CN219609663U - Anti-overlapping RFID label - Google Patents

Abstract

The utility model discloses an anti-overlapping RFID tag, and relates to the technical field of RFID tags; the utility model comprises thick paper sheets, wherein a cavity is formed in each thick paper sheet, a coil is arranged on the inner wall of each cavity, each coil is made of copper metal materials, the surfaces of the coils are subjected to polishing and film plating treatment, the surfaces of the coils are subjected to silver metal film plating treatment, the thick paper sheets are made of coated paper, and a plurality of wire bending parts are arranged on the upper surface and the lower surface of each coil; the coil, the wire bent part, the conductive circuit and the single wire guide which are added with the length and folded into multiple sections are adopted, so that the tag can have enough antenna width and length so as to receive clear signals, the chip energy consumption can be greatly reduced by adopting the single wire guide, and the chip can also adopt the chip with bottom power consumption, so that the signal can be effectively received and transmitted.

Description

Anti-overlapping RFID label

Technical Field

The utility model relates to the technical field of RFID labels, in particular to an anti-overlapping RFID label.

Background

RFID is a wireless system which uses wireless radio frequency mode to make non-contact bidirectional data transmission between reader and radio frequency card so as to attain the goal of target identification and data exchange.

In order to better know various information attached to the inside of the tag when the RFID tag is manufactured, RFID equipment is installed in the tag content, so that the RFID tag realizes electronic informatization.

However, the group-reading tag for conventional asset management cannot meet the requirement of realizing 100% reading under dense group-reading of multiple tags (50-100 tags) with the spacing less than 2mm no matter the foreign chip or the domestic chip is adopted, and mainly because the multiple tags are mutually inductive after the dense multiple tags of the conventional tag are stacked, the risk of shielding the adjacent chips exists in the loop area of the adjacent tag, so that the field intensity stacking is changed, the impedance mismatch is caused, and the tag performance is seriously weakened. Therefore, the existing RFID tag cannot develop an emerging market, and the product competitiveness is not high.

In view of the above problems, the inventors propose an anti-overlapping RFID tag for solving the above problems.

Disclosure of Invention

In order to solve the problems that a plurality of tags of the existing RFID tag are mutually inductive, adjacent tags have the risk of shielding adjacent chips, so that field intensity stacking is changed, impedance mismatch is caused, and tag performance is seriously weakened; the utility model aims to provide an anti-overlapping RFID tag.

In order to solve the technical problems, the utility model adopts the following technical scheme: an anti-overlapping RFID tag comprises a thick paper sheet, wherein a cavity is formed in the thick paper sheet, a coil is placed on the inner wall of the cavity, the coil is made of copper metal materials, the surface of the coil is subjected to polishing coating treatment, the surface of the coil is subjected to silver metal coating treatment, the thick paper sheet is made of coated paper, and a plurality of wire bent parts are arranged on the upper surface and the lower surface of the coil;

the coil is characterized in that a conductive line is arranged above the coil, a plurality of folding openings are formed in the conductive line through folding, a loop-free area is arranged in the center of the conductive line, a single wire is adopted as a main body in the loop-free area, and a tag chip is electrically connected above the single wire.

Preferably, the lower surface fixedly connected with viscose piece of thick paper piece, the lower surface of viscose piece is pasted and is had the glue film, the upper surface fixedly connected with label information paster of thick paper piece, the upper surface of label information paster is printed with product information.

Compared with the prior art, the utility model has the beneficial effects that:

1. the tag can have enough antenna width and length by adopting the coil, the wire bent part, the conductive circuit and the single wire guide with increased length and folded multi-section, so that clear signals can be received, the chip can greatly reduce the chip energy consumption by adopting the single wire guide, and the chip is also a bottom power consumption chip, so that the signals can be effectively received and transmitted;

2. through the viscose piece to can make the thick scraps of paper carry out stable pasting fixedly with the article of connection when using, through setting up label information paster, thereby can be convenient for personnel direct viewing know RFID label's basic information condition.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic front view of the present utility model.

FIG. 3 is an enlarged schematic top view of a thick paper sheet of the present utility model.

Fig. 4 is a schematic diagram of a coil of the present utility model.

Fig. 5 is a schematic side cross-sectional view of a coil of the present utility model.

Fig. 6 is a schematic top view of the conductive circuit of the present utility model.

Fig. 7 is a schematic front view of a conductive trace of the present utility model.

