Electronic tag with symmetrical antennas

Abstract

The utility model relates to the field of electronic tags, and discloses an electronic tag with symmetrical antennas. The antenna comprises a first polymer layer, a first adhesive layer, a symmetrical antenna layer, a second adhesive layer and a second polymer layer, the lower surface of the first polymer layer is provided with the first adhesive layer, the upper surface of the second polymer layer is provided with the second adhesive layer, the upper surface of the symmetrical antenna layer is connected with the first adhesive layer, and the lower surface of the symmetrical antenna layer is connected with the second adhesive layer. The first polymer layer with the first adhesive layer and the second polymer layer with the second adhesive layer cover the symmetrical antenna layer, and the periphery of the symmetrical antenna layer is sealed by the first adhesive layer and the second adhesive layer. According to the design of the electronic tag, the first polymer layer, the first adhesive layer, the symmetrical antenna layer, the second adhesive layer and the second polymer layer are adopted, the sealing performance, the bending resistance, the environmental protection, the radio frequency identification effect, the waterproofness and the like of the electronic tag can be effectively improved, and the transparent polymer layers are further arranged, so that objects cannot be blocked easily. The electronic tag can also reduce energy consumption.

Description

Technical Field

[0001] The utility model relates to the technical field of electronic tags, in particular to an electronic tag with a symmetrical antenna. Background Art

[0002] Electronic radio frequency products are increasingly used in people's lives, and people feel the convenience brought by electronic radio frequency products in their lives and work. Among them, RFID radio frequency identification products are an important product among electronic radio frequency products. RFID radio frequency identification is a non-contact automatic identification technology that automatically identifies the target object and obtains relevant data through radio frequency signals. Generally, electronic tags on the market are opaque, thick, and large in size. When placed on an object, it affects the visual effect of the object. In addition, the labels on the market often encounter moisture or wrinkles, which can easily lose the function of the electronic tags. These electronic tags have problems such as poor sealing, easy bending and damage, and poor radio frequency identification effect.

[0003] Therefore, in view of the above problems, the existing electronic tags need to be further improved. Utility Model Content

[0004] The purpose of the utility model is to overcome the shortcomings of existing electronic tags, such as poor sealing, easy bending and damage, large size, easy to block objects and poor radio frequency identification effect. Through the design of the electronic tag, the first polymer layer, the first glue layer, the symmetrical antenna layer, the second glue layer and the second polymer layer are adopted, which can effectively improve the sealing, bending resistance, environmental protection, radio frequency identification effect and waterproofness of the electronic tag, and the transparent polymer layer can achieve the effect of not easily blocking objects; the nylon layer is adopted, and then combined with the effect of 3M double-sided adhesive (strong glue), the electronic tag has a good sealing effect and dustproof effect; the symmetrical antenna layer is adopted, which can better identify radio frequency signals and transceiver signals, and the symmetrical antenna can receive and transmit signals in a balanced manner; the PET aluminum film is adopted, combined with the etching aluminum technology, the PET aluminum film antenna can be better made according to the design drawing; and the ultrasonic cutting technology is adopted, which can effectively make the edges and corners of the electronic tag well integrated, and the edges will not be opened by water washing, which is non-toxic and harmless to the human body and durable.

[0005] The technical solution of the utility model is as follows:

[0006] An electronic tag with a symmetrical antenna, the electronic tag with a symmetrical antenna comprising: a first polymer layer, a first adhesive layer, a symmetrical antenna layer, a second adhesive layer and a second polymer layer, the first adhesive layer being provided on the lower surface of the first polymer layer, the second adhesive layer being provided on the upper surface of the second polymer layer, the upper surface of the symmetrical antenna layer being connected to the first adhesive layer, the lower surface of the symmetrical antenna layer being connected to the second adhesive layer, the first polymer layer with the first adhesive layer and the second polymer layer with the second adhesive layer covering the symmetrical antenna layer, and the four sides of the symmetrical antenna layer being sealed by the first adhesive layer and the second adhesive layer.

[0007] Further, the symmetrical antenna layer includes a first square plate, a first n-type line, a first oblique connecting line, a second square plate, a second n-type line, a second oblique connecting line, a square line, a driving chip, a first chip interface and a second chip interface. A notch is provided on the square line, and the notch is arranged on the midline of the square line. One side of the notch is set as the first chip interface, and the other side of the notch is set as the second chip interface. The first chip interface and the second chip interface are separated from each other. The first chip interface is electrically connected to one end of the driving chip, and the second chip interface is electrically connected to the other end of the driving chip. One end of the first square plate is connected to one end of the first n-type line, and the other end of the first n-type line is connected to the first oblique connecting line, and the other end of the first oblique connecting line is connected to one end of the square line. One end of the second square plate is connected to one end of the second n-type line, and the other end of the second n-type line is connected to the second oblique connecting line, and the other end of the second oblique connecting line is connected to the other end of the square line. The first square plate, the first n-type line, the first oblique connecting line, the second square plate, the second n-type line and the second oblique connecting line are symmetrically arranged around the midline of the square line.

[0008] Furthermore, the line widths of the first square plate and the second square plate are greater than the line width of the square line.

[0009] Furthermore, the line widths of the first n-type line, the first oblique connecting line, the second n-type line, the second oblique connecting line and the square line are all the same.

[0010] Furthermore, the first square plate, the first n-type wire, the first oblique connecting wire, the second square plate, the second n-type wire, the second oblique connecting wire, the square wire, the first chip interface and the second chip interface are all PET aluminum films.

[0011] Furthermore, the driving chip is an ultra-high frequency driving chip.

[0012] Furthermore, the first square plate, the first n-type wire, the first oblique connecting wire, the second square plate, the second n-type wire, the second oblique connecting wire, the square wire, the first chip interface and the second chip interface are all integrally formed.

[0013] Furthermore, the first square plate, the first n-type line, the first oblique connecting line, the second square plate, the second n-type line, the second oblique connecting line, the square line, the first chip interface and the second chip interface are all made by aluminum etching technology.

[0014] Furthermore, the first polymer layer is made of nylon.

[0015] Furthermore, the second polymer layer is made of nylon.

[0016] Furthermore, the first adhesive layer and the second adhesive layer are both made of 3M double-sided adhesive.

[0017] Furthermore, the driver chip is a KX2005X chip.

[0018] Furthermore, the first polymer layer, the first adhesive layer, the second adhesive layer and the second polymer layer are all square in shape, and the first polymer layer, the first adhesive layer, the second adhesive layer and the second polymer layer are the same in size, and the sizes of the first polymer layer, the first adhesive layer, the second adhesive layer and the second polymer layer are larger than the size of the symmetrical antenna layer.

[0019] Furthermore, the electronic tag is an ultrasonically cut electronic tag.

[0020] With such a configuration, ultrasonic cutting of the electronic tag is adopted, so that the electronic tag has the required shape and other specifications, and at the same time, the edges and corners of the electronic tag can be well integrated.

[0021] Beneficial Effects

[0022] The utility model adopts the first polymer layer, the first adhesive layer, the symmetrical antenna layer, the second adhesive layer and the second polymer layer through the design of the electronic tag, which can effectively improve the sealing, bending resistance, environmental protection, radio frequency identification effect and waterproofness of the electronic tag, and the transparent polymer layer can realize that it is not easy to block objects, etc.; the nylon layer is adopted, and the effect of 3M double-sided adhesive (strong adhesive) is combined, so that the electronic tag has a good sealing effect and dustproof effect, etc.; the symmetrical antenna layer is adopted, and the radio frequency signal and the receiving and transmitting signal can be better identified, and the symmetrical antenna can receive and transmit signals in a balanced manner; the PET aluminum film is adopted, and the etching aluminum technology is combined, so that the PET aluminum film antenna can be better manufactured according to the design drawing; and the ultrasonic cutting technology is adopted, so that the edges and corners of the electronic tag can be effectively integrated, and the edges will not be opened by water washing, and it is non-toxic and harmless to the human body and durable. The electronic tag can also reduce energy consumption, etc. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 The utility model is a schematic diagram of the structure of an electronic tag with a symmetrical antenna.

[0024] Figure 2 The utility model is a schematic diagram of the structure of a symmetrical antenna layer of an electronic tag with a symmetrical antenna.

[0025] Figure numbers: 01, first polymer layer; 02, first glue layer; 03, symmetrical antenna layer; 04, second glue layer; 05, second polymer layer; 1, square plate; 2, square line; 3, driver chip; 4, n-type line; 5, oblique connecting line. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-Figure 2 As shown, the utility model provides an electronic tag with a symmetrical antenna, which includes: a first polymer layer 01, a first adhesive layer 02, a symmetrical antenna layer 03, a second adhesive layer 04 and a second polymer layer 05. The lower surface of the first polymer layer 01 is provided with the first adhesive layer 02, the upper surface of the second polymer layer 05 is provided with the second adhesive layer 04, the upper surface of the symmetrical antenna layer 03 is connected to the first adhesive layer 02, and the lower surface of the symmetrical antenna layer 03 is connected to the second adhesive layer 04. The first polymer layer 01 with the first adhesive layer 02 and the second polymer layer 05 with the second adhesive layer 04 cover the symmetrical antenna layer 03, and the four sides of the symmetrical antenna layer 03 are sealed by the first adhesive layer 02 and the second adhesive layer 04; the first polymer layer 01 is made of nylon, the second polymer layer 05 is made of nylon, and the first adhesive layer 02 and the second adhesive layer 04 are both made of 3M double-sided adhesive;

[0028] Among them, the symmetrical antenna layer 03 includes a first square plate 1, a first n-type wire 4, a first oblique connecting wire 5, a second square plate 1, a second n-type wire 4, a second oblique connecting wire 5, a square wire 2, a driving chip 3, a first chip interface and a second chip interface. The driving chip 3 selects an ultra-high frequency driving chip, and the model of the driving chip 3 is a chip of KX2005X. A notch is provided on the square wire 2, and the notch is arranged on the midline of the square wire 2. One side of the notch is set as the first chip interface, and the other side of the notch is set as the second chip interface. The first chip interface and the second chip interface are separated from each other. The first chip interface is electrically connected to one end of the driving chip 3, and the second chip interface is electrically connected to the other end of the driving chip 3. One end of the first square plate 1 is connected to one end of the first n-type wire 4, and the first n-type The other end of the line 4 is connected to the first oblique connecting line 5, the other end of the first oblique connecting line 5 is connected to one end of the square line 2, one end of the second square plate 1 is connected to one end of the second n-type line 4, the other end of the second n-type line 4 is connected to the second oblique connecting line 5, the other end of the second oblique connecting line 5 is connected to the other end of the square line 2, the first square plate 1, the first n-type line 4, the first oblique connecting line 5, the second square plate 1, the second n-type line 4 and the second oblique connecting line 5 are symmetrically arranged with respect to the midline of the square line 2; the line widths of the first square plate 1 and the second square plate 1 are greater than the line widths of the square line 2, preferably: the line widths of the first square plate 1 and the second square plate 1 are 5 times the line widths of the square line 2; the line widths of the first n-type line 4, the first oblique connecting line 5, the second n-type line 4, the second oblique connecting line 5 and the square line 2 are all the same;

[0029] Among them, the first square plate 1, the first n-type wire 4, the first oblique connecting wire 5, the second square plate 1, the second n-type wire 4, the second oblique connecting wire 5, the square wire 2, the first chip interface and the second chip interface are all PET aluminum film; and the first square plate 1, the first n-type wire 4, the first oblique connecting wire 5, the second square plate 1, the second n-type wire 4, the second oblique connecting wire 5, the square wire 2, the first chip interface and the second chip interface are all integrally formed; and the first square plate 1, the first n-type wire 4, the first oblique connecting wire 5, the second square plate 1, the second n-type wire 4, the second oblique connecting wire 5, the square wire 2, the first chip interface and the second chip interface are all made by aluminum etching technology.

[0030] Among them, the first polymer layer 01, the first adhesive layer 02, the second adhesive layer 04 and the second polymer layer 05 are all square in shape, and the sizes of the first polymer layer 01, the first adhesive layer 02, the second adhesive layer 04 and the second polymer layer 05 are the same, and the sizes of the first polymer layer 01, the first adhesive layer 02, the second adhesive layer 04 and the second polymer layer 05 are larger than the size of the symmetrical antenna layer 03.

[0031] The electronic tag is an ultrasonically cut electronic tag.

[0032] With such a configuration, ultrasonic cutting of the electronic tag is adopted, so that the electronic tag has the required shape and other specifications, and at the same time, the edges and corners of the electronic tag can be well integrated.

[0033] The specific implementation principle of the utility model is as follows: a PET aluminum film (optionally 300 μm thick) is selected, and according to the layout of the symmetrical antenna, the aspect ratio of the symmetrical antenna is 5:3, and an aluminum etching technology is used to etch an integrated symmetrical antenna on the PET aluminum film, wherein the square plate selects a rectangular antenna plate, and the four vertex corners of the rectangular antenna plate are all chamfered, two n-type lines are selected here, and are symmetrically arranged, and the angle between the oblique connecting line and the horizontal line is selected to be 15°-30°, and then the driving chip is welded to the first chip interface and the second chip interface to produce a symmetrical antenna layer; a nylon layer with 3M double-sided tape (optionally 200 μm thick) is used, and the symmetrical antenna layer is pasted thereon, and then the nylon layer with 3M double-sided tape (optionally 200 μm thick) is pasted on the symmetrical antenna layer, and then compacted to make it bonded; finally, an ultrasonic cutting machine is used to cut the electronic tags of the required specifications.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An electronic tag with a symmetrical antenna, characterized in that: The electronic tag of the symmetrical antenna comprises: a first polymer layer, a first glue layer, a symmetrical antenna layer, a second glue layer and a second polymer layer, wherein the first glue layer is disposed on the lower surface of the first polymer layer, the second glue layer is disposed on the upper surface of the second polymer layer, the upper surface of the symmetrical antenna layer is connected to the first glue layer, the lower surface of the symmetrical antenna layer is connected to the second glue layer, the first polymer layer with the first glue layer and the second polymer layer with the second glue layer cover the symmetrical antenna layer, and the first glue layer and the second glue layer are sealed around the symmetrical antenna layer; Wherein, the symmetrical antenna layer includes a first square plate, a first n-type line, a first oblique connecting line, a second square plate, a second n-type line, a second oblique connecting line, a square line, a driving chip, a first chip interface and a second chip interface, a notch is provided on the square line, and the notch is arranged on the midline of the square line, one side of the notch is set as the first chip interface, and the other side of the notch is set as the second chip interface, the first chip interface and the second chip interface are separated from each other, the first chip interface is electrically connected to one end of the driving chip, and the second chip interface is electrically connected to the other end of the driving chip, one end of the first square plate is connected to one end of the first n-type line, the other end of the first n-type line is connected to the first oblique connecting line, the other end of the first oblique connecting line is connected to one end of the square line, one end of the second square plate is connected to one end of the second n-type line, the other end of the second n-type line is connected to the second oblique connecting line, and the other end of the second oblique connecting line is connected to the other end of the square line, and the first square plate, the first n-type line, the first oblique connecting line, the second square plate, the second n-type line and the second oblique connecting line are symmetrically arranged around the midline of the square line; Wherein, the first adhesive layer and the second adhesive layer are both 3M double-sided adhesive; Wherein, the driving chip is an ultra-high frequency driving chip; The driver chip is of model KX2005X.

2. The electronic tag with a symmetrical antenna according to claim 1, characterized in that: The line widths of the first square plate and the second square plate are greater than the line width of the square line.

3. The electronic tag with a symmetrical antenna according to claim 1, characterized in that: The line widths of the first n-type line, the first oblique connecting line, the second n-type line, the second oblique connecting line and the square line are all the same.

4. The electronic tag with a symmetrical antenna according to claim 1, characterized in that: The first square plate, the first n-type wire, the first oblique connecting wire, the second square plate, the second n-type wire, the second oblique connecting wire, the square wire, the first chip interface and the second chip interface are all PET aluminum films.

5. The electronic tag with a symmetrical antenna according to claim 4, characterized in that: The first square plate, the first n-type wire, the first oblique connecting wire, the second square plate, the second n-type wire, the second oblique connecting wire, the square wire, the first chip interface and the second chip interface are all integrally formed.

6. The electronic tag with a symmetrical antenna according to claim 5, characterized in that: The first square plate, the first n-type line, the first oblique connecting line, the second square plate, the second n-type line, the second oblique connecting line, the square line, the first chip interface and the second chip interface are all made by aluminum etching technology.

7. The electronic tag with a symmetrical antenna according to claim 1, characterized in that: The first polymer layer is made of nylon.

8. The electronic tag with a symmetrical antenna according to claim 7, characterized in that: The second polymer layer is made of nylon.

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