NO822084L - Fremgangsmaate til aa kode pulsamplitude-modulerte signaler til pulskode-modulerte signaler i henhold til en tilnaermet logaritmisk karakteristikk - Google Patents

Fremgangsmaate til aa kode pulsamplitude-modulerte signaler til pulskode-modulerte signaler i henhold til en tilnaermet logaritmisk karakteristikk

Info

Publication number: NO822084L
Authority: NO; Norway
Prior art keywords: modulated signals; code; pulse; procedure; characteristic curve
Prior art date: 1981-07-13

Application number

NO822084A

Other languages

English (en)

Other versions

NO159227B (no

NO159227C (no

Inventor

Max Rathgeber

Original Assignee

Siemens Ag

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.)

1981-07-13

Filing date

1982-06-22

Publication date

1983-01-14

1982-06-22 Application filed by Siemens Ag filed Critical Siemens Ag

1983-01-14 Publication of NO822084L publication Critical patent/NO822084L/no

1988-08-29 Publication of NO159227B publication Critical patent/NO159227B/no

1988-12-07 Publication of NO159227C publication Critical patent/NO159227C/no

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B14/00—Transmission systems not characterised by the medium used for transmission
- H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
- H04B14/04—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using pulse code modulation
- H04B14/046—Systems or methods for reducing noise or bandwidth
- H04B14/048—Non linear compression or expansion

Landscapes

Physics & Mathematics (AREA)
Nonlinear Science (AREA)
Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Analogue/Digital Conversion (AREA)
Radar Systems Or Details Thereof (AREA)
Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Amplifiers (AREA)
Dc Digital Transmission (AREA)
Compression, Expansion, Code Conversion, And Decoders (AREA)

NO822084A 1981-07-13 1982-06-22 Fremgangsmaate til aa kode pulsamplitude-modulerte signalertil pulskode-modulerte signaler i henhold til en tilnaermet logaritmisk karakteristikk. NO159227C (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19813127600 DE3127600A1 (de)	1981-07-13	1981-07-13	Verfahren zur codierung von pulsamplitudenmodulierten signalen in pulscodemodulierte signale nach einer angenaeherten logarithmischen kennlinie

Publications (3)

Publication Number	Publication Date
NO822084L true NO822084L (no)	1983-01-14
NO159227B NO159227B (no)	1988-08-29
NO159227C NO159227C (no)	1988-12-07

Family

ID=6136775

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO822084A NO159227C (no)	1981-07-13	1982-06-22	Fremgangsmaate til aa kode pulsamplitude-modulerte signalertil pulskode-modulerte signaler i henhold til en tilnaermet logaritmisk karakteristikk.

Country Status (10)

Country	Link
US (1)	US4492953A (no)
EP (1)	EP0070009B1 (no)
AT (1)	ATE19569T1 (no)
AU (1)	AU529672B2 (no)
BR (1)	BR8204042A (no)
CA (1)	CA1194599A (no)
DE (2)	DE3127600A1 (no)
GR (1)	GR76190B (no)
NO (1)	NO159227C (no)
YU (1)	YU153282A (no)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5991278A (en)	1996-08-13	1999-11-23	Telogy Networks, Inc.	Asymmetric modem communications system and method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH464290A (de) *	1967-09-26	1968-10-31	Siemens Ag Albis	Verfahren und Einrichtung zur Codierung von pulsamplitudenmodulierten Signalen in Puls-Code-Modulationsanlagen
FR2376562A1 (fr) *	1977-01-04	1978-07-28	Europ Teletransmission	Dispositif de codage d'un signal analogique suivant une loi quasi-logarithmique de base 2

1981
- 1981-07-13 DE DE19813127600 patent/DE3127600A1/de not_active Withdrawn
1982
- 1982-06-01 US US06/383,978 patent/US4492953A/en not_active Expired - Fee Related
- 1982-06-22 NO NO822084A patent/NO159227C/no unknown
- 1982-07-09 EP EP82106167A patent/EP0070009B1/de not_active Expired
- 1982-07-09 AT AT82106167T patent/ATE19569T1/de not_active IP Right Cessation
- 1982-07-09 DE DE8282106167T patent/DE3270855D1/de not_active Expired
- 1982-07-12 CA CA000407105A patent/CA1194599A/en not_active Expired
- 1982-07-12 BR BR8204042A patent/BR8204042A/pt unknown
- 1982-07-12 GR GR68727A patent/GR76190B/el unknown
- 1982-07-12 AU AU85908/82A patent/AU529672B2/en not_active Ceased
- 1982-07-13 YU YU01532/82A patent/YU153282A/xx unknown

Also Published As

Publication number	Publication date
NO159227B (no)	1988-08-29
BR8204042A (pt)	1983-07-05
YU153282A (en)	1985-04-30
CA1194599A (en)	1985-10-01
EP0070009A2 (de)	1983-01-19
DE3270855D1 (en)	1986-06-05
ATE19569T1 (de)	1986-05-15
US4492953A (en)	1985-01-08
AU529672B2 (en)	1983-06-16
GR76190B (no)	1984-08-03
EP0070009A3 (en)	1984-04-04
EP0070009B1 (de)	1986-04-30
NO159227C (no)	1988-12-07
AU8590882A (en)	1983-01-20
DE3127600A1 (de)	1983-01-27

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