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DE602007005881D1 - Schaltung für kontaktlose Kommunikation und tragbares Endgerät - Google Patents

Schaltung für kontaktlose Kommunikation und tragbares Endgerät

Info

Publication number
DE602007005881D1
DE602007005881D1 DE602007005881T DE602007005881T DE602007005881D1 DE 602007005881 D1 DE602007005881 D1 DE 602007005881D1 DE 602007005881 T DE602007005881 T DE 602007005881T DE 602007005881 T DE602007005881 T DE 602007005881T DE 602007005881 D1 DE602007005881 D1 DE 602007005881D1
Authority
DE
Germany
Prior art keywords
circuit
portable terminal
contactless communication
contactless
communication
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.)
Active
Application number
DE602007005881T
Other languages
English (en)
Inventor
Kanjiro Shimizu
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.)
Sony Corp
Original Assignee
Sony Ericsson Mobile Communications Japan Inc
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 Sony Ericsson Mobile Communications Japan Inc filed Critical Sony Ericsson Mobile Communications Japan Inc
Publication of DE602007005881D1 publication Critical patent/DE602007005881D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • H04B5/22—Capacitive coupling
    • 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
    • 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
    • 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
    • G06K19/0723—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 the record carrier comprising an arrangement for non-contact communication, e.g. wireless communication circuits on transponder cards, non-contact smart cards or RFIDs
    • 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
    • G06K19/0723—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 the record carrier comprising an arrangement for non-contact communication, e.g. wireless communication circuits on transponder cards, non-contact smart cards or RFIDs
    • G06K19/0726—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 the record carrier comprising an arrangement for non-contact communication, e.g. wireless communication circuits on transponder cards, non-contact smart cards or RFIDs the arrangement including a circuit for tuning the resonance frequency of an antenna on the record carrier
    • 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
    • G06K7/10237—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 reader and the record carrier being capable of selectively switching between reader and record carrier appearance, e.g. in near field communication [NFC] devices where the NFC device may function as an RFID reader or as an RFID tag
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Hardware Design (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Near-Field Transmission Systems (AREA)
DE602007005881T 2006-07-14 2007-07-12 Schaltung für kontaktlose Kommunikation und tragbares Endgerät Active DE602007005881D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006194092A JP4787945B2 (ja) 2006-07-14 2006-07-14 非接触通信回路及び携帯端末

Publications (1)

Publication Number Publication Date
DE602007005881D1 true DE602007005881D1 (de) 2010-05-27

Family

ID=38596913

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602007005881T Active DE602007005881D1 (de) 2006-07-14 2007-07-12 Schaltung für kontaktlose Kommunikation und tragbares Endgerät

Country Status (5)

Country Link
US (1) US7907056B2 (de)
EP (1) EP1884881B1 (de)
JP (1) JP4787945B2 (de)
KR (1) KR20080007181A (de)
DE (1) DE602007005881D1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060279406A1 (en) * 2005-06-07 2006-12-14 Robert Stewart Synchronization and adaptive timing method for multiple RFID reader system
US7528725B2 (en) * 2005-07-15 2009-05-05 Allflex U.S.A., Inc. Passive dynamic antenna tuning circuit for a radio frequency identification reader
GB0525623D0 (en) * 2005-12-16 2006-01-25 Hill Nicholas P R RFID reader
US7936272B2 (en) * 2006-06-29 2011-05-03 Allflex Usa, Inc. Dynamic antenna tuning circuit for a radio frequency identification reader
US20090170559A1 (en) * 2007-12-27 2009-07-02 Simon Phillips Mobile telephone with two antennas for use in contactless payments
JP2009176027A (ja) * 2008-01-24 2009-08-06 Toshiba Corp 無線通信装置及び無線通信システム
US8830062B2 (en) 2008-06-05 2014-09-09 Micron Technology, Inc. Systems and methods to use radar in RFID systems
US8242888B2 (en) 2008-06-05 2012-08-14 Keystone Technology Solutions, Llc Systems and methods to determine motion parameters using RFID tags
US8461966B2 (en) * 2008-06-05 2013-06-11 Micron Technology, Inc. Systems and methods to determine kinematical parameters using RFID tags
KR101002530B1 (ko) 2009-02-18 2010-12-17 삼성에스디아이 주식회사 알에프아이디 통신 장치
US8135354B2 (en) * 2009-06-02 2012-03-13 Symbol Technologies, Inc. Method and system for chopped antenna impedance measurements with an RFID radio
EP2790132A3 (de) * 2009-09-24 2014-10-29 Terrara Code Research Institute, Inc. RFID-Etikett
EP2486665B1 (de) * 2009-10-09 2016-11-23 Allflex Usa, Inc. Hdx-demodulator
US8493185B2 (en) * 2009-10-09 2013-07-23 Aleis Pty Ltd Radio frequency identification reader antenna having a dynamically adjustable Q-factor
CA2783571C (en) * 2009-11-04 2018-01-09 Allflex Usa, Inc. Signal cancelling transmit/receive multi-loop antenna for a radio frequency identification reader
JP5640655B2 (ja) * 2010-10-29 2014-12-17 ソニー株式会社 携帯通信装置、リーダ／ライタ装置及び共振周波数調整方法
JP5598612B2 (ja) * 2011-10-26 2014-10-01 株式会社村田製作所 通信回路
US20140327398A1 (en) * 2011-12-14 2014-11-06 Nec Casio Mobile Communications, Ltd. Portable terminal apparatus and method for adjusting rfid antenna resonance frequency
KR101492992B1 (ko) * 2012-11-16 2015-02-12 가부시키가이샤 무라타 세이사쿠쇼 무선 통신기기 및 안테나 장치
KR102076586B1 (ko) 2013-03-07 2020-02-13 삼성전자주식회사 근거리 무선 통신 장치 및 이를 포함하는 전자 시스템
FR3003418B1 (fr) * 2013-03-15 2016-07-29 St Microelectronics Rousset Mecanisme d'anticollision pour dispositif nfc
US20140373003A1 (en) * 2013-06-13 2014-12-18 L'oreal Appliance-based firmware upgrade system
EP2830228B1 (de) * 2013-07-23 2018-01-10 Nxp B.V. HF-Vorrichtung und Verfahren mit verbesserter aktiver Belastungsmodulationskapazität
US10437651B2 (en) * 2015-09-22 2019-10-08 International Business Machines Corporation Intelligent mapping of empirical data

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04171592A (ja) * 1990-11-06 1992-06-18 Mitsubishi Electric Corp 非接触型情報カード
JP2001155120A (ja) * 1999-11-26 2001-06-08 Nitsuko Corp Ｒｆｉｄリーダライタ付ポータブルターミナル
JP2004266729A (ja) 2003-03-04 2004-09-24 Sony Ericsson Mobilecommunications Japan Inc 携帯通信端末
JP4129793B2 (ja) * 2003-03-12 2008-08-06 ソニー株式会社 通信装置
DE10334765A1 (de) 2003-07-30 2005-02-24 Giesecke & Devrient Gmbh Kommunikationsvorrichtung zum Aufbau einer Datenverbindung zwischen intelligenten Geräten
JP3570430B1 (ja) * 2003-10-29 2004-09-29 オムロン株式会社 ループコイルアンテナ
JP4042702B2 (ja) 2004-01-30 2008-02-06 ソニー株式会社 携帯型情報処理端末装置
JP2006025155A (ja) * 2004-07-07 2006-01-26 Sony Corp 通信装置及び半導体集積回路
JP4618672B2 (ja) * 2004-09-02 2011-01-26 フェリカネットワークス株式会社 半導体集積回路および無線通信装置
US7375616B2 (en) * 2004-09-08 2008-05-20 Nokia Corporation Electronic near field communication enabled multifunctional device and method of its operation
GB0425423D0 (en) 2004-11-18 2004-12-22 Innovision Res & Tech Plc Rfid system
US7546089B2 (en) * 2004-12-23 2009-06-09 Triquint Semiconductor, Inc. Switchable directional coupler for use with RF devices
JP2007064765A (ja) * 2005-08-30 2007-03-15 Fujitsu Ltd Ｒｆｉｄタグ装置、ｒｆｉｄリーダライタ装置及び距離測定システム

Also Published As

Publication number Publication date
US20080012712A1 (en) 2008-01-17
US7907056B2 (en) 2011-03-15
JP4787945B2 (ja) 2011-10-05
EP1884881B1 (de) 2010-04-14
KR20080007181A (ko) 2008-01-17
JP2008022435A (ja) 2008-01-31
EP1884881A1 (de) 2008-02-06

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Legal Events

Date Code Title Description
8328 Change in the person/name/address of the agent

Representative=s name: DERZEIT KEIN VERTRETER BESTELLT

8364 No opposition during term of opposition