AU2003292481A1 - Circuit arrangement providing impedance transformation - Google Patents

Circuit arrangement providing impedance transformation

Info

Publication number
AU2003292481A1
AU2003292481A1 AU2003292481A AU2003292481A AU2003292481A1 AU 2003292481 A1 AU2003292481 A1 AU 2003292481A1 AU 2003292481 A AU2003292481 A AU 2003292481A AU 2003292481 A AU2003292481 A AU 2003292481A AU 2003292481 A1 AU2003292481 A1 AU 2003292481A1
Authority
AU
Australia
Prior art keywords
circuit arrangement
impedance transformation
arrangement providing
providing impedance
transformation
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.)
Abandoned
Application number
AU2003292481A
Inventor
Robert F. Milsom
Hendrik K. J. Ten Dolle
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of AU2003292481A1 publication Critical patent/AU2003292481A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/0023—Balance-unbalance or balance-balance networks
    • H03H9/0028—Balance-unbalance or balance-balance networks using surface acoustic wave devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/0023—Balance-unbalance or balance-balance networks
    • H03H9/0095—Balance-unbalance or balance-balance networks using bulk acoustic wave devices
AU2003292481A 2003-01-20 2003-12-10 Circuit arrangement providing impedance transformation Abandoned AU2003292481A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP03100104.3 2003-01-20
EP03100104 2003-01-20
PCT/IB2003/006336 WO2004066495A1 (en) 2003-01-20 2003-12-10 Circuit arrangement providing impedance transformation

Publications (1)

Publication Number Publication Date
AU2003292481A1 true AU2003292481A1 (en) 2004-08-13

Family

ID=32748924

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003292481A Abandoned AU2003292481A1 (en) 2003-01-20 2003-12-10 Circuit arrangement providing impedance transformation

Country Status (2)

Country Link
AU (1) AU2003292481A1 (en)
WO (1) WO2004066495A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7248132B2 (en) * 2002-05-20 2007-07-24 Nxp B.V. Filter structure
FR2864727B1 (en) 2003-12-29 2007-05-11 St Microelectronics Sa ELECTRONIC CIRCUIT COMPRISING A RESONATOR INTENDED TO BE INTEGRATED IN A SEMICONDUCTOR PRODUCT
FR2864729B1 (en) 2003-12-29 2006-05-05 St Microelectronics Sa INTEGRABLE ACOUSTIC RESONATOR, AND METHOD FOR INTEGRATING SUCH RESONATOR
FR2864733A1 (en) 2003-12-29 2005-07-01 St Microelectronics Sa Phase locked loop for use in e.g. wide code division multiplexing access communication system, has resonator that produces resonance and anti-resonance frequencies, and associated to inductor and varactor
FR2883432B1 (en) 2005-03-18 2008-02-22 St Microelectronics Sa INTEGRABLE FREQUENCY TUNABLE FILTERING CIRCUIT COMPRISING A BAW RESONATOR SET
EP1710926A1 (en) 2005-04-05 2006-10-11 Stmicroelectronics Sa Receiving circuit for a multimode reconfigurable telephone
FR2888060A1 (en) 2005-07-01 2007-01-05 St Microelectronics Sa PASS-BAND FILTERING CIRCUIT WITH ACOUSTIC RESONATORS
FR2904492A1 (en) 2006-07-28 2008-02-01 St Microelectronics Sa Filtering circuit for use in field of mobile telecommunication, has circuit generating two control values i.e. control voltages, that causes two band passes such that bandpass filtering is achieved within range of frequencies
FR2920612B1 (en) 2007-09-03 2009-12-04 St Microelectronics Sa FREQUENCY TUNING CIRCUIT FOR TRELLIS FILTER
CN110165343A (en) * 2018-02-12 2019-08-23 诺思（天津）微系统有限公司 A kind of radio-frequency filter

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2406796A (en) * 1944-03-23 1946-09-03 Bell Telephone Labor Inc Wave filter
FI107661B (en) * 1999-11-29 2001-09-14 Nokia Mobile Phones Ltd A method for adjusting the center frequency of a balanced filter and a plurality of balanced filters
US7248132B2 (en) * 2002-05-20 2007-07-24 Nxp B.V. Filter structure

Also Published As

Publication number Publication date
WO2004066495A1 (en) 2004-08-05

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase