NL156288B - Codeer- en decodeerstelsel. - Google Patents

Codeer- en decodeerstelsel.

Info

Publication number: NL156288B
Authority: NL; Netherlands
Prior art keywords: coding; decoding scheme; decoding; scheme
Prior art date: 1971-10-13

Application number

NL7213636A

Other languages

English (en)

Other versions

NL7213636A (nl

Original Assignee

Cit Alcatel

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.)

1971-10-13

Filing date

1972-10-09

Publication date

1978-03-15

1972-10-09 Application filed by Cit Alcatel filed Critical Cit Alcatel

1973-04-17 Publication of NL7213636A publication Critical patent/NL7213636A/xx

1978-03-15 Publication of NL156288B publication Critical patent/NL156288B/nl

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
- H04L25/40—Transmitting circuits; Receiving circuits
- H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
- H04L25/4917—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using multilevel codes
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
- H04L25/03834—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using pulse shaping
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/41—Bandwidth or redundancy reduction
- H04N1/411—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures
- H04N1/413—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information
- H04N1/4135—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information in which a baseband signal showing more than two values or a continuously varying baseband signal is transmitted or recorded

Landscapes

Engineering & Computer Science (AREA)
Signal Processing (AREA)
Physics & Mathematics (AREA)
Spectroscopy & Molecular Physics (AREA)
Computer Networks & Wireless Communication (AREA)
Power Engineering (AREA)
Multimedia (AREA)
Dc Digital Transmission (AREA)
Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Compression, Expansion, Code Conversion, And Decoders (AREA)

NL7213636A 1971-10-13 1972-10-09 Codeer- en decodeerstelsel. NL156288B (nl)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR7136797A FR2161744B1 (nl)	1971-10-13	1971-10-13

Publications (2)

Publication Number	Publication Date
NL7213636A NL7213636A (nl)	1973-04-17
NL156288B true NL156288B (nl)	1978-03-15

Family

ID=9084310

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7213636A NL156288B (nl)	1971-10-13	1972-10-09	Codeer- en decodeerstelsel.

Country Status (9)

Country	Link
BE (1)	BE789644A (nl)
CA (1)	CA971666A (nl)
DE (1)	DE2249819C2 (nl)
FR (1)	FR2161744B1 (nl)
GB (1)	GB1357837A (nl)
IT (1)	IT975237B (nl)
LU (1)	LU66254A1 (nl)
NL (1)	NL156288B (nl)
SE (1)	SE387498B (nl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2250898A (en) *	1990-12-12	1992-06-17	Stc Plc	Line coding scheme.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3337863A (en) *	1964-01-17	1967-08-22	Automatic Elect Lab	Polybinary techniques
US3459892A (en) *	1965-09-14	1969-08-05	Bendix Corp	Digital data transmission system wherein a binary level is represented by a change in the amplitude of the transmitted signal
GB1250494A (nl) *	1967-07-27	1971-10-20

0
- BE BE789644D patent/BE789644A/xx not_active IP Right Cessation
1971
- 1971-10-13 FR FR7136797A patent/FR2161744B1/fr not_active Expired
1972
- 1972-10-09 LU LU66254D patent/LU66254A1/xx unknown
- 1972-10-09 NL NL7213636A patent/NL156288B/nl not_active IP Right Cessation
- 1972-10-10 SE SE1305272A patent/SE387498B/xx unknown
- 1972-10-11 DE DE19722249819 patent/DE2249819C2/de not_active Expired
- 1972-10-12 IT IT7021272A patent/IT975237B/it active
- 1972-10-12 CA CA154,147A patent/CA971666A/en not_active Expired
- 1972-10-13 GB GB4734272A patent/GB1357837A/en not_active Expired

Also Published As

Publication number	Publication date
IT975237B (it)	1974-07-20
SE387498B (sv)	1976-09-06
DE2249819C2 (de)	1982-09-16
BE789644A (fr)	1973-04-04
FR2161744A1 (nl)	1973-07-13
GB1357837A (en)	1974-06-26
NL7213636A (nl)	1973-04-17
CA971666A (en)	1975-07-22
FR2161744B1 (nl)	1977-08-05
DE2249819A1 (de)	1973-04-19
LU66254A1 (nl)	1973-04-13

Publication	Publication Date	Title
NL159558B (nl)	1979-02-15	Decodeerinrichting.
DK134387B (da)	1976-11-01	Tandpasta.
CH558663A (de)	1975-02-14	Ballschlaeger.
BE783967A (nl)	1972-11-27	Galvaniseerinrichting.
DK134341B (da)	1976-10-25	Tandpasta.
CH555461A (de)	1974-10-31	Echafaudage.
NL161329C (nl)	1980-01-15	Decodeerinrichting.
CH554480A (de)	1974-09-30	Harmonikatuere.
CH547567A (de)	1974-03-29	Turbogenerater.
CH556593A (de)	1974-11-29	Reacteur nucleaire.
CH553706A (de)	1974-09-13	Foerderer.
CH556032A (de)	1974-11-15	Retroreflecteur.
ES173294Y (es)	1973-06-01	Flotador-brazalete hinchable.
CH558421A (de)	1975-01-31	Allume-feu.
CH547101A (de)	1974-03-29	Trocart.
NL156288B (nl)	1978-03-15	Codeer- en decodeerstelsel.
CH547215A (fr)	1974-03-29	Aerosol-ventil.
IT970253B (it)	1974-04-10	Tastiera codificatrice
DK133804B (da)	1976-07-26	Tandpasta.
CH550090A (de)	1974-06-14	Biciclettao ci clomotore.
CH546033A (de)	1974-02-28	Melkbecher.
CH557650A (de)	1975-01-15	Surchaussure aseptique.
BE772932A (fr)	1972-01-17	Zitmeubel.
BE772416A (fr)	1972-01-17	Brilmontuur.
BE766327A (fr)	1971-09-16	Roeimecanisme.

Legal Events

Date	Code	Title	Description
1985-06-17	V1	Lapsed because of non-payment of the annual fee
1992-10-31	NL80	Abbreviated name of patent owner mentioned of already nullified patent	Owner name: CITALCATEL