ATE319137T1 - Verstärkermodulation - Google Patents

Verstärkermodulation

Info

Publication number
ATE319137T1
ATE319137T1 AT02801667T AT02801667T ATE319137T1 AT E319137 T1 ATE319137 T1 AT E319137T1 AT 02801667 T AT02801667 T AT 02801667T AT 02801667 T AT02801667 T AT 02801667T AT E319137 T1 ATE319137 T1 AT E319137T1
Authority
AT
Austria
Prior art keywords
amplifier modulation
modulation
amplifier
Prior art date
Application number
AT02801667T
Other languages
English (en)
Inventor
Ronald D Jesme
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 ATE319137T1 publication Critical patent/ATE319137T1/de

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Near-Field Transmission Systems (AREA)
AT02801667T 2001-10-15 2002-10-08 Verstärkermodulation ATE319137T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/978,329 US6737973B2 (en) 2001-10-15 2001-10-15 Amplifier modulation

Publications (1)

Publication Number Publication Date
ATE319137T1 true ATE319137T1 (de) 2006-03-15

Family

ID=25525981

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02801667T ATE319137T1 (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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EP1796016A3 (de) * 2005-12-09 2009-11-04 Feig Electronic GmbH Rauscharme Sendevorrichtung mit hohem Wirkungsgrad und variabler Sendeleistung für eine Schreib-/Lesestation eines RFID-Systems
KR100641380B1 (ko) * 2006-01-12 2006-11-02 주식회사 디앤에스 테크놀로지 무선태그 시스템에서 리더기간 충돌 방지방법
ATE457186T1 (de) * 2006-02-24 2010-02-15 Kenergy Inc Klasse-e-funkfrequenz-leistungsverstärker mit rückmeldungssteuerung
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
AU2012323780A1 (en) * 2011-10-14 2014-05-29 Indice Pty Ltd Power control
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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Also Published As

Publication number Publication date
BRPI0213257B1 (pt) 2015-06-02
KR20040047922A (ko) 2004-06-05
US20030071731A1 (en) 2003-04-17
HK1067907A1 (en) 2005-04-22
MXPA04003393A (es) 2004-07-30
US6909326B2 (en) 2005-06-21
AU2002334917B2 (en) 2008-04-24
US6737973B2 (en) 2004-05-18
CN100351845C (zh) 2007-11-28
CA2462985A1 (en) 2003-04-24
DE60209565D1 (de) 2006-04-27
KR100966400B1 (ko) 2010-06-28
BR0213257A (pt) 2004-09-28
EP1436764B1 (de) 2006-03-01
WO2003034316A1 (en) 2003-04-24
DE60209565T2 (de) 2006-12-21
US20040183591A1 (en) 2004-09-23
JP2005506747A (ja) 2005-03-03
AR037101A1 (es) 2004-10-20
CN1568478A (zh) 2005-01-19
JP4146343B2 (ja) 2008-09-10
EP1436764A1 (de) 2004-07-14
NZ532231A (en) 2005-11-25

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