WO2020184639A1 - ケーブルアンテナ、ゲートアンテナ、アンテナユニット、自動搬送棚、および無人レジ - Google Patents

ケーブルアンテナ、ゲートアンテナ、アンテナユニット、自動搬送棚、および無人レジ Download PDF

Info

Publication number
WO2020184639A1
WO2020184639A1 PCT/JP2020/010671 JP2020010671W WO2020184639A1 WO 2020184639 A1 WO2020184639 A1 WO 2020184639A1 JP 2020010671 W JP2020010671 W JP 2020010671W WO 2020184639 A1 WO2020184639 A1 WO 2020184639A1
Authority
WO
WIPO (PCT)
Prior art keywords
antenna
cable
cable antenna
gate
longitudinal direction
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2020/010671
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
岡野　好伸
康志 和田
信 若林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yometel Co Ltd
Original Assignee
Yometel Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yometel Co Ltd filed Critical Yometel Co Ltd
Priority to EP20770378.6A priority Critical patent/EP4120577B1/en
Priority to JP2021505116A priority patent/JP7154651B2/ja
Priority to CN202080098289.9A priority patent/CN115280680B/zh
Publication of WO2020184639A1 publication Critical patent/WO2020184639A1/ja
Anticipated expiration legal-status Critical
Priority to US17/941,244 priority patent/US11862852B2/en
Priority to JP2022154564A priority patent/JP2022173416A/ja
Ceased legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
    • H04B5/28—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium using the near field of leaky cables, e.g. of leaky coaxial cables
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/20—Non-resonant leaky-waveguide or transmission-line antennas; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/203—Leaky coaxial lines
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; 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
    • G06K7/10346—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 the antenna being of the far field type, e.g. HF types or dipoles
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06K7/10366—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 the interrogation device being adapted for miscellaneous applications
    • G06K7/10415—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 the interrogation device being adapted for miscellaneous applications the interrogation device being fixed in its position, such as an access control device for reading wireless access cards, or a wireless ATM
    • G06K7/10425—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 the interrogation device being adapted for miscellaneous applications the interrogation device being fixed in its position, such as an access control device for reading wireless access cards, or a wireless ATM the interrogation device being arranged for interrogation of record carriers passing by the interrogation device
    • G06K7/10435—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 the interrogation device being adapted for miscellaneous applications the interrogation device being fixed in its position, such as an access control device for reading wireless access cards, or a wireless ATM the interrogation device being arranged for interrogation of record carriers passing by the interrogation device the interrogation device being positioned close to a conveyor belt or the like on which moving record carriers are passing
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q11/00—Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
    • H01Q11/02—Non-resonant antennas, e.g. travelling-wave antenna
    • H01Q11/04—Non-resonant antennas, e.g. travelling-wave antenna with parts bent, folded, shaped, screened or electrically loaded to obtain desired phase relation of radiation from selected sections of the antenna
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
    • H04B5/77—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for interrogation

Definitions

  • the gate antenna of the present invention has a conductive reflector and a non-conductive first spacer member laminated in one direction of the orthogonal direction orthogonal to the front and back surfaces of the reflector with respect to the reflector.
  • the cable antenna according to any one of claims 5 to 6, which is laminated on one direction side in the orthogonal direction with respect to the first spacer member, and the cable antenna in the orthogonal direction with respect to the cable antenna.
  • a non-conductive second spacer member laminated on the unidirectional side and a conductive parasitic element laminated on the unidirectional side of the second spacer member in the orthogonal direction are provided.
  • FIG. 1 It is an external view of the cable antenna which concerns on this invention. It is a figure explaining the cross-sectional structure of the cable antenna shown in FIG. It is a figure which shows the tip side of the cable antenna shown in FIG. It is an enlarged view of the tip side of the cable antenna shown in FIG. It is a figure which shows the evaluation result of the loss coefficient in the verification test. It is a figure which shows the evaluation result of the current distribution in a verification test. It is a figure which shows the waveform of the current flowing through the cable antenna shown in FIG. It is a top view when the cable antenna shown in FIG. 1 is arranged and a plurality of openings are formed. It is a figure explaining the state when the electric current is passed through the cable antenna shown in FIG.
  • the cable antenna 1 according to the embodiment of the present invention will be described with reference to the drawings.
  • the cable antenna 1 according to the present embodiment constitutes a part of a wireless IC chip 3 mounted on the wireless communication tag 2 and a communication reader that performs wireless communication by exchanging and receiving electromagnetic waves.
  • FIG. 1 is an external view of the cable antenna 1 according to the present embodiment.
  • An oscillator 4 that supplies a high-frequency current is connected to one end of the cable antenna 1.
  • the cable antenna 1 is bent so that both sides of the bending point 1A are not parallel to each other while a plurality of bending points 1A are formed.
  • the cable antenna 1 is in a so-called zigzag state.
  • a plurality of wireless communication tags 2 are arranged around the cable antenna 1 in a random direction.
  • the outer conductor 13 is a conductive conductor that covers the insulating layer 12 from the outside in the radial direction, and an aluminum foil, an aluminum braid, or the like can be used as the material.
  • the material of the outer conductor 13 can be arbitrarily changed as long as it can be used as a conductor.
  • the outer conductor 13 is covered with an insulating outer cover 14.
  • the distance L (mm) between the tip of the cable antenna 1 and the end of the exposed portion 15 on the tip side is 1/4 of the wavelength ⁇ of the high-frequency current. It is preferably an odd multiple. This is because the amplitude of the current can be increased. Further, the radiated electric field strength can be adjusted by adjusting the width dimension G of the exposed portion 15 according to the diameter of the entire cable antenna 1 to be used.
  • the width dimension G in the longitudinal direction of the exposed portion 15 satisfies the following equation (1).
  • ⁇ represents the wavelength (mm) of the high-frequency current
  • L is the distance L (mm) between the tip of the cable antenna 1 and the tip-side end of the exposed portion 15 as described above. ).
  • FIG. 6 shows the relative current distribution at a distance D from the tip of the cable antenna 1 when the maximum amplitude of the induced current that fluctuates depending on the magnitude of L is 1.
  • FIG. 8 is a plan view when the cable antenna 1 is arranged to form a plurality of openings 30.
  • the conductive reflector 51, the cable antenna 1, and the conductive parasitic element 52 are orthogonal to the front and back surfaces of the reflector 51. It is laminated on. Further, as shown in FIG. 10B, a non-conductive first spacer member 53 is sandwiched and laminated in the orthogonal direction between the reflector 51 and the cable antenna 1. Further, a non-conductive second spacer member 54 is sandwiched and laminated in the orthogonal direction between the cable antenna 1 and the parasitic element 52. Note that, in FIGS. 10A and 11, the first spacer member 53 and the second spacer member 54 are not shown.
  • the parasitic element 52 made of a conductor that does not electrically contact the cable antenna 1 is brought close to the cable antenna 1. This makes it possible to correct the uniformity of the radiated electric field strength and further reinforce the single-sided radiation.
  • the radiated electric field adjusts whether the radiation in the longitudinal direction or the radiation in the short side direction of the reflector 51 is enhanced by the dimensional ratio (M1: M2) of the second member 52B shown in FIG. 10 (a). It will be possible.
  • the radio tag placed parallel to the reflector 51 faces in which direction. Can be roughly identified. However, there is a concern that identification will be difficult with a wireless tag placed at right angles to the reflector 51.
  • an antenna unit can be configured by using a plurality of such gate antennas 50B.
  • the antenna unit of the present invention has a plurality of gate antennas 50B, and the plurality of gate antennas 50B are arranged in different postures from each other. That is, as shown in FIG. 12B, the U-shaped saucer portion may be used in a U-shaped orientation in a plan view.
  • the radiated electric field (white arrow in the figure) formed by the combination of white sinusoidal currents and the black-painted sinusoidal shape.
  • the radiated electric fields (black arrows in the figure) formed by the combination of electric currents are orthogonal to each other. Then, when the bent portion of the cable antenna 1 is set to about ⁇ / 2, these change vibratingly at substantially the same timing.
  • the cable antenna 1 may have the structure of the low-priced gate antenna described above.
  • the ends of the plurality of cable antennas 1 provided at the bottoms of the plurality of shelves 63 are arranged at the bottoms of the shelf body 61. Then, when the automatic transfer robot 62 pushes up the bottom of the shelf body 61, the connector provided on the upper surface of the automatic transfer robot 62 and the connector connected to the end portions of the plurality of cable antennas 1 are connected to each other. A current is supplied to the cable antenna from the internal power supply built in the automatic transfer robot 62.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Toxicology (AREA)
  • Health & Medical Sciences (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Near-Field Transmission Systems (AREA)
  • Waveguide Aerials (AREA)
  • Aerials With Secondary Devices (AREA)
  • Cash Registers Or Receiving Machines (AREA)
  • Warehouses Or Storage Devices (AREA)
PCT/JP2020/010671 2019-03-12 2020-03-11 ケーブルアンテナ、ゲートアンテナ、アンテナユニット、自動搬送棚、および無人レジ Ceased WO2020184639A1 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP20770378.6A EP4120577B1 (en) 2019-03-12 2020-03-11 Cable antenna, gate antenna, antenna unit, automatic conveyance rack, and unmanned register
JP2021505116A JP7154651B2 (ja) 2019-03-12 2020-03-11 ケーブルアンテナ、ゲートアンテナ、アンテナユニット、自動搬送棚、および無人レジ
CN202080098289.9A CN115280680B (zh) 2019-03-12 2020-03-11 线缆天线、栅极天线、天线单元、自动搬送架以及无人收银机
US17/941,244 US11862852B2 (en) 2019-03-12 2022-09-09 Cable antenna, gate antenna, antenna unit, automatic conveyor shelf and unmanned cash register
JP2022154564A JP2022173416A (ja) 2019-03-12 2022-09-28 ケーブルアンテナ、ゲートアンテナ、アンテナユニット、自動搬送棚、および無人レジ

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019-044963 2019-03-12
JP2019044963A JP6555791B1 (ja) 2019-03-12 2019-03-12 ケーブルアンテナ

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US17/941,244 Continuation US11862852B2 (en) 2019-03-12 2022-09-09 Cable antenna, gate antenna, antenna unit, automatic conveyor shelf and unmanned cash register

Publications (1)

Publication Number Publication Date
WO2020184639A1 true WO2020184639A1 (ja) 2020-09-17

Family

ID=67539797

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2020/010671 Ceased WO2020184639A1 (ja) 2019-03-12 2020-03-11 ケーブルアンテナ、ゲートアンテナ、アンテナユニット、自動搬送棚、および無人レジ

Country Status (6)

Country Link
US (1) US11862852B2 (https=)
EP (1) EP4120577B1 (https=)
JP (3) JP6555791B1 (https=)
CN (1) CN115280680B (https=)
TW (1) TWI841700B (https=)
WO (1) WO2020184639A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4569622A1 (en) * 2022-08-09 2025-06-18 Senseonics, Incorporated Layered near field communication antenna

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11121584A (ja) * 1997-10-16 1999-04-30 Nec Yamagata Ltd ウェーハ搬送方式及びその搬送先通知装置
WO2009107216A1 (ja) * 2008-02-28 2009-09-03 三菱電機株式会社 導波管スロットアレーアンテナ装置
WO2012135115A2 (en) * 2011-03-25 2012-10-04 Visa International Service Association In-person one-tap purchasing apparatuses, methods and systems
WO2016194528A1 (ja) * 2015-06-03 2016-12-08 株式会社村田製作所 Ｒｆｉｄタグのリーダ用のアンテナ付きトレイ及びｒｆｉｄシステム
WO2017159275A1 (ja) * 2016-03-14 2017-09-21 株式会社村田製作所 Ｒｆｉｄタグのリーダ装置付きカゴ及び物品管理システム
JP2017224302A (ja) 2016-06-17 2017-12-21 ハンミ アイティー カンパニー，リミテッド 物品を識別する統合リーディング装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5758804Y2 (https=) * 1977-01-18 1982-12-16
US5592183A (en) * 1988-12-06 1997-01-07 Henf; George Gap raidated antenna
DE4331171A1 (de) * 1993-09-14 1995-03-16 Rheydt Kabelwerk Ag Abstrahlendes koaxiales Hochfrequenzkabel
JP4067672B2 (ja) * 1998-12-25 2008-03-26 松下電器産業株式会社 アンテナ装置並びにそれを用いた無線装置及び無線中継装置
US7522261B2 (en) * 2004-09-24 2009-04-21 Asml Netherlands B.V. Lithographic apparatus and device manufacturing method
JP2007295395A (ja) * 2006-04-26 2007-11-08 Fujitsu Ltd タグ用アンテナ及びそれを用いたタグ
JP2012186737A (ja) * 2011-03-07 2012-09-27 Sony Corp アンテナ
US8844814B2 (en) * 2012-12-10 2014-09-30 Tai-Hwa Liu Radio frequency identification automatic detecting system with antenna net
GB2552921A (en) * 2016-04-04 2018-02-21 Creo Medical Ltd Electrosurgical probe for delivering RF and microwave energy

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11121584A (ja) * 1997-10-16 1999-04-30 Nec Yamagata Ltd ウェーハ搬送方式及びその搬送先通知装置
WO2009107216A1 (ja) * 2008-02-28 2009-09-03 三菱電機株式会社 導波管スロットアレーアンテナ装置
WO2012135115A2 (en) * 2011-03-25 2012-10-04 Visa International Service Association In-person one-tap purchasing apparatuses, methods and systems
WO2016194528A1 (ja) * 2015-06-03 2016-12-08 株式会社村田製作所 Ｒｆｉｄタグのリーダ用のアンテナ付きトレイ及びｒｆｉｄシステム
WO2017159275A1 (ja) * 2016-03-14 2017-09-21 株式会社村田製作所 Ｒｆｉｄタグのリーダ装置付きカゴ及び物品管理システム
JP2017224302A (ja) 2016-06-17 2017-12-21 ハンミ アイティー カンパニー，リミテッド 物品を識別する統合リーディング装置

Also Published As

Publication number Publication date
EP4120577B1 (en) 2025-09-03
EP4120577A4 (en) 2023-04-19
CN115280680A (zh) 2022-11-01
TW202103380A (zh) 2021-01-16
JP2022173416A (ja) 2022-11-18
JP7154651B2 (ja) 2022-10-18
EP4120577A1 (en) 2023-01-18
JPWO2020184639A1 (https=) 2020-09-17
CN115280680B (zh) 2023-06-16
JP2020150367A (ja) 2020-09-17
US20230021894A1 (en) 2023-01-26
US11862852B2 (en) 2024-01-02
JP6555791B1 (ja) 2019-08-07
TWI841700B (zh) 2024-05-11
EP4120577C0 (en) 2025-09-03

Similar Documents

Publication Publication Date Title
US10049239B2 (en) Article management system
US7830322B1 (en) RFID reader antenna assembly
JP6493627B2 (ja) 小売物品用アテンション及びこれを付した小売物品
US20070279286A1 (en) Multi-Mode Antenna Array
US20050242959A1 (en) IC tag provided with three-dimensional antenna and pallet provided with the IC tag
US9941573B2 (en) Article management system
EP2765648A1 (en) Universal ic tag, method of manufacturing same, and communication management system
US20100026582A1 (en) Near-field radio frequency identification reader antenna
WO2010002821A1 (en) Antenna with improved illumination efficiency
JP6447798B2 (ja) アンテナ装置
US10268849B2 (en) Basket with reader device for RFID tag and article management system
WO2008143673A1 (en) Rfid shelf antennas
EP3251170B1 (en) Rfid infinity antenna
JP2009187549A (ja) 無線個体識別リーダアンテナ及びそれを利用した物品管理装置
US10192083B2 (en) Article management system and article management method
JP2002344228A (ja) 質問器及びそれを用いた物品管理システム
CN113302794A (zh) 能卷曲天线垫
JP7154651B2 (ja) ケーブルアンテナ、ゲートアンテナ、アンテナユニット、自動搬送棚、および無人レジ
JP6344528B2 (ja) Ｒｆｉｄタグのリーダ用のアンテナ付きトレイ及びｒｆｉｄシステム
Parthiban et al. Scalable near-field fed far-field UHF RFID reader antenna for retail checkout counters
HK40075095A (en) Cable antenna, gate antenna, antenna unit, automatic conveyance rack, and unmanned register
HK40075095B (en) Cable antenna, gate antenna, antenna unit, automatic conveyance rack, and unmanned register
KR100815736B1 (ko) 금속환경을 위한 ｒｆｉｄ 태그 안테나 및 이를 이용한ｒｆｉｄ 태그
Sawadi An RFID directional antenna for location positioning
JP2012060196A (ja) アンテナ、物品管理システム

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 20770378

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

WPC Withdrawal of priority claims after completion of the technical preparations for international publication

Ref document number: 2019-044963

Country of ref document: JP

Date of ref document: 20210826

Free format text: WITHDRAWN AFTER TECHNICAL PREPARATION FINISHED

ENP Entry into the national phase

Ref document number: 2021505116

Country of ref document: JP

Kind code of ref document: A

ENP Entry into the national phase

Ref document number: 2020770378

Country of ref document: EP

Effective date: 20221011

WWG Wipo information: grant in national office

Ref document number: 2020770378

Country of ref document: EP