CN203520607U - Internet-of-things data acquisition device with communication function - Google Patents
Internet-of-things data acquisition device with communication function Download PDFInfo
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- CN203520607U CN203520607U CN201320421529.1U CN201320421529U CN203520607U CN 203520607 U CN203520607 U CN 203520607U CN 201320421529 U CN201320421529 U CN 201320421529U CN 203520607 U CN203520607 U CN 203520607U
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Abstract
The utility model provides an internet-of-things data acquisition device with a communication function. The internet-of-things data acquisition device with the communication function realizes the long-distance transmission of data by using a Zigbee module 1 with a relatively long-distance transmission function. The internet-of-things data acquisition device with the communication function can respectively serve as a data acquisition board, a Zigbee routing node and a Zigbee receiver of a PC (Personal Computer) by adopting multiple working modes. Compared with the prior art, the internet-of-things data acquisition device with the communication function is more advanced.
Description
Technical field
The utility model relates to a kind of data collector, relates in particular to a kind of internet of things data acquisition device with communication function.
Background technology
ZigBee technology is a kind of being applied in short-range, the radio communication technology of Internet of things between the various electronic equipments under low transmission data rate.ZigBee is called again " HomeRF Lite ", " RF-EasyLink " or " FireFly " radiotelegraphy in the past, at present the unified ZigBee technology that is called.
Since Marconi utility model radio, wireless communication technology is always towards the future development that improves constantly data rate and transmission range.For example: the 3 G mobile communication network within the scope of wide area network (3G) object is to provide multi-media radio service, the data rate of the standard within the scope of LAN (Local Area Network) from the 1Mbit/s of IEEE802.11 to the 54Mbit/s of IEEE802.11g.The current ZigBee technology that obtains broad research is devoted to provide the low rate wireless communication technology of utmost point low complex degree, cost and power consumption that a kind of fixing, portable or mobile device of cheapness uses.This wireless communication technology has following features: low in energy consumption, data transmission is reliable, network capacity is large, compatible, security, realize low cost and other advantages.
Further perfect along with ZigBee standard, many companies are all at the product of starting to develop based on ZigBee.Adopt the wireless network application of ZigBee technology to have home automation, household safe, industry and environment control and medical treatment and nursing, testing environment, monitoring, the transportation of supervision fresh-keeping foodstuff and the situation etc. of guaranteeing the quality.Its typical field of application is as follows:
Can be applied to illumination, temperature, safety, control of family etc.By ZigBee-network, automatically collect various information, and information feedback is carried out to data processing and analysis to system, grasp in order to factory's Global Information, the for example sensing of fire alarm and notice, the sensing of illuminator, produce board and his like process control etc., all can provide relevant information by ZigBee-network, the object of controlling to reach industry and environment.
If along street, highway and other local distributed earths be equipped with a large amount of ZigBee terminal devices, you just no longer worry can be lost.The device being arranged in automobile will be told you, just where to go in your current present position.System based on ZigBee technology can also be developed many other functions, for example in different streets according to magnitude of traffic flow dynamic adjustments traffic lights, follow the trail of the automobile of hypervelocity or stolen automobile etc.
Internet of Things harvester transmission range of the prior art is shorter, and function is comparatively single.
Utility model content
The utility model discloses a kind of internet of things data acquisition device with communication function, shorter in order to solve in prior art Internet of Things harvester transmission range, the problem that function is comparatively single.
Above-mentioned purpose of the present utility model is achieved through the following technical solutions:
A kind of internet of things data acquisition device with communication function, wherein, comprise a Zigbee module 1, in described Zigbee module 1, there is a baseband module and a radio-frequency module, in described Zigbee module 1, be connected with respectively a digital front-end modulate circuit 2 and an AFE (analog front end) modulate circuit 3.
The internet of things data acquisition device with communication function as above, wherein, described digital front-end modulate circuit 2 is connected with a panel numeral slot 4.
The internet of things data acquisition device with communication function as above, wherein, described AFE (analog front end) modulate circuit 3 is connected with a panel simulation slot 5.
The internet of things data acquisition device with communication function as above, wherein, is connected with a light-emitting diode display in described Zigbee module 1.
The internet of things data acquisition device with communication function as above, wherein, is connected with an input media in described Zigbee module 1.
The internet of things data acquisition device with communication function as above, wherein, is connected with a power supply 7 in described Zigbee module 1.
The internet of things data acquisition device with communication function as above, wherein, is also connected with a reference power source 6 in described Zigbee module 1.
The internet of things data acquisition device with communication function as above, wherein, has a digital I/O module and a Simulation with I O module in described Zigbee module 1.
The internet of things data acquisition device with communication function as above, wherein, described digital front-end modulate circuit 2 is connected with described digital I/O module, and described AFE (analog front end) modulate circuit 3 is connected with described Simulation with I O module.
The internet of things data acquisition device with communication function as above, wherein, is connected with a USB module in described Zigbee module 1.
In sum, owing to having adopted technique scheme, the utlity model has the internet of things data acquisition device of communication function, by using the farther Zigbee module 1 of communication distance to realize the long-distance transmissions of data.
Accompanying drawing explanation
Fig. 1 is the structured flowchart that the utlity model has the internet of things data acquisition device of communication function.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described further:
A kind of internet of things data acquisition device with communication function, wherein, comprise a Zigbee module (Zigbee Module) 1, in Zigbee module 1, there is a baseband module and a radio-frequency module, in Zigbee module 1, be connected with respectively a digital front-end modulate circuit (Digital Front-end Circuit) 2 and one AFE (analog front end) modulate circuit (Analog Front-end Circuit) 3, the effect of digital front-end modulate circuit 2 is: guarantee that the digital signal of CMOS/TTL and different voltage ranges can be fitted to the cmos digital range of signal of 0 ~ 3.3V of Zigbee module 1 needs, the effect of AFE (analog front end) modulate circuit 3 is: guarantee can be correct after various simulating signals are by reason demodulation circuit the Zigbee module 1 required voltage scope that is converted into, the input voltage range of tentative 0 ~ 3V at present.The Zigbee module 1 that the utility model adopts can adopt hardware module of the prior art.
Adopt Zigbee module 1 to have advantages of following:
1, low in energy consumption: in mode of operation situation, ZigBee technology transfer rate is low, and transmitted data amount is very little, so the transmitting-receiving time of signal is very short, secondly, when non-operating mode, ZigBee node is in park mode.Equipment search time delay is generally 30ms, and it is 15ms that dormancy activates time delay, and vehicular equipment channel access time delay is 15ms.Because the working time is shorter, the power consumption of receiving and sending messages is lower and adopted park mode, make very power saving of ZigBee node, the battery working time of ZigBee node can reach about 6 months to 2 years.Meanwhile, for example, because battery time depends on several factors: battery variety, capacity and application scenario, ZigBee technology is used and also done optimization battery in agreement.For typical case application, alkaline battery can be used the several years, the situation that is less than 1% for the ratio of some working time and T.T. (working time+dormancy time), and the life-span of battery even can be over 10 years.
2, data transmission is reliable: the media access control layer of ZigBee (MAC layer) adopts the collision-avoidance mechanism of talk-when-ready.Under the data transmission mechanism of this full confirmation, when having data transfer needs, transmit at once, each packet sending must be waited for take over party's confirmation, and carry out confirmation reply, if be confirmed the reply of information, just do not represent to have occurred collision, to pass again once, adopt the reliability that can improve in this way system information transmissions.Simultaneously for to need the communication service of fixed-bandwidth to reserve dedicated time slot, competition and conflict while having avoided sending data.While ZigBee should be used as optimization for delay sensitive, and the time delay that communication delay and dormant state activate is all very short.
3, network capacity is large: the feature of ZigBee low rate, low-power consumption and short-distance transmission makes its very suitable support simple Devices.ZigBee has defined two kinds of devices: global function device (FFD) and simplification function element (RFD).To global function device, require it to support 49 all basic parameters.And to simplifying function element, when minimal configuration, only require 38 basic parameters of its support.A global function device can be conversed with other global function devices with simplifying function element, can work by 3 kinds of modes, is respectively: individual territory net telegon, telegon or device.And simplify function element, can only converse with global function device, only for very simply application.The network of a ZigBee includes at most 255 ZigBee networking nodes, and one of them is master control (Master) equipment, and all the other are subordinate (Slave) equipment.If by network coordinator (Network Coordinator), whole network can support at most to surpass 64000 ZigBee networking nodes, adding each Network Coordinator can be connected to each other, and the number of whole ZigBee-network node will be very considerable.
4, compatibility: ZigBee technology and existing control network standard are seamless integrated.By network coordinator (Coordinator), automatically set up network, adopt carrier sense/collision detection (CSMA-CA) mode to carry out channel access.For reliable delivery, also provide full Handshake Protocol.
5, security: Zigbee provides data integrity inspection and authentication functions, and three level security are provided in data transmission.The first order is actual is without secured fashion, and for certain application, if safety is unimportant or upper strata provides enough safeguard protections, device just can select this mode to carry out transferring data.For second level level of security, device can be used Access Control inventory (ACL) to prevent that illegal device from obtaining data, do not take encryption measures in this one-level.Third level level of security adopts the symmetric cryptography that belongs to Advanced Encryption Standard (AES) in data shift.AES can be used for protected data payload and prevent that assailant from pretending to be legal device.
6, realize cost low: the initial cost of module is estimated 6 dollars of left and right, can drop to 1.5-2.5 dollar soon, and Zigbee agreement exempted from patent fee.The price of the lower powered UWB chipset of low speed is at least 20 dollars at present.And the price target of ZigBee is only several cents.
Digital front-end modulate circuit 2 of the present utility model is connected with a panel numeral slot (PowerBoard Digital Slot) 4.AFE (analog front end) modulate circuit 3 of the present utility model is connected with a panel simulation slot (PowerBoard Analog Slot) 5.
In Zigbee module 1 of the present utility model, be connected with a light-emitting diode display 9, in order to show the status information of whole collection plate.
In Zigbee module 1 of the present utility model, be connected with an input media (Key) 8, for control system, enter match pattern, input media 8 of the present utility model can be specially a keyboard.
In Zigbee module 1 of the present utility model, be connected with a power supply 7, for powering according to the demand of zigbee module.
Further, be also connected with a reference power source 6 in Zigbee module 1 of the present utility model, also have an analog-to-digital conversion module (ADC) in Zigbee module 1 of the present utility model, the effect of reference power source 6 is in order to provide datum accurately for ADC module.
In Zigbee module 1 of the present utility model, there is a digital I/O module (DIO) and a Simulation with I O module (AIO).Digital front-end modulate circuit 2 is connected with digital I/O module, and AFE (analog front end) modulate circuit 3 is connected with Simulation with I O module.
In Zigbee module 1 of the present utility model, be connected with a USB module (USB Module) 10, comprise USB change-over circuit, the output interface of Zigbee wireless module is converted to the interface mode of USB, make the utility model can connect the USB interface of computer.
In an embodiment of the present utility model, the utility model is connected with a panel (Power board) as data acquisition board, on panel, be also connected with a sensor board, panel is also connected with a data collecting card (DAQ), and DAQ is connected with a terminal.
In another embodiment of the present utility model, the utility model is as the Zigbee receiver of a PC end, and the utility model is connected with the USB interface of computer.
In another embodiment of the present utility model, the utility model is as a Zigbee routing node.
Can adopt the utility model to be used separately as the common data transmission network that builds of Zigbee receiver of data acquisition board, Zigbee routing node and PC end.
In sum, owing to having adopted technique scheme, the utlity model has the internet of things data acquisition device of communication function, by using the farther Zigbee module 1 of communication distance to realize the long-distance transmissions of data, the utility model can also adopt multiple-working mode, Zigbee receiver as data acquisition board, Zigbee routing node and PC end uses respectively, compared to prior art, and larger progress.
Claims (10)
1. an internet of things data acquisition device with communication function, it is characterized in that, comprise a Zigbee module, in described Zigbee module, there is a baseband module and a radio-frequency module, in described Zigbee module, be connected with respectively a digital front-end modulate circuit and an AFE (analog front end) modulate circuit.
2. the internet of things data acquisition device with communication function according to claim 1, is characterized in that, described digital front-end modulate circuit is connected with a panel numeral slot.
3. the internet of things data acquisition device with communication function according to claim 1, is characterized in that, described AFE (analog front end) modulate circuit is connected with a panel simulation slot.
4. the internet of things data acquisition device with communication function according to claim 1, is characterized in that, in described Zigbee module, is connected with a light-emitting diode display.
5. the internet of things data acquisition device with communication function according to claim 1, is characterized in that, in described Zigbee module, is connected with an input media.
6. the internet of things data acquisition device with communication function according to claim 1, is characterized in that, in described Zigbee module, is connected with a power supply.
7. the internet of things data acquisition device with communication function according to claim 6, is characterized in that, in described Zigbee module, is also connected with a reference power source.
8. the internet of things data acquisition device with communication function according to claim 1, is characterized in that, has a digital I/O module and a Simulation with I O module in described Zigbee module.
9. the internet of things data acquisition device with communication function according to claim 8, is characterized in that, described digital front-end modulate circuit is connected with described digital I/O module, and described AFE (analog front end) modulate circuit is connected with described Simulation with I O module.
10. according to the arbitrary described internet of things data acquisition device with communication function of claim 1 ~ 9, it is characterized in that, in described Zigbee module, be connected with a USB module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201320421529.1U CN203520607U (en) | 2013-07-16 | 2013-07-16 | Internet-of-things data acquisition device with communication function |
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| CN201320421529.1U CN203520607U (en) | 2013-07-16 | 2013-07-16 | Internet-of-things data acquisition device with communication function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106341508A (en) * | 2016-05-17 | 2017-01-18 | 深圳市智物联网络有限公司 | Method for communication calling and adapter |
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2013
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106341508A (en) * | 2016-05-17 | 2017-01-18 | 深圳市智物联网络有限公司 | Method for communication calling and adapter |
| CN106341508B (en) * | 2016-05-17 | 2020-01-21 | 深圳市智物联网络有限公司 | Method and adapter for call calling |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140402 Termination date: 20150716 |
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| EXPY | Termination of patent right or utility model |