CN103052146A - Low-power-consumption embedded type wireless sensor network node device - Google Patents
Low-power-consumption embedded type wireless sensor network node device Download PDFInfo
- Publication number
- CN103052146A CN103052146A CN2012105653541A CN201210565354A CN103052146A CN 103052146 A CN103052146 A CN 103052146A CN 2012105653541 A CN2012105653541 A CN 2012105653541A CN 201210565354 A CN201210565354 A CN 201210565354A CN 103052146 A CN103052146 A CN 103052146A
- Authority
- CN
- China
- Prior art keywords
- mcu
- data
- sensor
- unit
- axis accelerometer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
Landscapes
- Mobile Radio Communication Systems (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention relates to a wireless sensing network technology, particularly relates to a low-power-consumption embedded type wireless sensor network node device, and solves the problems of the conventional wireless sensor network node device that the power consumption is great, the conventional wireless sensor network node device cannot be embedded into an engineering structure body and the function is single. The low-power-consumption embedded type wireless sensor network node device comprises a sensor control module, a central comprehensive control module, a wireless radio frequency module and a power supply managing module. According to the low-power-consumption embedded type wireless sensor network node device disclosed by the invention, the problems that the power consumption is great and the wireless sensor network node device cannot be completely embedded and distributed when the wireless sensor network node device is deployed in the engineering structure body in a large scale are effectively solved; the problems of volume and data collection and treatment, and communication protocols and the like are solved; and under the preconditions that the safety and the reliability of data are ensured and a network node has good robustness, a wireless sensing network is used for carrying out remote monitoring on physical quantities inside the structure bodies including bridges, large-sized reservoir and dams, highway roadbeds, buildings and the like, so that the networked, intelligent and digital monitoring is realized.
Description
Technical field
The present invention relates to technology of wireless sensing network, be specially a kind of low-power consumption imbedded wireless sensor network node device.
Background technology
Along with the develop rapidly of Chinese national economy, living standards of the people are constantly improved, and each field increases severely day by day to the demand of wireless senser, and therefore radio sensing network also obtains unprecedented development.Consider the factors such as transmission rate, communication distance and power consumption, using at present more extensive and ripe near radio sensing network has bluetooth, ZigBee, WLAN (wireless local area network) 802.11(Wi-Fi) and the infrared data transmission network etc.
Although the development of current wireless sensor network rapidly, existing major part all is confined to the routinely monitoring deployment of space of planes.And along with the citizen is more and more strong to the attention degree of the security of the lives and property, structure internal monitoring, remote fault diagnosis, accident early warning that relates to the large-scale key project that bridge, tunnel, large reservoir dam, highway etc. and resident living be closely related etc. becomes more and more important, and correspondingly flush type sensing, monitoring network research have also obtained extensive concern.
At present, can be used for the wireless sensor network that the physical quantity of the public work structure inside such as bridge, large reservoir dam, express highway roadbed, building is monitored, mainly be divided into two large classes:
One class is the wireless sensor network that carries out local wired layout.This network is arranged the sensor node apparatus of part and is adopted wired mode, comprises wired power supply and wire communication.Although guaranteed the transmitting of energy long run supply and data this moment, obtain the promptness of data, but system itself is not owing to accomplish that sensor node apparatus imbeds fully, so that the monitoring of network counterweight dot-patterned structure can't be guaranteed promptness, the accuracy of accident early warning;
Another kind of is the sensor network that carries out complete wireless layout, such sensor network is made of wireless sensor network node device, and wireless sensor network node device generally includes transducer control module, central Comprehensive Control module, wireless radio frequency modules and power management module; Comprise sensor group cells, signal condition unit and sensor communication interfaces unit in the transducer control module, contain the analog sensor that comprises pressure sensor in the sensor group cells, analog sensor is connected with the signal condition unit, and the signal condition unit is connected with the sensor communication interfaces unit; Comprise external clock and data memory unit and MCU(microprocessor in central authorities' Comprehensive Control module) unit, external clock and data memory unit are connected with the MCU unit, and the sensor communication interfaces unit in the transducer control module is connected with the MCU unit; Wireless radio frequency modules comprises the radio transceiver unit, the radio transceiver unit comprises radio frequency chip and peripheral circuit, the radio transceiver unit be connected that the MCU unit connects in the Comprehensive Control module, power management module is connected respectively central Comprehensive Control module and is connected with wireless radio frequency modules with the transducer control module.Wireless sensor network node device is placed on the engineering structural system outside, enter operating state behind the device power-up initializing, analog sensor in the sensor group cells begins read data, analog sensor is input to the signal condition unit with institute's read data, the signal condition unit gathers the data of inputting and collection signal is input to the sensor communication interfaces unit, sensor communication interfaces is carried out impedance matching to collection signal, make the signal of its output satisfy the requirement of MCU unit input port in the central Comprehensive Control module, MCU in the MCU unit collects the signal after the coupling, setting threshold relatively in the data that wherein gather from pressure sensor and the MCU, if data are less than setting threshold, MCU will continue image data, if data are greater than setting threshold, MCU will continue to gather, store data and data are inputted the radio transceiver unit, the radio transceiver unit sends data-signal, and remote monitoring center receives this data, can be to this data analysis.
