CN104639204A - Passive building monitoring system - Google Patents
Passive building monitoring system Download PDFInfo
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- CN104639204A CN104639204A CN201310568114.1A CN201310568114A CN104639204A CN 104639204 A CN104639204 A CN 104639204A CN 201310568114 A CN201310568114 A CN 201310568114A CN 104639204 A CN104639204 A CN 104639204A
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Abstract
An embodiment of the invention provides a passive building monitoring system which comprises a relay monitoring platform, a remote monitoring platform and passive communication devices with sensors. The passive communication devices with the sensors are arranged on monitoring points of a building, sensor information is transmitted to the relay monitoring platform by the aid of environmental electromagnetic waves, and the sensor information is converged on the relay monitoring platform and then transmitted to the remote monitoring platform. The passive information transmitting devices with the sensors are arranged on the monitoring points of the building, energy can be acquired from radio waves in the surrounding environment, the information can be transmitted to the monitoring platforms by the aid of the energy, transmitting of the passive information can be realized, a passive building monitoring system is formed, and long-term observing and monitoring under extreme conditions can be realized.
Description
Technical field
The present invention relates to technology of Internet of things, especially a kind of passive building monitoring system based on passive communication devices.
Background technology
The electronic product that people's routine use arrives, all needs to consume electric energy, such as mobile phone, if there is no power supply or power depletion, then any work cannot be carried out, especially, in some cases, we need the electronic equipment of some long-time running, such as, carry out monitoring for a long time etc., on the one hand, need electric energy to meet the operation of the components and parts of equipment own, on the other hand, along with the development of Internet of Things, the information interaction between object also needs the support of electric energy.
In fact, various energy is filled with in the environment of our life, such as solar energy, many manufacturers have been had to develop to utilize solar energy to provide the equipment of continuation of the journey for electronic product, solar energy is a kind of clean energy beyond doubt, but the acquisition of solar energy is not reliable, further, the miniaturization of solar panels and efficiency remain a larger technical bottleneck.
In addition, also has a kind of technology, utilize sound wave to generate electricity, such as, while soundproof wall is installed in the both sides of expressway, sound collecting is got up, and for doing work to piezoelectric, producing electric energy can be used for the street lamp in roadside to use, and this technology is extraordinary, but the sound source of depending on, if relatively quietly local, cannot use.
But, start have people to be studied the generating of almost ubiquitous radio wave at one's side, and the radio wave that success utilizes gets the electric current of trace, these radio waves comprise the artificial transmitting radio wave of TV signal, mobile phone signal, WIFI signal etc., all can realize catching it and obtaining energy, but these electric currents are comparatively faint, temporarily effective charging effect cannot be realized.
But, under some extreme condition, as emergency or when not establishing for a long time monitoring etc. to need the transmission of the information of carrying out, when were it not for power supply or power depletion, we need a kind of passive information transmitting apparatus and method, can realize in the absence of a power supply, the past extraneous transmission information continued.
Summary of the invention
The embodiment of the present invention proposes a kind of passive building monitoring system, comprise relaying monitor supervision platform, remote monitoring platform and, with the passive communication devices of transducer, the described passive communication devices with transducer is arranged on the monitoring point of building, and utilize environmental electromagnetic wave that sensor information is sent to relaying monitor supervision platform, be sent to remote monitoring platform after being converged by relaying monitor supervision platform.
Further, the described passive communication devices with transducer comprises sensor unit, antenna element, and the control unit to be connected with antenna element, described control unit comprises background signal trapping module, signal emission module, signal receiving module and Logic control module; The energy of the background radio signals that antenna element captures by described background signal trapping module transfers electric energy to, for described Logic control module provides energy, described Logic control module described sensor information is encoded after through being sent by described signal emission module, the signal that described signal receiving module sends over for receiving other passive communication devices, and be transferred to the decoding of described Logic control module and export.
Further, the described passive communication devices with transducer comprises sensor unit, antenna element, and the control unit be connected with antenna element, and described control unit comprises background signal trapping module, signal emission module and Logic control module; The energy of the background radio signals that antenna element captures by described background signal trapping module transfers electric energy to, for described Logic control module provides energy, described Logic control module described sensor information is encoded after through being sent by described signal emission module.
Further, described transducer is range sensor and/or shock sensor.
Further, described Code And Decode adopts Morse code.
Further, described antenna element is dipole antenna.
Further, described monitoring point is the supporting point of building.
Further, described relaying monitor supervision platform receives the sensor information that described passive communication devices sends over, and compares with predetermined threshold value, and when a threshold is exceeded, described relaying monitor supervision platform sends a warning to described remote monitoring platform.
