CN106887687A - Supermarket's commodity electronic labeling Symmetric Orthogonal folding line element antenna and its application method - Google Patents
Supermarket's commodity electronic labeling Symmetric Orthogonal folding line element antenna and its application method Download PDFInfo
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- CN106887687A CN106887687A CN201710185067.0A CN201710185067A CN106887687A CN 106887687 A CN106887687 A CN 106887687A CN 201710185067 A CN201710185067 A CN 201710185067A CN 106887687 A CN106887687 A CN 106887687A
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- 238000000034 method Methods 0.000 title claims abstract description 8
- 238000002372 labelling Methods 0.000 title 1
- 230000005855 radiation Effects 0.000 claims abstract description 23
- 239000000758 substrate Substances 0.000 claims abstract description 18
- 239000004020 conductor Substances 0.000 claims description 3
- 230000010354 integration Effects 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000005452 bending Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisions for transferring data to distant stations, e.g. from a sensing device
- G06K17/0029—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisions for transferring data to distant stations, e.g. from a sensing device the arrangement being specially adapted for wireless interrogation of grouped or bundled articles tagged with wireless record carriers
-
- 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
- H01Q1/2225—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 active tags, i.e. provided with its own power source or in passive tags, i.e. deriving power from RF signal
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Details Of Aerials (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
本发明涉及一种超市商品电子标签用正交对称弯折线振子天线及其使用方法,包括介质基片,在该介质基片一面上敷设有两组相互垂直的辐射片,与对称弯折线正交振子天线匹配好的标签芯片将直接接在相互垂直的辐射片的中心位置处。只要将标签芯片直接接在所述天线的馈电输入端上,而无需其它外接元器件,就能得到超高频射频识别标签。这样不仅可以极大地简化标签结构,提高标签的可靠性,增加识读率和识读距离,而且便于日后将标签芯片与天线的集成化,从而将大大地降低射频识别技术在超市商品中的应用成本。
The invention relates to an orthogonally symmetrical bent line vibrator antenna for supermarket commodity electronic tags and a method for using the same, comprising a dielectric substrate, two groups of mutually perpendicular radiation pieces are laid on one side of the dielectric substrate, and are perpendicular to the symmetrical bent line. The well-matched tag chip of the vibrator antenna will be directly connected to the center of the mutually perpendicular radiators. As long as the tag chip is directly connected to the feed input end of the antenna without other external components, an ultra-high frequency radio frequency identification tag can be obtained. This can not only greatly simplify the label structure, improve the reliability of the label, increase the reading rate and reading distance, but also facilitate the integration of the label chip and the antenna in the future, which will greatly reduce the application of radio frequency identification technology in supermarket products. cost.
Description
技术领域technical field
本发明属于电子元件技术领域,涉及一种超市商品电子标签用正交对称弯折线振子天线及其使用方法。The invention belongs to the technical field of electronic components, and relates to an orthogonally symmetrical bent line vibrator antenna for electronic tags of supermarket commodities and a method for using the same.
背景技术Background technique
超高频射频识别技术在超市商品电子标识中的应用成本主要是超市商品用超高频电子标签的成本,电子标签成本又主要决定于其天线的成本。目前,超市商品用超高频电子标签天线与标签芯片阻抗匹配性能不够理想,辐射不是立体全向,天线尺寸显得太大,不易于集成,导致标签的成本高和识读率降低,不利于射频识别技术在巨大的超市商品智能标识与管理领域中推广应用。The application cost of UHF radio frequency identification technology in the electronic identification of supermarket commodities is mainly the cost of UHF electronic tags for supermarket commodities, and the cost of electronic tags is mainly determined by the cost of its antenna. At present, the impedance matching performance between the UHF electronic tag antenna and the tag chip used in supermarkets is not ideal, the radiation is not three-dimensional and omnidirectional, the antenna size is too large, and it is not easy to integrate, resulting in high cost and low reading rate of the tag, which is not conducive to radio frequency Recognition technology is popularized and applied in the huge field of intelligent identification and management of supermarket commodities.
发明内容Contents of the invention
为了克服现有技术的上述缺点,本发明提供一种超市商品电子标签用正交对称弯折线振子天线及其使用方法,它具有超高频射频识别频率范围在860-960MHz内,易于与目前流行的射频识别用标签芯片匹配,辐射方向图具有立体全向性,而且具有轮廓低、体积小、重量轻、加工简单、易于集成等特点。In order to overcome the above-mentioned shortcomings of the prior art, the present invention provides an orthogonally symmetrical meander-line vibrator antenna for electronic tags of supermarket goods and its application method. The radio frequency identification is matched with the tag chip, and the radiation pattern has three-dimensional omnidirectionality, and has the characteristics of low profile, small size, light weight, simple processing, and easy integration.
本发明解决其技术问题所采用的技术方案是:一种超市商品电子标签用正交对称弯折线振子天线,包括介质基片,在该介质基片一面上敷设有两组相互垂直的辐射片,与对称弯折线正交振子天线匹配好的标签芯片将直接接在相互垂直的辐射片的中心位置处。The technical solution adopted by the present invention to solve the technical problem is: an orthogonal symmetrical meander line vibrator antenna for electronic tags of supermarket goods, including a dielectric substrate, and two groups of mutually perpendicular radiation sheets are laid on one side of the dielectric substrate. The tag chip that matches the symmetrical bent line orthogonal dipole antenna will be directly connected to the center of the mutually perpendicular radiators.
所述介质基片具有一定介电常数并呈正方形。The dielectric substrate has a certain dielectric constant and is square.
所述介质基片厚度大于辐射片厚度。The thickness of the dielectric substrate is greater than that of the radiation sheet.
所述介质基片四边尺寸大于辐射片尺寸。The size of the four sides of the dielectric substrate is larger than the size of the radiation sheet.
所述辐射片为良导体。The radiation sheet is a good conductor.
所述辐射片均为对称弯折线振子且形状为对称弯折矩形。The radiation pieces are all symmetrical bent line oscillators and are shaped as symmetrical bent rectangles.
所述两组弯折线辐射片相互垂直。The two groups of bending line radiation pieces are perpendicular to each other.
所述两组辐射片中心为馈电中心。The centers of the two groups of radiation sheets are the feeding centers.
一种超市商品电子标签用正交对称弯折线振子天线的使用方法,其使用步骤是:A method for using an orthogonal symmetric meander line dipole antenna for electronic tags of supermarket goods, the steps of which are as follows:
将与本天线匹配好的超市商品用电子标签芯片直接接在所述天线的中心馈电输入端上,而无需其它外接元器件,就能得到超市商品用超高频射频识别电子标签;将此电子标签贴于超市物品表面,再将此物品与标签置于与其兼容的读写器读写范围内,利用反射调制原理,读写器天线发出电磁波能量与信息,物品上的标签天线接收读写器发来的能量与信息,唤醒标签芯片按照读写器要求的相关指令工作,促使标签天线将事先储存于芯片中要回应的信息发射出去,读写器天线再接收此回应来的信息,并且对此信息进行处理,从而在与读写器连接的后台计算机屏幕上显示有关物品的信息,包括单价、数量和总价格等信息,顾客再通过包括用手机微信支付方式进行付款,达到超市物品采购不排队支付自动化。Connect the electronic label chip for supermarket goods matched with this antenna directly to the center feed input end of the antenna, without other external components, you can get the ultra-high frequency radio frequency identification electronic label for supermarket goods; The electronic label is attached to the surface of the supermarket item, and then the item and the label are placed within the reading and writing range of the compatible reader. Using the principle of reflection modulation, the antenna of the reader sends out electromagnetic wave energy and information, and the tag antenna on the item receives the reading and writing The energy and information sent by the reader wakes up the tag chip to work according to the relevant instructions required by the reader, prompting the tag antenna to transmit the information to be responded to that is stored in the chip in advance, and the reader antenna receives the response information, and This information is processed, so that the information about the item is displayed on the background computer screen connected to the reader, including information such as unit price, quantity, and total price, and the customer then pays by means of mobile phone WeChat payment to achieve the purchase of items in the supermarket. No queue payment automation.
所述读写器一般置于超市购物出口。The reader is generally placed at the shopping exit of the supermarket.
本发明的有益效果是:超市商品电子标签用对称弯折正交振子天线结构,集微带天线的诸多特点于一体,容易与目前流行的超市商品电子标签用系列芯片进行匹配,匹配性能比传统超高频电子标签天线的好,并且标签天线的辐射方向图为立体全向,可以极大提高识读率和增加识读距离,便于日后将标签芯片与所述天线集成,为超市商品超高频射频识别的进一步降低应用成本和超高频标签嵌入于物体表面奠定了基础。只要将标签芯片直接接在所述天线的馈电输入端上,而无需其它外接元器件,就能得到超高频射频识别标签。这样不仅可以极大地简化标签结构,提高标签的可靠性,增加识读率和识读距离,而且便于日后将标签芯片与天线的集成化,从而将大大地降低射频识别技术在超市商品中的应用成本。The beneficial effects of the present invention are: the structure of the symmetrically bent orthogonal dipole antenna used in electronic tags for supermarket commodities integrates many characteristics of microstrip antennas, and is easy to match with the current series of chips used in electronic tags for supermarket commodities, and the matching performance is better than that of traditional The UHF electronic tag antenna is good, and the radiation pattern of the tag antenna is three-dimensional and omnidirectional, which can greatly improve the reading rate and increase the reading distance, and facilitate the integration of the tag chip with the antenna in the future. The further reduction of application cost of frequency identification and the embedding of UHF tags on the surface of objects have laid the foundation. As long as the tag chip is directly connected to the feed input end of the antenna without other external components, an ultra-high frequency radio frequency identification tag can be obtained. This can not only greatly simplify the label structure, improve the reliability of the label, increase the reading rate and reading distance, but also facilitate the integration of the label chip and the antenna in the future, which will greatly reduce the application of radio frequency identification technology in supermarket products. cost.
附图说明Description of drawings
图1是本发明结构示意图;Fig. 1 is a structural representation of the present invention;
图2是图1的仰视面图;Fig. 2 is the bottom view of Fig. 1;
图中:1-介质基片,2-辐射片。In the figure: 1-dielectric substrate, 2-radiation sheet.
具体实施方式detailed description
下面结合附图和实施例对本发明进一步说明。The present invention will be further described below in conjunction with the accompanying drawings and embodiments.
参见图1和图2,一种超市商品电子标签用正交对称弯折线振子天线,包括介质基片1,在该介质基片1一面上敷设有两组相互垂直的辐射片2,与对称弯折线正交振子天线匹配好的标签芯片将直接接在相互垂直的辐射片2的中心位置处。Referring to Fig. 1 and Fig. 2, an orthogonal symmetric meander line vibrator antenna for electronic tags of supermarket goods includes a dielectric substrate 1, and two groups of mutually perpendicular radiating sheets 2 are laid on one side of the dielectric substrate 1, and are connected to the symmetrically bent line. The well-matched tag chip of the folded-line orthogonal dipole antenna will be directly connected to the center of the mutually perpendicular radiators 2 .
所述介质基片1具有一定介电常数并呈正方形。The dielectric substrate 1 has a certain dielectric constant and is square.
所述介质基片1厚度大于辐射片2厚度。The thickness of the dielectric substrate 1 is greater than that of the radiation sheet 2 .
所述介质基片1四边尺寸大于辐射片2尺寸。The size of the four sides of the dielectric substrate 1 is larger than the size of the radiation sheet 2 .
所述辐射片2为良导体。The radiation sheet 2 is a good conductor.
所述辐射片2均为对称弯折线振子且形状为对称弯折矩形。The radiation pieces 2 are all symmetrical bent line oscillators and are shaped as symmetrical bent rectangles.
所述两组弯折线辐射片2相互垂直。The two groups of bending line radiation pieces 2 are perpendicular to each other.
所述两组辐射片2中心为馈电中心。The center of the two groups of radiating sheets 2 is the feeding center.
一种超市商品电子标签用正交对称弯折线振子天线的使用方法,其使用步骤是:A method for using an orthogonal symmetric meander line dipole antenna for electronic tags of supermarket goods, the steps of which are as follows:
将与本天线匹配好的超市商品用电子标签芯片直接接在所述天线的中心馈电输入端上,而无需其它外接元器件,就能得到超市商品用超高频射频识别电子标签;将此电子标签贴于超市物品表面,再将此物品与标签置于与其兼容的读写器读写范围内,利用反射调制原理,读写器天线发出电磁波能量与信息,物品上的标签天线接收读写器发来的能量与信息,唤醒标签芯片按照读写器要求的相关指令工作,促使标签天线将事先储存于芯片中要回应的信息发射出去,读写器天线再接收此回应来的信息,并且对此信息进行处理,从而在与读写器连接的后台计算机屏幕上显示有关物品的信息,包括单价、数量和总价格等信息,顾客再通过包括用手机微信支付方式进行付款,达到超市物品采购不排队支付自动化。Connect the electronic label chip for supermarket goods matched with this antenna directly to the center feed input end of the antenna, without other external components, you can get the ultra-high frequency radio frequency identification electronic label for supermarket goods; The electronic label is attached to the surface of the supermarket item, and then the item and the label are placed within the reading and writing range of the compatible reader. Using the principle of reflection modulation, the antenna of the reader sends out electromagnetic wave energy and information, and the tag antenna on the item receives the reading and writing The energy and information sent by the reader wakes up the tag chip to work according to the relevant instructions required by the reader, prompting the tag antenna to transmit the information to be responded to that is stored in the chip in advance, and the reader antenna receives the response information, and This information is processed, so that the information about the item is displayed on the background computer screen connected to the reader, including information such as unit price, quantity, and total price, and the customer then pays by means of mobile phone WeChat payment to achieve the purchase of items in the supermarket. No queue payment automation.
所述读写器一般置于超市购物出口。The reader is generally placed at the shopping exit of the supermarket.
超市商品电子标签用对称弯折正交振子天线结构,集微带天线的诸多特点于一体,容易与目前流行的超市商品电子标签用系列芯片进行匹配,匹配性能比传统超高频电子标签天线的好,并且标签天线的辐射方向图为立体全向,可以极大提高识读率和增加识读距离,便于日后将标签芯片与所述天线集成,为超市商品超高频射频识别的进一步降低应用成本和超高频标签嵌入于物体表面奠定了基础。The electronic label for supermarket goods uses a symmetrical bent orthogonal dipole antenna structure, which integrates many characteristics of microstrip antennas. It is easy to match with the current series of chips used for electronic labels for supermarket goods. The matching performance is better than that of traditional UHF electronic label antennas. Good, and the radiation pattern of the tag antenna is three-dimensional and omnidirectional, which can greatly improve the reading rate and increase the reading distance, and facilitate the integration of the tag chip with the antenna in the future, and further reduce the application of ultra-high frequency radio frequency identification for supermarket commodities The cost and embedding of UHF tags on the surface of objects laid the foundation.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN115511034A (en) * | 2022-09-09 | 2022-12-23 | 深圳市建和智能卡技术有限公司 | Method for producing double-chip ultrahigh frequency RFID electronic tag |
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CN101084357A (en) * | 2004-11-02 | 2007-12-05 | 传感电子公司 | Antenna for a combination eas/rfid tag with a detacher |
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CN202231143U (en) * | 2011-07-22 | 2012-05-23 | 扬州稻源微电子有限公司 | Omnidirectional radio-frequency identification label antenna, radio-frequency identification label and radio frequency identification system |
CN104318279A (en) * | 2014-10-23 | 2015-01-28 | 苏州健雄职业技术学院 | Supermarket goods intelligent tag system |
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CN101084357A (en) * | 2004-11-02 | 2007-12-05 | 传感电子公司 | Antenna for a combination eas/rfid tag with a detacher |
CN101303747A (en) * | 2007-05-09 | 2008-11-12 | 富士通株式会社 | Crossed double tags and RFID systems using crossed double tags |
CN202231143U (en) * | 2011-07-22 | 2012-05-23 | 扬州稻源微电子有限公司 | Omnidirectional radio-frequency identification label antenna, radio-frequency identification label and radio frequency identification system |
CN104318279A (en) * | 2014-10-23 | 2015-01-28 | 苏州健雄职业技术学院 | Supermarket goods intelligent tag system |
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Application publication date: 20170623 |