DE3782203T2 - Antennensysteme. - Google Patents

Antennensysteme.

Info

Publication number
DE3782203T2
DE3782203T2 DE8787901100T DE3782203T DE3782203T2 DE 3782203 T2 DE3782203 T2 DE 3782203T2 DE 8787901100 T DE8787901100 T DE 8787901100T DE 3782203 T DE3782203 T DE 3782203T DE 3782203 T2 DE3782203 T2 DE 3782203T2
Authority
DE
Germany
Prior art keywords
parts
aerial
aerials
pct
transmit
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 - Lifetime
Application number
DE8787901100T
Other languages
English (en)
Other versions
DE3782203D1 (de
Inventor
Kevin O'farrel
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.)
Cotag International Ltd
Original Assignee
Cotag International 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 Cotag International Ltd filed Critical Cotag International Ltd
Publication of DE3782203D1 publication Critical patent/DE3782203D1/de
Application granted granted Critical
Publication of DE3782203T2 publication Critical patent/DE3782203T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06K7/10336—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 near field type, inductive coil
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
    • H01Q1/521—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas
    • H01Q1/525—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas between emitting and receiving antennas
    • H04B5/26—
    • H04B5/45—
DE8787901100T 1986-02-06 1987-02-06 Antennensysteme. Expired - Lifetime DE3782203T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB868602913A GB8602913D0 (en) 1986-02-06 1986-02-06 Aerial systems
PCT/GB1987/000096 WO1987004865A1 (en) 1986-02-06 1987-02-06 Aerial systems

Publications (2)

Publication Number Publication Date
DE3782203D1 DE3782203D1 (de) 1992-11-19
DE3782203T2 true DE3782203T2 (de) 1993-02-25

Family

ID=10592604

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787901100T Expired - Lifetime DE3782203T2 (de) 1986-02-06 1987-02-06 Antennensysteme.

Country Status (7)

Country Link
US (1) US4922261A (de)
EP (1) EP0253877B1 (de)
JP (1) JPS63502394A (de)
AT (1) ATE81567T1 (de)
DE (1) DE3782203T2 (de)
GB (2) GB8602913D0 (de)
WO (1) WO1987004865A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007019672A1 (de) * 2006-12-27 2008-08-14 Ifm Electronic Gmbh Sende- und Empfangsvorrichtung für ein Funkerkennungssystem

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5012236A (en) * 1989-05-26 1991-04-30 Trovan Limited Electromagnetic energy transmission and detection apparatus
US5182568A (en) * 1990-05-21 1993-01-26 Motorola, Inc. Loss cancellation element for an integral antenna receiver
US5218371A (en) * 1990-08-14 1993-06-08 Sensormatic Electronics Corporation Antenna array for enhanced field falloff
US5206639A (en) * 1990-10-25 1993-04-27 Timex Corporation Single antenna dual frequency transponder
US5250944A (en) * 1990-10-29 1993-10-05 Bio Medic Data Systems, Inc. Antenna and driving circuit for transmitting and receiving images to and from a passive transponder
JPH04321190A (ja) * 1991-04-22 1992-11-11 Mitsubishi Electric Corp 非接触型携帯記憶装置のアンテナ回路
JP3282082B2 (ja) * 1992-03-26 2002-05-13 アイシン精機株式会社 円偏波用線状アンテナ
EP0594375A3 (de) * 1992-10-22 1995-03-15 Pilkington Glass Ltd Fensterscheibe mit induktiver Schleifenantenne.
CN1185865A (zh) * 1995-05-30 1998-06-24 传感电子公司 用于改进询问场分布的eas系统天线结构
US5602556A (en) * 1995-06-07 1997-02-11 Check Point Systems, Inc. Transmit and receive loop antenna
JP3528367B2 (ja) * 1995-09-30 2004-05-17 ソニーケミカル株式会社 リーダ・ライタ用アンテナ
DE19600233A1 (de) * 1996-01-05 1997-07-10 Aeg Identifikationssys Gmbh Transponder-Abfragegerät und Transpondersystem mit einem solchen Abfragegerät
DE19610289A1 (de) * 1996-03-15 1997-08-28 Siemens Ag Sendespule
US6134420A (en) * 1996-11-01 2000-10-17 Plantronics, Inc. Vector measuring aerial arrays for magnetic induction communication systems
US6061030A (en) * 1996-11-01 2000-05-09 Plantronics, Inc. Aerial arrays for magnetic induction communication systems having limited power supplies
US6176433B1 (en) * 1997-05-15 2001-01-23 Hitachi, Ltd. Reader/writer having coil arrangements to restrain electromagnetic field intensity at a distance
US7221256B2 (en) * 1997-05-20 2007-05-22 Johnson Controls Technology Company Trainable transceiver
GB2333665B (en) * 1998-01-24 2000-11-29 Gpt Ltd Transaction system
US6509883B1 (en) * 1998-06-26 2003-01-21 Racal Antennas Limited Signal coupling methods and arrangements
US6960984B1 (en) * 1999-12-08 2005-11-01 University Of North Carolina Methods and systems for reactively compensating magnetic current loops
FR2808127B1 (fr) * 2000-04-21 2003-08-15 A S K Antenne de lecteur d'un systeme d'emission/reception sans contact
US6584301B1 (en) * 2000-05-25 2003-06-24 Motorola, Inc. Inductive reader device and method with integrated antenna and signal coupler
US6462481B1 (en) 2000-07-06 2002-10-08 Applied Materials Inc. Plasma reactor having a symmetric parallel conductor coil antenna
US6409933B1 (en) 2000-07-06 2002-06-25 Applied Materials, Inc. Plasma reactor having a symmetric parallel conductor coil antenna
US6685798B1 (en) * 2000-07-06 2004-02-03 Applied Materials, Inc Plasma reactor having a symmetrical parallel conductor coil antenna
US6694915B1 (en) 2000-07-06 2004-02-24 Applied Materials, Inc Plasma reactor having a symmetrical parallel conductor coil antenna
US6414648B1 (en) * 2000-07-06 2002-07-02 Applied Materials, Inc. Plasma reactor having a symmetric parallel conductor coil antenna
ITAR20000040A1 (it) * 2000-09-08 2002-03-08 Alessandro Manneschi Trasduttore lettore di transponder per il controllo dei passaggi
JP2002261534A (ja) * 2001-03-02 2002-09-13 Yoshikawa Rf System Kk データキャリア用送信受信組アンテナ
FR2822595B1 (fr) * 2001-03-20 2005-04-08 Valeo Electronique Antenne a spires emettrices de signaux dans une bande determinee de frequences
US7978078B2 (en) * 2001-12-21 2011-07-12 Sensormatic Electronics, LLC Magnetic core transceiver for electronic article surveillance marker detection
US6970082B2 (en) * 2002-07-29 2005-11-29 Johnson Controls Technology Company System and method of communicating home security data between a vehicle and a home
US20110163882A1 (en) * 2003-04-09 2011-07-07 Visible Assets, Inc. Passive Low Frequency Inductive Tagging
US8026819B2 (en) * 2005-10-02 2011-09-27 Visible Assets, Inc. Radio tag and system
US8378841B2 (en) * 2003-04-09 2013-02-19 Visible Assets, Inc Tracking of oil drilling pipes and other objects
US8681000B2 (en) * 2003-04-09 2014-03-25 Visible Assets, Inc. Low frequency inductive tagging for lifecycle management
US20110163857A1 (en) * 2003-04-09 2011-07-07 Visible Assets, Inc. Energy Harvesting for Low Frequency Inductive Tagging
WO2006020187A2 (en) * 2004-07-16 2006-02-23 The University Of North Carolina At Chapel Hill Methods, systems and computer program products for full spectrum projection
US7390395B2 (en) * 2005-06-23 2008-06-24 Saleh Elomari Hydrocarbon conversion using molecular sieve SSZ-56
JP4696923B2 (ja) * 2006-01-19 2011-06-08 横河電機株式会社 アンテナとそれを用いた無線タグ装置および無線タグ通信装置
US7925223B2 (en) * 2007-07-24 2011-04-12 Infineon Technologies Ag Coil pair with carrier suppression
JP5029371B2 (ja) * 2008-01-08 2012-09-19 パナソニック株式会社 アンテナ装置およびその調整方法
US8660487B2 (en) * 2009-06-03 2014-02-25 Infineon Technologies Ag Contactless data transmission
WO2010146662A1 (ja) * 2009-06-16 2010-12-23 株式会社ビー・アンド・プラス 双方向伝送用コイルおよびこれを用いた双方向伝送装置
ES2823456T3 (es) 2009-06-25 2021-05-07 Univ North Carolina Chapel Hill Método y sistema para utilizar postes unidos a una superficie accionados para evaluar la reología de fluidos biológicos
EP2328234A1 (de) * 2009-11-19 2011-06-01 Panasonic Corporation Sende-/Empfangsantenne und Sende-/Empfangsvorrichtung damit
US8508342B2 (en) * 2009-11-19 2013-08-13 Panasonic Corporation Transmitting / receiving antenna and transmitter / receiver device using the same
WO2014081383A1 (en) 2012-11-23 2014-05-30 Delaval Holding Ab Registering of a transponder tag via an alternating electromagnetic field
US9293825B2 (en) * 2013-03-15 2016-03-22 Verifone, Inc. Multi-loop antenna system for contactless applications
US9651703B2 (en) 2014-04-28 2017-05-16 The United States Of America, As Represented By The Secretary Of The Army Constant phase
CN208548459U (zh) * 2016-01-07 2019-02-26 株式会社村田制作所 复合天线及电子设备
TWI820052B (zh) * 2017-11-21 2023-11-01 台灣東電化股份有限公司 無線裝置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE474438C (de) * 1929-04-02 Alfred Dambitsch Rahmenantenne
GB573978A (en) * 1940-04-04 1945-12-17 James Robinson Improvements in or relating to radio receiving and transmitting systems
US2597518A (en) * 1949-10-17 1952-05-20 Motorola Inc Vehicle detecting system
US2779908A (en) * 1952-04-12 1957-01-29 Westinghouse Air Brake Co Means for reducing electro-magnetic coupling
FR2096670B1 (de) * 1970-05-20 1974-03-15 Thomson Csf
US4233607A (en) * 1977-10-28 1980-11-11 Ball Corporation Apparatus and method for improving r.f. isolation between adjacent antennas
ZA7994B (en) * 1978-01-11 1980-01-30 Tag Radionics Ltd Presence sensing system
SU1068051A3 (ru) * 1980-05-19 1984-01-15 Таг Радионикс Лимитед (Фирма) Устройство дл передачи и приема сигналов
US4514731A (en) * 1981-07-14 1985-04-30 Falck John B Coded information arrangement
US4542532A (en) * 1984-03-09 1985-09-17 Medtronic, Inc. Dual-antenna transceiver
US4633250A (en) * 1985-01-07 1986-12-30 Allied Corporation Coplanar antenna for proximate surveillance systems

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007019672A1 (de) * 2006-12-27 2008-08-14 Ifm Electronic Gmbh Sende- und Empfangsvorrichtung für ein Funkerkennungssystem
DE102007019672B4 (de) * 2006-12-27 2017-07-27 Ifm Electronic Gmbh Sende- und Empfangsvorrichtung für ein Funkerkennungssystem

Also Published As

Publication number Publication date
EP0253877A1 (de) 1988-01-27
US4922261A (en) 1990-05-01
ATE81567T1 (de) 1992-10-15
GB8723426D0 (en) 1987-11-11
WO1987004865A1 (en) 1987-08-13
GB8602913D0 (en) 1986-03-12
GB2195055B (en) 1990-01-24
JPS63502394A (ja) 1988-09-08
DE3782203D1 (de) 1992-11-19
EP0253877B1 (de) 1992-10-14
GB2195055A (en) 1988-03-23

Similar Documents

Publication Publication Date Title
DE3782203D1 (de) Antennensysteme.
ES8705663A1 (es) Un sistema de respondedor.
DE3788427D1 (de) System zur automatischen abstimmung einer antenne für tragbare kommunikationsanlagen.
DK90282A (da) Mikroboelgemodtageudstyr
ES477673A1 (es) Sistema de antenas para su uso en un sistema de seguridad electronico.
BR8207862A (pt) Sistema de transmissao de sinal transcutaneo e processos
FR2386050A1 (fr) Dispositif d'identification d'objets
MY117523A (en) Multi-mode signal processing
ATE153153T1 (de) Abfragestation zur identifizierung mit separaten sende- und empfangsantennen
GB1235888A (en) Improvements in or relating to radio transmission systems for communication with moving bodies
CA2061966A1 (en) Integrated electronic warfare antenna receiver
EP0084400A3 (en) Detection system
EP0354308A3 (de) Integriertes System für Terahertz-Elektromagnetwellen
DE68916464D1 (de) Übertragungssystem mit Wechselstrom-Kopplungsempfängerschaltung.
DE59309704D1 (de) Schaltungsanordnung zur ankopplung einer sendeeinheit an eine übertragungsleitung
JPS5596732A (en) Electromagnetic wave communication transmitting system
SE8504933L (sv) Anordning for utsendning av hogfrekventa elektromagnetiska signaler
DE69326336T2 (de) Antenne mit gefalteter linse
FR2830085B1 (fr) Dispositif universel de connexion/reception pour un imageur par resonance magnetique nucleaire
GB2001507A (en) Communication system
JPS6429131A (en) Transmission/reception antenna sharing system
UA11089A (uk) Ситема зв`язку
JPS5425482A (en) Slip ring
JPS57176862A (en) Data transmitting system
ATE34494T1 (de) Antennensteckdose.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition