BR8200759A - Processo para a amplificacao de um sinal analogo com um amplificador de comutacao - Google Patents

Processo para a amplificacao de um sinal analogo com um amplificador de comutacao

Info

Publication number: BR8200759A
Authority: BR; Brazil
Prior art keywords: amplification; analogue signal; switching amplifier; amplifier; switching
Prior art date: 1981-02-16

Application number

BR8200759A

Other languages

English (en)

Inventor

Andreas Furrer

Vaclau Mertl

Johann Milavec

Herbert Stemmler

Original Assignee

Bbc Brown Boveri & Cie

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.)

1981-02-16

Filing date

1982-02-12

Publication date

1982-12-21

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=4199934&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR8200759(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1982-02-12 Application filed by Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie

1982-12-21 Publication of BR8200759A publication Critical patent/BR8200759A/pt

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
- H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
- H03F3/217—Class D power amplifiers; Switching amplifiers
- H03F3/2175—Class D power amplifiers; Switching amplifiers using analogue-digital or digital-analogue conversion

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Amplifiers (AREA)

BR8200759A 1981-02-16 1982-02-12 Processo para a amplificacao de um sinal analogo com um amplificador de comutacao BR8200759A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH99281		1981-02-16

Publications (1)

Publication Number	Publication Date
BR8200759A true BR8200759A (pt)	1982-12-21

Family

ID=4199934

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR8200759A BR8200759A (pt)	1981-02-16	1982-02-12	Processo para a amplificacao de um sinal analogo com um amplificador de comutacao

Country Status (9)

Country	Link
US (1)	US4488121A (pt)
EP (1)	EP0058443B1 (pt)
JP (1)	JPS57181212A (pt)
BR (1)	BR8200759A (pt)
CS (1)	CS274562B2 (pt)
DE (1)	DE3264600D1 (pt)
IN (1)	IN156010B (pt)
SU (1)	SU1294301A3 (pt)
YU (1)	YU45537B (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0124765B1 (de) *	1983-05-10	1987-09-02	BBC Brown Boveri AG	Schaltverstärker zur digitalen Leistungsverstärkung
FR2567338B1 (fr) *	1984-07-06	1990-01-26	Thomson Csf	Amplificateur a etages d'amplification commutables en fonction de l'amplitude du signal d'entree a amplifier
DE3632716A1 (de) *	1986-09-26	1988-03-31	Licentia Gmbh	Schneller digitaler leistungsverstaerker
DE3637934A1 (de) *	1986-11-07	1988-05-19	Licentia Gmbh	Schaltverstaerker
DE3822990A1 (de) *	1988-07-07	1990-01-11	Olympia Aeg	Leistungsverstaerker
DE4306690A1 (de) *	1993-03-04	1994-09-08	Thomcast Ag Turgi	Modulationsverstärker für Rundfunksender
DE602004012165T2 (de) *	2004-05-28	2009-06-18	The Tc Group A/S	Impulsbreitenmodulatorsystem

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3480881A (en) *	1966-08-19	1969-11-25	Westinghouse Electric Corp	Circuitry for simultaneously modulating and amplifying a carrier signal
FR1586550A (pt) *	1968-10-25	1970-02-20
US4068228A (en) *	1974-01-08	1978-01-10	Electronique Marcel Dassault	Multiple channel amplifier
JPS5916443B2 (ja) *	1976-02-06	1984-04-16	ソニー株式会社	パワ−アンプ
US4153882A (en) *	1978-03-24	1979-05-08	Fisher Charles B	High-efficiency amplifier
GB2064901B (en) *	1979-11-30	1984-11-07	Harris Corp	Digital high power amplifier
US4399558A (en) *	1981-06-29	1983-08-16	Rca Corporation	Cascaded digital broadcast transmitter

1982
- 1982-01-25 DE DE8282200083T patent/DE3264600D1/de not_active Expired
- 1982-01-25 EP EP82200083A patent/EP0058443B1/de not_active Expired
- 1982-01-28 US US06/343,770 patent/US4488121A/en not_active Expired - Lifetime
- 1982-01-29 IN IN116/CAL/82A patent/IN156010B/en unknown
- 1982-02-04 YU YU238/82A patent/YU45537B/xx unknown
- 1982-02-08 SU SU823386627A patent/SU1294301A3/ru active
- 1982-02-12 CS CS94482A patent/CS274562B2/cs unknown
- 1982-02-12 BR BR8200759A patent/BR8200759A/pt unknown
- 1982-02-15 JP JP57021375A patent/JPS57181212A/ja active Granted

Also Published As

Publication number	Publication date
JPS57181212A (en)	1982-11-08
YU23882A (en)	1985-03-20
DE3264600D1 (en)	1985-08-14
YU45537B (en)	1992-05-28
JPH0582766B2 (pt)	1993-11-22
SU1294301A3 (ru)	1987-02-28
EP0058443A1 (de)	1982-08-25
EP0058443B1 (de)	1985-07-10
CS274562B2 (en)	1991-08-13
IN156010B (pt)	1985-04-27
US4488121A (en)	1984-12-11

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Legal Events

Date	Code	Title	Description
2018-03-27	B15K	Others concerning applications: alteration of classification	Ipc: H03F 3/217 (2006.01)