DK1437829T3 - Fremgangsmåde og integreret kredslöb til tuning af en LC-resonator, og elektrisk apparat der omfatter en LC-resonator - Google Patents

Fremgangsmåde og integreret kredslöb til tuning af en LC-resonator, og elektrisk apparat der omfatter en LC-resonator

Info

Publication number
DK1437829T3
DK1437829T3 DK03405006T DK03405006T DK1437829T3 DK 1437829 T3 DK1437829 T3 DK 1437829T3 DK 03405006 T DK03405006 T DK 03405006T DK 03405006 T DK03405006 T DK 03405006T DK 1437829 T3 DK1437829 T3 DK 1437829T3
Authority
DK
Denmark
Prior art keywords
resonator
tuning
integrated circuit
electrical apparatus
electrical
Prior art date
Application number
DK03405006T
Other languages
English (en)
Inventor
Francois Callias
Reto Philp
Rainer Platz
Original Assignee
Phonak Comm Ag
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 Phonak Comm Ag filed Critical Phonak Comm Ag
Application granted granted Critical
Publication of DK1437829T3 publication Critical patent/DK1437829T3/da

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • 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
    • H03J5/24—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 with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
    • H03J5/246—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 with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection using electronic means
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J2200/00—Indexing scheme relating to tuning resonant circuits and selecting resonant circuits
    • H03J2200/10—Tuning of a resonator by means of digitally controlled capacitor bank

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Filters And Equalizers (AREA)
  • Networks Using Active Elements (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Transmitters (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
DK03405006T 2003-01-09 2003-01-09 Fremgangsmåde og integreret kredslöb til tuning af en LC-resonator, og elektrisk apparat der omfatter en LC-resonator DK1437829T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP03405006A EP1437829B1 (en) 2003-01-09 2003-01-09 Method and integrated circuit for tuning an LC resonator and electrical apparatus comprising an LC resonator
US10/339,528 US20040137865A1 (en) 2003-01-09 2003-01-09 Method and integrated circuit for tuning an LC resonator and electrical apparatus comprising an LC resonator

Publications (1)

Publication Number Publication Date
DK1437829T3 true DK1437829T3 (da) 2008-07-14

Family

ID=33312116

Family Applications (1)

Application Number Title Priority Date Filing Date
DK03405006T DK1437829T3 (da) 2003-01-09 2003-01-09 Fremgangsmåde og integreret kredslöb til tuning af en LC-resonator, og elektrisk apparat der omfatter en LC-resonator

Country Status (7)

Country Link
US (1) US20040137865A1 (da)
EP (1) EP1437829B1 (da)
JP (1) JP4283657B2 (da)
CA (1) CA2448316A1 (da)
DE (1) DE60319665T2 (da)
DK (1) DK1437829T3 (da)
IL (1) IL158763A0 (da)

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US20080211621A1 (en) 2005-05-23 2008-09-04 Nxp B.V. Electronic Communication System, in Particular Authentication Control System, as Well as Corresponding Method
US20070257699A1 (en) * 2006-04-20 2007-11-08 Moises Cases Multi-memory module circuit topology
EP1876708B1 (en) * 2006-07-06 2008-09-10 Dibcom Integrated tuner circuit with antenna control
US20080079587A1 (en) * 2006-09-29 2008-04-03 Ahmadreza Rofougaran Method And System For Utilizing Magnetic On-Chip Coil For Ultra High Frequency (UHF)
US8081940B2 (en) * 2006-09-29 2011-12-20 Broadcom Corporation Method and system for dynamically tuning and calibrating an antenna using an on-chip digitally controlled array of capacitors
ES2326298B1 (es) * 2006-11-27 2010-07-05 Datamars, S.A. Dispositivo electronico para la identificacion por radio frecuencia y metodo para el ajuste de la frecuencia de resonancia de dicho dispositivo electronico.
JP4310661B2 (ja) * 2007-02-05 2009-08-12 ソニー株式会社 同調回路用ｉｃおよびこれを使った受信回路
JP4693801B2 (ja) * 2007-03-05 2011-06-01 日本無線株式会社 コンデンサ切り替え回路
JP2009049813A (ja) * 2007-08-21 2009-03-05 Sanyo Electric Co Ltd ラジオチューナー用の半導体装置及びその製造方法
JP5023965B2 (ja) * 2007-10-26 2012-09-12 ソニー株式会社 リーダ／ライタ装置および非接触データキャリアシステム
JP4557086B2 (ja) * 2008-06-24 2010-10-06 カシオ計算機株式会社 電波受信装置
JP4715926B2 (ja) * 2009-01-14 2011-07-06 カシオ計算機株式会社 電波受信装置
JP4816764B2 (ja) 2009-05-28 2011-11-16 カシオ計算機株式会社 電波受信装置
US9479225B2 (en) * 2010-05-13 2016-10-25 Qualcomm Incorporated Resonance detection and control within a wireless power system
TWI418155B (zh) * 2011-03-23 2013-12-01 Amiccom Electronics Corp 自動校正天線共振頻率的電路及其方法
KR101353143B1 (ko) 2012-03-27 2014-01-23 삼성전기주식회사 하이브리드 가변 커패시터, 알에프 장치, 하이브리드 가변 커패시터 제조방법 및 가변 커패시터 조정 방법
KR101931256B1 (ko) * 2012-07-25 2018-12-20 삼성전자주식회사 무선 전력 수신 장치 및 방법
CN103151853A (zh) * 2013-04-03 2013-06-12 天津工业大学 无线电能传输阻抗自动匹配装置
JP6043247B2 (ja) * 2013-07-12 2016-12-14 デクセリアルズ株式会社 制御回路、共振回路、電子機器、制御方法、制御プログラム、及び半導体素子
DE102015005927A1 (de) 2015-05-07 2016-11-10 Finepower Gmbh Vorrichtung und Verfahren zur adaptiven Kompensation eines Schwingkreises
TWI662760B (zh) 2017-08-21 2019-06-11 國立交通大學 具備校正電感電容共振頻率功能之共振式磁耦合無線傳能系統
CN110096167A (zh) * 2019-05-10 2019-08-06 鲁伯特（北京）教育科技有限公司 一种电磁笔的lc谐振电路以及提高q值的方法
KR20220017291A (ko) 2020-08-04 2022-02-11 삼성전기주식회사 커패시터 회로 및 이를 포함하는 가변 커패시턴스 시스템

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Also Published As

Publication number Publication date
EP1437829A1 (en) 2004-07-14
US20040137865A1 (en) 2004-07-15
EP1437829B1 (en) 2008-03-12
DE60319665D1 (de) 2008-04-24
DE60319665T2 (de) 2009-04-02
JP2004222249A (ja) 2004-08-05
IL158763A0 (en) 2004-05-12
CA2448316A1 (en) 2004-07-09
JP4283657B2 (ja) 2009-06-24

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