CN101971508B - 宽带信号处理的方法、系统和装置 - Google Patents

宽带信号处理的方法、系统和装置 Download PDF

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Publication number
CN101971508B
CN101971508B CN200980108415.8A CN200980108415A CN101971508B CN 101971508 B CN101971508 B CN 101971508B CN 200980108415 A CN200980108415 A CN 200980108415A CN 101971508 B CN101971508 B CN 101971508B
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CN
China
Prior art keywords
state variable
variable filter
filter
order
order state
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Expired - Fee Related
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CN200980108415.8A
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English (en)
Chinese (zh)
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CN101971508A (zh
Inventor
德夫·V·古普塔
迪维·古普塔
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Spero Equipment Co Ltd
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Newlans Inc
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/14—Automatic detuning arrangements
    • 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
    • H03H11/1291—Current or voltage controlled 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
    • H03H11/12—Frequency selective two-port networks using amplifiers with feedback
    • 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
    • H03H11/1252—Two integrator-loop-filters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H2240/00—Indexing scheme relating to filter banks

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Circuits Of Receivers In General (AREA)
  • Noise Elimination (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
CN200980108415.8A 2008-03-10 2009-03-10 宽带信号处理的方法、系统和装置 Expired - Fee Related CN101971508B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US6880208P 2008-03-10 2008-03-10
US6872008P 2008-03-10 2008-03-10
US61/068,720 2008-03-10
US61/068,802 2008-03-10
PCT/US2009/001512 WO2009114123A2 (en) 2008-03-10 2009-03-10 Method, system, and apparatus for wideband signal processeing

Publications (2)

Publication Number Publication Date
CN101971508A CN101971508A (zh) 2011-02-09
CN101971508B true CN101971508B (zh) 2015-02-11

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN200980108415.8A Expired - Fee Related CN101971508B (zh) 2008-03-10 2009-03-10 宽带信号处理的方法、系统和装置

Country Status (6)

Country Link
US (1) US8913652B2 (enExample)
EP (1) EP2253066B1 (enExample)
JP (1) JP5528358B2 (enExample)
KR (1) KR20100126484A (enExample)
CN (1) CN101971508B (enExample)
WO (1) WO2009114123A2 (enExample)

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Also Published As

Publication number Publication date
EP2253066B1 (en) 2016-05-11
EP2253066A2 (en) 2010-11-24
KR20100126484A (ko) 2010-12-01
JP5528358B2 (ja) 2014-06-25
JP2011526428A (ja) 2011-10-06
US20110051782A1 (en) 2011-03-03
WO2009114123A2 (en) 2009-09-17
CN101971508A (zh) 2011-02-09
EP2253066A4 (en) 2011-12-21
WO2009114123A3 (en) 2009-12-10
US8913652B2 (en) 2014-12-16

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Effective date of registration: 20160125

Address after: Massachusetts, USA

Patentee after: Spero Equipment Co., Ltd.

Address before: Massachusetts, USA

Patentee before: Newlans Inc.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150211

Termination date: 20170310