CN105512591A - ID whereabouts determination system and method based on RFID - Google Patents
ID whereabouts determination system and method based on RFID Download PDFInfo
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- CN105512591A CN105512591A CN201510897293.2A CN201510897293A CN105512591A CN 105512591 A CN105512591 A CN 105512591A CN 201510897293 A CN201510897293 A CN 201510897293A CN 105512591 A CN105512591 A CN 105512591A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
- G06K7/10019—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers.
- G06K7/10079—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers. the collision being resolved in the spatial domain, e.g. temporary shields for blindfolding the interrogator in specific directions
- G06K7/10089—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers. the collision being resolved in the spatial domain, e.g. temporary shields for blindfolding the interrogator in specific directions the interrogation device using at least one directional antenna or directional interrogation field to resolve the collision
- G06K7/10099—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers. the collision being resolved in the spatial domain, e.g. temporary shields for blindfolding the interrogator in specific directions the interrogation device using at least one directional antenna or directional interrogation field to resolve the collision the directional field being used for pinpointing the location of the record carrier, e.g. for finding or locating an RFID tag amongst a plurality of RFID tags, each RFID tag being associated with an object, e.g. for physically locating the RFID tagged object in a warehouse
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C1/00—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people
- G07C1/10—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people together with the recording, indicating or registering of other data, e.g. of signs of identity
- G07C1/12—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people together with the recording, indicating or registering of other data, e.g. of signs of identity wherein the time is indicated in figures
- G07C1/14—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people together with the recording, indicating or registering of other data, e.g. of signs of identity wherein the time is indicated in figures with apparatus adapted for use with individual cards
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- Engineering & Computer Science (AREA)
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- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electromagnetism (AREA)
- General Health & Medical Sciences (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Theoretical Computer Science (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
The invention discloses an ID whereabouts determination system and method based on RFID (Radio Frequency Identification), wherein the system comprises a reading device and a controller electrically connected with the reading device, the reading device is used for transmitting radiofrequency signals to a first area and a second area and detecting labels passing the first area and the second area, and the first area and the second area are arranged in intervals or partly overlapped; and the controller is used for determining the practical whereabouts of the labels between the first area and the second area according to the detection result of the reading device. According to the invention, the system can monitor the practical whereabouts of the labels, that is, the system can monitor that the labels move from the first area to the second area or from the second area to the first area, so that the recording, the management and the like of the complex conditions of whereabouts can be realized.
Description
Technical field
The present invention relates to a kind of ID based on RFID to flow to judgement system and flow to determination methods based on the ID of RFID.
Background technology
RFID (RadioFrequencyIdentification, radio frequency identification) is a kind of communication technology, reads and writes related data by radio signals identification specific objective.This RFID comprises transponder and reader, and wherein, in general transponder is all label, and this label can be ID (Identity) card, also referred to as identification card, sequence number card or account card etc.Each label has unique electronic code, is attached on object and identifies destination object; Reader is made up of antenna, coupling element and chip, reads the equipment of (sometimes can also write) label information, can be designed to hand-held RFID read-write device or fixed type reader-writer.Wherein, the radio frequency that this reader is launched is generally microwave, and 1 ~ 100GHz, is applicable to short distance (0 ~ 500 meter) identification communication.
Carry out reading tag by reader and can determine whether thing occurs, but can not determine the flow direction of label, and then the punched-card machine of applying RFID technology can judge whether employee checks card, but cannot judge that whether employee is actual and turn out for work or replaced checking card by other employees.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of ID based on RFID to flow to judgement system, be intended to judge the actual flow of label to.
For achieving the above object, ID based on RFID provided by the invention flows to the controller that judgement system comprises reading device and is electrically connected with described reading device, wherein, described reading device is used for first area and second area emitting radio frequency signal, and the label detected through described first area and second area, wherein, described first area and second area interval arrange or partly overlap; Described controller is used for according to the detecting result of described reading device, judge the actual flow of label between described first area and second area to.
Preferably, described reading device comprises the first reader and the second reader that are electrically connected with described controller respectively, and described first reader is used for first area emitting radio frequency signal, and the label of detecting through described first area; Described second reader is used for second area emitting radio frequency signal, and detecting is through the label of described second area.
Preferably, the described reading device reader module that comprises the first antenna, the second antenna and be electrically connected with described first antenna and the second antenna respectively; Described first antenna is used for first area emitting radio frequency signal, and described second antenna is used for second area emitting radio frequency signal, and described reader module is in order to detect the label through described first area and the label through described second area respectively.
Preferably, described reading device comprises antenna and controls the circuit board of described antenna, and described circuit board is provided with the adjustment button of the frequency for regulating described antenna transmission radiofrequency signal.
Preferably, the described ID based on RFID flows to judgement system and also comprises the alarm be electrically connected with described controller; Described controller judges whether the actual flow of label mates to the default flow direction, and when not mating, described controller controls described alarm equipment alarm.
Preferably, the described ID based on RFID flows to judgement system and also comprises the image collecting device and storer that are electrically connected with described controller respectively; Described image collecting device is for gathering the image of described first area and second area; Described controller is for extracting same label when together once by described first area and second area, eventually pass image when described first area or second area, and the image of extraction is saved to described storer with the actual flow of corresponding label to associating.
The present invention also provides a kind of ID based on RFID to flow to determination methods, comprising:
To first area and second area emitting radio frequency signal;
Detect the label through described first area and second area;
According to detecting result judge the actual flow of label between described first area and second area to.
Preferably, described according to detecting result judge the actual flow of label between described first area and second area to step after, the described ID based on RFID flows to determination methods and also comprises:
Gather the image of described first area and second area;
Extract same label with during once by described first area and second area, eventually pass image when described first area or second area;
The association actual flow of preserving the image that extracts and corresponding label to.
Preferably, described according to detecting result judge the actual flow of label between described first area and second area to step after, the described ID based on RFID flows to determination methods and also comprises:
Judge whether the actual flow of label mates to the default flow direction preset, and when not mating, sends warning.
Preferably, after the described step to first area and second area emitting radio frequency signal, the described ID based on RFID flows to determination methods and also comprises:
Regulate the frequency of emitting radio frequency signal and control the size of described first area and/or second area.
Technical solution of the present invention, by arranging reading device and the controller of electric connection, this reading device is to first area and second area emitting radio frequency signal, and the label detected through first area and second area, this controller according to the detecting result of reading device judge the actual flow of label between first area and second area to, in other words, judgement system should be flowed to based on the ID of RFID and can judge that label flows to second area from first area or flows to first area from second area, and then, can flow to judge after employee checks card, whether to turn out for work or whether have other employees to replace checking card by the ID of label.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, the structure according to these accompanying drawings can also obtain other accompanying drawing.
Fig. 1 is the schematic diagram that the ID that the present invention is based on RFID flows to judgement system first embodiment;
Fig. 2 is the schematic diagram that the ID that the present invention is based on RFID flows to judgement system second embodiment;
Fig. 3 is the FB(flow block) that the ID that the present invention is based on RFID flows to determination methods one embodiment.
Drawing reference numeral illustrates:
| Label | Title | Label | Title |
| 1 | Reading device | 2 | Controller |
| 3 | Passage | 4 | Image collecting device 2--> |
| 6 | First area | 8 | Second area |
| 10 | First reader | 12 | Second reader |
| 20 | Label | 30 | Entrance |
| 32 | Outlet |
| 100 | First reader module | 102 | First reader antenna |
| 104 | First range of effective radiation | 106 | First theoretical radiation scope |
| 120 | Second reader module | 122 | Second reader antenna |
| 124 | Second range of effective radiation | 126 | Second theoretical radiation scope |
| 602 | First antenna | 802 | Second antenna |
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The invention provides a kind of ID based on RFID and flow to judgement system.
Please refer to Fig. 1, Fig. 1 is the schematic diagram that the ID that the present invention is based on RFID flows to judgement system first embodiment.
In the first embodiment of the invention, this ID based on RFID flows to the controller 2 that judgement system comprises reading device 1 and is electrically connected with reading device 1.Wherein, reading device 1 is for first area 6 and second area 8 emitting radio frequency signal, and detecting is through the label 20 of first area 6 and second area 8, and first area 6 and second area 8 interval arrange or partly overlap.Controller 2 for the detecting result according to reading device 1, judge the actual flow of label 20 between first area 6 and second area 8 to.
The present embodiment flows to judgement system by arranging reading device 1 and the controller 2 of electric connection based on the ID of RFID, reading device 1 is to first area 6 and second area 8 emitting radio frequency signal, and the label 20 detected through first area 6 and second area 8, controller 2 according to the detecting result of reading device 1 judge the actual flow of label 20 between first area 6 and second area 8 to, in other words, judgement system should be flowed to based on the ID of RFID and can judge that label 20 flows to second area 8 from first area 6 or flows to first area 6 from second area 8.Further, apply this ID based on RFID when flowing to judgement system, the outlet 32 of first area 6 respective channel 3 can be arranged, the entrance 30 of second area 8 respective channel 3 is arranged, and necessary reading tag 20 is just by the gateway of this passage 3, therefore, can judge that holder enters office space and judges that holder leaves office space from entrance 30 to the flow direction of outlet 32 by same label 20 from outlet 32 to the flow direction of entrance 30, and monitor the situation of not turning out for work after holder checks card; Can also to be flowed to from entrance 30 to outlet 32 by a certain label 20 and judge that holder leaves office space, then flow to from outlet 32 to entrance 30 again and judge that holder enters office space, namely first go out laggard, and monitor the situation that other people replace checking card; In addition, should flow to judgement system based on the ID of RFID is contactless reading, as long as label 20 enters appointed area, (i.e. first area or second area) can detect label 20, place (kindergarten, primary school, junior middle school) is concentrated to adopt contact to swipe the card work attendance relative to existing personnel, be easy to management, convenient, substantially reduce the time of turnover, and avoid the situation of Lou brushing, not brushing.Therefore, should flow to based on the ID of RFID the record, management etc. that judgement system can realize complicated mobility situation.
Particularly, when this reading device 1 detects same label 20 successively through first area 6 and second area 8, controller 2 can judge that same label 20 flows to second area 8 from first area 6; When this reading device 1 detects same label 20 successively through second area 8 and first area 6, controller 2 can judge that same label 20 flows to first area 6 from second area 8; When this reading device 1 detects same label more than 20 time through first area 6 and second area 8, namely same label 20 reciprocating between first area 6 and second area 8, the flow direction between the first area 6 that controller 2 only needs to judge that same label 20 eventually passes and second area 8, can judge the actual flow of same label 20 within the time period of reciprocating to.
In the present embodiment, further, reading device 1 comprises the circuit board (not shown) of antenna and control antenna, and circuit board is provided with the adjustment button (not shown) of the frequency for regulating antenna transmission radiofrequency signal.
The antenna of reading device 1 has a theoretical radiation scope under a certain frequency, that is to say greatest irradiation scope, this theoretical radiation scope comprises range of effective radiation and ineffective radiation scope, only have and could be read by detecting through range of effective radiation label 20, therefore, during to first area 6 and second area 8 emitting radio frequency signal, the frequency of antenna transmission radiofrequency signal is regulated by this adjustment button, and then the size of the range of effective radiation of adjustment antenna, make range of effective radiation cover first area 6 and second area 8.But, regulate the mode of the range of effective radiation of antenna to be not limited to frequency adjustment, size and the position of range of effective radiation can also be regulated by the angle and size regulating antenna.
Please refer to Fig. 1, particularly, reading device 1 comprises the first reader 10 of being electrically connected with controller 2 respectively and the second reader 12, first reader 10 for first area 6 emitting radio frequency signal, and the label 20 of detecting through first area 6; Second reader 12 is for second area 8 emitting radio frequency signal, and detecting is through the label 20 of second area 8.
By two readers respectively to two field emission radiofrequency signals, and the label 20 detected respectively through two regions, wherein, first reader 10 comprises the first reader module 100, first reader antenna 102 and the first reader power supply (non-label), this first reader module 100 is electrically connected with the first reader antenna 102 and the first reader power supply respectively, wherein, first reader antenna 102 produces one first theoretical radiation scope 106 under a certain frequency, and by the first range of effective radiation 104 of this first theoretical radiation scope 106 to first area 6 emitting radio frequency signal, first reader antenna 102 can regulate the size of the first range of effective radiation 104 by this adjustment button and cover first area 6.Second reader 12 comprises the second reader module 120, second reader antenna 122 and the second reader power supply, this second reader module 120 is electrically connected with the second reader antenna 122 and the second reader power supply respectively, wherein, second reader antenna 122 produces one second theoretical radiation scope 126 under a certain frequency, and by the second range of effective radiation 124 of this second theoretical radiation scope 126 to second area 8 emitting radio frequency signal, second reader antenna 122 can regulate the size of the second range of effective radiation 124 by this adjustment button and cover second area 8.
Please refer to Fig. 1, in the present embodiment, further, judgement system should be flowed to based on the ID of RFID and also comprise the alarm (not shown) be electrically connected with controller 2.Controller 2 judges whether the actual flow of label 20 mates to the default flow direction, and when not mating, controller 2 controls alarm equipment alarm.Wherein, this default flow direction can default in controller 2, also can import controller 2 from outside.
The actual flow of judgement system judgement should be flowed to when not mating with the default flow direction based on the ID of RFID, controller 2 controls alarm equipment alarm, therefore, the occasion that can not go out can only be entered at some, as children at school the time leave kindergarten or old man at night 11 leave endowment center later, can warning reminding be passed through, carry out human intervention and management and control etc., improve the intelligence degree flowing to monitoring.
Please refer to Fig. 1, in the present embodiment, further, the ID based on RFID flows to judgement system and also comprises the image collecting device 4 and storer (not shown) that are electrically connected with controller 2 respectively.Image collecting device 4 is for gathering the image of first area 6 and second area 8; Controller 2, for extracting same label 20 with during once by first area 6 and second area 8, eventually passes image when first area 6 or second area 8, and the image of extraction is saved to storer with the actual flow of corresponding label 20 to associating.
Image collecting device 4 gathers the image of first area 6 and second area 8, judge that the actual flow of label 20 is to as entering or going out when systems axiol-ogy, this controller 2 extracts same label 20 when together once by first area 6 and second area 8, eventually pass image when first area 6 or second area 8, then the image of extraction is saved in storer to associating with the actual flow entering or go out of respective labels 20, thus can combining image data better surveillance tag 20 flow to.Wherein, this image collecting device 4 is preferably two cameras, and a camera is for gathering the image of first area 6, and another camera is for gathering the image of second area 8.
In the present embodiment, this controller 2 is preferably computing machine.During use, only need be arranged on first reader 10, second reader 12 and the image collecting device 4 in precalculated position, be connected the ID based on RFID that can form the present embodiment respectively with computing machine and flow to judgement system, easy for installation, structure is simple.
Please refer to Fig. 2, Fig. 2 is the schematic diagram that the ID that the present invention is based on RFID flows to judgement system second embodiment.The difference that the ID based on RFID that the ID based on RFID of this second embodiment flows to judgement system and the first embodiment flows to judgement system is: the reader module (non-label) that reading device 1 comprises the first antenna 602, second antenna 802 and is electrically connected with the first antenna 602 and the second antenna 802 respectively; First antenna 602 is for first area 6 emitting radio frequency signal, and the second antenna 802 is for second area 8 emitting radio frequency signal, and reader module is in order to detect the label 20 through first area 6 and the label 20 through second area 8 respectively.Due to, the reading device 1 of the present embodiment is just distinct with the reader of the first embodiment on antenna number is arranged, and both principle of work are identical, therefore, do not elaborate to the reading device 1 of the present embodiment.
The present embodiment flows to based on the ID of RFID the technique effect that the ID based on RFID that judgement system can realize the first embodiment equally flows to judgement system, does not repeat at this.
The present invention also provides a kind of ID based on RFID to flow to determination methods, please refer to Fig. 3, in the lump composition graphs 1 or Fig. 2, and in one embodiment, should flowing to determination methods based on ID of RFID, to comprise step as follows:
S1, to first area 6 and second area 8 emitting radio frequency signal;
S2, detect label 20 through first area 6 and second area 8;
S3, according to detecting result judge the actual flow of label 20 between first area 6 and second area 8 to.
Determination methods should be flowed to based on the ID of RFID and can judge that label 20 flows to second area 8 from first area 6 or flows to first area 6 from second area 8.Further, apply this ID based on RFID when flowing to determination methods, the outlet 32 of first area 6 respective channel 3 can be arranged, the entrance 30 of second area 8 respective channel 3 is arranged, and necessary reading tag 20 is just by the gateway 30 of this passage 3, therefore, can judge that holder enters office space and judges that holder leaves office space from entrance 30 to the flow direction of outlet 32 by same label 20 from outlet 32 to the flow direction of entrance 30, and monitor the situation of not turning out for work after holder checks card; Can also to be flowed to from entrance 30 to outlet 32 by a certain label 20 and judge that holder leaves office space, then flow to from outlet 32 to entrance 30 again and judge that holder enters office space, namely first go out laggard, and monitor the situation that other people replace checking card; In addition, should flow to determination methods based on the ID of RFID is contactless reading, as long as label 20 enters appointed area, (i.e. first area or second area) can detect label 20, place (kindergarten, primary school, junior middle school) is concentrated to adopt contact to swipe the card work attendance relative to existing personnel, be easy to management, convenient, substantially reduce the time of turnover, and avoid the situation of Lou brushing, not brushing.Therefore, should flow to based on the ID of RFID the record, management etc. that determination methods can realize complicated mobility situation.
Particularly, when detecting same label 20 successively through first area 6 and second area 8, can judge that same label 20 flows to second area 8 from first area 6; Detect same label 20 successively when second area 8 and first area 6, can judge that same label 20 flows to first area 6 from second area 8; When detecting same label more than 20 time through first area 6 and second area 8, namely same label 20 reciprocating between first area 6 and second area 8, the flow direction between the first area 6 only needing to judge that same label 20 eventually passes and second area 8, can judge the actual flow of same label 20 within the time period of reciprocating to.
In the present embodiment, further, after the step to first area 6 and second area 8 emitting radio frequency signal, the ID based on RFID flows to determination methods and also comprises:
Regulate the frequency of emitting radio frequency signal and control the size of first area 6 and/or second area 8.
The size of range of effective radiation is regulated by regulating the frequency of generation radiofrequency signal, and then cover first area 6 and/or second area 8, in other words, when range of effective radiation is greater than or less than first area 6 and/or second area 8, it is in fact also in the size controlling first area 6 and/or second area 8.
In the present embodiment, further, according to detecting result judge the actual flow of label 20 between first area 6 and second area 8 to step after, the ID based on RFID flows to determination methods and also comprises:
Gather the image of first area 6 and second area 8;
Extract same label 20 with during once by first area 6 and second area 8, eventually pass image when first area 6 or second area 8;
The association actual flow of preserving the image that extracts and corresponding label 20 to.
This step gathers the image of first area 6 and second area 8, when detecting and judging that the actual flow of label 20 is to as entering or going out, extract same label 20 when together once by first area 6 and second area 8, eventually pass image when first area 6 or second area 8, then the image of extraction is preserved to associating with the actual flow entering or go out of respective labels 20, thus can combining image data better surveillance tag 202 flow to.
In the present embodiment, further, according to detecting result judge the actual flow of label 20 between first area 6 and second area 8 to step after, the ID based on RFID flows to determination methods and also comprises:
Judge whether the actual flow of label 20 mates to the default flow direction preset, and when not mating, sends warning.
This step judges that actual flow is not to when mating with the default flow direction, send warning, therefore, the occasion that can not go out can only be entered at some, as children at school the time leave kindergarten or old man at night 11 leave endowment center later, can warning reminding be passed through, carry out human intervention and management and control etc., improve the intelligence degree flowing to monitoring.
The foregoing is only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every under inventive concept of the present invention; utilize the equivalent structure transformation that instructions of the present invention and accompanying drawing content are done, or directly/be indirectly used in other relevant technical fields to include in scope of patent protection of the present invention.
Claims (10)
1. the ID based on RFID flows to a judgement system, it is characterized in that, the controller comprising reading device and be electrically connected with described reading device, wherein,
Described reading device is used for first area and second area emitting radio frequency signal, and detects the label through described first area and second area, and wherein, described first area and second area interval arrange or partly overlap;
Described controller is used for according to the detecting result of described reading device, judge the actual flow of label between described first area and second area to.
2. flow to judgement system based on the ID of RFID as claimed in claim 1, it is characterized in that, described reading device comprises the first reader and the second reader that are electrically connected with described controller respectively,
Described first reader is used for first area emitting radio frequency signal, and the label of detecting through described first area;
Described second reader is used for second area emitting radio frequency signal, and detecting is through the label of described second area.
3. flow to judgement system based on the ID of RFID as claimed in claim 1, it is characterized in that, the reader module that described reading device comprises the first antenna, the second antenna and is electrically connected with described first antenna and the second antenna respectively;
Described first antenna is used for first area emitting radio frequency signal, and described second antenna is used for second area emitting radio frequency signal, and described reader module is in order to detect the label through described first area and the label through described second area respectively.
4. flow to judgement system based on the ID of RFID as claimed in claim 1, it is characterized in that, described reading device comprises antenna and controls the circuit board of described antenna, and described circuit board is provided with the adjustment button of the frequency for regulating described antenna transmission radiofrequency signal.
5. flow to judgement system based on the ID of RFID as claimed in claim 1, it is characterized in that, also comprise the alarm be electrically connected with described controller;
Described controller judges whether the actual flow of label mates to the default flow direction, and when not mating, described controller controls described alarm equipment alarm.
6. the ID based on RFID as described in claim 1 to 5 flows to judgement system, it is characterized in that, also comprises the image collecting device and storer that are electrically connected with described controller respectively;
Described image collecting device is for gathering the image of described first area and second area;
Described controller is for extracting same label when together once by described first area and second area, eventually pass image when described first area or second area, and the image of extraction is saved to described storer with the actual flow of corresponding label to associating.
7. the ID based on RFID flows to a determination methods, it is characterized in that, comprising:
To first area and second area emitting radio frequency signal;
Detect the label through described first area and second area;
According to detecting result judge the actual flow of label between described first area and second area to.
8. as claimed in claim 7 flow to determination methods based on the ID of RFID, it is characterized in that, described to judge according to detecting result the actual flow of label between described first area and second area to step after, also comprise:
Gather the image of described first area and second area;
Extract same label with during once by described first area and second area, eventually pass image when described first area or second area;
The association actual flow of preserving the image that extracts and corresponding label to.
9. as claimed in claim 7 flow to determination methods based on the ID of RFID, it is characterized in that, described to judge according to detecting result the actual flow of label between described first area and second area to step after, also comprise:
Judge whether the actual flow of label mates to the default flow direction preset, and when not mating, sends warning.
10. as claimed in claim 7 flow to determination methods based on the ID of RFID, it is characterized in that, after the described step to first area and second area emitting radio frequency signal, also comprise:
Regulate the frequency of emitting radio frequency signal and control the size of described first area and/or second area.
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| CN201510897293.2A CN105512591A (en) | 2015-12-08 | 2015-12-08 | ID whereabouts determination system and method based on RFID |
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| CN201510897293.2A CN105512591A (en) | 2015-12-08 | 2015-12-08 | ID whereabouts determination system and method based on RFID |
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| CN106530430A (en) * | 2016-10-21 | 2017-03-22 | 上海真灼科技股份有限公司 | Method, control module and device for detecting classroom access |
| CN106599756A (en) * | 2017-03-02 | 2017-04-26 | 苏州摩比力特电子科技有限公司 | Long-distance radio frequency identification reading terminal and radio frequency identification reading position indication method |
| CN106682559A (en) * | 2017-03-02 | 2017-05-17 | 苏州摩比力特电子科技有限公司 | Radio frequency identification read terminal and radio frequency identification read success prompting method |
| CN106971508A (en) * | 2017-05-17 | 2017-07-21 | 牡丹江跃然科技有限公司 | The drowned early warning system in natatorium and its data acquisition and early warning analysis determination methods |
| CN108038931A (en) * | 2017-12-26 | 2018-05-15 | 佛山市道静科技有限公司 | A kind of attendance checking system based on RFID |
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| CN106971508B (en) * | 2017-05-17 | 2019-09-24 | 牡丹江跃然科技有限公司 | The drowned early warning system in natatorium and its data acquisition and early warning analysis judgment method |
| CN108038931A (en) * | 2017-12-26 | 2018-05-15 | 佛山市道静科技有限公司 | A kind of attendance checking system based on RFID |
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