ATE445932T1 - System und verfahren zur kupplung einer last mit einer kommunikationsanordnung - Google Patents

System und verfahren zur kupplung einer last mit einer kommunikationsanordnung

Info

Publication number
ATE445932T1
ATE445932T1 AT02255904T AT02255904T ATE445932T1 AT E445932 T1 ATE445932 T1 AT E445932T1 AT 02255904 T AT02255904 T AT 02255904T AT 02255904 T AT02255904 T AT 02255904T AT E445932 T1 ATE445932 T1 AT E445932T1
Authority
AT
Austria
Prior art keywords
load
impedance
signal
coupling
communication arrangement
Prior art date
Application number
AT02255904T
Other languages
English (en)
Inventor
Nicolaos G Alexopoulos
Flaviis Franco De
Original Assignee
Broadcom Corp
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 Broadcom Corp filed Critical Broadcom Corp
Application granted granted Critical
Publication of ATE445932T1 publication Critical patent/ATE445932T1/de

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03HIMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/38Impedance-matching networks
    • H03H7/40Automatic matching of load impedance to source impedance

Landscapes

  • Transceivers (AREA)
  • Transmitters (AREA)
  • Mobile Radio Communication Systems (AREA)
AT02255904T 2001-08-24 2002-08-23 System und verfahren zur kupplung einer last mit einer kommunikationsanordnung ATE445932T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/935,701 US6608603B2 (en) 2001-08-24 2001-08-24 Active impedance matching in communications systems

Publications (1)

Publication Number Publication Date
ATE445932T1 true ATE445932T1 (de) 2009-10-15

Family

ID=25467535

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02255904T ATE445932T1 (de) 2001-08-24 2002-08-23 System und verfahren zur kupplung einer last mit einer kommunikationsanordnung

Country Status (4)

Country Link
US (2) US6608603B2 (de)
EP (1) EP1289139B1 (de)
AT (1) ATE445932T1 (de)
DE (1) DE60234004D1 (de)

Families Citing this family (82)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8064188B2 (en) 2000-07-20 2011-11-22 Paratek Microwave, Inc. Optimized thin film capacitors
US8744384B2 (en) 2000-07-20 2014-06-03 Blackberry Limited Tunable microwave devices with auto-adjusting matching circuit
US7209792B1 (en) * 2001-05-24 2007-04-24 Advanced Bionics Corporation RF-energy modulation system through dynamic coil detuning
US6608603B2 (en) * 2001-08-24 2003-08-19 Broadcom Corporation Active impedance matching in communications systems
US6940467B2 (en) * 2003-01-10 2005-09-06 Atmel Germany Gmbh Circuit arrangement and method for deriving electrical power from an electromagnetic field
US7229440B2 (en) * 2003-02-20 2007-06-12 Manoa Medical, Inc. Bendable cutting device
US20040175585A1 (en) * 2003-03-05 2004-09-09 Qin Zou Barium strontium titanate containing multilayer structures on metal foils
JP4198552B2 (ja) * 2003-07-25 2008-12-17 株式会社エヌ・ティ・ティ・ドコモ 無線受信機、無線送信機及びインピーダンス制御方法
US7202747B2 (en) * 2003-08-05 2007-04-10 Agile Materials And Technologies, Inc. Self-tuning variable impedance circuit for impedance matching of power amplifiers
DE10344616A1 (de) * 2003-09-25 2005-04-21 Bosch Gmbh Robert Bauelement mit einer regelbaren Dünnschichtkapazität
US7109944B2 (en) * 2004-01-26 2006-09-19 Kyocera Corporation Antenna using variable capacitance element and wireless communication apparatus using the same
KR100641186B1 (ko) * 2005-02-18 2006-11-06 엘지전자 주식회사 이동 통신 단말기의 송신 신호 정합 장치
US9406444B2 (en) 2005-11-14 2016-08-02 Blackberry Limited Thin film capacitors
US7555276B2 (en) * 2005-12-19 2009-06-30 Sony Ericsson Mobile Communications Ab Devices, methods, and computer program products for controlling power transfer to an antenna in a wireless mobile terminal
US8325097B2 (en) 2006-01-14 2012-12-04 Research In Motion Rf, Inc. Adaptively tunable antennas and method of operation therefore
US7711337B2 (en) 2006-01-14 2010-05-04 Paratek Microwave, Inc. Adaptive impedance matching module (AIMM) control architectures
US8125399B2 (en) * 2006-01-14 2012-02-28 Paratek Microwave, Inc. Adaptively tunable antennas incorporating an external probe to monitor radiated power
US8299867B2 (en) 2006-11-08 2012-10-30 Research In Motion Rf, Inc. Adaptive impedance matching module
US7535312B2 (en) 2006-11-08 2009-05-19 Paratek Microwave, Inc. Adaptive impedance matching apparatus, system and method with improved dynamic range
US7714676B2 (en) 2006-11-08 2010-05-11 Paratek Microwave, Inc. Adaptive impedance matching apparatus, system and method
US20080122712A1 (en) * 2006-11-28 2008-05-29 Agile Rf, Inc. Tunable antenna including tunable capacitor inserted inside the antenna
WO2008124955A2 (de) * 2007-04-13 2008-10-23 Heinz Bolli Automatisches antennenanpassverfahren
US7917104B2 (en) 2007-04-23 2011-03-29 Paratek Microwave, Inc. Techniques for improved adaptive impedance matching
US8213886B2 (en) 2007-05-07 2012-07-03 Paratek Microwave, Inc. Hybrid techniques for antenna retuning utilizing transmit and receive power information
US7991363B2 (en) 2007-11-14 2011-08-02 Paratek Microwave, Inc. Tuning matching circuits for transmitter and receiver bands as a function of transmitter metrics
EP2266076B1 (de) * 2008-03-20 2016-09-28 Quotainne Enterprises LLC Sende-/empfangsschaltung für kontaktlose kommunikation und nfc vorrichtung oder rfid lese-/schreibvorrichtung mit entsprechende sende-/empfangsschaltung
US8652184B2 (en) * 2008-08-22 2014-02-18 James E. Bare Resonant frequency device
US8018277B2 (en) * 2008-09-09 2011-09-13 Quantance, Inc. RF power amplifier system with impedance modulation
US7782134B2 (en) * 2008-09-09 2010-08-24 Quantance, Inc. RF power amplifier system with impedance modulation
US8072285B2 (en) 2008-09-24 2011-12-06 Paratek Microwave, Inc. Methods for tuning an adaptive impedance matching network with a look-up table
US7957425B2 (en) * 2009-07-07 2011-06-07 Nigel Iain Stuart Macrae Communicating distinct data using polarized data signals
CN102484316B (zh) * 2009-08-25 2014-04-09 株式会社村田制作所 天线装置
US8472888B2 (en) 2009-08-25 2013-06-25 Research In Motion Rf, Inc. Method and apparatus for calibrating a communication device
US9026062B2 (en) 2009-10-10 2015-05-05 Blackberry Limited Method and apparatus for managing operations of a communication device
US8384545B2 (en) 2009-12-07 2013-02-26 Meps Real-Time, Inc. System and method of identifying tagged articles
US9189769B2 (en) 2009-12-07 2015-11-17 Meps Real-Time, Inc. Real-time inventory re-supply system
US11954551B2 (en) 2009-12-07 2024-04-09 Meps Real-Time, Inc. Modular system and method to establish tracking activation field
US9135482B2 (en) 2009-12-07 2015-09-15 Meps Real-Time, Inc. Mobile dispensing system for medical articles
WO2011100356A1 (en) 2010-02-09 2011-08-18 Meps Real-Time, Inc. Self-contained rfid-enabled drawer module
US8803631B2 (en) 2010-03-22 2014-08-12 Blackberry Limited Method and apparatus for adapting a variable impedance network
US8860525B2 (en) * 2010-04-20 2014-10-14 Blackberry Limited Method and apparatus for managing interference in a communication device
US8712348B2 (en) * 2010-09-01 2014-04-29 Samsung Electronics Co., Ltd. Apparatus and method for controlling a tunable matching network in a wireless network
US9379454B2 (en) 2010-11-08 2016-06-28 Blackberry Limited Method and apparatus for tuning antennas in a communication device
US8717104B1 (en) * 2011-02-17 2014-05-06 Anadigics, Inc. Vector voltage samplers for RF interface control of power amplifier
US8712340B2 (en) 2011-02-18 2014-04-29 Blackberry Limited Method and apparatus for radio antenna frequency tuning
US8655286B2 (en) 2011-02-25 2014-02-18 Blackberry Limited Method and apparatus for tuning a communication device
US8674782B2 (en) * 2011-03-31 2014-03-18 Texas Instruments Incorporated RF impedance detection using two point voltage sampling
CN103548205B (zh) 2011-04-07 2017-02-22 Hrl实验室有限责任公司 可调阻抗表面
US8988173B2 (en) 2011-04-07 2015-03-24 Hrl Laboratories, Llc Differential negative impedance converters and inverters with variable or tunable conversion ratios
US8594584B2 (en) 2011-05-16 2013-11-26 Blackberry Limited Method and apparatus for tuning a communication device
US8626083B2 (en) 2011-05-16 2014-01-07 Blackberry Limited Method and apparatus for tuning a communication device
CN103797719B (zh) * 2011-07-06 2016-06-01 Hrl实验室有限责任公司 自动调谐电路和一种使天线与无线电接收器匹配的方法
US9407239B2 (en) 2011-07-06 2016-08-02 Hrl Laboratories, Llc Wide bandwidth automatic tuning circuit
WO2013022826A1 (en) 2011-08-05 2013-02-14 Research In Motion Rf, Inc. Method and apparatus for band tuning in a communication device
US8830136B2 (en) * 2011-09-09 2014-09-09 Blackberry Limited Mobile wireless communications device including acoustic coupling based impedance adjustment and related methods
TWI464957B (zh) * 2011-10-07 2014-12-11 Wistron Corp 調整模組、具有調整模組之電子裝置及其天線效能調整之方法
US8576013B2 (en) * 2011-12-29 2013-11-05 Mks Instruments, Inc. Power distortion-based servo control systems for frequency tuning RF power sources
WO2013156055A1 (de) * 2012-04-17 2013-10-24 Robert Bosch Gmbh Schaltung zur erzeugung eines laserdiodenansteuerungssignals
US8749312B2 (en) 2012-04-18 2014-06-10 Qualcomm Incorporated Optimizing cascade gain stages in a communication system
KR101928989B1 (ko) * 2012-05-29 2018-12-13 삼성전자주식회사 휴대용 단말기의 안테나 장치
US8948889B2 (en) 2012-06-01 2015-02-03 Blackberry Limited Methods and apparatus for tuning circuit components of a communication device
US10103445B1 (en) 2012-06-05 2018-10-16 Hrl Laboratories, Llc Cavity-backed slot antenna with an active artificial magnetic conductor
US9853363B2 (en) 2012-07-06 2017-12-26 Blackberry Limited Methods and apparatus to control mutual coupling between antennas
US9246223B2 (en) 2012-07-17 2016-01-26 Blackberry Limited Antenna tuning for multiband operation
US9413066B2 (en) 2012-07-19 2016-08-09 Blackberry Limited Method and apparatus for beam forming and antenna tuning in a communication device
US9350405B2 (en) 2012-07-19 2016-05-24 Blackberry Limited Method and apparatus for antenna tuning and power consumption management in a communication device
US9362891B2 (en) 2012-07-26 2016-06-07 Blackberry Limited Methods and apparatus for tuning a communication device
US9374113B2 (en) 2012-12-21 2016-06-21 Blackberry Limited Method and apparatus for adjusting the timing of radio antenna tuning
US10404295B2 (en) 2012-12-21 2019-09-03 Blackberry Limited Method and apparatus for adjusting the timing of radio antenna tuning
CN103915682A (zh) * 2013-01-06 2014-07-09 华为技术有限公司 印刷电路板天线和印刷电路板
CN104733852B (zh) * 2013-12-23 2020-04-17 深圳富泰宏精密工业有限公司 天线结构及应用该天线结构的无线通信装置
US9705201B2 (en) 2014-02-24 2017-07-11 Hrl Laboratories, Llc Cavity-backed artificial magnetic conductor
US20150295323A1 (en) * 2014-04-14 2015-10-15 Javier Alberto Garcia Circular loop crossed elements omnidirectional antenna
KR101814030B1 (ko) * 2014-05-05 2018-01-30 후아웨이 테크놀러지 컴퍼니 리미티드 원격 전기 틸트 안테나, 기지국 및 rcu와 rf 포트의 매칭 방법
US9425769B1 (en) 2014-07-18 2016-08-23 Hrl Laboratories, Llc Optically powered and controlled non-foster circuit
US10193233B1 (en) 2014-09-17 2019-01-29 Hrl Laboratories, Llc Linearly polarized active artificial magnetic conductor
US9438319B2 (en) 2014-12-16 2016-09-06 Blackberry Limited Method and apparatus for antenna selection
US10229816B2 (en) 2016-05-24 2019-03-12 Mks Instruments, Inc. Solid-state impedance matching systems including a hybrid tuning network with a switchable coarse tuning network and a varactor fine tuning network
DE102016110363A1 (de) * 2016-06-06 2017-12-07 Infineon Technologies Ag Kommunikationsvorrichtung und verfahren zum ermitteln einer lastimpedanz
RU175055U1 (ru) * 2016-12-28 2017-11-16 Общество с ограниченной ответственностью "УРАНИС" Автоматическое широкополосное антенно-согласующее устройство
US11024952B1 (en) 2019-01-25 2021-06-01 Hrl Laboratories, Llc Broadband dual polarization active artificial magnetic conductor
CN114325170A (zh) * 2021-11-30 2022-04-12 中国电子产品可靠性与环境试验研究所((工业和信息化部电子第五研究所)(中国赛宝实验室)) 动态微带装置、测量***、确定方法、装置和存储介质

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2934640A (en) * 1956-12-31 1960-04-26 Rca Corp Reduction of reflection in a transmitting system
US3794941A (en) * 1972-05-08 1974-02-26 Hughes Aircraft Co Automatic antenna impedance tuner including digital control circuits
FR2298903A1 (fr) * 1975-01-22 1976-08-20 Thomson Csf Dispositif d'adaptation d'antenne et antenne munie d'un tel dispositif
US4965607A (en) * 1987-04-30 1990-10-23 Br Communications, Inc. Antenna coupler
US5880635A (en) * 1997-04-16 1999-03-09 Sony Corporation Apparatus for optimizing the performance of a power amplifier
US6101102A (en) * 1999-04-28 2000-08-08 Raytheon Company Fixed frequency regulation circuit employing a voltage variable dielectric capacitor
US6608603B2 (en) * 2001-08-24 2003-08-19 Broadcom Corporation Active impedance matching in communications systems

Also Published As

Publication number Publication date
EP1289139A3 (de) 2004-03-24
US6768472B2 (en) 2004-07-27
EP1289139B1 (de) 2009-10-14
US20030206141A1 (en) 2003-11-06
US20030052832A1 (en) 2003-03-20
EP1289139A2 (de) 2003-03-05
US6608603B2 (en) 2003-08-19
DE60234004D1 (de) 2009-11-26

Similar Documents

Publication Publication Date Title
ATE445932T1 (de) System und verfahren zur kupplung einer last mit einer kommunikationsanordnung
EP0534681B1 (de) Leistungsverstärker für ein Funktelefon
EP0783159A3 (de) Synchronisierung für drahtlosen Sender
CA2413794A1 (en) Inductively coupled method and apparatus of communicating with wellbore equipment
DE60043654D1 (de) Verfahren und vorrichtung zur optischen übertagungssteuerung mit kompensationskanalen
EP1223694A3 (de) Vorrichtung und Verfahren zur Kompensation der Wellenlängendispersion und optisches Übertragungssystem
CA2215257A1 (en) Power transmission system, ic card and information communication system using ic card
BR0100042A (pt) Método e aparelho para amplificação de sinal dependente de modulação
DE60225032D1 (de) Vorrichtung zur impedanzanpassung in einem verstärker unter verwendung von konzentrierter und verteilter induktanz
ATE359639T1 (de) Verfahren zur fernsteuerung eines gerätes mittels einer funk- sowie einer stromnetzverbindung, und gerät dafür
WO2001097389A3 (en) Method and apparatus for multiple band transmission
US20100283327A1 (en) Method and apparatus for transmission of energy and data
EP0935203A3 (de) Exponentialrechnungseinrichtung
EP0362789A3 (de) Integrierte Art von optischem Knoten und optisches Nachrichtensystem unter Verwendung desselben
DE60308265D1 (de) Breitband-Impedanzwandler
ATE202636T1 (de) Kanalisationsanlage mit elektronischem marker
ATE274259T1 (de) System zur signalübertragung über stromversorgungsleitungen
DE60121512D1 (de) Sende-Empfänger und Verfahren zur Implementierung
HK1054128A1 (en) Method of regulating a power converter output signal, power converter and amplifier system thereof
IL159851A0 (en) Device for improving the transmission properties of a bundle of electrical data lines and a system for transmitting data
ATE518317T1 (de) Verfahren zur sendeleistungsregelung
DE60034099D1 (de) Vorrichtung zur Kompensation von Polarisationsmodendispersion in einem optischen Übertragungssystem
BR0107377A (pt) Aperfeiçoamento introduzido em método para a obtenção de dados e terminais para a obtenção de dados através do dito método
DE50002194D1 (de) Verfahren zur quasi-kontinuierlichen übertragung einer zeitlich veränderlichen grösse
WO2002063617A1 (fr) Procede de correction, circuit de correction et enregistreur optique de donnees

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties