CN103729606A - Radio-frequency identification electronic device with surface waveguide effect strengthening - Google Patents
Radio-frequency identification electronic device with surface waveguide effect strengthening Download PDFInfo
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- CN103729606A CN103729606A CN201210383203.4A CN201210383203A CN103729606A CN 103729606 A CN103729606 A CN 103729606A CN 201210383203 A CN201210383203 A CN 201210383203A CN 103729606 A CN103729606 A CN 103729606A
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Abstract
The invention describes a radio-frequency identification electronic device with surface waveguide effect strengthening. The radio-frequency identification electronic device comprises a mainframe or a programmable single chip, a radio-frequency identification emitting/receiving device and a surface waveguide strengthening coaxial cable structure, wherein the radio-frequency identification emitting/receiving device is electrically connected to the mainframe or the programmable single chip to generate currents. The surface waveguide strengthening coaxial cable structure comprises a coaxial cable and a matched resistor, wherein the coaxial cable does not comprise a gap area of an external conducting layer. When the currents flow through the gap area, an electromagnetic field is generated, electromagnetic waves are transmitted to the matched resistor along the external conducting layer, and with the help of electromagnetic field, generated by the currents, on the gap area, radio-frequency identification electronic tags attached to objects can be automatically triggered.
Description
Technical field
The present invention relates to a kind of frequency identification electronic device, relate in particular to a kind of enhancing surface duct effect coaxial cable structure by conventional coaxial cable improvement.
Background technology
Ultrahigh frequency radio frequency (Ultra high frequency) detection technology, be a kind of remote-wireless mechanics of communication, its system is mainly comprised of electric label (Tag), reader (Reader), antenna (Antenna) three parts; When electric label enters the field region of antenna induction, electric label is triggered by wireless signal, responds recognition signal, sees through antenna and is sent in reader, this identifying information is after confirmation is errorless, and reader is reading associated inner memorizer information from electric label.
The antenna of ultrahigh frequency radio frequency sensing system is lightening gradually under technology now, is often applied to thief-proof, dog race, horse racing or initial or finishing line of track and field events as valuables such as sales field logistics management, gate inhibition, books, file, medicine, clothes management, jewelry, ornaments etc.Yet common method of operating is to hold RFID reader by a people, removes seriatim to read the label being attached on product, thereby cost and the time of manpower are restricted.In addition, the scope of triggering and distance are all too little, therefore, produce, but whole cost is still too high, and is difficult to practical application even if produce modes of some automatic triggerings to have.
Therefore, need a kind of frequency identification electronic device, there is cheap cost, and can automatically trigger, solve the problem in prior art.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of frequency identification electronic device that strengthens surface duct effect that has.This has the frequency identification electronic device that strengthens surface duct effect and comprises a main frame or programmable single-chip, one rfid transmissions/receiving trap, and one strengthens surface duct coaxial cable structure.Rfid transmissions/receiving trap is electrically connected to main frame or programmable single-chip with generation current wired or wirelessly.Strengthen surface duct coaxial cable structure and comprise the coaxial cable with at least one gap regions, an and build-out resistor, this at least one gap regions does not have outer conductive layers, and this build-out resistor is connected with internal electrically conductive layer and the outer conductive layers of this coaxial cable.When electric current is flowed through this at least one gap regions, generate an electromagnetic field, and electromagnetic wave transmits until this build-out resistor along this outer conductive layers, thereby strengthened surface duct effect.
In addition, electric current spills and the electromagnetic wave that produces from the gap regions of coaxial cable, and then produced electromagnetic field, therefore, can automatically trigger the radio frequency recognizing electronic label being attached on object at a coverage, and radio frequency recognizing electronic label sees through rfid transmissions/receiving trap transmission storage information in the inner to this main frame or programmable single-chip.
Technical characterictic of the present invention is mainly, by conventional coaxial cable improvement, is enhancing surface duct coaxial cable structure.When electric current, flow through while strengthening the gap regions of surface duct coaxial cable structure, generate electromagnetic waves, and electromagnetic wave transmits along the outer conductive layers of coaxial cable, and generate an electromagnetic field, thereby, strengthened surface duct effect, and can automatically trigger radio frequency recognizing electronic label.Therefore, can reach cheaper cost, better simply mounting means, reduce human cost simultaneously.
Accompanying drawing explanation
Fig. 1 is the cell schematics that the present invention has the frequency identification electronic device that strengthens surface duct effect;
Fig. 2 A is the thin portion cell schematics that strengthens surface duct coaxial cable structure in Fig. 1;
Fig. 2 B is the thin portion cell schematics that strengthens another embodiment of surface duct coaxial cable structure in Fig. 1; And
Fig. 3 A and Fig. 3 B are the schematic diagram that the present invention has the practical application of the frequency identification electronic device that strengthens surface duct effect.
Embodiment
Below coordinate graphic and element numbers to do more detailed description to embodiments of the present invention, to make those skilled in the art can implement according to this with reference to instructions word.
Consult Fig. 1, Fig. 1 is the cell schematics that the present invention has the frequency identification electronic device that strengthens surface duct effect.As shown in Figure 1, the present invention has that the frequency identification electronic device 1 that strengthens surface duct effect comprises a main frame or programmable single-chip 10, strengthens surface duct coaxial cable structure 20, and radio-frequency (RF) identification (radio-frequency identification, a RFID) transmission/reception 30.The wired electrical connection of this one rfid transmissions/receiving trap 30 or be wirelessly connected to this main frame or programmable single-chip 10 with generation current.
Strengthen surface duct coaxial cable structure 20 and be connected to this rfid transmissions/receiving trap 30, and comprise the coaxial cable with at least one gap regions, an and build-out resistor, this at least one gap regions does not have the outer conductive layers of coaxial cable, and this build-out resistor is connected to outer conductive layers and the internal electrically conductive layer of coaxial cable.The electric current producing when this rfid transmissions/receiving trap 30 flow through coaxial cable internal electrically conductive layer and generate electromagnetic waves, electromagnetic wave can transmit along outer conductive layers, until build-out resistor, thereby has strengthened surface duct effect.
Electromagnetic wave can spill from gap regions, and generate an electromagnetic field, thereby the radio frequency recognizing electronic label 40 being attached on object 50 can be in an effective range, by this electromagnetism place, automatically triggered, then this radio frequency recognizing electronic label 40 is sent to this main frame or programmable single-chip 10 by information wherein.
Consult Fig. 2 A, Fig. 2 A is the thin portion cell schematics that strengthens surface duct coaxial cable structure in Fig. 1.Strengthen surface duct coaxial cable structure 20 and comprise the coaxial cable 21 with at least one gap regions 23, an and build-out resistor 31,23 outer conductive layers 25 without coaxial cable 21 in this gap regions, this build-out resistor 31 is connected to internal electrically conductive layer 27 and the outer conductive layers 25 of this coaxial cable 21, this internal electrically conductive layer 27 is coated by an insulation course 29, and separated with outer conductive layers 25, the resistance value of build-out resistor 31 is 40-80 Ω.
Consult Fig. 2 B, Fig. 2 B is the thin portion cell schematics that strengthens another embodiment of surface duct coaxial cable structure in Fig. 1.As shown in Figure 2 B, this at least one gap regions 23 is coated by an insulating tape 60.Owing to not thering is outer conductive layers 25 in gap regions 23, by this rfid transmissions/receiving trap 30, produced and the electric current of the internal electrically conductive layer 27 of the coaxial cable 21 of flowing through generates electromagnetic waves, electromagnetic wave can transmit along outer conductive layers 25, until build-out resistor 31, thereby strengthened surface duct effect.
When the electric current producing when rfid transmissions/receiving trap 30 is flowed through this at least one gap regions 23, electromagnetic wave can spill from gap regions, and generate an electromagnetic field, thereby the radio frequency recognizing electronic label 40 being attached on object 50 can, in the region around this coaxial cable 21 radius 1-100cm, automatically be triggered by this electromagnetism place.
Consult Fig. 3 A and Fig. 3 B, Fig. 3 A and Fig. 3 B are the schematic diagram that the present invention has the practical application of the frequency identification electronic device that strengthens surface duct effect.As shown in Figure 3A, to be installed on a space 100 around by strengthening surface duct coaxial cable structure 20, as ceiling of the surrounding of case (metal) body, gateway, warehouse etc., therefore, when the object 50 of attaching radio frequency recognizing electronic label 40 is moved into or shifts out this space 100, radio frequency recognizing electronic label 40 can be triggered by electromagnetism place, and radio frequency recognizing electronic label 40 is sent to this main frame or programmable single-chip 10 by the information storing in the inner through rfid transmissions/receiving trap 30.And the present invention has the frequency identification electronic device 1 that strengthens surface duct effect can be applied to the thief-proof of the valuables such as sales field logistics management, gate inhibition, books, file, medicine, clothes, jewelry, ornaments, and the management of part or assembly in cupboard.
As shown in Figure 3 B, strengthen surface duct coaxial cable structure 20 and also can be arranged at the below on a floor 200, so, the object 50 that is pasted with radio frequency recognizing electronic label 40 can be triggered, and the present invention has the frequency identification electronic device 1 that strengthens surface duct effect and can be applied on the arenas such as track and field events, racing car, horse racing, dog race, or the outlet in department store and warehouse enters etc.
Technical characterictic of the present invention is mainly, by conventional coaxial cable improvement, is enhancing surface duct coaxial cable structure.When electric current is flowed through while strengthening the gap regions of surface duct coaxial cable structure, because leaky wave generates electromagnetic waves, and electromagnetic wave transmits along the outer conductive layers of coaxial cable, and generates an electromagnetic field, thereby, strengthened surface duct effect and can automatically trigger radio frequency recognizing electronic label.Therefore, can reach cheaper cost, better simply mounting means, reduce human cost simultaneously.
As described above is only in order to explain preferred embodiment of the present invention; not attempt is done any pro forma restriction to the present invention according to this; therefore, all have under identical invention spirit, do relevant any modification of the present invention or change, all must be included in the category that the invention is intended to protection.
Claims (4)
1. there is a frequency identification electronic device that strengthens surface duct effect, it is characterized in that, comprise:
One main frame or programmable single-chip;
One rfid transmissions/receiving trap, with this main frame or programmable single-chip with wired electrical connection or wireless connections, in order to produce an electric current; And
One strengthens surface duct coaxial cable structure, be connected with this rfid transmissions/receiving trap, and comprise a coaxial cable and a build-out resistor with at least one gap regions, this at least one gap regions does not have an outer conductive layers of this coaxial cable, and this build-out resistor is connected with this outer conductive layers and an internal electrically conductive layer of this coaxial cable
This electric current this internal electrically conductive layer of this coaxial cable of flowing through wherein, and produce an electromagnetic wave, this electromagnetic wave goes out at this at least one breach block spill and leakage, and generation one electromagnetic field and this electromagnetic wave transmit along this outer conductive layers, until this build-out resistor, this electromagnetic field automatically triggers an object with a radio frequency recognizing electronic label in an effective range, and this radio frequency recognizing electronic label is sent to this main frame or programmable single-chip by the information storing in the inner through this rfid transmissions/receiving trap.
2. the frequency identification electronic device with enhancing surface duct effect as claimed in claim 1, is characterized in that, with an insulating tape, the periphery of this at least one breach block is coated.
3. the frequency identification electronic device with enhancing surface duct effect as claimed in claim 1, is characterized in that, this effective range is in the region around this coaxial cable radius 1-100cm.
4. the frequency identification electronic device with enhancing surface duct effect as claimed in claim 1, is characterized in that, the resistance value of this build-out resistor is 40-80 Ω.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210383203.4A CN103729606B (en) | 2012-10-11 | 2012-10-11 | There is the frequency identification electronic device strengthening surface duct effect |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210383203.4A CN103729606B (en) | 2012-10-11 | 2012-10-11 | There is the frequency identification electronic device strengthening surface duct effect |
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| Publication Number | Publication Date |
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| CN103729606A true CN103729606A (en) | 2014-04-16 |
| CN103729606B CN103729606B (en) | 2016-12-21 |
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| CN201210383203.4A Active CN103729606B (en) | 2012-10-11 | 2012-10-11 | There is the frequency identification electronic device strengthening surface duct effect |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110133891A1 (en) * | 2009-12-07 | 2011-06-09 | Krug William P | Methods and systems for real time rfid locating onboard an aircraft |
| CN102419813A (en) * | 2011-12-02 | 2012-04-18 | 中天日立射频电缆有限公司 | Wireless identification and positioning system based on leaky cable |
| TWM434996U (en) * | 2012-04-17 | 2012-08-01 | Epc Solutions Taiwan Inc | Device for detecting RF electronic tag with micro bend escaped wave |
| CN202362796U (en) * | 2011-10-13 | 2012-08-01 | 刘台华 | Management device using wireless sensing device |
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2012
- 2012-10-11 CN CN201210383203.4A patent/CN103729606B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110133891A1 (en) * | 2009-12-07 | 2011-06-09 | Krug William P | Methods and systems for real time rfid locating onboard an aircraft |
| CN202362796U (en) * | 2011-10-13 | 2012-08-01 | 刘台华 | Management device using wireless sensing device |
| CN102419813A (en) * | 2011-12-02 | 2012-04-18 | 中天日立射频电缆有限公司 | Wireless identification and positioning system based on leaky cable |
| TWM434996U (en) * | 2012-04-17 | 2012-08-01 | Epc Solutions Taiwan Inc | Device for detecting RF electronic tag with micro bend escaped wave |
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| Publication number | Publication date |
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| CN103729606B (en) | 2016-12-21 |
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