CN103168213A - Rfid sensing apparatus and method - Google Patents
Rfid sensing apparatus and method Download PDFInfo
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- CN103168213A CN103168213A CN2011800243281A CN201180024328A CN103168213A CN 103168213 A CN103168213 A CN 103168213A CN 2011800243281 A CN2011800243281 A CN 2011800243281A CN 201180024328 A CN201180024328 A CN 201180024328A CN 103168213 A CN103168213 A CN 103168213A
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- G—PHYSICS
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- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/32—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring the deformation in a solid
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
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Abstract
The present invention is directed to a method and apparatus for sensing. More particularly, the invention relates to a non-destructive method and apparatus for sensing conditions at a site, in particular a difficult-to-access or obstructed site, for example for sensing the condition of a building site to confirm that construction and wear are proper or to diagnose when and how they are improper.
Description
Technical field
The present invention is directed to a kind of method for sensing and device.More specifically, the present invention relates to a kind of non-destructive method for the sensing site surrounding and device, particularly be difficult to the place that enters or block, for example the environment of sensing building ground with confirm that building structure and wearing and tearing are suitable or when diagnosis becomes improper and degree how.
Background technology
In order to ensure all normal operations all, and the accountability when providing early stage detection, diagnosis and problem to occur, make regular check on by people, other life entities or place that object used or took, for example vehicle, container, transportation vessel and storage vessel, machine, product and buildings are helpful, test the feature that those characterize normality or problem.
Take the building ground as example, whether in buildings or in using, following absolute value or relative value:
● temperature can characterize that insulation effect, envelope trait, mellow soil enlarge or the state of concrete curing;
● humidity can characterize the state of envelope trait or wood corrosion;
● color (radiation spectrum density comprises the intensity that surpasses visible spectrum, for example infrared and UV intensity) can characterize mellow soil and enlarge; And
● stress or strain can characterize that member is complete or buildings is complete.
Yet, the wearing and tearing of monitoring buildings and follow-up building ground, for example, the house of having torn open, can there be certain challenge in apartment or storehouse.Challenge is in the situation that can not cause excessive cost of human resources and can not upset a series of measurement of quiet comfortable layout in buildings or place.Challenge especially is accurate inspection, perhaps in addition, checks unapproachable place, tends to most important measurement and is used for early detection, for example in wall and ceiling back or at passage, pipeline and pipe interior.Challenge is to gather the authentic data collection, and safety is not intervened (tempering), be no matter have a mind to or unintentionally.Challenge is to encourage the sufficiently long time period of sensing apparatus, thereby has practical mission life.
For these reasons, the most frequently used method be to wish all normal until easily visible evidence show improper.The method has been abandoned the advantage that early detects.
Summary of the invention
The present invention is directed to these problems.
According to a first aspect of the invention, provide a kind of sensing to put, have: (a) probe, have body, the far-end and orientating as that is suitable for being inserted into the place of obstruction in shape is convenient to extend between near-end that the user enters when inserting far-end; (b) sensing system is positioned at the far-end of probe, is used for carrying out sensing in the place of blocking; And (c) data processing module, be positioned at the near-end of probe, be connected with sensing system by body and be used for communication, and can operate be used to storing a series of measurement data that read from sensing system, described data processing module comprises radio frequency indentification transceiver, is used for receiving instruction and transmits data recording.
Sensing system is configured to measured sign on the scene such as lower at least one feature: (a) building structure in place; (b) environment in place; And (c) wearing and tearing in place.Based on this purpose, sensing system can be configured to measure as lower at least one: (a) humidity; (b) temperature; (c) stress; (d) strain; And (e) color.
Sensing system can comprise first sensor and the second sensor, is used for sensing variate data, and wherein one of first sensor and second sensor may be positioned at the near-end of probe.
The shape of sensor is suitable for being arranged in the far-end of probe to be protected; Yet the far-end of probe can be limit opening, and sensing system can communicate by this opening and place.Equipment further comprises conductor, and sensing system is connected on module, and wherein probe has conductor and passes its hole.
The probe body can be rigidity and can be straight, perhaps pop one's head in body and conductor can be flexible.The probe body can be subject to electromagnetic screen.
The far-end of probe can comprise chamber, for the protection of property ground encirclement module.
Module can operate and be used to come the calibrating sensors system.
Block configuration is used for storing a series of data recording.Based on this consideration, module has clock, and operation is for generation of time signal, thereby block configuration is used for synchronously storing a series of data recording with time signal.Each data recording can comprise the measurement data that reads from sensing system under the current time of Clockreading and the current time.
Module further comprises the intervention detecting device, for detection of the intervention to sensing apparatus.Whether more specifically, intervene detecting device can operate to respond predetermined Intervention Events and occured and produce the intervention states signal.Based on this consideration, predetermined Intervention Events can comprise sensing apparatus after having installed movement or carry out unauthorized communications with sensing apparatus.Module so arranges, and each data recording can further comprise the intervention states that the current time reads from intervening detecting device.
Module can further comprise power supply and capacity check device, and whether the dump energy that is operable as power source-responsive produces the capacity status signal lower than predetermined value.By configuration module like this, each data recording can further comprise the capacity status that calm amount detector of current time reads.
Module can be further configured to the enciphered data record, prevents undelegated reading or undelegated writing, and available code encryption data recording, and this code guarantees that data recording also was not modified.
So transceiver is configurable for transmitting data recording and with the cognizance code which specific sensing apparatus to be stored data recording by both.Based on this consideration, block configuration is for using the code encryption data recording, and its authentication data record is derived from specific sensing apparatus.
The configurable instruction for receiving from portable radio frequency identification calculating and communication facilities or general purpose programmable computer of transceiver.
According to a second aspect of the invention, provide a sensing system, have described according to a first aspect of the invention a plurality of sensing apparatus, in a plurality of sensing apparatus, each is arranged on respectively the corresponding place in a plurality of measurements places.
Sensing system can comprise that portable radio-frequency identification calculates and communication facilities, and configuration is used for each and a plurality of devices one and communicates, so that instruction and receive data record to be provided.System can further comprise general purpose programmable computer, be used for communicating with at least one of portable radio-frequency identification calculating and communication facilities and a plurality of devices, thereby the receive data record is used for analyzing.
According to a third aspect of the invention we, provide a kind of method for sensing, by: (a) in a plurality of places, a plurality of described according to a first aspect of the invention sensing apparatus are installed respectively; (b) be stored in a series of measurement data that in a plurality of places, read in a corresponding place in a plurality of devices of instruction; (c) each receives the respective series data recording from a plurality of devices; And (d) comparing data record, form
Thereby the method can comprise the data recording of comparison in corresponding sequence and find the trend along with the time.Thereby the method can comprise the data recording between the comparison corresponding sequence and find the trend along with the space.
According to a forth aspect of the invention, a kind of method for sensing is provided, by: (a) sensor is placed on the far-end of probe, the data processing module that will have the radio-frequency (RF) identification transceiver is placed on the near-end of probe, and by probe connection data processing module to communicate with sensor; (b) far-end of probe is inserted into the place of obstruction; (c) carry out the measurement in place at the sensor place; (d) at the data processing module place, receive instruction by radio-frequency (RF) identification (RFID) transceiver; And (e) at the data processing module place, under the guide of instruction, the measurement result storage measurement series data of carrying out according to the sensor place.
The method can comprise by radio-frequency (RF) identification transceiver transmission measurement series data.
Measure and to be included in the following feature of place measurement ﹠ characterization: the building structure in place, the environment in place or the wearing and tearing in place.Based on this consideration, measure and to comprise measurement: humidity, temperature, stress, strain or color.
Storage measurement series data can comprise a series of data recording of storage.
Method can comprise the generation time signal and synchronously store described a series of data recording with time signal.Based on this consideration, each data recording can comprise: the measurement data that reads from sensor from current time that time signal reads and current time.
Method can further comprise and detecting at least one intervention among sensor, probe and module.Based on this consideration, measure to intervene and to comprise whether the predetermined Intervention Events of response has occured and produce the intervention states signal.Should predetermined Intervention Events can be in movable sensor, probe and module at least one or without under authorization conditions with module communication.Based on this consideration, each data recording can further comprise the intervention states that the current time reads from the intervention states signal.
Method can comprise also whether the dump energy of power source-responsive produces the capacity status signal lower than predetermined value.Based on this consideration, each data recording can further comprise the capacity status that the current time reads from the capacity status signal.
Method also can comprise the data encryption record, prevent undelegated read with undelegated writing at least one, perhaps use the code encryption data recording, it guarantees that data recording also was not modified.In addition, the cognizance code that method can further comprise the module that transmits data recording and be used for the identification record data recording is both perhaps used the code encryption data recording, and its authentication data record is derived from module.
Receiving instruction can comprise and receiving from least one instruction in portable radio-frequency identification calculating and communication facilities and general purpose programmable computer.
Consider following accompanying drawing, instructions and claim, other aspects of the present invention and advantage will become more apparent.
Instructions
Specific embodiment example explanation the present invention together with accompanying drawing by indefiniteness as described below proves absolutely.In accompanying drawing, similar element and/or feature have identical Reference numeral.In addition, the various elements of same type are distinguished by following Reference numeral, namely distinguish with the second mark in similar components.Identify the first mark iff the specific paragraph at detail specifications, that paragraph is described the like that any one has identical the first mark so, and need not consider the second Reference numeral.
Description of drawings
Accompanying drawing 1 is the decomposition side view according to the first embodiment of the sensing apparatus of some instruction foundation according to the present invention;
Accompanying drawing 2 is the alternative embodiment side view according to the sensing apparatus of some instruction foundation according to the present invention;
Accompanying drawing 3 is the oblique view of near-end of the device of accompanying drawing 1;
Accompanying drawing 4 is the oblique view of far-end of the device of accompanying drawing 1;
Accompanying drawing 5 is the proximal end data processing module of accompanying drawing 1 device and for the protection of the oblique view of the chamber of this module;
Accompanying drawing 6 is the block diagram of the processing module of accompanying drawing 5;
Accompanying drawing 7 is the process flow diagram of initialization data register (InitializeDataLogger) programmed instruction, is used for sending instruction to the processing module of accompanying drawing 5;
Accompanying drawing 8 is the process flow diagram of record data (LogData) programmed instruction, is used for sending instruction to the processing module of accompanying drawing 5;
Accompanying drawing 9 is the process flow diagram of uploading data (UploadData) programmed instruction, is used for sending instruction to the processing module of accompanying drawing 5; And
Accompanying drawing 10 is a plurality of oblique views that lay respectively at the system of sensing apparatus a plurality of places, accompanying drawing 1.
Embodiment
Structure
Structure of the present invention will adopt the mode specific, that the example embodiment of indefiniteness is explained shown in accompanying drawing will be described, and adopt more detailed description here.
At first with reference to accompanying drawing 1, general description the sensing apparatus 100 of dismounting.Sensing apparatus 100 comprises probe 102, has body 104, even at the far-end 106 of being convenient to insert the measurement place of measuring place-obstructions-shaping with orientate as be convenient to extension between near-end 112 that the user enters when far-end 106 is so inserted.Sensing apparatus 100 also comprises sensing system 108, is illustrated in far-end 106 here, is used at the place sensing that blocks, and at the data processing module 110 at near-end 112 places, communicates by letter by body 104 with sensing system 108.Sensing apparatus 100 can also comprise sleeve pipe 114, for example buttonhole, O type ring, pad or crab-bolt, and by these, thereby probe 102 can be fixed and inserts the protection building ground and probe 102 avoids mutual damage.
As shown in Figure 1, probe 102 body 104 be rigidity and be straight, for the ease of being inserted into place to be monitored.With reference to figure 2, another body 104 ' is shown, be at least one in crooked and flexibility, for example be embodied as cable, may be with armor and/or electromagnetic screen.Those skilled in the art recognize, according to the characteristics in zone to be monitored, body 104 or body 104 ' may be more suitable, perhaps its any be constructed to provide physical protection and/or electromagnetic screen.
The position of transceiver 116 makes to calculate with portable RF ID under low frequency (for example, high-frequency RF ID-HFRFID-is at frequency 13.56MHz) communication path becomes possibility with communicating by letter of communication facilities P, for sensor device provides a plurality of advantages.
At first, communication path is than more conventional ultrahigh frequency-UHF RFID-communication path short a lot (be generally 860-960MHz, compare with other spectrum dispositions), usually for example is used for concurrently a plurality of RFID label communications with the warehouse.Shorter communication path makes each portable RF ID calculate and only becomes easier with communicating by letter of a transceiver 116 with communication facilities P, confirms communication with it of which sensing apparatus 100 to the user near transceiver 116.
The second, this communication path provides the accurately exchanges data more complicated than simple RFID tag number.As a result, the user can collect the detailed history aggregation of data collection that characterizes clear and definite measurement place and be used for analyzing, and diagnoses where necessary and illustrate.
The 3rd, HF RFID technical support encryption function, thus the checking of the confidentiality of protected data and supported data prevents from asserting that the existence intervened and data source are from particular source and the discriminating of measuring the place.
Next with reference to accompanying drawing 3, sensing apparatus 100 is counted as comprising chamber 118 at near-end 112 places of probe 102.The size and dimension of chamber 118 is suitable for holding protection module 110.Chamber 118 comprises hole 120, and the hole 122 interior with the body 104 of probe 102 is connected, and conductor 124 can pass hole 122 module 110 is connected on sensing system 108.
With reference to accompanying drawing 4, the far-end 106 of probe 102 is counted as comprising optional opening 126, can communicate by letter with the place of measuring by its sensing system 108.The concrete configuration of far-end 106 and opening 126 is to install and protecting sensing system 108 between the operating period and realize compromising between Measurement accuracy for sensing system 108 provides the suitable passage that enters the place.
With reference now to accompanying drawing 5,, see more in detail chamber 118 and module 110.Thereby conductor 124 exposes from hole 120 and module 110 is connected to sensing system 108 is used for being communicated with.Thereby being positioned at chamber 118, battery holder 128 and power terminal 130 provide electric power for module 110, following further detailed description power supply 164.
Next with reference to accompanying drawing 6, can see that the concerned power of sensing apparatus 100 adopts modular manner.One of ordinary skill in the art would recognize that functional module can adopt a lot of modes to arrange, thereby provide substantially the same function and benefit in roughly the same mode.No matter function be complete on one or more integrated circuit-fix, configure or able to programmeization-or adopt discrete component, for example, on printed circuit board (PCB) 138, be only the problem of a Balancing selection.Similarly, can complete this function on hardware, firmware or software, and can not depart from spirit of the present invention.
More specifically, IC 134 can be connected on RAM 144 by crypto engine 156, is stored in like this data in RAM 144 and can prevents from undelegatedly reading and writing, and can inquire that such preventing obtains authentication vs. authorization.Crypto engine 156 can be implemented in specialized hardware, or as described, can be in being stored in EPROM 146 self completes by processor 142 under the guide of crypto engine programmed instruction 158.The crypto engine 156 that adopts hardware to complete can utilize (the Atmel Corporation of 2325 Orchard Parkway of Atmel Corporation of No. 2325 CA95131 in road, U.S. St. John's Wu Jielu garden, San Jose, CA 95131USA) CryptoRF
Technology, (408) 441-0311 can obtain more detailed reference and other resources, for example at http: on ∥ www.atmel.com/products/SecureRF.This encryption function allows data not only be used for diagnosis and correct, and mediates an issue in the time of can also being used for burden of proof.
For example by analog to digital converter 162, IC 134 is connected with sensing system with intervention detecting device 132 and is connected.Although described sensing system 108 is located at the far-end 106 of probe 102 and has been described, but some part of sensor 108 also can be located at other positions in certain embodiments, thereby provide relative (differential) of characteristic to measure, for example between the measurement and external environment measurement in the place of blocking.For example, can there be first sensor 108a at probe 102 far-end 106 places, at near-end 112 places of probe 102, the second sensor 108b can be arranged, thus the far-end 106 of probe 102 is provided and 102 the near-end 112 of popping one's head between relative (differential) measurement of characteristic.Based on this consideration, the second sensor can be incorporated in near-end 112, chamber 118, IC 134 or the circuit board 138 of module 110, probe 102.
Therefore, be stored in by processor 142 every a series of timing data record 166 in RAM144 can comprise the data that expression is read from sensing system 108 field, the state of the moment sensing apparatus 100 that is read according to time of clock 160 reading out datas and when data, for example, intervene the intervention states of detecting device 132 expressions and the capacity status of the power supply 164 that capacity check device 165 is measured.
Operation
In operation, the user tends to the sensing apparatus 100 that obtains to pre-install, yet, ripe user may be by before the module 110 the near-end chamber 118 of sealing detector 102 in, sensing system 108 (perhaps its distal portions 108a) is inserted into hole 122 in the body 104 of probe 102 interior and conductor 124 is connected to by hole 120 assembles sensing apparatus 100 on module 110.Adopt this mode, ripe user can configure sensing apparatus 100 and come the sensing desired characteristic.
The user will be inserted in the part in place to be measured by 102 far-ends 106 of popping one's head in sensing apparatus 100 is installed.For example, for the curing of monitored concrete, probe 102 can be inserted in moist concrete, is no matter directly or by sleeve pipe 114.In another example, for the humidity of monitoring the environment after wallboard and soft, can bore aperture or repairing casing 114 on wallboard, for example be inserted into the ancora in the hole, thereby can insert probe 102 by this ancora.
In case install, for example by with transceiver 116, for example portable RF ID calculates and communication facilities P, the external unit of communication carries out initialization to sensing apparatus 100.Under the guide of initialization data recorder program instruction 150, processor 142 can be according to following execution.
With reference to accompanying drawing 7, in activation signal step 170, processor 142 with poll portable RF ID calculate and communication facilities P in the activation signal that detects, receive at transceiver 116 places.In case activation signal detected, processor 142 will be proceeded the remainder in initialization data recorder program instruction 150.
In setting/upload ID step 172, according to configuration, processor 142 or cognizance code 168 can be uploaded to that portable RF ID calculates and communication facilities P in be used for the record maintenance, perhaps set cognizance code 168 under the domination of portable RF ID calculating and communication facilities P, make the cognizance code 168 specific sensing apparatus 100 of expression, and the position of measuring more specifically the building ground of carrying out.
In removing RAM step 174, thereby processor 142 is wiped existing data recording 166 with initialization RAM 144 and with RAM 144 formats, to receive new data recording 166.
In setting clock step 176, processor 142 is synchronized to clock 160 time that portable RF ID calculates and communication facilities P requires.
In calibrating sensors step 178, processor 142 will be under one or more known conditions read sensor system 108, and one or more analog values are offered portable RF ID calculate and communication facilities P.Processor 142 after this will from portable RF ID calculate and communication facilities P receive feedback, no matter be automatically or by the user input, determine that also institute's newspaper value is accurately or for the modified value of calibrating.
In verifying intervention states step 180, determine it in work thereby processor 142 will read intervention detecting device 132, and calibration is without the baseline of intervention states.
In verifying capacity status step 182, processor 142 will be measured the dump energy of power supply 164, for example be expressed as voltage level.If dump energy is too low, processor 142 will be offered portable RF ID and calculate and communication facilities P, thereby go replacing or charge power supply 164 to complete installation to User Alarms.
Then will finish the execution 184 of initialization data recorder program instruction 150.
In case sensing apparatus 100 has installed and initialization, it is ready to set about the data recording 166 of access time sequence, characterizes building ground environment to be monitored, is all believable in very long one period, may be made into low power configuration because of it.Under the guide of record data programmed instruction 152, processor 142 will be according to following execution.
Next with reference to accompanying drawing 8, in reading clock step 186, processor 142 will read the current time from the time signal that clock 160 produces.
In read sensor step 188, processor 142 will read the value of the current measurement of expression sensing system 108 from analog to digital converter 162.
In reading capacity status step 190, processor 142 will be measured by the capacity status signal that reads 165 generations of capacity check device the dump energy of power supply 164.
In reading intervention states step 192, processor 142 will read intervenes the intervention states signal that detecting device 132 produces.If processor 142 judges that in intervening determination step 193 this read value has passed through intervention threshold, thereby the predetermined Intervention Events of expression has occured and sensing apparatus 100 has been intervened, for example be moved to the another location, processor 142 will be further by being intervened the suitable guiding of processor program instruction 194 so.
In this embodiment, no matter whether detected intervention, in writing enciphered data recording step 196, processor 142 will be gathered 160 times of clock, sensing system 108 data, capacity status, intervention states and cognizance code 168 as the data recording 166 that is used for encrypting, and the data recording 166 of encrypting is written to non-volatile ram 144.
After this with the execution 184 of end record data programmed instruction 152.
In case 100 monitoring one significant period of building ground of sensing apparatus, the user can wish to be stored in data recording 166 in RAM 144 uploads to that portable RF ID calculates and communication facilities P in be used for collecting, and may finally upload to and be used for analysis in general purpose programmable computer C.Under the guide of uploading data programmed instruction 154, processor 142 will be according to following execution.
With reference now to accompanying drawing 9,, in uploading signals step 200, processor 142 with poll from portable RF ID calculate and communication facilities P detect upload signal, receive from transceiver 116.Upload signal in case detect, processor 142 will continue to carry out all the other instructions of uploading data programmed instruction 154.Uploading signal also may provide the mandate of portable RF ID calculating and communication facilities P, thus licenses Processor 142 deciphering and uploading data record 166.Selectively, data to be uploaded may keep encrypting, with calculate at portable RF ID and communication facilities P in or decipher in general purpose programmable computer C.
In uploading ID step 202, processor 142 will make cognizance code 168 be sent in portable RF ID calculating and communication facilities P, thereby identify which platform sensing apparatus 100 and will report its data recording 166, and by contact, in which position (for example, which position in which buildings, buildings) measurement data.
At uploading data with in removing RAM step 204, processor 142 will make series data record 166 be sent in portable RF ID calculating and communication facilities P.Make it freely store new data although remove RAM 144, but those skilled in the art should recognize and can some situation expect that need not to remove RAM144 namely can upload data recording 166, for example keep evidence or reinforcement are provided, and these functions are still in spirit of the present invention.
In synchronous clock step 206, processor 142 can be synchronized to clock 160 time that portable RF ID calculates and communication facilities P requires, and is used for the accuracy of measuring in the future.
In calibrating sensors step 178, processor 142 can be under one or more known conditions read sensor system 108, and one or more corresponding values are offered portable RF ID calculating and communication facilities P.This preprocessor 142 can receive from portable RF ID and calculate and the feedback of communication facilities P, no matter is automatically or by the user input, determines that also institute's newspaper value is accurately or for the modified value of calibrating.Modified value also can be stored in portable RF ID calculate with communication facilities P in and relatedly with the data recording 166 of uploading be used for improving further analysis.
In verifying intervention states step 180, intervene the intervention states signal that produces in detecting device 132 and determine to intervene detecting device 132 and working and calibrating baseline without intervention states thereby processor 142 can read.
In verifying capacity status step 182, processor 142 will be measured the dump energy of power supply 164 by reading the capacity status signal that produces in capacity check device 165, for example be expressed as voltage level.If dump energy is too low, processor 142 can offer that portable RF ID calculates and communication facilities P, thus to User Alarms with replacing or charge power supply 164.
Then will finish the execution 184 of uploading data programmed instruction 154.
From wider and more systematized viewpoint, the user can install a plurality of such sensing apparatus 100 in a plurality of corresponding places.Respectively, each sensing apparatus can obtain one group of data recording 166 that shows the wearing and tearing of building structure feature, current environment and its corresponding places within a period of time.In addition, to sensing apparatus 100 combinations, adjacent or otherwise the relevant trend that will show that the characteristic between their corresponding places of expression changes relatively.
In other words, collect data recording 166 from a plurality of sensing apparatus 100, especially adjacent sensing apparatus 100 can provide further evidence, represent measured characteristic in time with the progress in space.This evidence will not only provide early detection for architectural problems, all right boot diagnostic and reparation, and these normally problem developed into position that visual evidence shows the generation problem with and this kind state how to develop before obtain by repetition test, above-mentioned visual evidence is regarded as great damage or usually by the investigation of intrusive mood section.The invention provides early detection and diagnosis, can plan and implement correct reparation before heavy losses occur like this.
Because the invention provides encryption, checking and the mandate of data recording 166, the diagnosis of problem not only can be used for guiding reparation, can also prove responsibility and the responsibility for repair paying of problem, and prove conversely who is not guilty and need not the responsibility being responsible for and avoiding paying for repairing.When problem can be diagnosed fast and compellent, complicated building dispute just can be fast and solution decidedly, before no matter being inter partes or court.
For example, as shown in figure 10, thereby a plurality of sensing apparatus 100 will be configured to the sensing moisture and source of leaks will be found in its each place that is assigned to the basement of whole leakage.The first, second, third and the 4th adjacent sensing apparatus 100
E, 100
C, 100
AWith 100
BWhen respective data record 166 can be illustrated in one section, the increase of after date moisture is from the first sensing apparatus 100
EDevelop into the second sensing apparatus 100
C, to the 3rd sensing apparatus 100
A, to the 4th sensing apparatus 100
BThereby, show that water is at the first sensing apparatus 100
ENear corner enters the basement between exterior wall O and interior wall I, and passes through via the second sensing apparatus 100
CWith the 3rd sensing apparatus 100
AInsulating medium M flow near ceiling between the walls, until its towards with the 4th sensing apparatus 100
BDrop in adjacent floor.
Therefore, can find out from previous embodiment and example, the mode of having described can facilitate the characteristic of the building ground that monitoring accurately blocks, building structure, environment and the wearing and tearing in this characteristic present place.Although specific embodiment of the present invention is description and interpretation, these embodiment will be understood that it is only example of the present invention and unrestricted the present invention.
May make many improvement of the present invention and distortion according to above instruction, and the present invention can implement in other modes that are different from described ad hoc fashion.
Especially, all described amounts are rule of thumb determined, and those skilled in the art can expect that the value in a big way of surrounding value described here provides similar beneficial effect.Those skilled in the art are to be understood that in the situation that do not depart from ultimate principle of the present invention and scope can be made different changes, improvement and replacement to previous embodiment.
Although described the present invention in fine situation when being applicable to the building ground, those skilled in the art will recognize that wider application scenario, for example the monitoring container, vessel and the motor vehicles that are used for transportation and store.
Claims (52)
1. sensing apparatus comprises:
(a) probe, have body, and the far-end and orientating as that is suitable for being inserted into the place of obstruction in shape is convenient to extend between near-end that the user enters when inserting far-end;
(b) sensing system is positioned at the far-end of probe, is used for carrying out sensing in the place of blocking; And
(c) data processing module, be positioned at the near-end of probe, be connected with sensing system by body and be used for communication, and can operate be used to storing a series of measurement data that read from sensing system, described data processing module comprises radio frequency indentification transceiver, is used for receiving instruction and transmits data recording.
2. sensing apparatus according to claim 1, wherein sensing system is configured to measured sign on the scene such as lower at least one feature:
(a) building structure in place;
(b) environment in place; And
(c) wearing and tearing in place.
3. sensing apparatus according to claim 2, wherein sensing system is configured to measure as lower at least one:
(a) humidity;
(b) temperature;
(c) stress;
(d) strain; And
(e) color.
4. sensing apparatus according to claim 1, wherein the shape of sensing system is suitable for being arranged in the far-end of probe and protects.
5. sensing apparatus according to claim 4, wherein sensing system comprises first sensor and the second sensor, is used for sensing variate data.
6. sensing apparatus according to claim 5, wherein one of first sensor and second sensor are positioned at the near-end of probe.
7. sensing apparatus according to claim 4, wherein the far-end of probe defines opening, and sensing system can be communicated by letter with the place by this opening.
8. sensing apparatus according to claim 7, further comprise conductor, sensing system is connected on module, and wherein probe has conductor and passes its hole.
9. sensing apparatus according to claim 8, wherein the body of probe is rigidity.
10. sensing apparatus according to claim 9, wherein the body of probe is straight.
11. sensing apparatus according to claim 8, wherein body and the conductor of probe are flexible.
12. sensing apparatus according to claim 11, wherein the body of probe is subject to electromagnetic screen.
13. sensing apparatus according to claim 8, wherein the near-end of probe comprises the chamber for the protection of the property closed module.
14. sensing apparatus according to claim 1, wherein module can operate for the calibrating sensors system.
15. sensing apparatus according to claim 1, wherein module is configured to store a series of data recording.
16. sensing apparatus according to claim 15, wherein module further comprises clock, and it can operate for generation of time signal, and module is configured to synchronously store described a series of data recording with time signal.
17. sensing apparatus according to claim 16, wherein each data recording comprises:
(a) from current time of Clockreading, and
(b) measurement data that reads from sensing system of current time.
18. sensing apparatus according to claim 17, wherein module further comprises the intervention detecting device, for detection of the intervention to sensing apparatus.
19. sensing apparatus according to claim 18 is wherein intervened detecting device and can be operated to produce the intervention states signal for whether the predetermined Intervention Events of response has occured.
20. sensing apparatus according to claim 19, wherein predetermined Intervention Events is one of following:
(a) movement after sensing apparatus has been installed; And
(b) communicate by letter with sensing apparatus is undelegated.
21. sensing apparatus according to claim 20, wherein each data recording further comprises the intervention states that the current time reads from intervening detecting device.
22. sensing apparatus according to claim 21, wherein module further comprises:
(a) power supply; And
(b) capacity check device, whether the dump energy that can operate for power source-responsive produces the capacity status signal lower than predetermined value.
23. sensing apparatus according to claim 22, wherein each data recording further comprises the capacity status that calm amount detector of current time reads.
24. sensing apparatus according to claim 17, wherein module is arranged to the enciphered data record, prevent undelegated read with undelegated writing at least one.
25. sensing apparatus according to claim 17, wherein module is configured to use the code encryption data recording, and this code verification data recording also is not modified.
26. sensing apparatus according to claim 17, wherein transceiver is arranged to and transmits data recording and cognizance code, to identify which specific sensing apparatus storage data recording.
27. sensing apparatus according to claim 26, wherein block configuration is for using the code encryption data recording, and this code authentication data record is derived from specific sensing apparatus.
28. sensing apparatus according to claim 1, wherein transceiver is arranged to and receives from least one instruction in portable radio-frequency identification calculating and communication facilities and general purpose programmable computer.
29. a sensing system comprises a plurality of sensing apparatus as claimed in claim 1, each sensing apparatus is installed in the corresponding place in a plurality of places.
30. sensing system as claimed in claim 29 comprises that further portable radio-frequency identification calculates and communication facilities, its be arranged at every turn with a plurality of sensing apparatus in one communicate by letter, so that instruction and receive data record to be provided.
31. sensing system according to claim 30 further comprises general purpose programmable computer, communicates by letter with at least one in communication facilities and a plurality of sensing apparatus with portable radio-frequency identification calculating, is used for analyzing with the receive data record.