The passive building monitoring system of a kind of base base that the embodiment of the present invention provides, the set passive information transmitting apparatus with transducer is arranged on the monitoring point of building, and obtain energy from the radio wave surrounding environment, and utilize this energy to realize information be sent to monitor supervision platform, thus can realize sending without source information, constitute a passive building monitoring system, under extreme conditions can realize the needs of long-term observation and monitoring.
Accompanying drawing explanation
Fig. 1-1 shows a kind of structure chart based on passive communication devices;
Fig. 1-2 shows the another kind of structure chart based on passive communication devices
Fig. 2 shows based on passive communication method flow diagram;
Fig. 3 displaying associates schematic diagram based between each unit of passive communication method;
Fig. 4 is the passive sensing network formation schematic diagram based on Internet of Things.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, example of the present invention is shown in the drawings, although will describe the present invention in conjunction with these embodiments, should be appreciated that it does not really want to limit the invention to these embodiments.On the contrary, this invention is intended to cover the replacement that can be included in spirit and scope that claims limit, amendment and equivalents.In addition, in the following detailed description of the embodiment of the present invention, propose a lot of detail and thoroughly understood to make the present invention.But, persons of ordinary skill in the art will recognize that and do not have these details also can implement the present invention.In other example, in order to unnecessarily fuzzy aspect of the present invention, do not describe known method, process, parts and circuit in detail.
The some parts below described in detail represents according to process, step, logical block, process and other symbol to the operation of the data bit that can perform on computer storage to propose.These describe and represent be the technical staff of data processing field use, in order to the essence of its work being conveyed to most effectively the means of other technical staff of this field.Here, process, computer perform step, logical block, process etc. be usually envisioned for cause the step of expected result or instruction be certainly in harmony sequence.Described step is the step of the physical manipulation needed physical quantity.Usually, although unnecessary, this tittle adopts the form of the electrical or magnetic signal that can store in computer systems, which, transmit, combine, relatively or in addition handle.Verified, mainly in order to the reason of public use, it is easily sometimes that these signals are called position, value, element, symbol, character, project, numeral etc.
But should keep firmly in mind, all these should be associated with suitable physical quantity with similar term and be only be applicable to the convenient of this tittle mark.Unless specifically stated otherwise, otherwise institute is apparent as described below, should understand in whole the present invention, term used is discussed, as " association " or " identification " or " reproduction " or " needs " or " determination " or " repetition " or " execution " or " detection " or " guiding " etc., refer to action and the process of electronic system or similar electronic computing device, its by the RS of electronic equipment be expressed as data manipulation that physics (electronics) measures and the such information of electronic device memory or register or other that is transformed into stores, transmission or display device in other data being expressed as physical quantity similarly.
Along with the development of technology, the mankind broadcast various wireless electromagnetic wave radiation in environment, such as wireless television signal, wireless communication signals, radio broadcasting signal etc., these wireless electromagnetic wave radiation have filled the environment of ours at one's side, but but not see by eyes.
Someone starts to utilize these radio magnetic waves to provide energy and practical function very early, and such as, crystal receiver, does not namely use power supply, only has the broadcast receiver of a semiconductor element in circuit, can realize receiving radio broadcasting signal and reduce playing back.Along with the development of technology, have also appeared the mode can wireless television signal, wireless communication signals being caught and be intercepted energy.
Of the present invention based on passive communication devices, be exactly based on background radio signals in environment, the device that energy harvesting and information as signals such as TV, broadcast, WIFI send.
Fig. 1-1 illustrates according to the displaying of a kind of exemplary embodiments of the present invention based on passive communication devices structure chart.
In Fig. 1-1, illustrate to comprise based on passive communication devices and fill control unit 100 and antenna element 200, described antenna element 200 realize signal induction, catch, receive and send, described control unit 100 comprises background signal trapping module 101, signal receiving module 102, signal transmitting module 103 and Logic control module 104.
Described background signal trapping module 101, the radio magnetic wave signal that antenna element 200 detects and inputs is caught and power conversion, in order to distinguish the radio magnetic wave signal of this input, by its called after background signal, background signal can be wireless television signal, radio broadcasting signal and wireless communication signals, depend on the process type of antenna element 200 and background signal trapping module 101, after radio magnetic wave signal is converted to electric energy by background signal trapping module 101, be provided to described Logic control module 104.
Described Logic control module 104 is Micro Energy Lose devices, the predeterminable information needing to send in control circuit, such as distress signal, or read sensor signal, as the temperature information of temperature sensor, becomes to need the information sent by it by coded modulation.Coding can adopt such as Morse coded system.Described Logic control module 104 will pass through the information transmission of coding to signal transmitting module 103.
Described signal transmitting module 103 is connected with antenna element 200, and adopts antenna element 200 identical signal type coded message to be sent.
Described signal receiving module 102, the coded message of the signal removed beyond background signal in the radio magnetic wave signal that antenna element 200 can be detected receives, that is, signal receiving module is the responsible code signal receiving another one and send based on passive communication devices.The code signal received is transferred to Logic control module 104 by described signal receiving module 102, obtains original transmitted information after decoding.
Fig. 1-2 illustrates according to the displaying of another kind of exemplary embodiments of the present invention based on passive communication devices structure chart.
In Fig. 1-2, illustrate to comprise based on passive communication devices and fill control unit 100 and antenna element 200, described antenna element 200 realize signal induction, catch, receive and send, described control unit 100 comprises background signal trapping module 101, signal receiving module 102, signal transmitting module 103, Logic control module 104, output module 105 and input module 106.
Described background signal trapping module 101, the radio magnetic wave signal that antenna element 200 detects and inputs is caught and power conversion, in order to distinguish the radio magnetic wave signal of this input, by its called after background signal, background signal can be wireless television signal, radio broadcasting signal and wireless communication signals, depend on the process type of antenna element 200 and background signal trapping module 101, after radio magnetic wave signal is converted to electric energy by background signal trapping module 101, be provided to described Logic control module 104.
Described Logic control module 104 is Micro Energy Lose devices, the predeterminable information needing to send in control circuit, such as distress signal, or read sensor signal, as the temperature information of temperature sensor, or by the information etc. that input module 106 inputs, become to need the information sent by coded modulation by it.Coding can adopt such as Morse coded system.Described Logic control module 104 will pass through the information transmission of coding to signal transmitting module 103.When described Logic control module 104 works, can by it by the form output display of state by indicator light.
Described signal transmitting module 103 is connected with antenna element 200, and adopts antenna element 200 identical signal type coded message to be sent.
Described signal receiving module 102, the coded message of the signal removed beyond background signal in the radio magnetic wave signal that antenna element 200 can be detected receives, that is, signal receiving module is the responsible code signal receiving another one and send based on passive communication devices.The code signal received is transferred to Logic control module 104 by described signal receiving module 102, obtains original transmitted information after decoding.
The original transmitted information obtained after decoding can be exported by described output module 105, and the way of output can adopt the mode such as directly display or the display of blinking light coding.
As shown in Figure 2, be that the present invention shows based on passive communication method flow diagram:
201, antenna element 200 responds to background signal, and catches.
202, the power conversion of radio magnetic wave in background signal is electric energy by background signal trapping module 101, and is provided to Logic control module 104.
203, the information content that Logic control module 104 sends as required is encoded, and obtains the coded message needing to send.
204, coded message is sent by antenna power 200 again.
205, another antenna element 200 based on passive communication devices is responded to and catches background radio signals.
206, the power conversion of radio magnetic wave in background signal is electric energy by background signal trapping module 101, and is provided to Logic control module 104.
207, antenna element 200 receives other coded messages sent based on passive communication devices, and is provided to Logic control module 104 and decodes.
208, export decoded information.
Fig. 3 displaying associates schematic diagram based between each unit of passive communication method:
301, wireless signal transmission tower, such as television signal transmission tower, broadcast emission tower etc., described wireless signal transmission tower outwards sends radio magnetic wave signal 303.
302, for shown in Fig. 1-1 or Fig. 1-2 based on passive communication devices, in order to distinguish, be labeled as A device and B device, A, B device can obtain energy from radio magnetic wave signal 303, and A device is provided with sending mode, the coded message 304 of information after coding is sent, and coded message 304 can receive by B device, and decoded back information.
Fig. 4 is the passive sensing network formation schematic diagram based on Internet of Things:
400, be made up of several passive communication devices 401 with transducer, in order to distinguish, be labeled as A, B, C, D, E etc. respectively, these passive communication devices 401 with transducer can with various transducer, such as temperature sensor, humidity sensor, shock sensor, range sensor etc., according to different monitoring purposes, configure different transducers.Based on different carriers, such as, can be attached on building based on passive communication devices 401, or on household supplies, according to the difference depending on carrier, thus form the sensor network of a different spaces distribution.
It is to be noted, with the structure that the passive communication devices 401 of transducer can be described in reference Fig. 1-1 or Fig. 1-2 in Fig. 4, preferably, also can be on Fig. 1-1 or Fig. 1-2 basis, remove signal receiving module 102, the passive communication devices 401 with transducer of such setting does not possess the function of reception information, only need to possess transmission informational function, and this transmission information can receive by relaying monitor supervision platform 402, the structure of passive communication devices 401 can be reduced further, reduce costs.
The information that default information or transducer obtain can both be sent by antenna by each passive communication devices 401 with transducer, and these information can be had the relay and control platform 402 of same antenna catch, described relay and control platform 402 can be a relaying platform with power supply comprising as passive communication devices 401 structure with transducer, be responsible for each information sent out with passive communication devices 401 node of transducer in collecting sensor network, after can preliminary treatment being carried out, the remote monitoring platform 403 of specifying is sent to again by wired or wireless mode, thus make laid whole sensor network data can converge to remote monitoring platform 403, realize monitoring and analyze.
