GB0015975D0 - Complex filter arrangement and element therefor - Google Patents

Complex filter arrangement and element therefor

Info

Publication number
GB0015975D0
GB0015975D0 GB0015975A GB0015975A GB0015975D0 GB 0015975 D0 GB0015975 D0 GB 0015975D0 GB 0015975 A GB0015975 A GB 0015975A GB 0015975 A GB0015975 A GB 0015975A GB 0015975 D0 GB0015975 D0 GB 0015975D0
Authority
GB
United Kingdom
Prior art keywords
filter arrangement
complex filter
element therefor
therefor
complex
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.)
Withdrawn
Application number
GB0015975A
Other versions
GB2364189A (en
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.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Priority to GB0015975A priority Critical patent/GB2364189A/en
Publication of GB0015975D0 publication Critical patent/GB0015975D0/en
Publication of GB2364189A publication Critical patent/GB2364189A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H11/12—Frequency selective two-port networks using amplifiers with feedback
    • H03H11/1217—Frequency selective two-port networks using amplifiers with feedback using a plurality of operational amplifiers
    • H03H11/1221—Theory; Synthesis
    • 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
    • H03H7/01—Frequency selective two-port networks
    • H03H2007/0192—Complex filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H2011/0494—Complex filters

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Networks Using Active Elements (AREA)
GB0015975A 2000-06-30 2000-06-30 Complex filter arrangement and element therefor Withdrawn GB2364189A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0015975A GB2364189A (en) 2000-06-30 2000-06-30 Complex filter arrangement and element therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0015975A GB2364189A (en) 2000-06-30 2000-06-30 Complex filter arrangement and element therefor

Publications (2)

Publication Number Publication Date
GB0015975D0 true GB0015975D0 (en) 2000-08-23
GB2364189A GB2364189A (en) 2002-01-16

Family

ID=9894677

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0015975A Withdrawn GB2364189A (en) 2000-06-30 2000-06-30 Complex filter arrangement and element therefor

Country Status (1)

Country Link
GB (1) GB2364189A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1500192A1 (en) 2002-04-11 2005-01-26 Koninklijke Philips Electronics N.V. Polyphase filter with integrators
CN100426670C (en) * 2002-08-15 2008-10-15 联发科技股份有限公司 polyphase filter circuit
DE102004022324A1 (en) * 2004-05-06 2005-12-01 Infineon Technologies Ag Signal conditioning circuit, in particular for a receiver arrangement for mobile communications
US20070237273A1 (en) * 2006-03-02 2007-10-11 Seeteck Tan Complex filter with automatic tuning capabilities
GB2458631B (en) * 2008-03-11 2013-03-20 Oxford Digital Ltd Audio processing

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19727869C1 (en) * 1997-06-30 1998-12-10 Siemens Ag Polyphase filter with adjustable transfer function

Also Published As

Publication number Publication date
GB2364189A (en) 2002-01-16

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)