ATE242937T1 - Interpolationsfilter - Google Patents

Interpolationsfilter

Info

Publication number
ATE242937T1
ATE242937T1 AT97111709T AT97111709T ATE242937T1 AT E242937 T1 ATE242937 T1 AT E242937T1 AT 97111709 T AT97111709 T AT 97111709T AT 97111709 T AT97111709 T AT 97111709T AT E242937 T1 ATE242937 T1 AT E242937T1
Authority
AT
Austria
Prior art keywords
interpolation points
discrete time
signal samples
samples
signal
Prior art date
Application number
AT97111709T
Other languages
English (en)
Inventor
Anthony Peter Hulbert
Original Assignee
Roke Manor Research
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 Roke Manor Research filed Critical Roke Manor Research
Application granted granted Critical
Publication of ATE242937T1 publication Critical patent/ATE242937T1/de

Links

Classifications

    • 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
    • H03H17/0657—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 higher than the input sampling frequency, i.e. interpolation

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Complex Calculations (AREA)
  • Color Image Communication Systems (AREA)
  • Color Television Systems (AREA)
  • Image Analysis (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
AT97111709T 1996-07-17 1997-07-10 Interpolationsfilter ATE242937T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9615021A GB2315625B (en) 1996-07-17 1996-07-17 Improvements in or relating to interpolating filters

Publications (1)

Publication Number Publication Date
ATE242937T1 true ATE242937T1 (de) 2003-06-15

Family

ID=10797069

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97111709T ATE242937T1 (de) 1996-07-17 1997-07-10 Interpolationsfilter

Country Status (4)

Country Link
EP (1) EP0820145B1 (de)
AT (1) ATE242937T1 (de)
DE (1) DE69722719T2 (de)
GB (1) GB2315625B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2363924A (en) * 2000-06-20 2002-01-09 Virata Ltd Processor for FIR filtering
US6766339B2 (en) * 2001-01-11 2004-07-20 Asml Holding N.V. Method and system for efficient and accurate filtering and interpolation
US6718355B2 (en) * 2001-02-05 2004-04-06 Conexant Systems, Inc. Systems and methods for a partial sum digital fir filter

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2236452B (en) * 1989-07-14 1993-12-08 Tektronix Inc Coefficient reduction in a low ratio sampling rate converter
GB2267193B (en) * 1992-05-21 1995-09-27 Sony Broadcast & Communication Multi-tap oversampling filter

Also Published As

Publication number Publication date
DE69722719D1 (de) 2003-07-17
EP0820145A3 (de) 2000-01-26
GB2315625A (en) 1998-02-04
GB2315625B (en) 2001-02-21
EP0820145A2 (de) 1998-01-21
EP0820145B1 (de) 2003-06-11
GB9615021D0 (en) 1996-09-04
DE69722719T2 (de) 2004-05-13

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties