CA1122283A - Arrangement for filtering compressed pulse-code- modulated signals - Google Patents

Arrangement for filtering compressed pulse-code- modulated signals

Info

Publication number
CA1122283A
CA1122283A CA000319142A CA319142A CA1122283A CA 1122283 A CA1122283 A CA 1122283A CA 000319142 A CA000319142 A CA 000319142A CA 319142 A CA319142 A CA 319142A CA 1122283 A CA1122283 A CA 1122283A
Authority
CA
Canada
Prior art keywords
numbers
code
storage locations
coupling
mantissa
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
CA000319142A
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 CA1122283A publication Critical patent/CA1122283A/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
    • H03H17/06—Non-recursive filters

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Complex Calculations (AREA)
CA000319142A 1978-01-13 1979-01-04 Arrangement for filtering compressed pulse-code- modulated signals Expired CA1122283A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL7800406A NL7800406A (nl) 1978-01-13 1978-01-13 Inrichting voor het filteren van gecomprimeerde pulscode gemoduleerde signalen.
NL7800406 1978-01-13

Publications (1)

Publication Number Publication Date
CA1122283A true CA1122283A (en) 1982-04-20

Family

ID=19830145

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000319142A Expired CA1122283A (en) 1978-01-13 1979-01-04 Arrangement for filtering compressed pulse-code- modulated signals

Country Status (10)

Country Link
US (1) US4231100A (en, 2012)
JP (1) JPS54101639A (en, 2012)
AU (1) AU4327179A (en, 2012)
BE (1) BE873414A (en, 2012)
CA (1) CA1122283A (en, 2012)
DE (1) DE2900844A1 (en, 2012)
FR (1) FR2414831A1 (en, 2012)
GB (1) GB2012513B (en, 2012)
NL (1) NL7800406A (en, 2012)
SE (1) SE442369B (en, 2012)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5698022A (en) * 1980-01-07 1981-08-07 Nec Corp Difference coefficient digital filter
DE3028734A1 (de) * 1980-07-29 1982-03-04 Siemens AG, 1000 Berlin und 8000 München Verfahren zur umwandlung von positiven linear codierten digitalen signalen sowie deren zweierkomplement in nichtlinear codierte digitale signale gemaess einer der a-gesetz gehorchenden mehrfachsegmentkennlinie
JPS5846751A (ja) * 1981-09-11 1983-03-18 Sony Corp Ｚ値符号変調方法及び記録媒体
NL8203520A (nl) * 1982-09-10 1984-04-02 Philips Nv Digitale filterinrichting.
DE3378933D1 (en) * 1982-10-07 1989-02-16 Toshiba Kk Image data processing apparatus
US4556900A (en) * 1983-05-25 1985-12-03 Rca Corporation Scaling device as for quantized B-Y signal
US4691293A (en) * 1984-12-28 1987-09-01 Ford Aerospace & Communications Corporation High frequency, wide range FIR filter
US4750144A (en) * 1985-12-31 1988-06-07 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Real time pipelined system for forming the sum of products in the processing of video data
US4740963A (en) * 1986-01-30 1988-04-26 Lear Siegler, Inc. Voice and data communication system
US5210623A (en) * 1989-12-21 1993-05-11 Eastman Kodak Company Apparatus and method for quantizing and/or reconstructing multi-dimensional digital image signals

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE792988A (fr) * 1971-12-22 1973-04-16 Western Electric Co Dispositif numerique
US3766546A (en) * 1972-04-21 1973-10-16 Bell Telephone Labor Inc Converter for segment companded pcm codes
NL7400764A (nl) * 1974-01-21 1975-07-23 Philips Nv Digitale inrichting voor het omzetten van ge- comprimeerde delta gemoduleerde signalen in pcm-signalen.
NL176124C (nl) * 1974-06-17 1985-02-18 Philips Nv Digitaal filter met vereenvoudigde vermenigvuldiginrichting.
US3992616A (en) * 1975-06-24 1976-11-16 Honeywell Inc. Receiver equalizer apparatus
NL178469C (nl) * 1976-07-06 1986-03-17 Philips Nv Niet-recursief discreet filter.

Also Published As

Publication number Publication date
GB2012513A (en) 1979-07-25
GB2012513B (en) 1982-03-24
SE7900205L (sv) 1979-07-14
AU4327179A (en) 1979-07-19
FR2414831B1 (en, 2012) 1984-06-29
FR2414831A1 (fr) 1979-08-10
BE873414A (fr) 1979-07-11
NL7800406A (nl) 1979-07-17
JPS54101639A (en) 1979-08-10
DE2900844C2 (en, 2012) 1988-06-01
US4231100A (en) 1980-10-28
DE2900844A1 (de) 1979-07-19
SE442369B (sv) 1985-12-16

Similar Documents

Publication Publication Date Title
CA1122283A (en) Arrangement for filtering compressed pulse-code- modulated signals
EP0207774A2 (en) Block encoder
CA1173563A (en) Triangle and pyramid signal transforms and apparatus
US10896683B2 (en) Lossless bandsplitting and bandjoining using allpass filters
EP0630547A1 (en) Picture data encoding method
Mandyam et al. Lossless image compression using the discrete cosine transform
Yadav et al. Orthogonal Ramanujan sums, its properties, and applications in multiresolution analysis
Yeh The CCSDS lossless data compression recommendation for space applications
KR100514702B1 (ko) 신호처리기
US6604009B2 (en) Signal processors
US6593866B1 (en) Signal processors
KR100542960B1 (ko) 신호프로세서
Yeh et al. On the optimality of a universal noiseless coder
US6188344B1 (en) Signal processors
Savić et al. Novel memory efficient hardware architecture for 5/3 lifting-based 2D Inverse DWT
KR100499964B1 (ko) 신호처리기
US5990818A (en) Method and apparatus for processing sigma-delta modulated signals
US4984187A (en) First order recursive digital filter without multiplier
Langlois et al. A high performance, wide bandwidth, low cost FPGA-based quadrature demodulator
Lockhart Modular networks for direct processing of delta-modulated signals
Goldsmith et al. Separation of graphs into three components by the removal of edges
Ives et al. Effects of multiple-pass filtering in lossless predictive compression of waveform data
JPH04297185A (ja) 画像圧縮用量子化方法及び装置
Hjorungnes et al. Algorithm for jointly optimized analysis and synthesis FIR filter banks
Borsodi et al. Closed form solution of granular quantization error for multi-loop sigma-delta modulator configurations

Legal Events

Date Code Title Description
MKEX Expiry