DE3928571C2 - - Google Patents

Info

Publication number
DE3928571C2
DE3928571C2 DE3928571A DE3928571A DE3928571C2 DE 3928571 C2 DE3928571 C2 DE 3928571C2 DE 3928571 A DE3928571 A DE 3928571A DE 3928571 A DE3928571 A DE 3928571A DE 3928571 C2 DE3928571 C2 DE 3928571C2
Authority
DE
Germany
Prior art keywords
signal
data
correlation
waves
read
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.)
Expired - Fee Related
Application number
DE3928571A
Other languages
German (de)
English (en)
Other versions
DE3928571A1 (de
Inventor
Shinichi Yokohama Kanagawa Jp Horinouchi
Kunihiko Kawasaki Kanagawa Jp Takeuchi
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.)
TOKYO KEIKI CO Ltd TOKIO/TOKYO JP
Original Assignee
TOKYO KEIKI CO Ltd TOKIO/TOKYO JP
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
Priority claimed from JP63215474A external-priority patent/JP2678025B2/ja
Priority claimed from JP63215472A external-priority patent/JP2561945B2/ja
Priority claimed from JP63215475A external-priority patent/JP2610955B2/ja
Application filed by TOKYO KEIKI CO Ltd TOKIO/TOKYO JP filed Critical TOKYO KEIKI CO Ltd TOKIO/TOKYO JP
Publication of DE3928571A1 publication Critical patent/DE3928571A1/de
Application granted granted Critical
Publication of DE3928571C2 publication Critical patent/DE3928571C2/de
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G06K7/0008—General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
    • 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
    • H04B1/69—Spread spectrum techniques
    • 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
    • H04B5/24—Inductive coupling
    • H04B5/26—Inductive coupling using coils
    • H04B5/263—Multiple coils at either side
    • 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
    • H04B5/24—Inductive coupling
    • H04B5/26—Inductive coupling using coils
    • H04B5/266—One coil at each side, e.g. with primary and secondary coils
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/103—Chirp modulation
    • 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
    • H04B5/24—Inductive coupling
    • 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)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Near-Field Transmission Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
DE3928571A 1988-08-30 1989-08-29 Speicherpackungssystem Granted DE3928571A1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP63215474A JP2678025B2 (ja) 1988-08-30 1988-08-30 読出書込装置と非接触メモリモジュール間のデータ通信方法
JP63215472A JP2561945B2 (ja) 1988-08-30 1988-08-30 読出書込装置と非接触メモリモジュール間のデータ通信方式
JP63215475A JP2610955B2 (ja) 1988-08-30 1988-08-30 読出書込装置と非接触メモリモジュール間のデータ通信方法

Publications (2)

Publication Number Publication Date
DE3928571A1 DE3928571A1 (de) 1990-03-22
DE3928571C2 true DE3928571C2 (enExample) 1993-01-14

Family

ID=27329760

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3928571A Granted DE3928571A1 (de) 1988-08-30 1989-08-29 Speicherpackungssystem

Country Status (3)

Country Link
US (1) US5070500A (enExample)
DE (1) DE3928571A1 (enExample)
GB (2) GB2223612B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10005503A1 (de) * 2000-02-08 2001-08-16 Atmel Germany Gmbh Verfahren zur Erhöhung der Manipulationssicherheit bei einer bidirektionalen, kontaktlosen Datenübertragung

Families Citing this family (46)

