WO2016008304A1 - Rfid tag antenna for use in 3d chip - Google Patents

Rfid tag antenna for use in 3d chip Download PDF

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Publication number
WO2016008304A1
WO2016008304A1 PCT/CN2015/072889 CN2015072889W WO2016008304A1 WO 2016008304 A1 WO2016008304 A1 WO 2016008304A1 CN 2015072889 W CN2015072889 W CN 2015072889W WO 2016008304 A1 WO2016008304 A1 WO 2016008304A1
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WO
WIPO (PCT)
Prior art keywords
antenna
chip
radiofrequency
radio frequency
rfid
Prior art date
Application number
PCT/CN2015/072889
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French (fr)
Chinese (zh)
Inventor
田艺儿
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田艺儿
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Publication date
Application filed by 田艺儿 filed Critical 田艺儿
Publication of WO2016008304A1 publication Critical patent/WO2016008304A1/en

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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

Definitions

  • the utility model relates to an RFID radio frequency tag antenna for a 3D chip.
  • the 3D RF chip on the market has four legs, which are effective column legs, and need to be connected to four resonators respectively.
  • the 3D RF antenna used in this market is model H47, and its external size is 44*44 mm.
  • the flexural antenna fin reading sensitivity is not high enough, and the market needs a higher sensitivity 3D RF antenna.
  • the object of the present invention is to overcome the above drawbacks and provide an RFID radio frequency tag antenna for a 3D chip.
  • the technical problem to be solved by the present invention is to improve the read/write sensitivity of the 3D radio frequency antenna, in addition to being used at a close distance, It is used for long-distance reading and writing of logistics and warehouse radio frequency tags, such as aviation RFID baggage tags, cargo RFID tags, or for student cards, employee cards, VIP cards, and remote location.
  • An RFID radio frequency tag antenna for a 3D chip wherein the number of the radio frequency tag antennas is four, and the four radio frequency tag antennas comprise two parts: a resonant cavity portion and an unfolded antenna fin.
  • a bent antenna is disposed in the cavity portion, and the outer end of the cavity portion is connected to the unfolding antenna fin.
  • the unfolded antenna fin has a length of 92 mm and a width of 44 mm.
  • the utility model has the beneficial effects that the reading and writing sensitivity of the 3D radio frequency antenna can be greatly improved, and in addition to the close-range use, it can also be used for long-distance reading and writing of logistics and storage radio frequency tags, such as the aviation industry.
  • FIG. 1 is a schematic structural view of a prior art radio frequency tag after being enlarged.
  • Figure 2 is a schematic view showing the structure of the utility model after being enlarged.
  • the cavity portion 1, the cavity portion; 2, the central region of the antenna cavity, that is, the chip mounting area; 3, the antenna within the cavity is bent; 4, the antenna fin.
  • the 3D radio frequency chip currently on the market has four legs, which are effective column legs and need to be connected to the four antenna resonator portions 1 respectively.
  • the RFID radio frequency tag antenna for a 3D chip of the present invention is characterized in that the number of the radio frequency tag antennas is four, and the four radio frequency tag antennas include a resonant cavity portion 1 and an unfolding antenna. Two portions of the fins 4 are provided, and the antenna portion 1 is provided with a bent antenna 3, and the outer end of the resonant cavity portion 1 is connected to the unfolding antenna fin 4.
  • the unfolded antenna fin 4 has a length of 92 mm and a width of 44 mm.

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  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Details Of Aerials (AREA)

Abstract

Disclosed is an RFID tag antenna for use in a 3D chip. The present utility model is characterized in that the radiofrequency tag antenna is provided at a number of four. The four radiofrequency tag antennas comprise two parts, namely a resonator cavity part and extendable antenna wings. Folded antennas are provided in the resonator cavity part. Outer extremities of the resonator cavity part are connected to the extendable antenna wings. The extendable antenna wings are 92 millimeters in length and 44 millimeters in width. Beneficial effects of the present utility model are such that: the read/write sensitivity of a 3D radiofrequency antenna is greatly increased, in addition to use at short ranges, also allowed is use at long ranges as logistic and warehousing radiofrequency tags, such as aviation industry RFID baggage tags, cargo RFID tags, or use in student cards, employee cards, and VIP cards, thus implementing long range personnel positioning.

Description

一种用于3D芯片的RFID射频标签天线RFID radio frequency tag antenna for 3D chip 技术领域Technical field
本实用新型涉及一种用于3D芯片的RFID射频标签天线。The utility model relates to an RFID radio frequency tag antenna for a 3D chip.
背景技术Background technique
目前市场上的3D射频芯片有四个柱脚，这四个柱脚都是有效的柱脚，分别需要和四个谐振腔相连。这种市场在用的3D射频天线的型号为H47，其外围尺寸为44*44毫米，其中的折曲式天线翅读写灵敏度不够高，市场需要更高灵敏度的3D射频天线。At present, the 3D RF chip on the market has four legs, which are effective column legs, and need to be connected to four resonators respectively. The 3D RF antenna used in this market is model H47, and its external size is 44*44 mm. The flexural antenna fin reading sensitivity is not high enough, and the market needs a higher sensitivity 3D RF antenna.
实用新型内容Utility model content
本实用新型的目的是克服上述缺陷，提供一种用于3D芯片的RFID射频标签天线，本实用新型需要解决的技术问题是：提高3D射频天线的读写灵敏度，除了近距离使用外，还可以用于远距离读写的物流、仓储射频标签，如航空业RFID行李标签、货运RFID标签，或者用于学生卡、员工卡、贵宾卡，实施远距离人员定位。The object of the present invention is to overcome the above drawbacks and provide an RFID radio frequency tag antenna for a 3D chip. The technical problem to be solved by the present invention is to improve the read/write sensitivity of the 3D radio frequency antenna, in addition to being used at a close distance, It is used for long-distance reading and writing of logistics and warehouse radio frequency tags, such as aviation RFID baggage tags, cargo RFID tags, or for student cards, employee cards, VIP cards, and remote location.
本实用新型技术方案如下所述：The technical scheme of the utility model is as follows:
一种用于3D芯片的RFID射频标签天线，其特征在于，所述射频标签天线数目为四个，所述的四个射频标签天线包括谐振腔部和展开式天线翅两个部分，所述的谐振腔部内设置有折曲的天线，所述的谐振腔部外端连接展开式天线翅。An RFID radio frequency tag antenna for a 3D chip, wherein the number of the radio frequency tag antennas is four, and the four radio frequency tag antennas comprise two parts: a resonant cavity portion and an unfolded antenna fin. A bent antenna is disposed in the cavity portion, and the outer end of the cavity portion is connected to the unfolding antenna fin.
具体的，所述展开式天线翅的长度为92毫米，宽度为44毫米。 Specifically, the unfolded antenna fin has a length of 92 mm and a width of 44 mm.
根据上述结构及技术方案，本实用新型的有益效果在于：可以大大提高3D射频天线的读写灵敏度，除了近距离使用外，还可以用于远距离读写的物流、仓储射频标签，如航空业RFID行李标签、货运RFID标签，或者用于学生卡、员工卡、贵宾卡，实施远距离人员定位。According to the above structure and technical solution, the utility model has the beneficial effects that the reading and writing sensitivity of the 3D radio frequency antenna can be greatly improved, and in addition to the close-range use, it can also be used for long-distance reading and writing of logistics and storage radio frequency tags, such as the aviation industry. RFID baggage tags, cargo RFID tags, or for student cards, employee cards, VIP cards, and remote location.
附图说明DRAWINGS
图1为现有技术射频标签放大后的结构示意图。FIG. 1 is a schematic structural view of a prior art radio frequency tag after being enlarged.
图2为本实用新型放大后的结构示意图。Figure 2 is a schematic view showing the structure of the utility model after being enlarged.
在图中：1、谐振腔部；2、天线谐振腔的中心区，即芯片安装区；3、谐振腔内折曲天线；4、天线翅。In the figure: 1, the cavity portion; 2, the central region of the antenna cavity, that is, the chip mounting area; 3, the antenna within the cavity is bent; 4, the antenna fin.
具体实施方式detailed description
如图1所示，目前市场上的3D射频芯片有四个柱脚，这四个柱脚都是有效的柱脚，分别需要和四个天线谐振腔部1相连。As shown in FIG. 1 , the 3D radio frequency chip currently on the market has four legs, which are effective column legs and need to be connected to the four antenna resonator portions 1 respectively.
如图2所示，本实用新型用于3D芯片的RFID射频标签天线，其特征在于，所述射频标签天线数目为四个，所述的四个射频标签天线包括谐振腔部1和展开式天线翅4两个部分，所述的谐振腔部1内设置有折曲的天线3，所述的谐振腔部1外端连接展开式天线翅4。As shown in FIG. 2, the RFID radio frequency tag antenna for a 3D chip of the present invention is characterized in that the number of the radio frequency tag antennas is four, and the four radio frequency tag antennas include a resonant cavity portion 1 and an unfolding antenna. Two portions of the fins 4 are provided, and the antenna portion 1 is provided with a bent antenna 3, and the outer end of the resonant cavity portion 1 is connected to the unfolding antenna fin 4.
具体的，所述展开式天线翅4的长度为92毫米，宽度为44毫米。 Specifically, the unfolded antenna fin 4 has a length of 92 mm and a width of 44 mm.

Claims (2)

  1. 一种用于3D芯片的RFID射频标签天线，其特征在于，所述射频标签天线数目为四个，所述的四个射频标签天线包括谐振腔部和展开式天线翅两个部分，所述的谐振腔部内设置有折曲的天线，所述的谐振腔部外端连接展开式天线翅。An RFID radio frequency tag antenna for a 3D chip, wherein the number of the radio frequency tag antennas is four, and the four radio frequency tag antennas comprise two parts: a resonant cavity portion and an unfolded antenna fin. A bent antenna is disposed in the cavity portion, and the outer end of the cavity portion is connected to the unfolding antenna fin.
  2. 根据权利要求1所述的用于3D芯片的RFID射频标签天线，其特征还在于，所述展开式天线翅的长度为92毫米，宽度为44毫米。 The RFID radio frequency tag antenna for a 3D chip according to claim 1, wherein the unfolded antenna fin has a length of 92 mm and a width of 44 mm.
PCT/CN2015/072889 2014-07-15 2015-02-12 Rfid tag antenna for use in 3d chip WO2016008304A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201420388972.8U CN203950920U (en) 2014-07-15 2014-07-15 A kind of RFID radio-frequency label antenna for 3D chip
CN201420388972.8 2014-07-15

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WO2016008304A1 true WO2016008304A1 (en) 2016-01-21

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203950920U (en) * 2014-07-15 2014-11-19 深圳市骄冠科技实业有限公司 A kind of RFID radio-frequency label antenna for 3D chip
CN204407487U (en) * 2015-03-12 2015-06-17 深圳市骄冠科技实业有限公司 A kind of 3D radio frequency identifying antenna

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070241986A1 (en) * 2006-04-13 2007-10-18 Electronics And Telecommunications Research Institute Windmill-shaped loop antenna having parasitic loop antenna
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
CN103414015A (en) * 2013-08-08 2013-11-27 清华大学 Broadband three-dimensional omni-directional plane antenna
CN203950920U (en) * 2014-07-15 2014-11-19 深圳市骄冠科技实业有限公司 A kind of RFID radio-frequency label antenna for 3D chip

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070241986A1 (en) * 2006-04-13 2007-10-18 Electronics And Telecommunications Research Institute Windmill-shaped loop antenna having parasitic loop antenna
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
CN103414015A (en) * 2013-08-08 2013-11-27 清华大学 Broadband three-dimensional omni-directional plane antenna
CN203950920U (en) * 2014-07-15 2014-11-19 深圳市骄冠科技实业有限公司 A kind of RFID radio-frequency label antenna for 3D chip

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