SE7900205L - Anordning for filtrering av komprimerade pulskodmodulerade signaler - Google Patents

Anordning for filtrering av komprimerade pulskodmodulerade signaler

Info

Publication number: SE7900205L
Authority: SE; Sweden
Prior art keywords: modulated signals; pulse code; code modulated; compressed pulse; filtering compressed
Prior art date: 1978-01-13

Application number

SE7900205A

Other languages

English (en)

Other versions

SE442369B (sv

Inventor

L D J Eggermont

Original Assignee

Philips 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.)

1978-01-13

Filing date

1979-01-10

Publication date

1979-07-14

1979-01-10 Application filed by Philips Nv filed Critical Philips Nv

1979-07-14 Publication of SE7900205L publication Critical patent/SE7900205L/sv

1985-12-16 Publication of SE442369B publication Critical patent/SE442369B/sv

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)
Complex Calculations (AREA)
Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)

SE7900205A 1978-01-13 1979-01-10 Digitalfilteranordning SE442369B (sv)

Applications Claiming Priority (1)

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.

Publications (2)

Publication Number	Publication Date
SE7900205L true SE7900205L (sv)	1979-07-14
SE442369B SE442369B (sv)	1985-12-16

Family

ID=19830145

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE7900205A SE442369B (sv)	1978-01-13	1979-01-10	Digitalfilteranordning

Country Status (10)

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

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.

1978
- 1978-01-13 NL NL7800406A patent/NL7800406A/xx not_active Application Discontinuation
- 1978-12-22 US US05/972,605 patent/US4231100A/en not_active Expired - Lifetime
1979
- 1979-01-04 CA CA000319142A patent/CA1122283A/en not_active Expired
- 1979-01-09 GB GB79670A patent/GB2012513B/en not_active Expired
- 1979-01-10 AU AU43271/79A patent/AU4327179A/en not_active Abandoned
- 1979-01-10 SE SE7900205A patent/SE442369B/sv not_active IP Right Cessation
- 1979-01-11 DE DE19792900844 patent/DE2900844A1/de active Granted
- 1979-01-11 JP JP107579A patent/JPS54101639A/ja active Pending
- 1979-01-11 BE BE0/192842A patent/BE873414A/xx not_active IP Right Cessation
- 1979-01-12 FR FR7900768A patent/FR2414831A1/fr active Granted

Also Published As

Publication number	Publication date
JPS54101639A (en)	1979-08-10
US4231100A (en)	1980-10-28
FR2414831A1 (fr)	1979-08-10
FR2414831B1 (sv)	1984-06-29
GB2012513B (en)	1982-03-24
DE2900844A1 (de)	1979-07-19
GB2012513A (en)	1979-07-25
SE442369B (sv)	1985-12-16
BE873414A (fr)	1979-07-11
CA1122283A (en)	1982-04-20
NL7800406A (nl)	1979-07-17
AU4327179A (en)	1979-07-19
DE2900844C2 (sv)	1988-06-01

Publication	Publication Date	Title
GB2034592B (en)	1982-10-13	Backwashable filtering device
NO149876C (no)	1984-07-11	Filteranordning til engangs bruk
GB2020565B (en)	1982-07-14	Filtering device
FR2457121B1 (fr)	1985-12-20	Dispositif de filtration
IT1116027B (it)	1986-02-10	Filtro
DK150634C (da)	1987-11-30	Filter
FI790149A (fi)	1979-09-26	Filtermatta
AT365090B (de)	1981-12-10	Filtriereinrichtung
GB2016293B (en)	1982-05-06	Filtration device
BR7907738A (pt)	1980-07-22	Filtro sob pressao
BR7900021A (pt)	1979-08-07	Dispositivo filtrante
SE7900205L (sv)	1979-07-14	Anordning for filtrering av komprimerade pulskodmodulerade signaler
GB2020995B (en)	1982-09-02	Filter element
BE886188A (fr)	1981-03-02	Dispositif de filtration
GB2034593B (en)	1982-12-08	Fluid filtering device
SE435566B (sv)	1984-10-08	Filtreringsanordning
JPS5549121A (en)	1980-04-09	Filter device
GB2020187B (en)	1982-07-28	Filter element
JPS5521697A (en)	1980-02-15	Analog signal filter
ATA64778A (de)	1980-03-15	Filter
AT368714B (de)	1982-11-10	Pressfiltervorrichtung
DK188080A (da)	1980-04-30	Fremgangsmaade til filtrering
ZA791929B (en)	1980-08-27	Vertical filtering device
DK155109C (da)	1989-07-03	Tilpasningsfilter
ZA781058B (en)	1979-11-28	Filter device

Legal Events

Date	Code	Title	Description
1995-01-31	NUG	Patent has lapsed	Ref document number: 7900205-1 Effective date: 19891201 Format of ref document f/p: F

Date

Code

Title

Description

1995-01-31

NUG

Patent has lapsed

Ref document number: 7900205-1

Effective date: 19891201

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