32. a method for sensing comprises:
(a) in a plurality of places, a plurality of sensing apparatus as claimed in claim 1 are installed respectively;
(b) each in a plurality of sensing apparatus of instruction is stored in a series of measurement data that read in the corresponding place in a plurality of places;
(c) each from a plurality of sensing apparatus receives the data recording of respective series respectively; And
(d) comparing data record.
33. method for sensing according to claim 32, wherein relatively comprise comparison in the data recording of respective series inside to find trend in time.
34. method for sensing according to claim 32 comprises relatively that wherein data recording between the comparison respective series is to find the trend with the space.
35. a method for sensing comprises:
(a) data processing module that sensor is placed on the far-end of probe and will has a radio frequency indentification transceiver is placed on the near-end of probe, and by probe connection data processing module with sensor communication;
(b) far-end of probe is inserted into the place of obstruction;
(c) at the sensor place, carry out the measurement in place;
(d) at the data processing module place, receive instruction by radio frequency indentification transceiver; And
(e) according to the guide of instruction, in the corresponding measurement data of a series of measurements of carrying out with the sensor place of data processing module place's storage.
36. method for sensing according to claim 35 further comprises by radio frequency indentification transceiver and transmits described a series of measurement data.
37. method for sensing according to claim 35 is wherein measured and is included in place measurement ﹠ characterization such as lower at least one feature:
(a) building structure in place;
(b) environment in place; And
(c) wearing and tearing in place.
38. described method for sensing is according to claim 37 wherein measured and is comprised and measuring as lower at least one:
(a) humidity;
(b) temperature;
(c) stress;
(d) strain; And
(e) color.
39. method for sensing according to claim 35 is wherein stored a series of measurement data and is comprised a series of data recording of storage.
40. described method for sensing according to claim 39 further comprises:
(a) generation time signal; And
(b) synchronously store described a series of data recording with time signal.
41. described method for sensing according to claim 40, wherein each data recording comprises:
(a) from the current time that time signal reads, and
(b) measurement data that reads from sensor of current time.
42. described method for sensing according to claim 41 further comprises with at least one in sensor, probe and module and detects intervention.
43. described method for sensing according to claim 42 wherein detects to intervene and comprises whether the predetermined Intervention Events of response has occured and produce the intervention states signal.
44. described method for sensing according to claim 43, wherein predetermined Intervention Events be as lower one:
(a) at least one in movable sensor, probe and module; And
(b) unauthorized and module communication.
45. described method for sensing according to claim 44, wherein each data recording further comprises the intervention states that the current time reads from the intervention states signal.
46. described method for sensing, comprise further whether the dump energy of power source-responsive produces the capacity status signal lower than predetermined value according to claim 45.
47. described method for sensing according to claim 46, wherein each data recording further comprises the capacity status that the current time reads from the capacity status signal.
48. described method for sensing, further comprise the enciphered data record according to claim 41, prevent undelegated read or undelegated writing at least one.
49. described method for sensing, further comprise and use the code encryption data recording according to claim 41, this code verification data recording also is not modified.
50. described method for sensing, further comprise and transmit data recording and cognizance code, with the module of identification record data recording according to claim 41.
51. described method for sensing, further comprise and use the code encryption data recording according to claim 50, this code authentication data record is derived from module.
52. method for sensing according to claim 35 wherein receives instruction and comprises and receiving from least one instruction in portable radio-frequency identification calculating and communication facilities and general purpose programmable computer.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US31414810P | 2010-03-15 | 2010-03-15 | |
| US61/314,148 | 2010-03-15 | ||
| PCT/CA2011/050137 WO2011113156A1 (en) | 2010-03-15 | 2011-03-11 | Rfid sensing apparatus and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103168213A true CN103168213A (en) | 2013-06-19 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011800243281A Pending CN103168213A (en) | 2010-03-15 | 2011-03-11 | Rfid sensing apparatus and method |
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| Country | Link |
|---|---|
| CN (1) | CN103168213A (en) |
| WO (1) | WO2011113156A1 (en) |
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| CN103559519A (en) * | 2013-10-30 | 2014-02-05 | 无锡赛睿科技有限公司 | Structural health monitoring method and system |
| CN108120739A (en) * | 2018-01-24 | 2018-06-05 | 西安理工大学 | A kind of thermal deformation measurement device for high-precision machine tool hydrostatic bearing |
| CN113607025A (en) * | 2021-08-02 | 2021-11-05 | 南京工业大学 | A combined blind measurement device for geometric parameters of polymer injection molding products |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2011113156A1 (en) | 2011-09-22 |
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