In the figure: 1. thick paper sheets; 2. a coil; 201. a wire bending portion; 3. a conductive line; 4. a folding opening; 5. a loop-free zone; 6. a single wire guide; 7. a tag chip; 8. an adhesive sheet; 9. and (3) labeling the information patch.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one: as shown in fig. 1-4, the utility model provides an anti-overlapping RFID tag, which comprises a thick paper sheet 1, the thick paper sheet 1 is made of coated paper, a cavity is reserved in the thick paper sheet 1, the reserved cavity can be used for installing an internal RFID tag structure, the cavity is formed in the thick paper sheet 1, a coil 2 is placed on the inner wall of the cavity, the coil 2 is made of copper metal materials, the surface is subjected to polishing coating treatment, the surface of the coil 2 is subjected to silver metal coating treatment, a plurality of wire bent parts 201 are respectively arranged on the upper surface and the lower surface of the coil 2, a conductive line 3 is placed above the coil 2, a plurality of folding openings 4 are formed by folding the conductive line 3, the conductive line 3 is made of a resin matrix of filler type conductive adhesive, a loop-free area 5 is arranged in the inner center of the conductive line 3, a single wire guide 6 is used as a main body, a tag chip 7 is electrically connected above the single wire guide 6, the tag can have a sufficient antenna width and length so as to be capable of receiving signals, the chip can be greatly reduced, the chip can be directly connected with the surface of the adhesive layer 1 by the chip through the adhesive layer 9, and the surface of the adhesive layer is directly connected with the surface of the adhesive sheet 1, and the surface of the tag is convenient for the tag is fixed by the surface of the adhesive sheet 1, and the information can be directly printed on the surface of the tag is fixed by the surface of the adhesive sheet 1.

Through adopting above-mentioned technical scheme, during the use, the user can make the label receive clear signal and carry out signal processing that sends through setting up coil 2 and the conductive line 3 of increase length, adopt to bend coil 2 and handle, let the holistic length increase of coil 2, and the label can not increase too much thickness, make this RFID label can also can not appear accepting the condition that the signal is unclear when overlapping and appear, then single line leads 6 can reduce the produced energy consumption when the chip uses, and then make the energy consumption of chip further reduce, and this label adopts passive label, can receive and transmit signal effectively.

Through adopting above technical scheme, can make the inside chip of this label still can carry out fine data information transmission when overlapping with other RFID labels to reach the effect of anti overlapping RFID label.

Embodiment two: as shown in fig. 3, the coil 2 may be subjected to surface coating treatment, a gold foil layer is coated on the surface, and the gold foil layer is coated after the coil 2 is bent and passed through the wire bending portion 201, where the tag chip 7 may be a SoC single chip of a low-power-consumption and high-performance 2.4GHz tag system designed for the active RFID market in China, and an embedded 2.45GHz wireless radio frequency transmitter module, a 128-time programmable NVM memory module, an automatic transmission controller module, and the like are integrated.

By adopting the technical scheme, the RFID tag has the effects of anti-overlapping and anti-interference, and further the service performance of the RFID tag is improved, so that the RFID tag has the potential of developing and increasing new markets.

Working principle: when the RFID tag is used, firstly, personnel can paste the RFID tag with an external tag object through the sticky film 8 fixed on the lower surface of the thick paper sheet 1, so that the RFID tag is pasted and fixed with a corresponding product, and basic information of the tag can be displayed for the personnel through the tag information patch 9;

when the RFID tag is used, the coil 2 arranged inside can enable the whole length of the coil 2 to be increased through the wire bending part 201, the conductive circuit 3 arranged on the tag also forms a plurality of folding openings 4 in a folding mode, the length of the conductive circuit 3 is further increased accordingly, and the RFID tag is matched with the bottom power consumption transmission of the single wire guide 6 and the bottom power consumption of the tag chip 7 for use, so that the effects of conveniently receiving clear signals and effectively receiving and transmitting the signals are achieved.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims (6)

1. An anti-overlapping RFID tag comprising a thick sheet of paper (1), characterized in that: a cavity is formed in the thick paper sheet (1), a coil (2) is placed on the inner wall of the cavity, and a plurality of wire bending parts (201) are arranged on the upper surface and the lower surface of the coil (2);

the coil is characterized in that a conductive circuit (3) is arranged above the coil (2), the conductive circuit (3) is folded to form a plurality of folding openings (4), a loop-free area (5) is arranged in the center of the inside of the conductive circuit (3), the loop-free area (5) adopts a single wire guide (6) as a main body, and a tag chip (7) is electrically connected above the single wire guide (6).

2. An anti-overlapping RFID tag according to claim 1, characterized in that the coil (2) is made of copper metal material and the surface is subjected to a polishing coating treatment.

3. An anti-overlapping RFID tag according to claim 2, characterized in that the surface of the coil (2) is treated with a silver metal coating.

4. An anti-overlapping RFID tag according to claim 1, characterized in that the thick paper sheet (1) is made of coated paper.

5. An anti-overlapping RFID tag according to claim 1, wherein the lower surface of the thick paper sheet (1) is fixedly connected with an adhesive sheet (8), and the lower surface of the adhesive sheet (8) is adhered with an adhesive layer.

6. An anti-overlapping RFID tag according to claim 1, wherein a tag information patch (9) is fixedly connected to the upper surface of the thick paper sheet (1), and product information is printed on the upper surface of the tag information patch (9).