WO2007006183A1

WO2007006183A1 - Soft label with high precision

Info

Publication number: WO2007006183A1
Application number: PCT/CN2005/001164
Authority: WO
Inventors: Guangwei Huang; Zonghang Huang
Original assignee: Guangwei Huang; Zonghang Huang
Priority date: 2005-07-07
Filing date: 2005-08-01
Publication date: 2007-01-18
Also published as: DE212005000079U1; RU74725U1

Abstract

A soft label with circuits in double sides whose base (2) consists of an insulation film (21) and conducting layers (22, 23). The conducting layers are formed on the first face and the second face of the insulation film (21), respectively. The said conducting layers (22, 23) have decoding circuit formed of capacitor (221), conducting wire (222) and decoding point (223). Both the conducting layers (22,23) have loop coiled with conducting wire (222).

Description

High precision soft label technology field:

The utility model relates to the technical field of anti-theft devices, in particular to a high-precision soft label. Background technique:

At present, there are many anti-theft alarm devices on the market, there are mechanical anti-theft alarm devices, and there are electronic anti-theft alarm devices. The existing anti-theft alarm devices are bulky, complicated in structure, easy to malfunction, and easily hacked to crack the device and lose the anti-theft alarm function.

Based on the above situation, some manufacturers have invented a safe electronic soft label that can not be revived after decoding. It is generally embedded in a paper tag. The material of the product is soft and difficult to be found when used. The electronic soft label has a structure in which a conductive layer is respectively disposed on the first surface and the second surface of the insulating film layer, and the conductive layer has a decoding circuit composed of a capacitor, a wire, a decoding point, and the like; wherein the capacitor It is located in the middle of the coil composed of the wires, and the connection points of the upper and lower circuits are located at the periphery of the coil. Therefore, the distance between the coils is reduced, which affects the inductance of the coil and affects the sensitivity of the electronic tag. Utility model content:

The object of the present invention is to provide a high-precision soft label, which solves the technical problem that the capacitance of the existing electronic soft label is located in the middle of the coil formed by the wire, so that the distance between the coils is reduced, affecting the inductance of the coil, and the technical problem is improved. Product accuracy.

In order to solve the above technical problems, the present invention is implemented as follows: A high-precision soft label, the base layer of the label is composed of an insulating film layer and a conductive layer respectively disposed on the first surface and the second surface of the insulating film layer, wherein the conductive layer has a capacitor, a wire and a decoding point thereon A decoding circuit is constructed, characterized in that the capacitor is located at the periphery of a coil composed of a wire.

The insulating film layer is a polyethylene film layer.

001毫米。 The thickness of the polyethylene film layer is 0. 015 +0. 001mm.

The conductive material used on the conductive layer is aluminum.

The conductive material used on the conductive layer is titanium.

The upper and lower conductive layer connection points are located at the center of the coil.

The decoding frequency of the decoding circuit is a transmission frequency of 8. 2 MHz.

A non-stick paper layer and a coated paper layer are respectively attached to both sides of the base layer.

With the above structure, the utility model has the following advantages:

1. The capacitor on the decoding circuit of the utility model is located at the periphery of the coil formed by the wire, so that the space between the coils becomes large, and the inductance of the coil is not affected, which improves the use precision of the product compared with the prior art.

2. The structure of the utility model is very simple, and the material cost and manufacturing cost are relatively low. BRIEF DESCRIPTION OF THE DRAWINGS:

1 is a schematic structural view of a preferred embodiment of the present invention.

2 is a schematic structural view of a decoding circuit on the upper conductive layer of the present invention.

3 is a schematic structural view of a decoding circuit on a lower conductive layer of the present invention.

In the picture: 1 non-stick paper layer; 2" ~ base layer

3—copper paper layer;

21—insulating film layer; 22—upper conductive layer;

23-lower conductive layer;

221—capacitor; 222—wire;

223—Decoding point and 224—the connection point of the upper and lower conductive layers. detailed description:

Please refer to FIG. 1 and FIG. 2, which are schematic structural diagrams of a high precision soft label of the present invention. As shown in the figure: It is a layered structure, which in turn consists of a non-stick paper layer 1, a base layer 2, and a coated paper layer 3. The base layer 2 is composed of an insulating film layer 21 and a conductive layer 22, 23 respectively disposed on the first surface and the second surface of the insulating film layer 21. The conductive layer 22, 23 has a capacitor 221 and a wire 222. A decoding circuit formed by the decoding point 223 and the connection point 224 of the upper and lower conductive layers 22, 23. In the decoding circuit, the capacitor 221 is located at the periphery of the coil formed by the wire 222, and the upper and lower conductive layer connection points 224 are located at the center of the coil.

The 001 leg is 0. 015 ± 0. 001 legs. The thickness of the film is 0. 015 ± 0. 001 legs.

The conductive material used on the conductive layers 22, 23 is aluminum or titanium.

When used, the above soft label can be embedded in a paper tag, which has certain concealment and soft material. When the tag of the electronic soft tag passes through the detection area with the product being sold, the 8.2 MHz RF detection system can perform the decoding by clicking on the decoding on the tag decoding circuit. The anti-theft detection is very convenient.

The above is only the preferred embodiment of the present invention and is not intended to limit the scope of implementation of the present invention. That is, the equivalent changes and modifications made by the content of the patent application scope of the present invention should be the technical scope of the present invention.

Claims

Rights request

A high-precision soft label, the base layer of the label is composed of an insulating film layer and a conductive layer respectively disposed on the first surface and the second surface of the insulating film layer, wherein the conductive layer has a capacitor, a wire and A decoding circuit comprising a decoding point, characterized in that: the capacitor is located at a periphery of a coil composed of a wire.

The high-precision soft label according to claim 1, wherein the insulating film layer is a polyethylene film layer.

O. 001+0. 001mm。 The thickness of the polyethylene film layer is 0. 015 +0. 001mm.

The high-precision soft label according to claim 1 or 2 or 3, wherein the conductive material used on the conductive layer is aluminum.

The high-precision soft label according to claim 1 or 2 or 3, wherein the conductive material used on the conductive layer is titanium.

The high-precision soft label according to claim 1 or 2 or 3, wherein the upper and lower conductive layer connection points are located at the center of the coil.

7. The high precision soft tag according to claim 1 or 2 or 3, wherein: the decoding circuit has a transmission frequency of 8.2 MHz.

The high-precision soft label according to claim 1 or 2 or 3, characterized in that: the non-stick paper layer and the coated paper layer are respectively attached to both sides of the base layer.