method of low power consumption internet of things based on proxy apparatus |
| WO2016192387A1 (en) * | 2015-05-29 | 2016-12-08 | 乐鑫信息科技（上海）有限公司 | Internet of things configuration method and system for secure low-power-consumption proxy device |
| US10693714B2 (en) | 2015-05-29 | 2020-06-23 | Espressif Systems (Shanghai) Pte Ltd | Communication method for Wi-Fi internet of things equipment and Wi-Fi internet of things system |
-
2015
- 2015-05-29 CN CN201520362178.0U patent/CN204836236U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016192172A1 (en) * | 2015-05-29 | 2016-12-08 | 乐鑫信息科技（上海）有限公司 | Implementation method of low power consumption internet of things based on proxy apparatus |
| WO2016192387A1 (en) * | 2015-05-29 | 2016-12-08 | 乐鑫信息科技（上海）有限公司 | Internet of things configuration method and system for secure low-power-consumption proxy device |
| US10693714B2 (en) | 2015-05-29 | 2020-06-23 | Espressif Systems (Shanghai) Pte Ltd | Communication method for Wi-Fi internet of things equipment and Wi-Fi internet of things system |
| US10756964B2 (en) | 2015-05-29 | 2020-08-25 | Espressif Systems (Shanghai) Co., Ltd. | Internet of things configuration method and system for secure low-power-consumption proxy device |
| US11265814B2 (en) | 2015-05-29 | 2022-03-01 | Espressif Systems (Shanghai) Co. Ltd. | Implementation method of low power consumption internet of things based on proxy apparatus |
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Address after: Room 204, Building No. 2, 690 Bibo Road, Zhangjiang High-tech Park, Pudong New Area, Shanghai, 201203 Patentee after: Lexin Information Technology (Shanghai) Co., Ltd. Address before: Room 204, Building No. 2, 690 Bibo Road, Zhangjiang High-tech Park, Pudong New Area, Shanghai, 201203 Patentee before: Yue Xin information technology (Shanghai) Co., Ltd. |
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