CA1047606A - System comprising an integrating digital signal processing device - Google Patents

System comprising an integrating digital signal processing device

Info

Publication number
CA1047606A
CA1047606A CA241,891A CA241891A CA1047606A CA 1047606 A CA1047606 A CA 1047606A CA 241891 A CA241891 A CA 241891A CA 1047606 A CA1047606 A CA 1047606A
Authority
CA
Canada
Prior art keywords
signal
mrt
samples
filter
integrating
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
CA241,891A
Other languages
English (en)
French (fr)
Inventor
Ludwig D.J. Eggermont
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
Application granted granted Critical
Publication of CA1047606A publication Critical patent/CA1047606A/en
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
    • H03H17/0283—Filters characterised by the filter structure
    • H03H17/0286—Combinations of filter structures
    • H03H17/0288—Recursive, non-recursive, ladder, lattice structures
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/04—Recursive filters
    • H03H17/0416—Recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/04—Recursive filters
    • H03H17/0416—Recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing
    • H03H17/0427—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
    • H03H17/0438—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
    • H03H17/0444—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)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Complex Calculations (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
CA241,891A 1974-12-18 1975-12-11 System comprising an integrating digital signal processing device Expired CA1047606A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7416480A NL7416480A (nl) 1974-12-18 1974-12-18 Inrichting bevattende een integrerende digitale signaalbewerkingsinrichting.

Publications (1)

Publication Number Publication Date
CA1047606A true CA1047606A (en) 1979-01-30

Family

ID=19822671

Family Applications (1)

Application Number Title Priority Date Filing Date
CA241,891A Expired CA1047606A (en) 1974-12-18 1975-12-11 System comprising an integrating digital signal processing device

Country Status (8)

Country Link
US (1) US4016410A (US20020051482A1-20020502-M00012.png)
JP (1) JPS5431335B2 (US20020051482A1-20020502-M00012.png)
BE (1) BE836693A (US20020051482A1-20020502-M00012.png)
CA (1) CA1047606A (US20020051482A1-20020502-M00012.png)
FR (1) FR2295640A1 (US20020051482A1-20020502-M00012.png)
GB (1) GB1524040A (US20020051482A1-20020502-M00012.png)
NL (1) NL7416480A (US20020051482A1-20020502-M00012.png)
SE (1) SE404861B (US20020051482A1-20020502-M00012.png)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4105863A (en) * 1976-12-20 1978-08-08 Bell Telephone Laboratories, Incorporated Arrangement for combining data symbols in accordance with a predetermined weighting function
US4356558A (en) * 1979-12-20 1982-10-26 Martin Marietta Corporation Optimum second order digital filter
US4314343A (en) * 1980-01-25 1982-02-02 Spectra-Physics, Inc. Method and apparatus for detecting and integrating chromatographic peaks
DE3121310A1 (de) * 1981-05-29 1982-12-16 Robert Bosch Gmbh, 7000 Stuttgart Digitales filter
NL8204687A (nl) * 1982-12-03 1984-07-02 Philips Nv Klokgestuurde filterinrichting.
GB8308843D0 (en) * 1983-03-30 1983-05-11 Clark A P Apparatus for adjusting receivers of data transmission channels
US4568965A (en) * 1983-04-13 1986-02-04 Rca Corporation Four-sample sample-rate converter
US4817025A (en) * 1984-02-03 1989-03-28 Sharp Kabushiki Kaisha Digital filter
CA1271995A (en) * 1984-07-05 1990-07-24 Nec Corporation Method and apparatus for converting an analog signal to a digital signal using an oversampling technique
US4703447A (en) * 1985-04-05 1987-10-27 The Grass Valley Group, Inc. Mixer controlled variable passband finite impulse response filter
GB2176356A (en) * 1985-06-12 1986-12-17 Philips Electronic Associated Method of, and demodulator for, digitally demodulating an ssb signal
NO160750C (no) * 1985-06-27 1989-05-24 Norway Geophysical Co Anordning for digital signalbehandling paa kontinuerlige bitstroemmer.
US4733403A (en) * 1986-05-12 1988-03-22 Motorola, Inc. Digital zero IF selectivity section
JPS6393212A (ja) * 1986-10-08 1988-04-23 Syst Instr Kk デイジタルフイルタ
US5042026A (en) * 1987-03-03 1991-08-20 Nec Corporation Circuit for cancelling whole or part of a waveform using nonrecursive and recursive filters
CA1336342C (en) * 1988-01-21 1995-07-18 Richard B. Kline Multiple-mode modem with digital filtering
US5666080A (en) * 1993-06-17 1997-09-09 Yozan, Inc. Computational circuit
US5617053A (en) * 1993-06-17 1997-04-01 Yozan, Inc. Computational circuit
CN1109404C (zh) * 1993-09-20 2003-05-21 株式会社鹰山 计算电路
US5663983A (en) * 1995-03-07 1997-09-02 Industrial Technology Research Institute Differentially matched filter for a spread spectrum system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3522546A (en) * 1968-02-29 1970-08-04 Bell Telephone Labor Inc Digital filters
US3639848A (en) * 1970-02-20 1972-02-01 Electronic Communications Transverse digital filter
US3665171A (en) * 1970-12-14 1972-05-23 Bell Telephone Labor Inc Nonrecursive digital filter apparatus employing delayedadd configuration
FR2118410A5 (US20020051482A1-20020502-M00012.png) * 1970-12-17 1972-07-28 Ibm France
US3699321A (en) * 1971-04-01 1972-10-17 North American Rockwell Automatic adaptive equalizer implementation amenable to mos
FR2188367B1 (US20020051482A1-20020502-M00012.png) * 1972-06-01 1980-03-21 Ibm France

Also Published As

Publication number Publication date
SE7514104L (sv) 1976-06-21
BE836693A (fr) 1976-06-16
DE2556353B2 (de) 1977-03-17
AU8758875A (en) 1977-06-23
JPS5186351A (US20020051482A1-20020502-M00012.png) 1976-07-28
SE404861B (sv) 1978-10-30
NL7416480A (nl) 1976-06-22
DE2556353A1 (de) 1976-06-24
US4016410A (en) 1977-04-05
JPS5431335B2 (US20020051482A1-20020502-M00012.png) 1979-10-06
FR2295640A1 (fr) 1976-07-16
GB1524040A (en) 1978-09-06
FR2295640B1 (US20020051482A1-20020502-M00012.png) 1982-05-07

Similar Documents

Publication Publication Date Title
CA1047606A (en) System comprising an integrating digital signal processing device
US4270027A (en) Telephone subscriber line unit with sigma-delta digital to analog converter
Bellanger et al. Interpolation, extrapolation, and reduction of computation speed in digital filters
US5777912A (en) Linear phase finite impulse response filter with pre-addition
US4270026A (en) Interpolator apparatus for increasing the word rate of a digital signal of the type employed in digital telephone systems
US4301446A (en) Digital transmission system with a double analog integrator Delta Sigma coder and a double digital integrator Delta Sigma decoder
US4528551A (en) Digital to analog converter employing sigma-delta modulation for use in telephone systems
US5353026A (en) Fir filter with quantized coefficients and coefficient quantization method
US4302631A (en) Decimator apparatus for decreasing the word rate of a digital signal of the type employed in digital telephone systems
US4044306A (en) Digital converter from pulse code modulation to continuous variable slope delta modulation
KR100302156B1 (ko) 데시메이션필터
US5181033A (en) Digital filter for filtering and decimating delta sigma modulator output signals
US4035724A (en) Digital converter from continuous variable slope delta modulation to pulse code modulation
US5606319A (en) Method and apparatus for interpolation and noise shaping in a signal converter
JP3113277B2 (ja) シグマ−デルタ変調器をカスケード結合するための方法，及びシグマ−デルタ変調システム
US5191334A (en) Sampling frequency conversion apparatus
US4306222A (en) (b+a)-Bit D/A converter with b-bit auxiliary D/A converter
CA1114460A (en) Digital filter arrangement for non-uniformly quantized pcm
Ritchie HIGHER ORDER INTERPOLATIVE ANALOG TO DIGITAL CONVERTERS.
EP0054033A1 (en) INTERPOLATION ENCODER FOR A SUBSCRIBER LINE AUDIO PROCESSING CIRCUIT DEVICE.
US4620158A (en) PCM signal demodulating circuit
Kershaw et al. Realisation and implementation of a sigma-delta bitstream FIR filter
AU536210B2 (en) Subscriber line audio processing circuit apparatus
US5272655A (en) Sample rate converting filter
Pei et al. Efficient design of 2-D multiplierless FIR filters by transformation