* Cited by examiner, † Cited by third party
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JPH02249319A (ja) * 1989-03-22 1990-10-05 Tokyo Keiki Co Ltd データ通信方式
FR2662320B1 (fr) * 1990-05-18 1994-05-13 Cemagref Dispositif de liaison sans contact pour relier des troncons de bus serie.
ES2067080T3 (es) * 1991-04-19 1995-03-16 Siemens Ag Instalacion para la transmision sin contacto de datos y energia asi como procedimiento para el funcionamiento de la misma.
GB2258371A (en) * 1991-07-17 1993-02-03 John Wolfgang Halpern A proximity data transfer method and device
US5268928A (en) * 1991-10-15 1993-12-07 Racal-Datacom, Inc. Data modem with remote firmware update
KR950004749B1 (ko) * 1991-10-25 1995-05-06 삼성전자주식회사 무선 전화기의 무접점 디지탈 파워 송수신 시스템
NL9201072A (nl) * 1992-06-18 1994-01-17 Nedap Nv Geintegreerde microgolf/inductieve transponder.
US5354975A (en) * 1992-07-01 1994-10-11 Tokimec Inc. Contactless data processing apparatus
JPH07509592A (ja) * 1992-07-31 1995-10-19 インテロン　コーポレーション Ｒｆネットワーク通信に適したスペクトラム拡散通信システム
US5347263A (en) * 1993-02-05 1994-09-13 Gnuco Technology Corporation Electronic identifier apparatus and method utilizing a single chip microcontroller and an antenna coil
US5506757A (en) * 1993-06-14 1996-04-09 Macsema, Inc. Compact electronic data module with nonvolatile memory
DE4327334C1 (de) * 1993-08-15 1995-01-12 Angewandte Digital Elektronik Chipkarte
DE4336897C1 (de) * 1993-10-28 1995-03-09 Siemens Ag Identifizierungssystem mit OFW-ID-Tags
US5517188A (en) * 1994-02-24 1996-05-14 Carroll; Gary T. Programmable identification apparatus and method therefor
JPH0816739A (ja) * 1994-06-24 1996-01-19 Tokimec Inc リーダライタとデータキャリアを用いたデータ処理装置
US5513334A (en) * 1994-06-27 1996-04-30 Microchip Technologies, Inc. Memory device with switching of data stream modes
JPH09508251A (ja) * 1994-10-18 1997-08-19 フィリップス エレクトロニクス ネムローゼ フェンノートシャップ トランシーバを有する通信ネットワーク
JPH08138018A (ja) * 1994-11-10 1996-05-31 Rikagaku Kenkyusho データ・キャリア・システム
DE19500805C2 (de) * 1995-01-13 2002-11-21 Adp Gauselmann Gmbh Datenübertragung zwischen einem Schreib-Lese-Gerät und einer batterielosen Chipkarte
US5539252A (en) * 1995-05-16 1996-07-23 Macsema, Inc. Fastener with onboard memory
DE19646747C1 (de) * 1996-11-01 1998-08-13 Nanotron Ges Fuer Mikrotechnik Verfahren zur drahtlosen Übertragung einer einem Signal aufgeprägten Nachricht
DE19646746C2 (de) * 1996-11-01 2003-09-18 Nanotron Technologies Gmbh Übertragungsverfahren zur drahtlosen Kommunikation mit einem implantierten medizinischen Gerät
DE19646748C2 (de) 1996-11-01 2003-03-20 Nanotron Ges Fuer Mikrotechnik Sicherungssystem
DE19646745C2 (de) * 1996-11-01 1999-07-08 Nanotron Ges Fuer Mikrotechnik Übertragungsverfahren und Anordnung zur Durchführung des Verfahrens
AU726982B2 (en) * 1996-12-25 2000-11-30 Sony Corporation Recording/reproduction apparatus, recording/reproduction method, input/output apparatus, input/output method, storage apparatus, transmission apparatus, information processing apparatus and information processing method
DE19716581C2 (de) * 1997-04-21 2000-01-20 Loh Kg Ritto Werk Bitserielles Übertragungsverfahren für einen Datenblock
US6393045B1 (en) * 1997-09-26 2002-05-21 Wherenet Corp. Spread spectrum baseband modulation of magnetic fields for communications and proximity sensing
WO2000005692A1 (en) * 1998-07-24 2000-02-03 Checkpoint Systems, Inc. Rfid system for detecting low power resonant tags
US6480699B1 (en) * 1998-08-28 2002-11-12 Woodtoga Holdings Company Stand-alone device for transmitting a wireless signal containing data from a memory or a sensor
DE19961777A1 (de) * 1999-12-21 2001-07-12 Rudolf Bannasch Verfahren und Vorrichtungen zur Informationsübertragung
DE10204317A1 (de) 2002-02-01 2003-08-14 Atmel Germany Gmbh Verfahren zur Übertragung von Daten
US7142813B1 (en) * 2002-06-21 2006-11-28 Commerciant, L.P. Short range wireless device interface with parasitic power supply
KR20070120616A (ko) * 2004-01-19 2007-12-24 세이코 엡슨 가부시키가이샤 전자 장치 및 무선 통신 단말
JP4519476B2 (ja) * 2004-02-03 2010-08-04 株式会社東芝 無線通信装置
GB0428046D0 (en) * 2004-12-22 2005-01-26 Artimi Ltd Contactless connector systems
US8190086B2 (en) * 2005-09-02 2012-05-29 Nec Corporation Transmission method, interface circuit, semiconductor device, semiconductor package, semiconductor module and memory module
WO2007056503A2 (en) * 2005-11-08 2007-05-18 Macsema, Inc. Information devices
WO2007059173A2 (en) * 2005-11-14 2007-05-24 Macsema, Inc. Systems and methods for monitoring system performance
US7908118B2 (en) * 2005-11-14 2011-03-15 Macsema, Inc. System and methods for testing, monitoring, and replacing equipment
GB2437350A (en) * 2006-04-19 2007-10-24 Hewlett Packard Development Co Data and Power Transmission via an Amplitude and Phase/Frequency Modulated Signal
US20080106415A1 (en) * 2006-11-08 2008-05-08 Macsema, Inc. Information tag
CA2712641A1 (en) 2008-02-25 2009-09-03 Tivo Inc. Stackable communications system
US9179395B2 (en) * 2010-01-18 2015-11-03 Qualcomm Incorporated Method and apparatus for mitigating data loss during autonomous system information reading
TWI492554B (zh) * 2013-07-04 2015-07-11 義守大學 訊號傳輸系統與訊號傳輸電路
JP2015069658A (ja) * 2013-09-26 2015-04-13 富士通株式会社 メモリ
WO2018111421A1 (en) * 2016-12-15 2018-06-21 General Electric Company Charging pads and methods for charging receiver devices having different frequency standards

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1572622A (en) * 1977-03-29 1980-07-30 Secr Defence Code synchronising apparatus
JPS63184184A (ja) * 1987-01-26 1988-07-29 Tokyo Keiki Co Ltd メモリパツケ−ジシステム
JPS63221951A (ja) * 1987-03-06 1988-09-14 Omron Tateisi Electronics Co 物品識別システム

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10005503A1 (de) * 2000-02-08 2001-08-16 Atmel Germany Gmbh Verfahren zur Erhöhung der Manipulationssicherheit bei einer bidirektionalen, kontaktlosen Datenübertragung
DE10005503C2 (de) * 2000-02-08 2003-01-30 Atmel Germany Gmbh Verfahren zur Erhöhung der Manipulationssicherheit bei einer bidirektionalen, kontaktlosen Datenübertragung

Also Published As

Publication number Publication date
US5070500A (en) 1991-12-03
GB2223612B (en) 1992-12-02
GB2223612A (en) 1990-04-11
GB9208246D0 (en) 1992-05-27
GB8919246D0 (en) 1989-10-04
GB2253083A (en) 1992-08-26
GB2253083B (en) 1992-12-02
DE3928571A1 (de) 1990-03-22

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee