BR8204042A - Processo e disposicao para a codificacao de sinais modulados de acordo com as amplitudes de pulso em sinais modulados de acordo com o codigo de pulso consoante uma linha caracteristica de codificacao aproximadamente logaritmica - Google Patents

Processo e disposicao para a codificacao de sinais modulados de acordo com as amplitudes de pulso em sinais modulados de acordo com o codigo de pulso consoante uma linha caracteristica de codificacao aproximadamente logaritmica

Info

Publication number: BR8204042A
Authority: BR; Brazil
Prior art keywords: coding; characteristic; pulse; logarithmatic; modulated
Prior art date: 1981-07-13

Application number

BR8204042A

Other languages

English (en)

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

1982-07-12

Publication date

1983-07-05

1982-07-12 Application filed by Siemens Ag filed Critical Siemens Ag

1983-07-05 Publication of BR8204042A publication Critical patent/BR8204042A/pt

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)
Amplifiers (AREA)
Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
Dc Digital Transmission (AREA)
Compression, Expansion, Code Conversion, And Decoders (AREA)

BR8204042A 1981-07-13 1982-07-12 Processo e disposicao para a codificacao de sinais modulados de acordo com as amplitudes de pulso em sinais modulados de acordo com o codigo de pulso consoante uma linha caracteristica de codificacao aproximadamente logaritmica BR8204042A (pt)

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 (1)

Publication Number	Publication Date
BR8204042A true BR8204042A (pt)	1983-07-05

Family

ID=6136775

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR8204042A BR8204042A (pt)	1981-07-13	1982-07-12	Processo e disposicao para a codificacao de sinais modulados de acordo com as amplitudes de pulso em sinais modulados de acordo com o codigo de pulso consoante uma linha caracteristica de codificacao aproximadamente logaritmica

Country Status (10)

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

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 BR BR8204042A patent/BR8204042A/pt unknown
- 1982-07-12 CA CA000407105A patent/CA1194599A/en not_active Expired
- 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
NO822084L (no)	1983-01-14
CA1194599A (en)	1985-10-01
DE3127600A1 (de)	1983-01-27
EP0070009A2 (de)	1983-01-19
AU529672B2 (en)	1983-06-16
EP0070009A3 (en)	1984-04-04
EP0070009B1 (de)	1986-04-30
YU153282A (en)	1985-04-30
NO159227C (no)	1988-12-07
ATE19569T1 (de)	1986-05-15
DE3270855D1 (en)	1986-06-05
US4492953A (en)	1985-01-08
GR76190B (pt)	1984-08-03
AU8590882A (en)	1983-01-20
NO159227B (no)	1988-08-29

Similar Documents

Publication	Publication Date	Title
US4354007B1 (pt)	1987-05-05
WO1989001690A3 (en)	1989-04-20	Device for identifying news items
BR9713072A (pt)	2000-04-11	Processo e equipamento para codificar uma pluralidade de sìmbolos de fonte para uso em um modulador de nìvel superior, e, processo e equipamento para decodificar uma pluralidade de sìmbolos de fonte que tenham sido modulados em um modulador de nìvel superior.
BR7302191D0 (pt)	1974-07-25	Fibras aciculares de sulfato de calcio, o processo de sua fabricacao e composicoes que as contem
ATE55591T1 (de)	1990-09-15	Nichtexpandierender, schnell abbindender zement.
DE69010029D1 (de)	1994-07-28	Zusammensetzung zum Trennen von Blut.
IT1029821B (it)	1979-03-20	Procedimento per trattare bevan de quali vini succhi di frutta e simili
ATE305518T1 (de)	2005-10-15	Verwendung von alpha-1,4-glukanlyase zur herstellung von 1,5 d-anhydrofruktose
JPS57116100A (en)	1982-07-19	Novel d-homosteroid
ATE56755T1 (de)	1990-10-15	Stamm von clostridium acetobutylleum und verfahren zur herstellung desselben.
BR8102511A (pt)	1982-01-05	Processo de tratamento,de produtos oleosos usados
JPS5129808A (pt)	1976-03-13
DE3578533D1 (de)	1990-08-09	Halbleiterbauelement mit von source- und/oder drain-gebieten umgebenen anschlussflaechen.
ATE19573T1 (de)	1986-05-15	Dynamische verschluesselung von videosignalen.
IT8119504A0 (it)	1981-02-04	Composizione e processo.
DK322583D0 (da)	1983-07-13	Middel til behandling af sar
BR8204042A (pt)	1983-07-05	Processo e disposicao para a codificacao de sinais modulados de acordo com as amplitudes de pulso em sinais modulados de acordo com o codigo de pulso consoante uma linha caracteristica de codificacao aproximadamente logaritmica
MX169236B (es)	1993-06-25	Metodo para mejorar la calidad de los licores alcoholicos
GB1378408A (en)	1974-12-27	Method of preparation 1-beta-d or l-arabinofuranosylcytosine
IT7823350A0 (it)	1978-05-12	Reticolabili e processo per la composizioni reticolazione di organo-polisilossaniche organopolisilossani.
DE59009333D1 (de)	1995-08-03	Verfahren zur Erhöhung der enzymatischen Reaktivität von Beta-Galactosidase.
BR8107976A (pt)	1982-09-14	Processo de enriquecimento,por flotacao,de minerios de fosfato de ganga carbonatada e silicosa
ES2039250T3 (es)	1993-09-16	Tratamiento de materiales de lana.
JPS5286709A (en)	1977-07-19	Companding estimate code decoding circuit
DK487A (da)	1988-07-03	Fremgangsmaade til tvaerbinding af silikonegummier