TWI606636B - Antenna device, communication device - Google Patents

Antenna device, communication device Download PDF

Info

Publication number
TWI606636B
TWI606636B TW101143355A TW101143355A TWI606636B TW I606636 B TWI606636 B TW I606636B TW 101143355 A TW101143355 A TW 101143355A TW 101143355 A TW101143355 A TW 101143355A TW I606636 B TWI606636 B TW I606636B
Authority
TW
Taiwan
Prior art keywords
antenna
antenna coil
transmitter
magnetic
coil
Prior art date
Application number
TW101143355A
Other languages
English (en)
Chinese (zh)
Other versions
TW201334283A (zh
Inventor
Norio Saito
Satoru Sugita
Yoshito Ikeda
Original Assignee
Dexerials Corp
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 Dexerials Corp filed Critical Dexerials Corp
Publication of TW201334283A publication Critical patent/TW201334283A/zh
Application granted granted Critical
Publication of TWI606636B publication Critical patent/TWI606636B/zh

Links

Classifications

    • 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
    • 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
    • H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
    • G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
    • G06K19/07771—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card the record carrier comprising means for minimising adverse effects on the data communication capability of the record carrier, e.g. minimising Eddy currents induced in a proximate metal or otherwise electromagnetically interfering object
    • 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
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
    • H01Q7/06—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop with core of ferromagnetic material

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Support Of Aerials (AREA)
  • Telephone Set Structure (AREA)
  • Details Of Aerials (AREA)
  • Near-Field Transmission Systems (AREA)
TW101143355A 2011-11-29 2012-11-21 Antenna device, communication device TWI606636B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011260640A JP2013115648A (ja) 2011-11-29 2011-11-29 アンテナ装置、通信装置

Publications (2)

Publication Number Publication Date
TW201334283A TW201334283A (zh) 2013-08-16
TWI606636B true TWI606636B (zh) 2017-11-21

Family

ID=48535270

Family Applications (1)

Application Number Title Priority Date Filing Date
TW101143355A TWI606636B (zh) 2011-11-29 2012-11-21 Antenna device, communication device

Country Status (6)

Country Link
US (1) US20140320355A1 (enExample)
EP (1) EP2787575B1 (enExample)
JP (1) JP2013115648A (enExample)
CN (1) CN103947043B (enExample)
TW (1) TWI606636B (enExample)
WO (1) WO2013080804A1 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101502391B1 (ko) * 2014-02-28 2015-03-13 한국과학기술연구원 페라이트를 이용한 광대역 안테나
JP6461577B2 (ja) * 2014-11-28 2019-01-30 東洋アルミニウム株式会社 Ｒｆｉｄ用インレットアンテナ及びｒｆｉｄ並びにそれらの製造方法
JP2016158208A (ja) * 2015-02-26 2016-09-01 デクセリアルズ株式会社 アンテナ装置、及び電子機器
JP6627252B2 (ja) * 2015-04-28 2020-01-08 Tdk株式会社 アンテナ装置
CN105552526B (zh) * 2016-02-26 2019-05-21 Oppo广东移动通信有限公司 移动终端
JP2018201165A (ja) * 2017-05-29 2018-12-20 株式会社リコー アンテナ装置とその製造方法
CN108987945B (zh) 2018-07-24 2020-08-04 维沃移动通信有限公司 一种终端设备
CN108987944B (zh) 2018-07-24 2021-04-23 维沃移动通信有限公司 一种终端设备
TWI836460B (zh) * 2022-06-07 2024-03-21 韋僑科技股份有限公司 無線射頻識別裝置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7088304B2 (en) * 2001-09-28 2006-08-08 Mitsubishi Materials Corporation Antenna coil, and RFID-use tag using it, transponder-use antenna
JP4232474B2 (ja) * 2002-09-27 2009-03-04 ソニー株式会社 通信機能付き電子機器
JP4414942B2 (ja) * 2005-06-30 2010-02-17 ソニーケミカル＆インフォメーションデバイス株式会社 アンテナ装置
JP4887794B2 (ja) * 2006-01-18 2012-02-29 株式会社村田製作所 携帯電子機器
JP3933191B1 (ja) 2006-03-13 2007-06-20 株式会社村田製作所 携帯電子機器
JP2008040904A (ja) * 2006-08-08 2008-02-21 Hitachi Ltd Ｒｆｉｄタグおよびその読み取り方法
JP4917484B2 (ja) * 2006-06-16 2012-04-18 ニッタ株式会社 磁性シート、これを用いたアンテナ装置および電子情報伝達装置
JP4883125B2 (ja) * 2009-04-03 2012-02-22 株式会社村田製作所 アンテナ
JP4978657B2 (ja) * 2009-05-08 2012-07-18 株式会社村田製作所 アンテナ装置
EP3240110A1 (en) * 2009-09-25 2017-11-01 Murata Manufacturing Co., Ltd. Antenna device and mobile terminal
JP5487919B2 (ja) * 2009-12-01 2014-05-14 株式会社村田製作所 磁性体アンテナ及び携帯端末
GB2488450B (en) * 2009-12-24 2014-08-20 Murata Manufacturing Co Antenna and mobile terminal
CN104966891A (zh) * 2009-12-24 2015-10-07 株式会社村田制作所 天线及便携终端
JP5135450B2 (ja) * 2010-03-31 2013-02-06 デクセリアルズ株式会社 アンテナ装置、通信装置

Also Published As

Publication number Publication date
WO2013080804A1 (ja) 2013-06-06
JP2013115648A (ja) 2013-06-10
EP2787575B1 (en) 2017-01-11
EP2787575A1 (en) 2014-10-08
CN103947043A (zh) 2014-07-23
CN103947043B (zh) 2017-06-09
EP2787575A4 (en) 2015-07-29
US20140320355A1 (en) 2014-10-30
TW201334283A (zh) 2013-08-16

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