CN202918514U - Wireless sensor network multichannel gateway - Google Patents
Wireless sensor network multichannel gateway Download PDFInfo
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- CN202918514U CN202918514U CN 201220595443 CN201220595443U CN202918514U CN 202918514 U CN202918514 U CN 202918514U CN 201220595443 CN201220595443 CN 201220595443 CN 201220595443 U CN201220595443 U CN 201220595443U CN 202918514 U CN202918514 U CN 202918514U
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Abstract
The utility model relates to a wireless sensor network multichannel gateway, characterized by comprising a ZIGBEE wireless one-chip microcomputer, an SDRAM memory and a FLASHROM memory arranged in the ZIGBEE wireless one-chip microcomputer, a wireless power amplifier module in connection with the ZIGBEE wireless one-chip microcomputer, a communication module in connection with the ZIGBEE wireless one-chip microcomputer through a controller and a power supply management module respectively in connection with the ZIGBEE wireless one-chip microcomputer, the controller and the communication module. The wireless sensor network multichannel gateway unifies node data formats and access modes of various sensors; WSN node compatible sensors have various kinds and strong versatility and are very suitable for a present common WIFI and 3G communication mode.
Description
Technical field
The utility model relates to a kind of line sensor network multi-channel gateway, belongs to wireless network data communication apparatus technical field.
Background technology
Wireless sensor network (Wirless Sensor Networks, WSN) is the network system of freely organizing that forms by being deployed in the mode of sensor nodes a large amount of in the monitored area with radio communication.These set of node sensor and actors, controller and communicator integrate sensing and drive control ability, computing capability, communication capacity in one, its objective is the perception of cooperation, the information of the interior perceptive object of acquisition and processing meshed network coverage.Its uses the ZIGBEE home control network communication protocol establish one's own system, have that the individual node volume is little, low-power consumption, system topology flexibly, lay convenience, self-organizing, multi-hop routing, foundation-free design support, can support the characteristics of various collecting sensor signals.
This technology has very wide application prospect, in many fields such as military and national defense, industrial or agricultural control, city management, biologic medical, environmental monitoring, rescue and relief work, anti-probably anti-terrorism, deathtrap Long-distance Control important scientific research value and practical value is arranged.
Domestic colleges and universities and R﹠D institution such as Bo Lian company of Southeast China University, South Airways, south postal, the wireless dragon in Chengdu etc. have also been carried out in recent years communications protocol and the research on standard thereof of WSN and have developed relevant WSN teaching experiment system and developing instrument.Product mainly is the WSN node, the tentative gateway product that comprises part RS-232, RS-485 interface is also arranged, but there is no the commercial gateway product with WIFI or 3G access, its data acquisition and processing (DAP) software basically can only be for specific sector application, compatible transducer kind is few, versatility is poor, if increase new transducer in the system, then the improvement amount of system is very large.
The utility model content
Be to solve the deficiencies in the prior art, the WIFI that the purpose of this utility model is to provide a kind of various sensor node data form and access mode transducer kind unified, WSN node compatibility is many, highly versatile and being applicable to is commonly used at present and the wireless sensor network multichannel gateway of 3G communication modes.
For achieving the above object, the utility model is to realize by following technical scheme:
A kind of wireless sensor network multichannel gateway, it is characterized in that, comprise the ZIGBEE wireless singlechip, be arranged on SDRAM memory in the ZIGBEE wireless singlechip is connected the wireless power amplifier module that is connected with described ZIGBEE wireless singlechip, is connected by a controller with described ZIGBEE wireless singlechip with FLASH ROM memory communication module, and the power management module that is connected with communication module with described ZIGBEE wireless singlechip, controller respectively.
Further, described controller is that serial interface controller or serial line interface turn network controller.
Wherein, when described controller is serial line interface when turning network control, described communication module comprises RS232 interface, Ethernet interface, WIFI interface and WMAN 3G interface.
And when described controller was serial interface controller, described communication module comprised USB interface and GPRS interface.And this moment, described ZIGBEE wireless singlechip also is connected with a GPS module.
In addition, also be connected with LCD display module and JTAG debugging interface on the described ZIGBEE wireless singlechip.
The beneficial effects of the utility model are: the utility model is on gateway hardware, according to different application scenarios, for having increased serial line interface, the WSN node turns network controller, realize that in many ways wireless sensor network is connected with the Internet, as for the city and outskirts border area that network is arranged, can select Ethernet according to existing condition, the modes such as WIFI are connected with data center server or enterprise network server; And without adopting GPRS or 3G wireless network to be connected with data center server in the remote districts of network; Make that various sensor node data forms and access mode are unified, the transducer kind of WSN node compatibility is many, highly versatile, be highly suitable for WIFI and the 3G communication modes commonly used at present.
Description of drawings
The structural representation of Fig. 1 the utility model one embodiment;
The structural representation of another embodiment of Fig. 2 the utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is done concrete introduction.
The structural representation of Fig. 1 the utility model one embodiment.
As shown in Figure 1: a kind of wireless sensor network multichannel gateway, comprise the ZIGBEE wireless singlechip, be arranged on SDRAM memory and FLASH ROM memory in the ZIGBEE wireless singlechip, the wireless power amplifier module that is connected with described ZIGBEE wireless singlechip, turn the communication module that network controller is connected with described ZIGBEE wireless singlechip by serial line interface, and respectively with described ZIGBEE wireless singlechip, serial line interface turns the power management module that network controller is connected with communication module, wherein, communication module described herein comprises the RS232 interface, Ethernet interface, WIFI interface and WMAN 3G interface.And also be connected with LCD display module and JTAG debugging interface on the described ZIGBEE wireless singlechip.
Fig. 2 is the structural representation of another embodiment of the utility model.
As shown in Figure 2: a kind of wireless sensor network multichannel gateway, comprise the ZIGBEE wireless singlechip, be arranged on SDRAM memory in the ZIGBEE wireless singlechip is connected the wireless power amplifier module that is connected with described ZIGBEE wireless singlechip, is connected by serial interface controller with described ZIGBEE wireless singlechip with FLASH ROM memory communication module, and the power management module that is connected with communication module with described ZIGBEE wireless singlechip, serial interface controller respectively, wherein, communication module described herein comprises USB interface and GPRS interface.And also be connected with LCD display module, JTAG debugging interface and GPS module on the described ZIGBEE wireless singlechip.
In the present embodiment: described ZIGBEE wireless singlechip and antenna and power amplifier module are realized the radio frequency part function, SDRAM memory and FLASH ROM memory be used for data storage, communication module realizes the communication with various transducers, and transport to the ZIGBEE wireless singlechip by controller with the sensing data that receives is big, and power management module be that whole gateway is powered.In addition, described LCD display module is used for information and shows, and the JTAG debugging interface is used for the debugging of ZIGBEE wireless singlechip.
The WSN gateway receives and keeps in the data of each sensor node, and data are carried out sending Surveillance center after corresponding compression, encryption and the protocol conversion process; And receive Surveillance center's instruction, determine the operating state of node.The utility model WSN gateway radio frequency part hardware using: ARM kernel ZigBee SoC wireless singlechip MC13224, MC13224 is the ZigBee wireless singlechip of the third generation ZigBee SoC---ARM kernel of Rreescale company release, this chip has been realized integration standard ARM kernel and 32 high speed processing computing capabilitys, enough finish required data processing work, be provided with a large amount of peripheral circuits such as AD/DA conversion, have IEEE802.15.4-ZigBee2006 high-frequency circuit and up-to-date ZigBee2007/PRO protocol stack.Only need to add antenna, perhaps use the PCB antenna, and seldom several parts such as crystal, just can consist of wireless sensor network node or a router that moves the multiple advanced wireless protocol stacks such as ZigBee2007/PRO and ZigBeeRF4CE.
Different according to the monitored area, WSN gateway external interface comprises RS232 interface, Ethernet interface, WIFI interface, WMAN 3G interface and GPRS interface etc., shown in two embodiment of Fig. 1 and Fig. 2.
Be connected with Ethernet and can use the NePort of CONEXTOP company series towards highly reliable stable embedded serial port networked series of modules new product, it has realized whole networked system is embedded in the RJ45 interface the inside of a standard in highly integrated mode, the single-chip of 32 APM nuclears of embedded CONEXTOP high-performance SOC NECHIP series, integrated 10/100M Ethernet interface, inner automatic network transformer and system signal, network automatic diagnosis warning LED provides intelligent RS485/422 control system simultaneously.
Radio network interface can adopt: the Embedded Serial-IP SOC CXT32SI1X NeGHIP serial ports of CONEXTOP company turns GPRS, WIFI interface family chip.
In the real application systems of WSN, different application needs different sensors, at present main flow node such as micaz, EAS1210, imote2 etc. adopt expansion interface mode connecting sensor, and modal processor links to each other with sensing module with communication module by expansion interfaces such as USART, SPI and 1IC.Serial ports of the present utility model turns the connection request that network controller and various communication module can well adapt to various transducers.
Above-described embodiment does not limit the utility model in any form, and all employings are equal to replaces or technical scheme that the mode of equivalent transformation obtains, all drops in the protection range of the present utility model.
Claims (6)
1. wireless sensor network multichannel gateway, it is characterized in that, comprise the ZIGBEE wireless singlechip, be arranged on SDRAM memory in the ZIGBEE wireless singlechip is connected the wireless power amplifier module that is connected with described ZIGBEE wireless singlechip, is connected by a controller with described ZIGBEE wireless singlechip with FLASH ROM memory communication module, and the power management module that is connected with communication module with described ZIGBEE wireless singlechip, controller respectively.
2. a kind of wireless sensor network multichannel gateway according to claim 1 is characterized in that, described controller is that serial interface controller or serial line interface turn network controller.
3. a kind of wireless sensor network multichannel gateway according to claim 2, it is characterized in that, when described controller is serial line interface when turning network control, described communication module comprises RS232 interface, Ethernet interface, WIFI interface and WMAN 3G interface.
4. a kind of wireless sensor network multichannel gateway according to claim 2 is characterized in that, when described controller was serial interface controller, described communication module comprised USB interface and GPRS interface.
5. a kind of wireless sensor network multichannel gateway according to claim 4 is characterized in that, described ZIGBEE wireless singlechip also is connected with a GPS module.
6. a kind of wireless sensor network multichannel gateway according to claim 1 is characterized in that, also is connected with LCD display module and JTAG debugging interface on the described ZIGBEE wireless singlechip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220595443 CN202918514U (en) | 2012-11-13 | 2012-11-13 | Wireless sensor network multichannel gateway |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220595443 CN202918514U (en) | 2012-11-13 | 2012-11-13 | Wireless sensor network multichannel gateway |
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| CN202918514U true CN202918514U (en) | 2013-05-01 |
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| CN 201220595443 Expired - Fee Related CN202918514U (en) | 2012-11-13 | 2012-11-13 | Wireless sensor network multichannel gateway |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103826325A (en) * | 2014-03-26 | 2014-05-28 | 北京利和顺达电子有限公司 | Method and device for accessing internet of things based on WI-FI (wireless fidelity) |
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- 2012-11-13 CN CN 201220595443 patent/CN202918514U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103826325A (en) * | 2014-03-26 | 2014-05-28 | 北京利和顺达电子有限公司 | Method and device for accessing internet of things based on WI-FI (wireless fidelity) |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130501 Termination date: 20131113 |