According to the passive sensor network disclosed in Fig. 4, the present invention also provides another kind of embodiment: building monitoring system, namely, by with distance and/or shock sensor be laid in architectural based on passive communication devices 401, the load-bearing fulcrum of such as building can be laid in, the key point of stress point and other needs monitoring.
Described with distance and/or shock sensor lay the monitoring network of rear formation one to described building general status based on passive communication devices 401, especially, range sensor is for monitoring the distance between other communicators 401 contiguous, if distance change exceedes certain threshold value, such as 1 centimetre, then can judge that building local or entirety there occurs comparatively large deformation.Use the vibration information that shock sensor obtains, if exceed certain threshold value, as 5 centimetres, can judge that this building is in abnormal condition, this setting may be used for the deformation monitoring to bridge.For the judgement of threshold value, decision circuitry can be set at communicator 401, also can be arranged in relay and control platform 402 and judge, if exceed threshold value, then send warning message to remote monitoring platform.
Monitoring information is sent to relaying monitor supervision platform by described monitoring network in real time, then is transferred to remote monitoring platform by relaying monitor supervision platform, realizes remote monitoring.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (8)
1. a passive building monitoring system, comprise relaying monitor supervision platform, remote monitoring platform and, with the passive communication devices of transducer, the described passive communication devices with transducer is arranged on the monitoring point of building, and utilize environmental electromagnetic wave that sensor information is sent to relaying monitor supervision platform, be sent to remote monitoring platform after being converged by relaying monitor supervision platform.
2. passive building monitoring system as claimed in claim 1, it is characterized in that, the described passive communication devices with transducer comprises sensor unit, antenna element, and the control unit to be connected with antenna element, described control unit comprises background signal trapping module, signal emission module, signal receiving module and Logic control module; The energy of the background radio signals that antenna element captures by described background signal trapping module transfers electric energy to, for described Logic control module provides energy, described Logic control module described sensor information is encoded after through being sent by described signal emission module, the signal that described signal receiving module sends over for receiving other passive communication devices, and be transferred to the decoding of described Logic control module and export.
3. passive building monitoring system as claimed in claim 1, it is characterized in that, the described passive communication devices with transducer comprises sensor unit, antenna element, and the control unit to be connected with antenna element, described control unit comprises background signal trapping module, signal emission module and Logic control module; The energy of the background radio signals that antenna element captures by described background signal trapping module transfers electric energy to, for described Logic control module provides energy, described Logic control module described sensor information is encoded after through being sent by described signal emission module.
4. passive building monitoring system as claimed in claim 2 or claim 3, is characterized in that, described transducer is range sensor and/or shock sensor.
5. passive building monitoring system as claimed in claim 1, is characterized in that, described Code And Decode adopts Morse code.
6. passive building monitoring system as claimed in claim 2 or claim 3, is characterized in that, described antenna element is dipole antenna.
7. passive building monitoring system as claimed in claim 1, is characterized in that, described monitoring point is the supporting point of building.
8. passive building monitoring system as claimed in claim 1, it is characterized in that, described relaying monitor supervision platform receives the sensor information that described passive communication devices sends over, and compare with predetermined threshold value, when a threshold is exceeded, described relaying monitor supervision platform sends a warning to described remote monitoring platform.
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| CN201310568114.1A CN104639204A (en) | 2013-11-15 | 2013-11-15 | Passive building monitoring system |
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| CN201310568114.1A CN104639204A (en) | 2013-11-15 | 2013-11-15 | Passive building monitoring system |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101194219A (en) * | 2005-06-08 | 2008-06-04 | 鲍尔卡斯特公司 | Powering devices using RF energy harvesting |
| CN101995586A (en) * | 2010-09-02 | 2011-03-30 | 成都林海电子有限责任公司 | Large building safety monitoring system based on wireless network and realization method |
| CN202904619U (en) * | 2012-10-30 | 2013-04-24 | 林加缪 | Radio frequency identification tag device using CDMA2000 technology and radio frequency identification tag system using CDMA2000 technology |
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2013
- 2013-11-15 CN CN201310568114.1A patent/CN104639204A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101194219A (en) * | 2005-06-08 | 2008-06-04 | 鲍尔卡斯特公司 | Powering devices using RF energy harvesting |
| CN101995586A (en) * | 2010-09-02 | 2011-03-30 | 成都林海电子有限责任公司 | Large building safety monitoring system based on wireless network and realization method |
| CN202904619U (en) * | 2012-10-30 | 2013-04-24 | 林加缪 | Radio frequency identification tag device using CDMA2000 technology and radio frequency identification tag system using CDMA2000 technology |
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Application publication date: 20150520 |