CN112002990A - 13.56MHz antenna - Google Patents
13.56MHz antenna Download PDFInfo
- Publication number
- CN112002990A CN112002990A CN202010877191.5A CN202010877191A CN112002990A CN 112002990 A CN112002990 A CN 112002990A CN 202010877191 A CN202010877191 A CN 202010877191A CN 112002990 A CN112002990 A CN 112002990A
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- antenna
- chip
- movable plate
- compartment
- winding
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- 238000004804 winding Methods 0.000 claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 230000000087 stabilizing effect Effects 0.000 abstract description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052802 copper Inorganic materials 0.000 abstract description 3
- 239000010949 copper Substances 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/2208—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems
- H01Q1/2216—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems used in interrogator/reader equipment
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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
- G06K7/10316—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 using at least one antenna particularly designed for interrogating the wireless record carriers
-
- 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
- G06K7/10316—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 using at least one antenna particularly designed for interrogating the wireless record carriers
- G06K7/10356—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 using at least one antenna particularly designed for interrogating the wireless record carriers using a plurality of antennas, e.g. configurations including means to resolve interference between the plurality of antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/061—Two dimensional planar arrays
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electromagnetism (AREA)
- General Health & Medical Sciences (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Near-Field Transmission Systems (AREA)
Abstract
The invention discloses a 13.56MHz antenna, which comprises a chip, an antenna winding wound on the chip and a placing box for placing a plurality of chips, wherein a plurality of compartments are arranged in the placing box, a stabilizing mechanism is arranged on each compartment, the stabilizing mechanism comprises a telescopic spring and a movable plate, one end of the telescopic spring is connected with the inner side surface of each compartment, the other end of the telescopic spring is connected with the movable plate, and the movable plate is positioned above the chip; the invention has the beneficial effects that: the chip is placed stably through the designed stabilizing mechanism, and the problem that the stability of the chip placed in the separation chamber is insufficient in the prior art is solved; the miniature antenna design adopts and pricks the wire winding more, adjusts the line interval, increases copper thickness, guarantees through many ways debugging that antenna inductance value is at 1.2-1.3uH to the power that realizes the antenna exerts to the biggest, and the antenna design of small area can make the field intensity outside the antenna central point less simultaneously, reduces the label that misreads the target label and is close to.
Description
Technical Field
The invention belongs to the technical field of RFID radio frequency communication, and particularly relates to a 13.56MHz antenna.
Background
Present goods are put, file administration, the distance that small-size equipment was put side by side is all relatively close, it is higher to the reading requirement degree of accuracy of label, generally speaking the great antenna power of volume is also bigger, the scope of reading is wider, target location is read by mistake very easily, reduce the antenna area simply, can lead to the power decline of antenna, can normally accomplish the data communication interaction of read write line and label, or can lead to the error rate that the label read to be high, for higher efficiency, read the nearer label of adjacent position more accurately, solve the misreading problem, improve label identification accuracy, accomplish high-power with less antenna area, high accuracy read-write label information, for this we provide a 13.56MHz antenna.
Disclosure of Invention
The invention aims to provide a 13.56MHz antenna, which has higher efficiency, more accurately reads a tag close to the adjacent position, solves the problem of misreading, improves the tag identification accuracy, and uses a smaller antenna area to realize high power and high accuracy reading and writing of tag information.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a 13.56MHz antenna, includes the chip, twines the antenna winding on the chip and supplies the box of placing that a plurality of chips were placed, the inside of placing the box is provided with a plurality of compartments, be provided with stabilizing mean on the compartment, this stabilizing mean includes expanding spring and fly leaf, expanding spring's one end and the medial surface of compartment are connected, and the other end is connected with the fly leaf, and the fly leaf is located the top of chip.
Preferably, the movable plate is of an isosceles trapezoid structure, and the long edge of the movable plate is connected with the telescopic spring.
Preferably, the telescopic springs are arranged in a plurality and are uniformly distributed.
Preferably, the antenna winding is a spirally wound rectangle, and the inductance value of the antenna winding is 1.2-1.3 uH.
Preferably, the antenna winding realizes the reading of the tag data by adjusting the matching of the improved differential pi-type coupling circuit, adjusting the mode of the receiving circuit and independently developed register parameter configuration software.
Compared with the prior art, the invention has the beneficial effects that:
(1) the chip is placed stably through the designed stabilizing mechanism, and the problem that the stability of the chip placed in the separation chamber is insufficient in the prior art is solved;
(2) the design of the miniature antenna adopts a plurality of bundles of wires, adjusts the wire spacing, increases the copper thickness, ensures the inductance value of the antenna to be 1.2-1.3uH through multi-direction debugging so as to realize the maximum power exertion of the antenna, and simultaneously, the design of the small-area antenna can ensure that the field intensity outside the central point of the antenna is smaller, thereby reducing the misreading of the labels adjacent to the target label;
(3) by adopting the specially-selected small-value inductor with large current and specific Q value, the low-loss transmission of the energy of the transmitting power of the antenna is realized, the antenna is ensured to achieve stable and sufficient transmitting power, and the accurate reading of the target tag data is further realized;
(4) the energy low-loss transmission of the transmitting power of the antenna is further improved by improving the matching of the differential pi-type coupling circuit;
(5) and stable tag data reading is realized by adjusting a receiving circuit and independently developed register parameter configuration software.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the structure of the region F in FIG. 1 according to the present invention;
FIG. 3 is a schematic cross-sectional view of the storage case of the present invention;
FIG. 4 is a circuit diagram of the present invention;
in the figure: 1. placing the box; 2. a chip; 3. a compartment; 4. an antenna winding; 5. a tension spring; 6. a movable plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the present invention provides a technical solution: a13.56 MHz antenna comprises a chip 2, an antenna coil 4 wound on the chip 2 and a placing box 1 for placing a plurality of chips 2, wherein a plurality of compartments 3 are arranged inside the placing box 1, a stabilizing mechanism is arranged on the compartments 3, the stabilizing mechanism comprises an expansion spring 5 and a movable plate 6, one end of the expansion spring 5 is connected with the inner side surface of the compartment 3, the other end is connected with the movable plate 6, and the movable plate 6 is positioned above the chip 2, when the chip 2 is placed in the compartment 3 provided in the placing box 1, the chip 2 is taken up, the chip 2 is pressed down horizontally, when the chip 2 is pressed down horizontally, the movable plate 6 is pressed, the movable plate 6 compresses the expansion spring 5 after being pressed, the compressed expansion spring 5 is reset when the chip 2 is pressed to the bottom in the compartment 3, and drive the movable plate 6 to press on the chip 2, so that the chip 2 is placed stably, and the problem that the chip 2 is not stably placed in the separation chamber 3 in the prior art is solved.
In this embodiment, preferred, fly leaf 6 is isosceles trapezoid structure, and the long limit and the expanding spring 5 of fly leaf 6 are connected, and when chip 2 placed, pick up chip 2, push down chip 2 level, and when chip 2 level pushed down, exert pressure to trapezoidal fly leaf 6 for chip 2 level pushes down more conveniently.
In this embodiment, preferably, a plurality of extension springs 5 are provided, and the plurality of extension springs 5 are uniformly distributed, so that the extension effect of the extension springs 5 is better exerted.
In this embodiment, preferably, the antenna winding 4 is a spirally wound rectangle, and when the antenna can accurately read the target tag data, a predetermined power needs to be reached, and since the volume of the antenna is small, it is difficult to reach the data of the readable tag, the antenna winding is increased in a multi-winding manner, the wire spacing is adjusted, the copper thickness is increased, and the inductance value of the antenna winding 4 is 1.2-1.3uH, so as to maximize the power of the antenna, and meanwhile, the small-area antenna design can make the field intensity outside the center point of the antenna small, and reduce the tag adjacent to the target tag from being misread; by adopting the specially selected small-value inductor with the large current and the specific Q value, the low-loss transmission of the energy of the transmitting power of the antenna is realized, the antenna is ensured to achieve stable and sufficient transmitting power, and the accurate reading of the target tag data is further realized.
In this embodiment, preferably, the antenna winding 4 reads the tag data by adjusting the matching of the improved differential pi-type coupling circuit, adjusting the manner of the receiving circuit, and the autonomously developed register parameter configuration software, and further improves the energy low-loss transmission of the transmitting power of the antenna by adjusting the matching of the improved differential pi-type coupling circuit, and adjusts the manner of the receiving circuit and the autonomously developed register parameter configuration software, and thus, reads the tag data.
The working principle and the using process of the invention are as follows: with 4 spiral windings of rectangle antenna winding on chip 2, chip 2 is placed when placing the inside compartment 3 that sets up of box 1, take up chip 2, push down chip 2 level, when chip 2 level pushes down, exert pressure to fly leaf 6, compress expanding spring 5 after fly leaf 6 is compressed, when chip 2 pushes down to the bottom in the compartment 3, the expanding spring 5 of compressed resets, and drive fly leaf 6 and press on chip 2, make chip 2 place firmly, when needs use the antenna, take out chip 2 from the compartment 3.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. 13.56MHz antenna, including chip (2), twine antenna circle (4) on chip (2) and supply the box (1) of placing that a plurality of chips (2) were placed, the inside of placing box (1) is provided with a plurality of compartments (3), its characterized in that: be provided with firm mechanism on compartment (3), this firm mechanism includes expanding spring (5) and fly leaf (6), the medial surface of one end and compartment (3) of expanding spring (5) is connected, and the other end is connected with fly leaf (6), and fly leaf (6) are located the top of chip (2).
2. A 13.56MHz antenna according to claim 1, wherein: the movable plate (6) is of an isosceles trapezoid structure, and the long edge of the movable plate (6) is connected with the telescopic spring (5).
3. A 13.56MHz antenna according to claim 1, wherein: the telescopic springs (5) are arranged in a plurality of numbers, and the plurality of telescopic springs (5) are uniformly distributed.
4. A 13.56MHz antenna according to claim 1, wherein: the antenna winding (4) is in a spirally wound rectangle shape, and the inductance value of the antenna winding (4) is 1.2-1.3 uH.
5. A13.56 MHz antenna according to claim 4, wherein: the antenna winding (4) realizes the reading of the tag data by adjusting the matching of the improved differential pi-type coupling circuit, adjusting the mode of the receiving circuit and independently developed register parameter configuration software.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010877191.5A CN112002990A (en) | 2020-08-27 | 2020-08-27 | 13.56MHz antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010877191.5A CN112002990A (en) | 2020-08-27 | 2020-08-27 | 13.56MHz antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112002990A true CN112002990A (en) | 2020-11-27 |
Family
ID=73471164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010877191.5A Pending CN112002990A (en) | 2020-08-27 | 2020-08-27 | 13.56MHz antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112002990A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102651084A (en) * | 2012-04-14 | 2012-08-29 | 上海祯显电子科技有限公司 | High-frequency intelligent label chip with built-in antenna |
| CN103632190A (en) * | 2013-11-15 | 2014-03-12 | 成都北岸科技有限公司 | Multi-frequency electronic tag |
| CN103632191A (en) * | 2013-11-15 | 2014-03-12 | 成都北岸科技有限公司 | Impact-resistant electronic tag |
| EP2948247A2 (en) * | 2013-01-23 | 2015-12-02 | Cryogatt Systems Limited | Rfid tag |
| US20160223516A1 (en) * | 2015-01-30 | 2016-08-04 | Fujifilm Corporation | Measurement apparatus |
| CN209625259U (en) * | 2019-05-14 | 2019-11-12 | 天津瑄广科技有限公司 | A kind of high temperature resistant laundry slip |
| CN110503175A (en) * | 2019-08-24 | 2019-11-26 | 江苏富联通讯技术有限公司 | A kind of electronic asset tags based on low-power consumption bluetooth |
-
2020
- 2020-08-27 CN CN202010877191.5A patent/CN112002990A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102651084A (en) * | 2012-04-14 | 2012-08-29 | 上海祯显电子科技有限公司 | High-frequency intelligent label chip with built-in antenna |
| EP2948247A2 (en) * | 2013-01-23 | 2015-12-02 | Cryogatt Systems Limited | Rfid tag |
| CN103632190A (en) * | 2013-11-15 | 2014-03-12 | 成都北岸科技有限公司 | Multi-frequency electronic tag |
| CN103632191A (en) * | 2013-11-15 | 2014-03-12 | 成都北岸科技有限公司 | Impact-resistant electronic tag |
| US20160223516A1 (en) * | 2015-01-30 | 2016-08-04 | Fujifilm Corporation | Measurement apparatus |
| CN209625259U (en) * | 2019-05-14 | 2019-11-12 | 天津瑄广科技有限公司 | A kind of high temperature resistant laundry slip |
| CN110503175A (en) * | 2019-08-24 | 2019-11-26 | 江苏富联通讯技术有限公司 | A kind of electronic asset tags based on low-power consumption bluetooth |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201127 |
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| RJ01 | Rejection of invention patent application after publication |