CN100430927C - 并行抽选电路 - Google Patents

并行抽选电路 Download PDF

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Publication number
CN100430927C
CN100430927C CNB028278232A CN02827823A CN100430927C CN 100430927 C CN100430927 C CN 100430927C CN B028278232 A CNB028278232 A CN B028278232A CN 02827823 A CN02827823 A CN 02827823A CN 100430927 C CN100430927 C CN 100430927C
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CN
China
Prior art keywords
decimation
data
circuit
output
parallel
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 - Fee Related
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CNB028278232A
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English (en)
Chinese (zh)
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CN1618063A (zh
Inventor
M·S·戈尔比克斯
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.)
Lecroy Corp
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Lecroy Corp
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Publication date
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Publication of CN1618063A publication Critical patent/CN1618063A/zh
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Publication of CN100430927C publication Critical patent/CN100430927C/zh
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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/06—Non-recursive filters
    • H03H17/0621—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing
    • H03H17/0635—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies
    • H03H17/065—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies the ratio being integer
    • H03H17/0664—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies the ratio being integer where the output-delivery frequency is lower than the input sampling frequency, i.e. decimation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R13/00—Arrangements for displaying electric variables or waveforms
    • G01R13/02—Arrangements for displaying electric variables or waveforms for displaying measured electric variables in digital form
    • G01R13/0218—Circuits therefor
    • G01R13/0272—Circuits therefor for sampling
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/17—Function evaluation by approximation methods, e.g. inter- or extrapolation, smoothing, least mean square method

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Data Mining & Analysis (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Algebra (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
CNB028278232A 2001-12-11 2002-12-04 并行抽选电路 Expired - Fee Related CN100430927C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/013,568 US6859813B2 (en) 2001-12-11 2001-12-11 Parallel decimation circuits
US10/013,568 2001-12-11

Publications (2)

Publication Number Publication Date
CN1618063A CN1618063A (zh) 2005-05-18
CN100430927C true CN100430927C (zh) 2008-11-05

Family

ID=21760604

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB028278232A Expired - Fee Related CN100430927C (zh) 2001-12-11 2002-12-04 并行抽选电路

Country Status (6)

Country Link
US (2) US6859813B2 (enExample)
EP (1) EP1454261A4 (enExample)
JP (1) JP2005514599A (enExample)
CN (1) CN100430927C (enExample)
AU (1) AU2002357059A1 (enExample)
WO (1) WO2003054726A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6859813B2 (en) * 2001-12-11 2005-02-22 Lecroy Corporation Parallel decimation circuits
DE102007018095B4 (de) * 2006-12-14 2010-06-10 Rohde & Schwarz Gmbh & Co. Kg Vorrichtung und Verfahren zur Ermittlung einer statistischen Kenngröße als zusätzliche Signalinformation zur Dezimierung einer Folge von Signalabtastwerten
US7466247B1 (en) 2007-10-04 2008-12-16 Lecroy Corporation Fractional-decimation signal processing
DE102007053401B4 (de) 2007-11-09 2021-01-07 Rohde & Schwarz GmbH & Co. Kommanditgesellschaft Mehrfachdezimation im Oszilloskop
DE102010046437A1 (de) 2010-06-23 2011-12-29 Rohde & Schwarz Gmbh & Co. Kg Messvorrichtung und Verfahren zur Dezimation eines Datenstroms

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1119893A (zh) * 1994-03-16 1996-04-03 西门子医疗系统公司 多相位并行处理的数字射束形成器
CN1119894A (zh) * 1993-03-26 1996-04-03 西门子医疗系统公司 局部射束形成

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0476215B1 (en) * 1990-09-18 1995-12-13 ALCATEL BELL Naamloze Vennootschap Multi-channel decimator
US5917734A (en) * 1996-09-24 1999-06-29 Advanced Micro Device Inc. Parallel decimator method and apparatus
US6470365B1 (en) * 1999-08-23 2002-10-22 Motorola, Inc. Method and architecture for complex datapath decimation and channel filtering
US6347233B1 (en) * 2000-05-12 2002-02-12 Motorola, Inc. Digital waveform generator apparatus and method therefor
US6859813B2 (en) * 2001-12-11 2005-02-22 Lecroy Corporation Parallel decimation circuits

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1119894A (zh) * 1993-03-26 1996-04-03 西门子医疗系统公司 局部射束形成
CN1119893A (zh) * 1994-03-16 1996-04-03 西门子医疗系统公司 多相位并行处理的数字射束形成器

Also Published As

Publication number Publication date
JP2005514599A (ja) 2005-05-19
EP1454261A1 (en) 2004-09-08
AU2002357059A1 (en) 2003-07-09
WO2003054726A1 (en) 2003-07-03
US6859813B2 (en) 2005-02-22
US20030110194A1 (en) 2003-06-12
US7124159B2 (en) 2006-10-17
US20050144207A1 (en) 2005-06-30
CN1618063A (zh) 2005-05-18
EP1454261A4 (en) 2005-09-14

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

Granted publication date: 20081105

Termination date: 20101204