The sensors with auxiliary electrode were network has been accomplished the radio communication of node apparatus in method, but the node apparatus that sensor network adopts does not have the function of clocked flip, just in running order after powering on, although energy Real-Time Monitoring engineering structural system, but the device overall power is large, is the supply of assurance device energy consumption, and it can not be embedded in the engineering structure fully, its data that monitor may have deviation, and operating efficiency is very low.
In sum, be subject to the characteristics of the large power consumption of sensor network node device, existing sensor network node device can't be applied to engineering structural system inside, with and function singleness, therefore studying a kind of low-power consumption imbedded wireless sensor network node device becomes the task of top priority.
Summary of the invention
The present invention is large in order to solve existing sensor node in wireless network device power consumption, can not imbed the problem of engineering structural system inside and function singleness, and a kind of low-power consumption imbedded wireless sensor network node device is provided.
The present invention adopts following technical scheme to realize: a kind of low-power consumption imbedded wireless sensor network node device, comprise sensor unit, the MCU unit, wireless radio frequency modules, the radio transceiver unit that comprises radio frequency chip is arranged in the wireless radio frequency modules, contain Minitype digital three axis accelerometer intelligence sensor in the sensor unit, the MCU in the MCU unit contains self-triggering program, and self-triggering program may further comprise the steps:
Enter resting state behind the device power-up initializing, Minitype digital three axis accelerometer intelligence sensor is in the semidormancy state;
Minitype digital three axis accelerometer intelligence sensor listens to the signals such as the vibration, impact, displacement of engineering structural system, Minitype digital three axis accelerometer intelligence sensor is converted to digital signal with the signal that listens to, and the set point in the digital signal after the conversion and the Minitype digital three axis accelerometer intelligence sensor relatively;
If digital signal is greater than set point, Minitype digital three axis accelerometer intelligence sensor is input to MCU in the MCU unit with digital signal, interrupts the resting state of MCU, if digital signal is less than set point, system hibernates then, Minitype digital three axis accelerometer intelligence sensor is in the semidormancy state;
MCU will gather the data in the Minitype digital three axis accelerometer intelligence sensor, the acceleration rate threshold of setting in the data that gather and the MCU relatively, if data are greater than the acceleration rate threshold of setting, MCU controls each transducer and enters operating state, if data are less than the acceleration rate threshold of setting, system hibernates, Minitype digital three axis accelerometer intelligence sensor is in the semidormancy state;
MCU gathers the reading of each transducer and the data that collect is stored in the data storage cell;
The data that MCU collects and the setting threshold among the MCU are relatively, if from the data of pressure sensor and the collection of Minitype digital three axis accelerometer intelligence sensor, have respectively one at least greater than pressure threshold and the acceleration rate threshold set, MCU will continue to gather the reading of each transducer and data will be saved in data storage cell, and MCU sends data by the radio transceiver unit, if from the data that pressure sensor and Minitype digital three axis accelerometer intelligence sensor gather respectively less than pressure threshold and the acceleration rate threshold set, the node apparatus system hibernates, Minitype digital three axis accelerometer intelligence sensor is in the semidormancy state.
The self-triggering program that contains among the MCU is not so that node apparatus needs to enter once powering on operating state, when engineering structural system has vibration, displacement, node apparatus just may be waken up, in running order, so just greatly reduce the power consumption of node apparatus, can realize imbedding fully of node apparatus; Simultaneously Minitype digital three axis accelerometer intelligence sensor is based on the MEMS(MEMS (micro electro mechanical system)) the ultra-low power consumption intelligent transducer of Technology design, production, itself is low in energy consumption, transducer in the node apparatus is the larger device of power consumption, select the device of low-power consumption can greatly reduce the power consumption of node apparatus, so that node apparatus is more suitable for being embedded in the engineering structural system.
Above-mentioned a kind of low-power consumption imbedded wireless sensor network node device, MCU comprises timer in the unit, and the MCU that timer is connected with the MCU unit connects, and also contains the clocked flip program in the MCU in the MCU unit, and the clocked flip program may further comprise the steps:
Timer is regularly given the MCU pulse signal;
MCU powers to pressure sensor by Power Management Unit after receiving pulse signal, and the pressure sensor on each axle enters operating state and beginning reading;
MCU gathers the data of reading of the pressure sensor on each axle, and the data of collection and the pressure threshold of the setting among the MCU are relatively;
If the data that gather are greater than the pressure threshold of setting, MCU gives each transducer power supply by Power Management Unit, each transducer enters operating state and reading, if reading is less than the pressure threshold of setting, the node apparatus system hibernates, Minitype digital three axis accelerometer intelligence sensor is in the semidormancy state;
MCU gathers the reading of each transducer and the data that collect is stored in the data storage cell;
The data that MCU collects and the setting threshold among the MCU are relatively, if from the data of pressure sensor and the collection of Minitype digital three axis accelerometer intelligence sensor, have respectively one at least greater than pressure threshold and the acceleration rate threshold set, MCU will continue to gather the reading of each transducer and data will be saved in data storage cell, and MCU sends data by the radio transceiver unit, if from the data that pressure sensor and Minitype digital three axis accelerometer intelligence sensor gather respectively less than pressure threshold and the acceleration rate threshold set, the node apparatus system hibernates, Minitype digital three axis accelerometer intelligence sensor is in the semidormancy state.
The clocked flip program that contains in the MCU unit can the physical quantity in the engineering structural system regularly detect, and has remedied the deficiency that node apparatus triggers by Minitype digital three axis accelerometer intelligence sensor fully.
Above-mentioned a kind of low-power consumption imbedded wireless sensor network node device also contains remote command control trigger in the MCU in the MCU unit, remote command control trigger may further comprise the steps:
Remote monitoring center sends triggering signal;
Radio transceiver unit in the node apparatus receives triggering signal and is transferred to MCU;
MCU receives triggering signal and judges that this signal is trigger command or is the modification parameter command;
If this signal is for revising parameter command, then node apparatus is according to the modification of signal design parameter;
If this signal is trigger command, MCU gives each transducer power supply by Power Management Unit, and each transducer enters operating state and reading;
MCU gathers the reading of each transducer and the data that collect is stored in the data storage cell;
The data that MCU collects and the setting threshold among the MCU are relatively, if from the data of pressure sensor and the collection of Minitype digital three axis accelerometer intelligence sensor, have respectively one at least greater than pressure threshold and the acceleration rate threshold set, MCU will continue to gather the reading of each transducer and data will be saved in data storage cell, and MCU sends data by the radio transceiver unit, if from the data that pressure sensor and Minitype digital three axis accelerometer intelligence sensor gather respectively less than pressure threshold and the acceleration rate threshold set, the node apparatus system hibernates, Minitype digital three axis accelerometer intelligence sensor is in the semidormancy state.
The remote command that contains in MCU unit control trigger is conducive to that the staff is known at any time, the data of analysis project structure inside; for the protection engineering structural system provides a kind of guarantee more; simultaneously node apparatus can be revised parameter in it by the Remote triggering program; as revising the set point in the Minitype digital three axis accelerometer intelligence sensor; and the condition of change node apparatus triggering work; better adapt to operational environment, satisfy the requirement of real work.
Above-mentioned a kind of low-power consumption imbedded wireless sensor network node device, described radio frequency chip is 315MHZ low-frequency wireless radio frequency chip.Employing is carried out data transfer than the low frequency radio frequency signal, overcome the shortcoming that the carrier wave high-frequency signal is decayed easily in engineering structural system, reduced the Loss Rate of transfer of data, guaranteed to carry out reliable transfer of data and communicate by letter after node apparatus is embedded in the engineering structural system, because chip adopts to be transmitted than the low frequency radio frequency signal, chip power-consumption is low simultaneously.
Above-mentioned a kind of low-power consumption imbedded wireless sensor network node device also comprises power detection and amplifying unit in the wireless radio frequency modules, the radio transceiver unit is connected with amplifying unit with power detection, and power detection also is connected with MCU with amplifying unit.Power detection part can detect the size of the power of the signal of launching the radio transceiver unit, and convert strong and weak different voltage signal to MCU according to watt level, MCU can launch the power of signal according to the power control that is subject to voltage signal, thereby reduces the power consumption of node apparatus; If the signal power of launching is excessively low, other node apparatus or remote monitoring center can't accept signal, can the signal power of emission be amplified by power amplifying part.
The present invention is a kind of low-power consumption imbedded wireless sensor network node device, it is development and design on the basis of the radio sensing network node device of systematically studying the existing market maturation, with effective solve power consumption that the wireless sensor network node device large scale deployment is run in the engineering structural system greatly with can't imbed Layout Problem fully, and volume, data acquisition and processing (DAP), the problems such as communications protocol, guarantee in data security reliable, network node has under the good robustness prerequisite, radio sensing network is used for bridge, the large reservoir dam, express highway roadbed, the physical quantity of the structure inside such as building is carried out remote monitoring, realizes networking, intelligent, digital monitoring.
Description of drawings
Fig. 1 is cut-away view of the present invention.
Fig. 2 is workflow diagram of the present invention.
Embodiment
A kind of low-power consumption imbedded wireless sensor network node device, comprise sensor unit, the MCU unit, wireless radio frequency modules, the radio transceiver unit that comprises radio frequency chip is arranged in the wireless radio frequency modules, contain Minitype digital three axis accelerometer intelligence sensor in the sensor unit, the MCU in the MCU unit contains self-triggering program, and self-triggering program may further comprise the steps:
Enter resting state behind the device power-up initializing, Minitype digital three axis accelerometer intelligence sensor is in the semidormancy state;
Minitype digital three axis accelerometer intelligence sensor listens to the signals such as the vibration, impact, displacement of engineering structural system, Minitype digital three axis accelerometer intelligence sensor is converted to digital signal with the signal that listens to, and the set point in the digital signal after the conversion and the Minitype digital three axis accelerometer intelligence sensor relatively;
If digital signal is greater than set point, Minitype digital three axis accelerometer intelligence sensor is input to MCU in the MCU unit with digital signal, interrupts the resting state of MCU, if digital signal is less than set point, system hibernates then, Minitype digital three axis accelerometer intelligence sensor is in the semidormancy state;
MCU will gather the data in the Minitype digital three axis accelerometer intelligence sensor, the acceleration rate threshold of setting in the data that gather and the MCU relatively, if data are greater than the acceleration rate threshold of setting, MCU controls each transducer and enters operating state, if data are less than the acceleration rate threshold of setting, system hibernates, Minitype digital three axis accelerometer intelligence sensor is in the semidormancy state;
MCU gathers the reading of each transducer and the data that collect is stored in the data storage cell;
The data that MCU collects and the setting threshold among the MCU are relatively, if from the data of pressure sensor and the collection of Minitype digital three axis accelerometer intelligence sensor, have respectively one at least greater than pressure threshold and the acceleration rate threshold set, MCU will continue to gather the reading of each transducer and data will be saved in data storage cell, and MCU sends data by the radio transceiver unit, if from the data that pressure sensor and Minitype digital three axis accelerometer intelligence sensor gather all less than setting threshold, the node apparatus system hibernates, Minitype digital three axis accelerometer intelligence sensor is in the semidormancy state.
Above-mentioned a kind of low-power consumption imbedded wireless sensor network node device, MCU comprises timer in the unit, and the MCU that timer is connected with the MCU unit connects, and also contains the clocked flip program in the MCU in the MCU unit, and the clocked flip program may further comprise the steps:
Timer is regularly given the MCU pulse signal;
MCU powers to pressure sensor by Power Management Unit after receiving pulse signal, and the pressure sensor on each axle enters operating state and beginning reading;
MCU gathers the data of reading of the pressure sensor on each axle, and the data of collection and the pressure threshold of the setting among the MCU are relatively;
If the data that gather are greater than the pressure threshold of setting, MCU gives each transducer power supply by Power Management Unit, each transducer enters operating state and reading, if reading is less than the pressure threshold of setting, the node apparatus system hibernates, Minitype digital three axis accelerometer intelligence sensor is in the semidormancy state;
MCU gathers the reading of each transducer and the data that collect is stored in the data storage cell;
The data that MCU collects and the setting threshold among the MCU are relatively, if from the data of pressure sensor and the collection of Minitype digital three axis accelerometer intelligence sensor, have respectively one at least greater than pressure threshold and the acceleration rate threshold set, MCU will continue to gather the reading of each transducer and data will be saved in data storage cell, and MCU sends data by the radio transceiver unit, if from the data that pressure sensor and Minitype digital three axis accelerometer intelligence sensor gather respectively less than pressure threshold and the acceleration rate threshold set, the node apparatus system hibernates, Minitype digital three axis accelerometer intelligence sensor is in the semidormancy state.
Above-mentioned a kind of low-power consumption imbedded wireless sensor network node device also contains remote command control trigger in the MCU in the MCU unit, remote command control trigger may further comprise the steps:
Remote monitoring center sends triggering signal;
Radio transceiver unit in the node apparatus receives triggering signal and is transferred to MCU;
MCU receives triggering signal and judges that this signal is trigger command or is the modification parameter command;
If this signal is for revising parameter command, then node apparatus is according to the modification of signal design parameter;
If this signal is trigger command, MCU gives each transducer power supply by Power Management Unit, and each transducer enters operating state and reading;
MCU gathers the reading of each transducer and the data that collect is stored in the data storage cell;
The data that MCU collects and the setting threshold among the MCU are relatively, if from the data of pressure sensor and the collection of Minitype digital three axis accelerometer intelligence sensor, have respectively one at least greater than pressure threshold and the acceleration rate threshold set, MCU will continue to gather the reading of each transducer and data will be saved in data storage cell, and MCU sends data by the radio transceiver unit, if from the data that pressure sensor and Minitype digital three axis accelerometer intelligence sensor gather respectively less than pressure threshold and the acceleration rate threshold set, the node apparatus system hibernates, Minitype digital three axis accelerometer intelligence sensor is in the semidormancy state.Above-mentioned a kind of low-power consumption imbedded wireless sensor network node device, described radio frequency chip is 315MHZ low-frequency wireless radio frequency chip.Above-mentioned a kind of low-power consumption imbedded wireless sensor network node device also comprises power detection and amplifying unit in the wireless radio frequency modules, the radio transceiver unit is connected with amplifying unit with power detection, and power detection also is connected with MCU with amplifying unit.During implementation, transducer in the node apparatus and other components and parts all integration packaging are on 4 layer circuit boards of 5 the insides at diameter, circuit board has all carried out shielding processing to the antenna in the power supply in the Power Management Unit and the radio transceiver unit when imposition layout, node apparatus with three anti-lacquer sealings, has guaranteed that node apparatus can resist burn into vibrations and the electromagnetic interference of some strength before overall package; The components and parts operating temperature range of selecting in the node apparatus in addition is broad, guaranteed that device can work in-45 ℃ to 100 ℃ temperature range, be fit under most temperature environments, node apparatus is deployed in the engineering structural system monitors, further improved the adaptive capacity to environment of node apparatus.
Claims (9)
1. low-power consumption imbedded wireless sensor network node device, comprise sensor unit, the MCU unit, wireless radio frequency modules, the radio transceiver unit that comprises radio frequency chip is arranged in the wireless radio frequency modules, it is characterized in that containing in the sensor unit Minitype digital three axis accelerometer intelligence sensor, the MCU in the MCU unit contains self-triggering program, and self-triggering program may further comprise the steps:
Enter resting state behind the device power-up initializing, Minitype digital three axis accelerometer intelligence sensor is in the semidormancy state;
Minitype digital three axis accelerometer intelligence sensor listens to the signals such as the vibration, impact, displacement of engineering structural system, Minitype digital three axis accelerometer intelligence sensor is converted to digital signal with the signal that listens to, and the set point in the digital signal after the conversion and the Minitype digital three axis accelerometer intelligence sensor relatively;
If digital signal is greater than set point, Minitype digital three axis accelerometer intelligence sensor is input to MCU in the MCU unit with digital signal, interrupts the resting state of MCU, if digital signal is less than set point, system hibernates then, Minitype digital three axis accelerometer intelligence sensor is in the semidormancy state;
MCU will gather the data in the Minitype digital three axis accelerometer intelligence sensor, the acceleration rate threshold of setting in the data that gather and the MCU relatively, if data are greater than the acceleration rate threshold of setting, MCU controls each transducer and enters operating state, if data are less than the acceleration rate threshold of setting, system hibernates, Minitype digital three axis accelerometer intelligence sensor is in the semidormancy state;
MCU gathers the reading of each transducer and the data that collect is stored in the data storage cell;
The data that MCU collects and the setting threshold among the MCU are relatively, if from the data of pressure sensor and the collection of Minitype digital three axis accelerometer intelligence sensor, have respectively one at least greater than pressure threshold and the acceleration rate threshold set, MCU will continue to gather the reading of each transducer and data will be saved in data storage cell, and MCU sends data by the radio transceiver unit, if from the data that pressure sensor and Minitype digital three axis accelerometer intelligence sensor gather all less than setting threshold, the node apparatus system hibernates, Minitype digital three axis accelerometer intelligence sensor is in the semidormancy state.
2. a kind of low-power consumption imbedded wireless sensor network node device according to claim 1, it is characterized in that comprising timer in the MCU unit, the MCU that timer is connected with the MCU unit connects, and also contains the clocked flip program in the MCU in the MCU unit, and the clocked flip program may further comprise the steps:
Timer is regularly given the MCU pulse signal;
MCU powers to pressure sensor by Power Management Unit after receiving pulse signal, and the pressure sensor on each axle enters operating state and beginning reading;
MCU gathers the data of reading of the pressure sensor on each axle, and the data of collection and the pressure threshold of the setting among the MCU are relatively;
If the data that gather are greater than the pressure threshold of setting, MCU gives each transducer power supply by Power Management Unit, each transducer enters operating state and reading, if reading is less than the pressure threshold of setting, the node apparatus system hibernates, Minitype digital three axis accelerometer intelligence sensor is in the semidormancy state;
MCU gathers the reading of each transducer and the data that collect is stored in the data storage cell;
The data that MCU collects and the setting threshold among the MCU are relatively, if from the data of pressure sensor and the collection of Minitype digital three axis accelerometer intelligence sensor, have respectively one at least greater than pressure threshold and the acceleration rate threshold set, MCU will continue to gather the reading of each transducer and data will be saved in data storage cell, and MCU sends data by the radio transceiver unit, if from the data that pressure sensor and Minitype digital three axis accelerometer intelligence sensor gather respectively less than pressure threshold and the acceleration rate threshold set, the node apparatus system hibernates, Minitype digital three axis accelerometer intelligence sensor is in the semidormancy state.
3. a kind of low-power consumption imbedded wireless sensor network node device according to claim 1 and 2 is characterized in that also containing in the MCU in the MCU unit remote command control trigger, and remote command control trigger may further comprise the steps:
Remote monitoring center sends triggering signal;
Radio transceiver unit in the node apparatus receives triggering signal and is transferred to MCU;
MCU receives triggering signal and judges that this signal is trigger command or is the modification parameter command;
If this signal is for revising parameter command, then node apparatus is according to the modification of signal design parameter;
If this signal is trigger command, MCU gives each transducer power supply by Power Management Unit, and each transducer enters operating state and reading;
MCU gathers the reading of each transducer and the data that collect is stored in the data storage cell;
The data that MCU collects and the setting threshold among the MCU are relatively, if from the data of pressure sensor and the collection of Minitype digital three axis accelerometer intelligence sensor, have respectively one at least greater than pressure threshold and the acceleration rate threshold set, MCU will continue to gather the reading of each transducer and data will be saved in data storage cell, and MCU sends data by the radio transceiver unit, if from the data that pressure sensor and Minitype digital three axis accelerometer intelligence sensor gather respectively less than pressure threshold and the acceleration rate threshold set, the node apparatus system hibernates, Minitype digital three axis accelerometer intelligence sensor is in the semidormancy state.
4. a kind of low-power consumption imbedded wireless sensor network node device according to claim 1 and 2 is characterized in that described radio frequency chip is 315MHZ low-frequency wireless radio frequency chip.
5. a kind of low-power consumption imbedded wireless sensor network node device according to claim 3 is characterized in that described radio frequency chip is 315MHZ low-frequency wireless radio frequency chip.
6. a kind of low-power consumption imbedded wireless sensor network node device according to claim 1 and 2, it is characterized in that also comprising in the wireless radio frequency modules power detection and amplifying unit, the radio transceiver unit is connected with amplifying unit with power detection, and power detection also is connected with MCU with amplifying unit.
7. a kind of low-power consumption imbedded wireless sensor network node device according to claim 3, it is characterized in that also comprising in the wireless radio frequency modules power detection and amplifying unit, the radio transceiver unit is connected with amplifying unit with power detection, and power detection also is connected with MCU with amplifying unit.
8. a kind of low-power consumption imbedded wireless sensor network node device according to claim 4, it is characterized in that also comprising in the wireless radio frequency modules power detection and amplifying unit, the radio transceiver unit is connected with amplifying unit with power detection, and power detection also is connected with MCU with amplifying unit.
9. a kind of low-power consumption imbedded wireless sensor network node device according to claim 5, it is characterized in that also comprising in the wireless radio frequency modules power detection and amplifying unit, the radio transceiver unit is connected with amplifying unit with power detection, and power detection also is connected with MCU with amplifying unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210565354.1A CN103052146B (en) | 2012-12-24 | 2012-12-24 | Low-power-consumption embedded type wireless sensor network node device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210565354.1A CN103052146B (en) | 2012-12-24 | 2012-12-24 | Low-power-consumption embedded type wireless sensor network node device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103052146A true CN103052146A (en) | 2013-04-17 |
| CN103052146B CN103052146B (en) | 2015-05-13 |
Family
ID=48064610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210565354.1A Active CN103052146B (en) | 2012-12-24 | 2012-12-24 | Low-power-consumption embedded type wireless sensor network node device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103052146B (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104344851A (en) * | 2013-07-31 | 2015-02-11 | 无锡慧思顿科技有限公司 | Multi-parameter combined sensor for intelligent transportation |
| CN104615045A (en) * | 2014-12-30 | 2015-05-13 | 郑州光力科技股份有限公司 | Method for controlling device working state and device based on method |
| CN104918178A (en) * | 2014-03-10 | 2015-09-16 | 英飞凌科技股份有限公司 | System and method for transducer system with wakeup detection |
| CN105526965A (en) * | 2015-12-28 | 2016-04-27 | 中国电子科技集团公司第二十六研究所 | Museum environment monitoring node with low power consumption |
| CN106448121A (en) * | 2016-12-12 | 2017-02-22 | 北京强度环境研究所 | Wireless sensor |
| CN108133558A (en) * | 2018-01-31 | 2018-06-08 | 广西中星电子科技有限公司 | Low-power consumption displacement detection alarming device |
| CN108345241A (en) * | 2017-12-29 | 2018-07-31 | 上海矽润科技有限公司 | A kind of agricultural wireless sensor network node |
| CN109931986A (en) * | 2019-04-11 | 2019-06-25 | 苏州科技大学 | A kind of building health status monitoring method and system |
| CN110132245A (en) * | 2018-12-10 | 2019-08-16 | 安徽沃特水务科技有限公司 | A kind of unrestrained dam monitoring system of reservoir |
| CN112271832A (en) * | 2020-09-27 | 2021-01-26 | 北京智芯微电子科技有限公司 | Power supply device, power equipment sensor and power system |
| CN112684143A (en) * | 2020-11-24 | 2021-04-20 | 东南大学 | Road structure performance monitoring device and monitoring method |
| CN113433926A (en) * | 2021-06-21 | 2021-09-24 | 广州鲁邦通物联网科技有限公司 | Ultra-low power consumption fault detection method and ultra-low power consumption elevator opening/closing door fault detection device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101051418A (en) * | 2006-04-05 | 2007-10-10 | 中国科学院电子学研究所 | Road and vehicle managing system and method based on radio sensor network |
| CN101211500A (en) * | 2006-12-31 | 2008-07-02 | 黑龙江大学 | Multi- transceiver minisize ultra-low power consumption intelligent wireless sensor |
| CN201100896Y (en) * | 2006-12-31 | 2008-08-13 | 黑龙江大学 | Multi-transreceiver micro ultra-low power consumption intelligent wireless sensor |
| WO2009053480A1 (en) * | 2007-10-25 | 2009-04-30 | Siemens Aktiengesellschaft | Communication method, system and network nodes in a low power communication network |
| CN201654168U (en) * | 2010-03-26 | 2010-11-24 | 西安工程大学 | Transmission line wire state online monitoring device applying wireless sensor network |
| CN102255959A (en) * | 2011-06-28 | 2011-11-23 | 淮阴师范学院 | Concrete construction information monitoring system based on WSN (Wireless Sensor Network) and mobile agent |
-
2012
- 2012-12-24 CN CN201210565354.1A patent/CN103052146B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101051418A (en) * | 2006-04-05 | 2007-10-10 | 中国科学院电子学研究所 | Road and vehicle managing system and method based on radio sensor network |
| CN101211500A (en) * | 2006-12-31 | 2008-07-02 | 黑龙江大学 | Multi- transceiver minisize ultra-low power consumption intelligent wireless sensor |
| CN201100896Y (en) * | 2006-12-31 | 2008-08-13 | 黑龙江大学 | Multi-transreceiver micro ultra-low power consumption intelligent wireless sensor |
| WO2009053480A1 (en) * | 2007-10-25 | 2009-04-30 | Siemens Aktiengesellschaft | Communication method, system and network nodes in a low power communication network |
| CN201654168U (en) * | 2010-03-26 | 2010-11-24 | 西安工程大学 | Transmission line wire state online monitoring device applying wireless sensor network |
| CN102255959A (en) * | 2011-06-28 | 2011-11-23 | 淮阴师范学院 | Concrete construction information monitoring system based on WSN (Wireless Sensor Network) and mobile agent |
Non-Patent Citations (2)
| Title |
|---|
| 张耀超，胡志忠，吴瑾: "混凝土中钢筋腐蚀监测无线传感器节点的设计", 《信息化研究》, 31 January 2011 (2011-01-31) * |
| 曾勇, 杨涛: "基于n R 「24 L0 1 的超低功耗无线传感器网络节点设计", 《电子技术应用》, 31 December 2008 (2008-12-31) * |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104344851A (en) * | 2013-07-31 | 2015-02-11 | 无锡慧思顿科技有限公司 | Multi-parameter combined sensor for intelligent transportation |
| CN104918178A (en) * | 2014-03-10 | 2015-09-16 | 英飞凌科技股份有限公司 | System and method for transducer system with wakeup detection |
| US9984691B2 (en) | 2014-03-10 | 2018-05-29 | Infineon Technologies Ag | System for a transducer system with wakeup detection |
| CN104615045A (en) * | 2014-12-30 | 2015-05-13 | 郑州光力科技股份有限公司 | Method for controlling device working state and device based on method |
| CN105526965A (en) * | 2015-12-28 | 2016-04-27 | 中国电子科技集团公司第二十六研究所 | Museum environment monitoring node with low power consumption |
| CN106448121A (en) * | 2016-12-12 | 2017-02-22 | 北京强度环境研究所 | Wireless sensor |
| CN108345241A (en) * | 2017-12-29 | 2018-07-31 | 上海矽润科技有限公司 | A kind of agricultural wireless sensor network node |
| CN108133558A (en) * | 2018-01-31 | 2018-06-08 | 广西中星电子科技有限公司 | Low-power consumption displacement detection alarming device |
| CN110132245A (en) * | 2018-12-10 | 2019-08-16 | 安徽沃特水务科技有限公司 | A kind of unrestrained dam monitoring system of reservoir |
| CN109931986A (en) * | 2019-04-11 | 2019-06-25 | 苏州科技大学 | A kind of building health status monitoring method and system |
| CN112271832A (en) * | 2020-09-27 | 2021-01-26 | 北京智芯微电子科技有限公司 | Power supply device, power equipment sensor and power system |
| CN112684143A (en) * | 2020-11-24 | 2021-04-20 | 东南大学 | Road structure performance monitoring device and monitoring method |
| CN112684143B (en) * | 2020-11-24 | 2022-11-18 | 东南大学 | Road structure performance monitoring device and monitoring method |
| CN113433926A (en) * | 2021-06-21 | 2021-09-24 | 广州鲁邦通物联网科技有限公司 | Ultra-low power consumption fault detection method and ultra-low power consumption elevator opening/closing door fault detection device |
| CN113433926B (en) * | 2021-06-21 | 2022-05-17 | 广州鲁邦通物联网科技股份有限公司 | Ultra-low power consumption fault detection method and ultra-low power consumption elevator opening/closing door fault detection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103052146B (en) | 2015-05-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103052146B (en) | Low-power-consumption embedded type wireless sensor network node device | |
| CN101555991A (en) | Wireless sensor network node device of safety monitoring of natural gas pipe network | |
| CN107424378A (en) | A kind of wireless smoke detector and detection method | |
| CN102087151A (en) | Intelligent force testing device of steel pipe scaffold based on wireless transmission | |
| CN103941312A (en) | Remote rainfall monitoring system | |
| CN102157055A (en) | Wireless telemetering telecontrol system and method with ultra-low power consumption | |
| CN104376665A (en) | Monitoring node of perimeter protection system of wireless sensor network | |
| CN104408939B (en) | Wireless geomagnetic detector for vehicle detection, and vehicle detection method for wireless geomagnetic detector | |
| CN203299198U (en) | Soil environment monitoring data collection terminal based on SDI-12 bus | |
| CN206258123U (en) | A kind of multifunctional intellectual display terminal | |
| CN105913100B (en) | Downhole intelligent control system and its control method with low frequency wake-up function | |
| CN102270380A (en) | Wireless monitoring system for large span structure | |
| CN105476194A (en) | Electronic school badge based on RFID (radio frequency identification) technology and having step counting function as well as control method of electronic school badge | |
| CN103634885A (en) | Identification card and operation method thereof | |
| CN203338545U (en) | A household environment wireless monitoring system | |
| CN202696907U (en) | Low-power green moisture monitoring network gateway based on ZigBee | |
| CN103310602A (en) | Heart rate detection system and method based on ZigBee | |
| CN203645709U (en) | Kindergarten intelligent monitoring system based on piezoelectric effect | |
| CN207197567U (en) | Forest fire protection well based on GPRS and single-chip microcomputer remotely monitors transmitting device | |
| CN208010403U (en) | Coal mine underground environmental safety monitors and personnel location system | |
| CN110085010A (en) | Cable duct abnormal detector and wireless receiving warning device | |
| CN201368776Y (en) | Ultra low power wireless digital temperature sensor | |
| CN204723661U (en) | Multifunctional fire-fighting water intelligent controller | |
| CN203479827U (en) | Digital displacement sensor used for antitheft of transformer | |
| CN103300865A (en) | Human gesture detecting system based on Zigbee and three-axis acceleration sensors and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |