DE2539532C3 - Nichtrekursives interpolierendes Digitalfilter mit Eingangspuffer - Google Patents

Nichtrekursives interpolierendes Digitalfilter mit Eingangspuffer

Info

Publication number
DE2539532C3
DE2539532C3 DE2539532A DE2539532A DE2539532C3 DE 2539532 C3 DE2539532 C3 DE 2539532C3 DE 2539532 A DE2539532 A DE 2539532A DE 2539532 A DE2539532 A DE 2539532A DE 2539532 C3 DE2539532 C3 DE 2539532C3
Authority
DE
Germany
Prior art keywords
input
code words
output
sampling frequency
period
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
Application number
DE2539532A
Other languages
German (de)
English (en)
Other versions
DE2539532A1 (de
DE2539532B2 (de
Inventor
Hendrik Arie Van Essen
Wilfred Andre Maria Snijders
Nicolaas Alphonsus Maria Verhoeckx
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
Philips Gloeilampenfabrieken 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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of DE2539532A1 publication Critical patent/DE2539532A1/de
Publication of DE2539532B2 publication Critical patent/DE2539532B2/de
Application granted granted Critical
Publication of DE2539532C3 publication Critical patent/DE2539532C3/de
Expired legal-status Critical Current

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)
  • Control Of Electric Motors In General (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Electrophonic Musical Instruments (AREA)
DE2539532A 1974-09-16 1975-09-05 Nichtrekursives interpolierendes Digitalfilter mit Eingangspuffer Expired DE2539532C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7412225,A NL168669C (nl) 1974-09-16 1974-09-16 Interpolerend digitaal filter met ingangsbuffer.

Publications (3)

Publication Number Publication Date
DE2539532A1 DE2539532A1 (de) 1976-04-01
DE2539532B2 DE2539532B2 (de) 1978-02-23
DE2539532C3 true DE2539532C3 (de) 1978-10-05

Family

ID=19822104

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2539532A Expired DE2539532C3 (de) 1974-09-16 1975-09-05 Nichtrekursives interpolierendes Digitalfilter mit Eingangspuffer

Country Status (11)

Country Link
US (1) US3997773A (enExample)
JP (1) JPS5532252B2 (enExample)
AU (1) AU496859B2 (enExample)
BE (1) BE833467A (enExample)
CA (1) CA1043427A (enExample)
DE (1) DE2539532C3 (enExample)
FR (1) FR2285024A1 (enExample)
GB (1) GB1506009A (enExample)
IT (1) IT1042539B (enExample)
NL (1) NL168669C (enExample)
SE (1) SE411005B (enExample)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL179620C (nl) * 1975-05-29 1986-10-01 Philips Nv Niet-recursief, interpolerend, digitaal filter.
NL175575C (nl) * 1976-05-28 1984-11-16 Philips Nv Filter- en demodulatie-inrichting.
NL178469C (nl) * 1976-07-06 1986-03-17 Philips Nv Niet-recursief discreet filter.
JPS5376726A (en) * 1976-12-20 1978-07-07 Toshiba Corp Synchronizing system digital filter
IT1156199B (it) * 1978-04-18 1987-01-28 Selenia Ind Elettroniche Perfezionamento nei circuiti si sintonia automatica per filtri controllati in tensione mediante controllo di fase digitale
NL7905332A (nl) * 1979-07-09 1981-01-13 Philips Nv Decimerend, lineair phase, digital fir filter.
WO1981003728A1 (en) * 1980-06-18 1981-12-24 Advanced Micro Devices Inc Subscriber line audio processing circuit apparatus
ATE14358T1 (de) * 1980-11-26 1985-08-15 Studer Willi Ag Verfahren und schaltungsanordnung zur umsetzung der abtastfrequenz einer abtastfolge unter umgehung der konversion in ein kontinuierliches signal.
NL8202687A (nl) * 1982-07-05 1984-02-01 Philips Nv Decimerende filterinrichting.
DE3477535D1 (en) * 1983-10-06 1989-05-03 Studer Willi Ag Method and device to convert a sampled input signal sequence into a sampled output signal sequence
NL8400073A (nl) * 1984-01-10 1985-08-01 Philips Nv Interpolerende filterinrichting met niet-rationale verhouding tussen de ingangs- en uitgangsbemonsterfrequentie.
GB8421378D0 (en) * 1984-08-23 1984-09-26 British Broadcasting Corp Variable speed replay
US4691293A (en) * 1984-12-28 1987-09-01 Ford Aerospace & Communications Corporation High frequency, wide range FIR filter
FR2579390A1 (fr) * 1985-03-22 1986-09-26 Enertec Generateur numerique de forme d'onde et procede associe
GB2214374A (en) * 1988-01-06 1989-08-31 Philips Electronic Associated Ssb signal generator
US5359696A (en) * 1988-06-28 1994-10-25 Motorola Inc. Digital speech coder having improved sub-sample resolution long-term predictor
US5023825A (en) * 1989-07-14 1991-06-11 Tektronix, Inc. Coefficient reduction in a low ratio sampling rate converter
SG47028A1 (en) * 1989-09-01 1998-03-20 Motorola Inc Digital speech coder having improved sub-sample resolution long-term predictor
US5079553A (en) * 1989-10-13 1992-01-07 Cincinnati Microwave, Inc. Long range police radar warning receiver
US5134406A (en) * 1989-10-13 1992-07-28 Cincinnati Microwave, Inc. Long range police radar warning receiver with multiple array averaging
US5049885A (en) * 1989-10-13 1991-09-17 Cincinnati Microwave, Inc. Long range police radar warning receiver
US4954828A (en) * 1989-10-13 1990-09-04 Cincinnati Microwave, Inc. Long range police radar warning receiver
US5068813A (en) * 1989-11-07 1991-11-26 Mts Systems Corporation Phased digital filtering in multichannel environment
US5342990A (en) 1990-01-05 1994-08-30 E-Mu Systems, Inc. Digital sampling instrument employing cache-memory
JPH10294646A (ja) * 1990-02-16 1998-11-04 Sony Corp サンプリングレート変換装置
US5818870A (en) * 1990-08-28 1998-10-06 Canon Kabushiki Kaisha Digital communication device
US5212659A (en) * 1991-10-08 1993-05-18 Crystal Semiconductor Low precision finite impulse response filter for digital interpolation
US5825805A (en) * 1991-10-29 1998-10-20 Canon Spread spectrum communication system
JP3283053B2 (ja) * 1992-01-14 2002-05-20 ジーイー横河メディカルシステム株式会社 デジタル移相装置及び超音波診断装置
JP3544998B2 (ja) * 1992-06-22 2004-07-21 ソニー株式会社 レートコンバータ
US5475628A (en) * 1992-09-30 1995-12-12 Analog Devices, Inc. Asynchronous digital sample rate converter
US5345426A (en) * 1993-05-12 1994-09-06 Hewlett-Packard Company Delay interpolator for digital phased array ultrasound beamformers
US5600582A (en) * 1994-04-05 1997-02-04 Texas Instruments Incorporated Programmable horizontal line filter implemented with synchronous vector processor
US5541864A (en) * 1994-04-26 1996-07-30 Crystal Semiconductor Arithmetic-free digital interpolation filter architecture
US5638010A (en) * 1995-06-07 1997-06-10 Analog Devices, Inc. Digitally controlled oscillator for a phase-locked loop providing a residue signal for use in continuously variable interpolation and decimation filters
TW579498B (en) * 2001-12-19 2004-03-11 Via Tech Inc Method for data recovery with lower sampling frequency and related apparatus
US8271568B2 (en) * 2008-08-29 2012-09-18 Infineon Technologies Ag Digital filter

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3633014A (en) * 1970-03-13 1972-01-04 Bell Telephone Labor Inc Digital equalizer in which tap adjusting signals are derived by modifying the signal code format
US3633105A (en) * 1970-04-01 1972-01-04 Gte Automatic Electric Lab Inc Digital adaptive equalizer system
US3651316A (en) * 1970-10-09 1972-03-21 North American Rockwell Automatic transversal equalizer system
FR2129290A5 (enExample) * 1971-03-17 1972-10-27 Ibm
US3883727A (en) * 1972-07-05 1975-05-13 Richard L Stuart Multilevel digital filter

Also Published As

Publication number Publication date
FR2285024B1 (enExample) 1981-02-06
JPS5155650A (enExample) 1976-05-15
AU8480875A (en) 1977-03-24
IT1042539B (it) 1980-01-30
NL168669C (nl) 1982-04-16
SE411005B (sv) 1979-11-19
CA1043427A (en) 1978-11-28
US3997773A (en) 1976-12-14
JPS5532252B2 (enExample) 1980-08-23
GB1506009A (en) 1978-04-05
NL168669B (nl) 1981-11-16
DE2539532A1 (de) 1976-04-01
BE833467A (fr) 1976-03-16
FR2285024A1 (fr) 1976-04-09
DE2539532B2 (de) 1978-02-23
NL7412225A (nl) 1976-03-18
AU496859B2 (en) 1978-11-02
SE7510162L (sv) 1976-03-17

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee