DK2597773T3 - RF sender til elektrisk kort antenne - Google Patents

RF sender til elektrisk kort antenne

Info

Publication number
DK2597773T3
DK2597773T3 DK11190731.7T DK11190731T DK2597773T3 DK 2597773 T3 DK2597773 T3 DK 2597773T3 DK 11190731 T DK11190731 T DK 11190731T DK 2597773 T3 DK2597773 T3 DK 2597773T3
Authority
DK
Denmark
Prior art keywords
transmitter
electric short
short antenna
antenna
electric
Prior art date
Application number
DK11190731.7T
Other languages
English (en)
Inventor
Kåre Tais Christensen
Original Assignee
Oticon As
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 Oticon As filed Critical Oticon As
Application granted granted Critical
Publication of DK2597773T3 publication Critical patent/DK2597773T3/da

Links

Classifications

    • 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
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
DK11190731.7T 2011-11-25 2011-11-25 RF sender til elektrisk kort antenne DK2597773T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP11190731.7A EP2597773B1 (en) 2011-11-25 2011-11-25 RF transmitter for electrically short antenna

Publications (1)

Publication Number Publication Date
DK2597773T3 true DK2597773T3 (da) 2014-09-15

Family

ID=45033872

Family Applications (2)

Application Number Title Priority Date Filing Date
DK14167621T DK2775616T3 (da) 2011-11-25 2011-11-25 HF-sender til elektrisk kort antenne
DK11190731.7T DK2597773T3 (da) 2011-11-25 2011-11-25 RF sender til elektrisk kort antenne

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DK14167621T DK2775616T3 (da) 2011-11-25 2011-11-25 HF-sender til elektrisk kort antenne

Country Status (5)

Country Link
US (2) US9203446B2 (da)
EP (2) EP2775616B1 (da)
CN (1) CN103138780B (da)
AU (1) AU2012254960A1 (da)
DK (2) DK2775616T3 (da)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2775616B1 (en) * 2011-11-25 2019-08-28 Oticon A/s RF transmitter for electrically short antenna
US9771792B2 (en) * 2012-12-07 2017-09-26 Evolution Engineering Inc. Method and apparatus for multi-channel downhole electromagnetic telemetry
DE102014203429A1 (de) * 2014-02-26 2015-08-27 Siemens Aktiengesellschaft Redundierbare Eingangsschaltung, Eingangsschaltungseinheit mit mindestens einer Eingangsschaltung und Verfahren zum Betrieb einer solchen Eingangsschaltungseinheit
CN104852694A (zh) * 2015-04-14 2015-08-19 苏州卓智创芯电子科技有限公司 天线自调谐的低噪声放大器
US9803473B2 (en) 2015-10-23 2017-10-31 Schlumberger Technology Corporation Downhole electromagnetic telemetry receiver
CN108833023B (zh) * 2018-09-11 2024-08-30 上海掌门科技有限公司 侦听装置

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JPS5255359A (en) 1975-10-31 1977-05-06 Hitachi Ltd High-frequency amplifier circuit
US5196735A (en) * 1989-03-21 1993-03-23 Texas Instruments Deutschland Gmbh Circuit arrangement
JPH0962816A (ja) * 1994-10-06 1997-03-07 Mitsubishi Electric Corp 非接触ｉｃカードおよびこれを含む非接触ｉｃカードシステム
DE69935908T2 (de) * 1998-01-29 2008-01-10 Magellan Technology Pty. Ltd., Annandale Sende-empfänger
US6424820B1 (en) * 1999-04-02 2002-07-23 Interval Research Corporation Inductively coupled wireless system and method
FR2792130B1 (fr) * 1999-04-07 2001-11-16 St Microelectronics Sa Transpondeur electromagnetique a fonctionnement en couplage tres proche
DE60037989T2 (de) * 1999-09-22 2009-02-26 Em Microelectronic-Marin S.A., Marin Transponder für unterschiedliche Einsatzzwecke
US6229494B1 (en) * 2000-02-18 2001-05-08 Bae Systems Advanced Systems Radiation synthesizer systems and methods
US7081693B2 (en) * 2002-03-07 2006-07-25 Microstrain, Inc. Energy harvesting for wireless sensor operation and data transmission
JP3870922B2 (ja) * 2003-04-01 2007-01-24 セイコーエプソン株式会社 非接触タグ用の電子回路及び非接触タグ
US7120399B2 (en) * 2003-04-25 2006-10-10 Broadcom Corporation High speed CMOS transmit-receive antenna switch
US7014112B2 (en) * 2003-04-29 2006-03-21 Hewlett-Packard Development Company, L.P. Electronic identification label and interrogator for use therewith
US7474149B2 (en) * 2005-03-25 2009-01-06 Pulsewave Rf, Inc. Radio frequency power amplifier and method using a controlled supply
DE102005015594B4 (de) * 2005-04-05 2007-04-12 Texas Instruments Deutschland Gmbh Berührungsloses Zugangssystem und Wegfahrsperre mit unterschiedlichen Frequenzen unter Verwendung derselben Antennenspule
US20060273882A1 (en) * 2005-06-01 2006-12-07 Intel Corporation RFID tag with separate transmit and receive clocks and related method
US7528725B2 (en) 2005-07-15 2009-05-05 Allflex U.S.A., Inc. Passive dynamic antenna tuning circuit for a radio frequency identification reader
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FR2911805B1 (fr) 2007-01-25 2009-12-04 Lionel Zanon Coupe-tubes orbital interieur et exterieur autocentreur et portable
US7804454B1 (en) * 2007-04-13 2010-09-28 The United States Of America As Represented By The Secretary Of The Navy Active high frequency transmitter antenna assembly
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CN101373957B (zh) * 2007-08-24 2010-08-25 锐迪科创微电子（北京）有限公司 数字增益控制方法及电路
DE102007049560B4 (de) * 2007-10-16 2013-07-11 Texas Instruments Deutschland Gmbh RFID-Transponder mit hoher Abwärtsdatengeschwindigkeit
US8965461B2 (en) * 2008-05-13 2015-02-24 Qualcomm Incorporated Reverse link signaling via receive antenna impedance modulation
DK2124346T3 (da) * 2008-05-21 2018-11-05 Nautel Ltd Forstærker med effektgenoprettelse fra en smalbåndsantenne
CA2756089A1 (en) * 2009-03-23 2010-09-30 Widex A/S Method for establishing short-range, wireless communication between a mobile phone and a hearing aid
EP2367294B1 (en) 2010-03-10 2015-11-11 Oticon A/S Wireless communication system with a modulation bandwidth exceeding the bandwidth of the transmitter and/or receiver antennas
JP2013059236A (ja) * 2011-09-09 2013-03-28 Sony Corp 検知装置、受電装置、送電装置、非接触電力伝送システム及び検知方法
JP5780894B2 (ja) * 2011-09-16 2015-09-16 株式会社半導体エネルギー研究所 非接触給電システム
EP2775616B1 (en) * 2011-11-25 2019-08-28 Oticon A/s RF transmitter for electrically short antenna

Also Published As

Publication number Publication date
EP2597773A1 (en) 2013-05-29
DK2775616T3 (da) 2019-11-11
US20130137387A1 (en) 2013-05-30
EP2775616B1 (en) 2019-08-28
EP2597773B1 (en) 2014-06-11
AU2012254960A1 (en) 2013-06-13
EP2775616A3 (en) 2014-11-05
CN103138780A (zh) 2013-06-05
EP2775616A2 (en) 2014-09-10
US9509345B2 (en) 2016-11-29
US20160049967A1 (en) 2016-02-18
US9203446B2 (en) 2015-12-01
CN103138780B (zh) 2017-06-30

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