DE60128311D1 - Adaptive Abstimmungsvorrichtung und Verfahren für ein drahtloses Kommunikationsgerät - Google Patents

Adaptive Abstimmungsvorrichtung und Verfahren für ein drahtloses Kommunikationsgerät

Info

Publication number
DE60128311D1
DE60128311D1 DE60128311T DE60128311T DE60128311D1 DE 60128311 D1 DE60128311 D1 DE 60128311D1 DE 60128311 T DE60128311 T DE 60128311T DE 60128311 T DE60128311 T DE 60128311T DE 60128311 D1 DE60128311 D1 DE 60128311D1
Authority
DE
Germany
Prior art keywords
impedance
saws
matching circuit
generate
saw
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
DE60128311T
Other languages
English (en)
Other versions
DE60128311T2 (de
Inventor
Colin K Campbell
Peter J Edmonson
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.)
BlackBerry Ltd
Original Assignee
Research in Motion Ltd
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 Research in Motion Ltd filed Critical Research in Motion Ltd
Application granted granted Critical
Publication of DE60128311D1 publication Critical patent/DE60128311D1/de
Publication of DE60128311T2 publication Critical patent/DE60128311T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03HIMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/02Details
    • H03H9/02535Details of surface acoustic wave devices
    • H03H9/02637Details concerning reflective or coupling arrays
    • H03H9/02685Grating lines having particular arrangements
    • H03H9/0274Intra-transducers grating lines
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03HIMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00Networks using active elements
    • H03H11/02Multiple-port networks
    • H03H11/28Impedance matching networks
    • H03H11/30Automatic matching of source impedance to load impedance
    • 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
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03HIMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/0023Balance-unbalance or balance-balance networks
    • H03H9/0028Balance-unbalance or balance-balance networks using surface acoustic wave devices
    • H03H9/0033Balance-unbalance or balance-balance networks using surface acoustic wave devices having one acoustic track only
    • H03H9/0042Balance-unbalance or balance-balance networks using surface acoustic wave devices having one acoustic track only the balanced terminals being on opposite sides of the track
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03HIMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/46Filters
    • H03H9/64Filters using surface acoustic waves
    • H03H9/6406Filters characterised by a particular frequency characteristic
    • H03H9/6416SAW matched filters, e.g. surface acoustic wave compressors, chirped or coded surface acoustic wave filters
    • H03H9/642SAW transducers details for remote interrogation systems, e.g. surface acoustic wave transducers details for ID-tags
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03HIMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/02Details
    • H03H9/125Driving means, e.g. electrodes, coils
    • H03H9/145Driving means, e.g. electrodes, coils for networks using surface acoustic waves
    • H03H9/14502Surface acoustic wave [SAW] transducers for a particular purpose
    • H03H9/14505Unidirectional SAW transducers
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03HIMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/02Details
    • H03H9/125Driving means, e.g. electrodes, coils
    • H03H9/145Driving means, e.g. electrodes, coils for networks using surface acoustic waves
    • H03H9/14544Transducers of particular shape or position
    • H03H9/1455Transducers of particular shape or position constituted of N parallel or series transducers
DE60128311T 2000-11-08 2001-07-20 Adaptive Abstimmungsvorrichtung und Verfahren für ein drahtloses Kommunikationsgerät Expired - Lifetime DE60128311T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US24682000P 2000-11-08 2000-11-08
US246820P 2000-11-08

Publications (2)

Publication Number Publication Date
DE60128311D1 true DE60128311D1 (de) 2007-06-21
DE60128311T2 DE60128311T2 (de) 2008-01-10

Family

ID=22932358

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60128311T Expired - Lifetime DE60128311T2 (de) 2000-11-08 2001-07-20 Adaptive Abstimmungsvorrichtung und Verfahren für ein drahtloses Kommunikationsgerät

Country Status (5)

Country Link
US (1) US6570462B2 (de)
EP (1) EP1206034B1 (de)
AT (1) ATE362219T1 (de)
CA (1) CA2349822C (de)
DE (1) DE60128311T2 (de)

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US7747226B2 (en) * 2004-04-13 2010-06-29 Sony Ericsson Mobile Communications Ab Portable electronic devices including multi-mode matching circuits and methods of operating the same
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US8125399B2 (en) * 2006-01-14 2012-02-28 Paratek Microwave, Inc. Adaptively tunable antennas incorporating an external probe to monitor radiated power
US7711337B2 (en) * 2006-01-14 2010-05-04 Paratek Microwave, Inc. Adaptive impedance matching module (AIMM) control architectures
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US7714676B2 (en) 2006-11-08 2010-05-11 Paratek Microwave, Inc. Adaptive impedance matching apparatus, system and method
US8299867B2 (en) * 2006-11-08 2012-10-30 Research In Motion Rf, Inc. Adaptive impedance matching module
US7813777B2 (en) * 2006-12-12 2010-10-12 Paratek Microwave, Inc. Antenna tuner with zero volts impedance fold back
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
US8072285B2 (en) 2008-09-24 2011-12-06 Paratek Microwave, Inc. Methods for tuning an adaptive impedance matching network with a look-up table
US8067858B2 (en) * 2008-10-14 2011-11-29 Paratek Microwave, Inc. Low-distortion voltage variable capacitor assemblies
US9143172B2 (en) * 2009-06-03 2015-09-22 Qualcomm Incorporated Tunable matching circuits for power amplifiers
US8963611B2 (en) * 2009-06-19 2015-02-24 Qualcomm Incorporated Power and impedance measurement circuits for a wireless communication device
US8750810B2 (en) * 2009-07-24 2014-06-10 Qualcomm Incorporated Power amplifier with switched output matching for multi-mode operation
US9559639B2 (en) * 2009-08-19 2017-01-31 Qualcomm Incorporated Protection circuit for power amplifier
US8072272B2 (en) 2009-08-19 2011-12-06 Qualcomm, Incorporated Digital tunable inter-stage matching circuit
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
US8803631B2 (en) 2010-03-22 2014-08-12 Blackberry Limited Method and apparatus for adapting a variable impedance network
CA2797074C (en) 2010-04-20 2018-08-14 Research In Motion Rf, Inc. Method and apparatus for managing interference in a communication device
US9379454B2 (en) 2010-11-08 2016-06-28 Blackberry Limited Method and apparatus for tuning antennas in a communication device
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
US8626083B2 (en) 2011-05-16 2014-01-07 Blackberry Limited Method and apparatus for tuning a communication device
US8594584B2 (en) 2011-05-16 2013-11-26 Blackberry Limited Method and apparatus for tuning a communication device
EP2740221B1 (de) 2011-08-05 2019-06-26 BlackBerry Limited Verfahren und vorrichtung zur frequenzbandabstimmung bei einer kommunikationsvorrichtung
US8948889B2 (en) 2012-06-01 2015-02-03 Blackberry Limited Methods and apparatus for tuning circuit components of a communication device
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
US9252492B2 (en) * 2012-08-29 2016-02-02 Intel Deutschland Gmbh Antenna tuning via multi-feed transceiver architecture
US10404295B2 (en) 2012-12-21 2019-09-03 Blackberry Limited Method and apparatus for adjusting the timing of radio antenna tuning
US9374113B2 (en) 2012-12-21 2016-06-21 Blackberry Limited Method and apparatus for adjusting the timing of radio antenna tuning
US9584191B2 (en) 2013-12-20 2017-02-28 Southern Avionics Co. Antenna tuning unit
US9438319B2 (en) 2014-12-16 2016-09-06 Blackberry Limited Method and apparatus for antenna selection
US9531428B2 (en) * 2015-03-03 2016-12-27 Mediatek Inc. Wireless communication calibration system and associated method
FR3079984B1 (fr) * 2018-04-09 2021-03-05 Tekcem Procede pour regler automatiquement une unite d’accord, et emetteur-recepteur radio utilisant ce procede
FR3079985B1 (fr) * 2018-04-09 2020-03-06 Tekcem Procede pour reglage automatique d’une unite d’accord, et emetteur-recepteur radio utilisant ce procede
FR3080245B1 (fr) * 2018-04-12 2020-03-20 Tekcem Procede pour reglage automatique d’antennes passives accordables et emetteur-recepteur radio utilisant ce procede
US11704996B2 (en) * 2020-04-22 2023-07-18 Medtronic, Inc. Adaptive varactor based flexible matching network to support multiple implant conditions

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Also Published As

Publication number Publication date
EP1206034B1 (de) 2007-05-09
EP1206034A2 (de) 2002-05-15
CA2349822C (en) 2005-08-09
US6570462B2 (en) 2003-05-27
DE60128311T2 (de) 2008-01-10
EP1206034A3 (de) 2004-03-17
US20020053953A1 (en) 2002-05-09
CA2349822A1 (en) 2002-05-08
ATE362219T1 (de) 2007-06-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: MERH-IP, 80336 MUENCHEN