ATE362219T1 - Adaptive abstimmungsvorrichtung und verfahren für ein drahtloses kommunikationsgerät - Google Patents

Adaptive abstimmungsvorrichtung und verfahren für ein drahtloses kommunikationsgerät

Info

Publication number
ATE362219T1
ATE362219T1 AT01117567T AT01117567T ATE362219T1 AT E362219 T1 ATE362219 T1 AT E362219T1 AT 01117567 T AT01117567 T AT 01117567T AT 01117567 T AT01117567 T AT 01117567T AT E362219 T1 ATE362219 T1 AT E362219T1
Authority
AT
Austria
Prior art keywords
impedance
saws
matching circuit
generate
saw
Prior art date
Application number
AT01117567T
Other languages
English (en)
Inventor
Colin K Campbell
Peter J Edmonson
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 ATE362219T1 publication Critical patent/ATE362219T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02535—Details of surface acoustic wave devices
    • H03H9/02637—Details concerning reflective or coupling arrays
    • H03H9/02685—Grating lines having particular arrangements
    • H03H9/0274—Intra-transducers grating lines
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/28—Impedance matching networks
    • H03H11/30—Automatic matching of source impedance to load impedance
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/38—Impedance-matching networks
    • H03H7/40—Automatic matching of load impedance to source impedance
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/0023—Networks for transforming balanced signals into unbalanced signals and vice versa, e.g. baluns, or networks having balanced input and output
    • H03H9/0028—Networks for transforming balanced signals into unbalanced signals and vice versa, e.g. baluns, or networks having balanced input and output using surface acoustic wave devices
    • H03H9/0033—Networks for transforming balanced signals into unbalanced signals and vice versa, e.g. baluns, or networks having balanced input and output using surface acoustic wave devices having one acoustic track only
    • H03H9/0042—Networks for transforming balanced signals into unbalanced signals and vice versa, e.g. baluns, or networks having balanced input and output using surface acoustic wave devices having one acoustic track only the balanced terminals being on opposite sides of the track
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/64—Filters using surface acoustic waves
    • H03H9/6406—Filters characterised by a particular frequency characteristic
    • H03H9/6416—SAW matched filters, e.g. surface acoustic wave compressors, chirped or coded surface acoustic wave filters
    • H03H9/642—SAW transducers details for remote interrogation systems, e.g. surface acoustic wave transducers details for ID-tags
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
    • H03H9/14502—Surface acoustic wave [SAW] transducers for a particular purpose
    • H03H9/14505—Unidirectional SAW transducers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
    • H03H9/14544—Transducers of particular shape or position
    • H03H9/1455—Transducers of particular shape or position constituted of N parallel or series transducers

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Transceivers (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Mobile Radio Communication Systems (AREA)
AT01117567T 2000-11-08 2001-07-20 Adaptive abstimmungsvorrichtung und verfahren für ein drahtloses kommunikationsgerät ATE362219T1 (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ATE362219T1 true ATE362219T1 (de) 2007-06-15

Family

ID=22932358

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01117567T ATE362219T1 (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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US8744384B2 (en) 2000-07-20 2014-06-03 Blackberry Limited Tunable microwave devices with auto-adjusting matching circuit
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US20020090095A1 (en) * 2001-01-05 2002-07-11 Flowers James E. Module having integral surface acoustic wave circuits and method of manufacturing the same
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DE102004015648A1 (de) * 2004-03-31 2005-10-27 Eads Deutschland Gmbh Linear frequenzmoduliertes Impulsradar
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
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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
US8072272B2 (en) 2009-08-19 2011-12-06 Qualcomm, Incorporated Digital tunable inter-stage matching circuit
US9559639B2 (en) * 2009-08-19 2017-01-31 Qualcomm Incorporated Protection circuit for power amplifier
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
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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
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
US9769826B2 (en) 2011-08-05 2017-09-19 Blackberry Limited Method and apparatus for band tuning in a communication device
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
US9350405B2 (en) 2012-07-19 2016-05-24 Blackberry Limited Method and apparatus for antenna tuning and power consumption management in a communication device
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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
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
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
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
FR3079984B1 (fr) * 2018-04-09 2021-03-05 Tekcem Procede pour regler automatiquement 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
CN118742827A (zh) * 2022-02-28 2024-10-01 高通股份有限公司 用于uwb测距和感测的频率拼接

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Also Published As

Publication number Publication date
US20020053953A1 (en) 2002-05-09
US6570462B2 (en) 2003-05-27
DE60128311D1 (de) 2007-06-21
DE60128311T2 (de) 2008-01-10
CA2349822C (en) 2005-08-09
EP1206034A2 (de) 2002-05-15
CA2349822A1 (en) 2002-05-08
EP1206034B1 (de) 2007-05-09
EP1206034A3 (de) 2004-03-17

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