CN202495961U - Internet of things smart home system based on ZigBee - Google Patents

Internet of things smart home system based on ZigBee Download PDF

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Publication number
CN202495961U
CN202495961U CN2012200989763U CN201220098976U CN202495961U CN 202495961 U CN202495961 U CN 202495961U CN 2012200989763 U CN2012200989763 U CN 2012200989763U CN 201220098976 U CN201220098976 U CN 201220098976U CN 202495961 U CN202495961 U CN 202495961U
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module
internet
zigbee
control
sub
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Expired - Fee Related
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CN2012200989763U
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Chinese (zh)
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葛世安
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HANGZHOU NEEDINDEX INFORMATION TECHNOLOGY Co Ltd
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HANGZHOU NEEDINDEX INFORMATION TECHNOLOGY Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00Reducing energy consumption in communication networks
    • Y02D30/70Reducing energy consumption in communication networks in wireless communication networks

Abstract

The utility model discloses an internet of things smart home system based on ZigBee, which comprises a home gateway, an auxiliary controller and a mobile phone, wherein the mobile phone is connected to the home gateway through a GSM network, and the gateway is connected to the auxiliary controller through a ZigBee network. The home gateway comprises a short message receiving and sending module, a control module, an infrared receiving and sending module, a radio frequency sending module and a storage module, wherein the short message receiving and sending module, the infrared receiving and sending module, the radio frequency sending module and the storage module are all connected to the control module. The internet of things smart home system provided by the utility model adopts the ZigBee network technology and builds the distributed internet of things smart home system conforming to a household environment with low power consumption and stable operation.

Description

A kind of Internet of Things intelligent domestic system based on ZigBee
Technical field
The utility model relates to the technical field of Based Intelligent Control, is specifically related to a kind of Internet of Things intelligent domestic system based on ZigBee.
Background technology
The notion of Internet of Things (The Internet of Things) proposed in 1999, and its definition is very simple: get up through information sensing equipment such as radio frequency identification all article with Internet connection, realize intelligent identification and manage.Internet of Things is called as the third wave of world's information industry development after computer, the Internet through the fusion application of intelligent perception, recognition technology and general fit calculation, Ubiquitous Network.Internet of Things is regarded as the application extension of the Internet, and application innovation is the core of Internet of Things development, and the innovation 2.0 that with the user experience is core is souls of Internet of Things development.
Smart Home (Smart Home) claim intelligent dwelling again, and it is the product of Internet of Things development.Usually be defined as Smart Home at present and utilize computer, network and comprehensive wiring technology, the various subsystems relevant with life staying idle at home organically are combined into a system through the family information management platform.Specifically; Be exactly at first in a household, to set up a communication network, for family information provides necessary path, under the control of family's network operating system; Through relevant hardware and actuator, realize control and monitoring to household electrical appliances on all home networks and equipment.Secondly, they all will be through certain network platform, and formation and extraneous communication channel to realize world's communicate information in addition with family, satisfy the demand of Long-distance Control, monitoring and exchange message.Finally reach and satisfy the demand of people safety, comfortable, convenient and environmental protection.
For the radio communication of transducer, WLAN (Wi-Fi) in recent years, technology such as bluetooth are emerged in large numbers in succession, and growth momentum is swift and violent.But Bluetooth technology just design often is for mobile phone and near earphone or PDA networking usefulness as wired substitute.It can be worked several weeks under the situation of not charging, but can't work some months or longer time.General bluetooth equipment needs the staff configuration to be connected with maintaining network, and it can effectively handle 8 equipment (1 main equipment and 7 slave units).More words, communication speed then significantly descends.And the Bluetooth technology price is high always, has influenced the use wish of some manufacturers.Wi-Fi also has similar problem, though it is the good solution that notebook and desktop computer is had access to spider lines, its power consumption is very high.They do not design to home intranet specially, can't satisfy wireless intelligent house and be prone to tissue, low-cost, lower powered requirement.
Event need provide a kind of novel Internet of Things intelligent domestic system, improves with the transmission side communication formula to existing intelligent domestic system.
The utility model content
The purpose of the utility model is exactly in order to address the above problem, provide a kind of low-power consumption, low cost, safe and reliable, be convenient to practicality, Internet of Things intelligent domestic system easy to connect, this system is based on the ZigBee technology.
For realizing above-mentioned purpose, the utility model adopts following technical scheme:
A kind of Internet of Things intelligent domestic system based on ZigBee comprises home gateway, sub-controller and mobile phone, it is characterized in that:
Said mobile phone is connected with said home gateway through the GSM net; Said home gateway is connected with sub-controller through the ZigBee net; Wherein, Said home gateway comprises short message transceiving module, control module, infrared transceiver module, radio frequency sending module and memory module, and said short message transceiving module, infrared transceiver module, radio frequency sending module and memory module all link to each other with said control module.
According to the utility model one preferred embodiment; Said short message transceiving module is used for carrying out two-way communication with said mobile phone; Said infrared transceiver module is used to receive the control signal from the control of remote controller household electrical appliances; The control signal that said radio frequency sending module is used for said control module is sent is sent to said sub-controller through said ZigBee network, and said memory module is used to store the infrared pulse code data.
According to the utility model one preferred embodiment, said control module is radio frequency chip CC2430.
According to the utility model one preferred embodiment, said short message transceiving module is the GR64 module.
According to the utility model one preferred embodiment, said Internet of Things intelligent domestic system comprises a plurality of sub-controllers, and each sub-controller can be controlled different household electrical appliances.
The Internet of Things intelligent domestic system that the utility model provides has adopted the ZigBee network technology, has made up distributed, the low-power consumption that meets domestic environment, stable Internet of Things intelligent domestic system.
Description of drawings
Fig. 1 is the structural representation based on the Internet of Things intelligent domestic system of ZigBee according to the utility model embodiment.
Embodiment
With reference to the accompanying drawings the utility model is more comprehensively described, the exemplary embodiment of the utility model wherein is described.
The Internet of Things intelligent domestic system of the utility model at first briefly introduces the ZigBee technology based on the ZigBee technology below.
ZigBee is the two-way wireless communication technical standard of being formulated by ZigBee alliance towards low-speed wireless personal area network (LR-WPAN), and its physical layer and data link layer are used the IEEE802.15.4 standard, and network layer and application layer are defined by ZigBee alliance.With Wi-Fi, IrDA, UWB, other wireless access technologys such as Bluetooth are compared, and the advantage that ZigBee has is following:
(1) low-power consumption: very power saving under the mode of operation, and support resting state;
(2) low rate: ZigBee is operated on 3 ISM that exempt from license (industry, science and medical treatment) frequency range has 250Kb/s (2.4GHz), 40Kb respectively ,/s (915MHz) and three kinds of different peak value data rates of 20Kb/s (868MHz);
(3) low cost;
(4) networking flexibility, network capacity are big: ZigBee can adopt star-like, tree type and mesh network topology, and by a host node management plurality of sub node, maximum host nodes can be managed 254 node; Host node also can be formed the big net of 65000 nodes at most by the last layer network node control simultaneously;
(5) short distance: transmission range is generally between 10~100m;
(6) security reliability is high, and data integrity inspection and authentication function are provided, and adopts the AES-128 AES, takes collision-avoidance mechanism simultaneously.
IEEE 802.15.4 standard definition two kinds of physical device type, FFD (full-function device) and RFD (half function device).FFD is the node with routing function, can realize any one logical device type of ZigBee network, and it can be communicated by letter with RFD or other FFD.RFD can only serve as ZED, does not possess routing function, can only optionally add established network, can only communicate by letter with FFD, uses minimum resource and storage space.
Household intelligent control (like wireless connections of illumination, remote control, water, electricity and gas metering and warning, PC peripheral hardware etc.) has the characteristics of these aspects: data amount transmitted is little; Need not too big transmission speed, it is big that the capacity of network is wanted, and the various device in the family is many; It is high to be prone to dispose the autgmentability flexibility; The real-time of information will be got well, and time delay will be lacked, and cost is low.The characteristics of ZigBee technology have determined it can satisfy the demand of home network node communication well.
As shown in Figure 1, the Internet of Things intelligent domestic system of the utility model mainly comprises home gateway 1, sub-controller 2 and mobile phone 4, and wherein, mobile phone 4 is connected with home gateway through GSM net 5, and home gateway 1 passes through ZigBee and nets 3 and be connected with sub-controller 2.
Home gateway 1 is the core of Internet of Things intelligent domestic system; The abstract passage that it is communicated by letter with in-home as family's outer net and be responsible for the conversion of communication protocol between the various distinct devices, and it also provides various possible value-added services as a kind of service platform for the user.Home gateway 1 comprises short message transceiving module 11, control module 12, infrared transceiver module 13, radio frequency sending module 14 and memory module 15.Short message transceiving module 11, infrared transceiver module 13, radio frequency sending module 14 and memory module 15 all link to each other with control module 12.Short message transceiving module 11 is carried out two-way communication with user mobile phone; Be responsible for the access of external moving network (GSM) information; Infrared transceiver module 13 is used to receive the control signal from the control of remote controller household electrical appliances; The control signal that radio frequency sending module 14 is used for control module is sent is sent to sub-controller 2 through ZigBee network 3, and memory module 15 is used to store the infrared pulse code data.
Sub-controller 2 has a plurality of sub-controllers, and each room can be provided with a plurality of sub-controllers, and each sub-controller can be controlled different household electrical appliances, and for example, sub-controller 21 can be controlled television set and water heater, and sub-controller 2N can control electric cooker and washing machine.
In the utility model, the control module 12 of home gateway adopts wireless low-power consumption single-chip microcomputer CC2430.Radio frequency chip CC2430 is the SOC(system on a chip) that is used for realizing embedded ZigBee application that Chipcon company releases; On single chip, having integrated ZigBee radio frequency (RF) front end CC2420, internal memory and microcontroller, is the high performance radio frequency chip of a low-cost low-power consumption.It uses 18 8051MCU; RAM with 32/64/128KB flash memory able to programme, 8KB; ADC, Timer, the park mode timer of AES-128 coprocessor, WatchDog Timer, 32kHz crystal oscillator, electrify restoration circuit (Power On Reset), power-fail detection circuit (Brown Out Detection) and 21 programmable I/O pins; P0; The P1 mouth is 8 mouths completely, and the P2 mouth has only 5 spendable positions, through the peripheral hardware I/O port that can these pin configuration be become general I/O port or ADC, Timer, SPI, UART device that is provided with of special function register (SFR).Because agreement is complicated, data traffic is big,, be specifically designed to storage to the infrared pulse sign indicating number so memory is expanded including on the CC2430 basis of FLASH.Ferroelectric memory (FM25L512) is connected through SPI with telegon (CC2430).Supply module adopts low pressure difference linearity adjustable voltage stabilizer TPS78601 voltage stabilizing to export to whole system to 3.6V, and is less for the ripple that makes out-put supply, adopted the electric capacity of one 2.2 a μ F and a 15pF at output.In addition, placed the filter capacitor of one 1 μ F at the input of chip, to reduce the interference that input receives.
Short message transceiving module 11 adopts GR64 module, a technical grade wireless modulation-demodulation of GR64 module module.Integrate radio circuit and BBP, built-in flash memory provides the transmission of AT order control voice, data, note and the fax of standard.The GR64 module provides abundant Peripheral Interface.Short message transceiving module 11 communicates through RS 232 with single-chip microcomputer CC2430, and the two has constituted the passage of data transaction between GSM network and the ZigBee network.
Infrared transceiver module 13 comprises infrared demodulator circuit and infrared modulated circuit.Infrared demodulator circuit adopts integrated infrared receiving terminal TL538; It has wide voltage adaptation, low in energy consumption, cost is low, high receiving sensitivity and good noiseproof feature; It is the element of general reception infrared signal and demodulation; Without any need for outward element, just can accomplish the digital signal that receives the output Transistor-Transistor Logic level from infrared ray, be widely used at present in various infrared remote controls such as household electrical appliance and toy and the infrared receiving device.Light-emitting diode RED is used to finish receiving indication and the indicator light during as the home gateway operate as normal of the infrared pulse sign indicating number of a button of remote controller.Infrared transtation mission circuit is used to drive infrared LED and produces infrared light through with door chip (74LVC1G08) baseband signal and carrier signal being modulated.
Sub-controller 2 is present in each room; Be mainly used in and receive the infrared pulse sign indicating number that home gateway sends; And it is modulated on the 38kHz carrier frequency exports; So only need an infrared driver circuit and a CC2430 minimum system, comprise electrify restoration circuit and operate as normal indicator light, the energy supply can be adopted powered battery.
The Internet of Things intelligent domestic system that the utility model provides has adopted the ZigBee network technology; With radio frequency chip CC2430 is that core design has realized home gateway; This home gateway can be received and dispatched note, the infrared sign indicating number of self study storage, and can pass through the infrared mode control appliance; Have characteristics such as the control capacity is big and low in energy consumption, thereby made up distributed, the low-power consumption that meets domestic environment, stable Internet of Things intelligent domestic system.
More than a kind of Internet of Things intelligent domestic system based on ZigBee that the utility model provided has been carried out detailed introduction.Having used concrete example among this paper sets forth the principle and the execution mode of the utility model.The explanation of above embodiment just is used to help to understand the method for the utility model and realize thought; Simultaneously, for one of ordinary skill in the art, according to the thought of the utility model, part all can change on embodiment and range of application.In sum, this description should not be construed as the restriction to the utility model.

Claims (5)

1. the Internet of Things intelligent domestic system based on ZigBee comprises home gateway, sub-controller and mobile phone, it is characterized in that:
Said mobile phone is connected with said home gateway through the GSM net; Said home gateway is connected with sub-controller through the ZigBee net; Wherein, Said home gateway comprises short message transceiving module, control module, infrared transceiver module, radio frequency sending module and memory module, and said short message transceiving module, infrared transceiver module, radio frequency sending module and memory module all link to each other with said control module.
2. the Internet of Things intelligent domestic system based on ZigBee as claimed in claim 1; It is characterized in that; Said short message transceiving module is used for carrying out two-way communication with said mobile phone; Said infrared transceiver module is used to receive the control signal from the control of remote controller household electrical appliances, and the control signal that said radio frequency sending module is used for said control module is sent is sent to said sub-controller through said ZigBee network.
3. the Internet of Things intelligent domestic system based on ZigBee as claimed in claim 2 is characterized in that said control module is radio frequency chip CC2430.
4. the Internet of Things intelligent domestic system based on ZigBee as claimed in claim 2 is characterized in that said short message transceiving module is the GR64 module.
5. the Internet of Things intelligent domestic system based on ZigBee as claimed in claim 4 is characterized in that said Internet of Things intelligent domestic system comprises a plurality of sub-controllers, the different household electrical appliances of each sub-controller control.
CN2012200989763U 2012-03-16 2012-03-16 Internet of things smart home system based on ZigBee Expired - Fee Related CN202495961U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104601417A (en) * 2014-11-25 2015-05-06 华立仪表集团股份有限公司 ZIGBEE technology based wireless on-off controller and method
TWI506235B (en) * 2013-03-08 2015-11-01 Grand Mate Co Ltd Gas combustion control system and its gas appliance
CN105116738A (en) * 2015-07-14 2015-12-02 哈尔滨理工大学 Intelligent household electrical appliance control device and method of adopting same to realize household electrical appliance control
CN106130845A (en) * 2016-08-04 2016-11-16 轩脉家居科技(上海)有限公司 A kind of low power-consumption intelligent home gateway
CN106128069A (en) * 2016-08-04 2016-11-16 轩脉家居科技(上海)有限公司 A kind of multifunctional intellectual household remote controller

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI506235B (en) * 2013-03-08 2015-11-01 Grand Mate Co Ltd Gas combustion control system and its gas appliance
CN104601417A (en) * 2014-11-25 2015-05-06 华立仪表集团股份有限公司 ZIGBEE technology based wireless on-off controller and method
CN105116738A (en) * 2015-07-14 2015-12-02 哈尔滨理工大学 Intelligent household electrical appliance control device and method of adopting same to realize household electrical appliance control
CN106130845A (en) * 2016-08-04 2016-11-16 轩脉家居科技(上海)有限公司 A kind of low power-consumption intelligent home gateway
CN106128069A (en) * 2016-08-04 2016-11-16 轩脉家居科技(上海)有限公司 A kind of multifunctional intellectual household remote controller

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20121017

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