DE60209565D1 - Verstärkermodulation - Google Patents

Verstärkermodulation

Info

Publication number
DE60209565D1
DE60209565D1 DE60209565T DE60209565T DE60209565D1 DE 60209565 D1 DE60209565 D1 DE 60209565D1 DE 60209565 T DE60209565 T DE 60209565T DE 60209565 T DE60209565 T DE 60209565T DE 60209565 D1 DE60209565 D1 DE 60209565D1
Authority
DE
Germany
Prior art keywords
modulation
amp modulation
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
DE60209565T
Other languages
English (en)
Other versions
DE60209565T2 (de
Inventor
D Jesme
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.)
3M Innovative Properties Co
Original Assignee
3M Innovative Properties Co
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 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Application granted granted Critical
Publication of DE60209565D1 publication Critical patent/DE60209565D1/de
Publication of DE60209565T2 publication Critical patent/DE60209565T2/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
    • 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
    • G06K7/0008—General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/217—Class D power amplifiers; Switching amplifiers
    • H03F3/2176—Class E amplifiers
DE60209565T 2001-10-15 2002-10-08 Verstärkermodulation Expired - Lifetime DE60209565T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US978329 2001-10-15
US09/978,329 US6737973B2 (en) 2001-10-15 2001-10-15 Amplifier modulation
PCT/US2002/032170 WO2003034316A1 (en) 2001-10-15 2002-10-08 Amplifier modulation

Publications (2)

Publication Number Publication Date
DE60209565D1 true DE60209565D1 (de) 2006-04-27
DE60209565T2 DE60209565T2 (de) 2006-12-21

Family

ID=25525981

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60209565T Expired - Lifetime DE60209565T2 (de) 2001-10-15 2002-10-08 Verstärkermodulation

Country Status (15)

Country Link
US (2) US6737973B2 (de)
EP (1) EP1436764B1 (de)
JP (1) JP4146343B2 (de)
KR (1) KR100966400B1 (de)
CN (1) CN100351845C (de)
AR (1) AR037101A1 (de)
AT (1) ATE319137T1 (de)
AU (1) AU2002334917B2 (de)
BR (1) BRPI0213257B1 (de)
CA (1) CA2462985A1 (de)
DE (1) DE60209565T2 (de)
HK (1) HK1067907A1 (de)
MX (1) MXPA04003393A (de)
NZ (1) NZ532231A (de)
WO (1) WO2003034316A1 (de)

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US7148804B2 (en) * 2004-11-08 2006-12-12 Checkpoint Systems, Inc. System and method for detecting EAS/RFID tags using step listen
US7339476B2 (en) 2004-11-10 2008-03-04 Rockwell Automation Technologies, Inc. Systems and methods that integrate radio frequency identification (RFID) technology with industrial controllers
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US7546089B2 (en) 2004-12-23 2009-06-09 Triquint Semiconductor, Inc. Switchable directional coupler for use with RF devices
US20060168289A1 (en) * 2004-12-30 2006-07-27 Nokia Corporation System and method for signaling clients for multimedia streaming
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US7388491B2 (en) * 2005-07-20 2008-06-17 Rockwell Automation Technologies, Inc. Mobile RFID reader with integrated location awareness for material tracking and management
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US7931197B2 (en) 2005-09-20 2011-04-26 Rockwell Automation Technologies, Inc. RFID-based product manufacturing and lifecycle management
US8025227B2 (en) 2005-09-30 2011-09-27 Rockwell Automation Technologies, Inc. Access to distributed databases via pointer stored in RFID tag
EP2302559B1 (de) 2005-12-09 2014-01-15 Feig Electronic GmbH Rauscharme Sendevorrichtung mit hohem Wirkungsgrad und variablem Modulationsgrad für eine Schreib-/Lesestation eines RFID-Systems
KR100641380B1 (ko) * 2006-01-12 2006-11-02 주식회사 디앤에스 테크놀로지 무선태그 시스템에서 리더기간 충돌 방지방법
EP1986737A1 (de) * 2006-02-24 2008-11-05 Kenergy Inc Hf-verstärker der klasse e zur verwendung mit einer implantierbaren medizinischen vorrichtung
JP4257346B2 (ja) * 2006-06-27 2009-04-22 株式会社東芝 電力増幅器
US7710275B2 (en) 2007-03-16 2010-05-04 Promega Corporation RFID reader enclosure and man-o-war RFID reader system
CN101217213B (zh) * 2007-12-26 2012-05-23 蒋小平 汽车顶置天线装置
US7872543B2 (en) * 2008-06-05 2011-01-18 Qualcomm, Incorporated Bi-polar modulator
KR20110069831A (ko) * 2008-10-03 2011-06-23 가부시키가이샤 한도오따이 에네루기 켄큐쇼 변조회로 및 그것을 갖는 반도체장치
US9166533B2 (en) * 2009-07-30 2015-10-20 Qualcomm Incorporated Bias current monitor and control mechanism for amplifiers
US8559873B2 (en) * 2009-11-20 2013-10-15 Qualcomm Incorporated Forward link signaling within a wireless power system
DE202011004942U1 (de) 2011-04-06 2011-07-01 BALLUFF GmbH, 73765 Rauscharme Sende-/Empfangseinrichtung
JP2014528688A (ja) 2011-10-14 2014-10-27 インディス、プロプライエタリー、リミテッドＩｎｄｉｃｅ Ｐｔｙ Ｌｔｄ 電力制御
JP5706298B2 (ja) 2011-11-24 2015-04-22 住友電気工業株式会社 スイッチング回路及び包絡線信号増幅器
FR2987962B1 (fr) * 2012-03-08 2017-01-27 Xiring Dispositif d'emission de donnees par couplage inductif
CN102684712B (zh) * 2012-04-25 2017-04-19 中国工程物理研究院电子工程研究所 一种高效率调频发射机、功率放大器电路结构及设计方法
KR101385157B1 (ko) * 2012-08-31 2014-04-21 재단법인 포항산업과학연구원 공진 부스터가 구비된 이(ｅ)급 고주파 파워 앰프 시스템
DE102013205420B4 (de) 2013-03-27 2016-12-15 Siemens Healthcare Gmbh Hochfrequenzleistungsverstärker
CN104252637A (zh) * 2013-06-26 2014-12-31 成都新方洲信息技术有限公司 基于rfid系统应用的ic卡
FR3035285B1 (fr) * 2015-04-14 2017-05-12 St Microelectronics Grenoble 2 Circuit d'amplification de puissance de signaux radiofrequence
GB201701849D0 (en) * 2017-02-03 2017-03-22 Novelda As Pulse generator
CN109658661B (zh) * 2018-12-10 2020-10-16 江苏科技大学 一种监管系统及其实现方法
EP3751462B1 (de) 2019-06-11 2022-01-05 Nxp B.V. Transponder und entsprechendes betriebsverfahren

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US5955950A (en) 1998-07-24 1999-09-21 Checkpoint Systems, Inc. Low noise signal generator for use with an RFID system
ATE464614T1 (de) 1998-08-14 2010-04-15 3M Innovative Properties Co Verfahren zur verwendung eines tragbaren rfid- lesegeräts
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US6396341B1 (en) * 2000-12-29 2002-05-28 Ericsson Inc. Class E Doherty amplifier topology for high efficiency signal transmitters
US6737973B2 (en) * 2001-10-15 2004-05-18 3M Innovative Properties Company Amplifier modulation
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Also Published As

Publication number Publication date
DE60209565T2 (de) 2006-12-21
US20040183591A1 (en) 2004-09-23
NZ532231A (en) 2005-11-25
KR20040047922A (ko) 2004-06-05
JP4146343B2 (ja) 2008-09-10
JP2005506747A (ja) 2005-03-03
KR100966400B1 (ko) 2010-06-28
CN1568478A (zh) 2005-01-19
MXPA04003393A (es) 2004-07-30
CA2462985A1 (en) 2003-04-24
EP1436764A1 (de) 2004-07-14
WO2003034316A1 (en) 2003-04-24
AR037101A1 (es) 2004-10-20
BRPI0213257B1 (pt) 2015-06-02
HK1067907A1 (en) 2005-04-22
AU2002334917B2 (en) 2008-04-24
EP1436764B1 (de) 2006-03-01
US6909326B2 (en) 2005-06-21
BR0213257A (pt) 2004-09-28
ATE319137T1 (de) 2006-03-15
US20030071731A1 (en) 2003-04-17
US6737973B2 (en) 2004-05-18
CN100351845C (zh) 2007-11-28

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Legal Events

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8364 No opposition during term of opposition