CS339084A2 - Switch amplifier for digital power amplifying - Google Patents

Switch amplifier for digital power amplifying

Info

Publication number: CS339084A2
Authority: CS; Czechoslovakia
Prior art keywords: power amplifying; digital power; switch amplifier; amplifier; switch
Prior art date: 1983-05-10

Application number

CS843390A

Other languages

English (en)

Other versions

CS273313B2 (en

Inventor

Andreas Furrer

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.)

1983-05-10

Filing date

1984-05-08

Publication date

1990-08-14

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=4236226&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CS339084(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1984-05-08 Application filed by Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie

1990-08-14 Publication of CS339084A2 publication Critical patent/CS339084A2/cs

1991-03-12 Publication of CS273313B2 publication Critical patent/CS273313B2/cs

Links

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
- H03F3/2178—Class D power amplifiers; Switching amplifiers using more than one switch or switching amplifier in parallel or in series

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Amplifiers (AREA)
Analogue/Digital Conversion (AREA)

CS339084A 1983-05-10 1984-05-08 Switch amplifier for digital power amplifying CS273313B2 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH254683		1983-05-10

Publications (2)

Publication Number	Publication Date
CS339084A2 true CS339084A2 (en)	1990-08-14
CS273313B2 CS273313B2 (en)	1991-03-12

Family

ID=4236226

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CS339084A CS273313B2 (en)	1983-05-10	1984-05-08	Switch amplifier for digital power amplifying

Country Status (9)

Country	Link
US (1)	US4560944A (cs)
EP (1)	EP0124765B1 (cs)
JP (1)	JPH0744402B2 (cs)
BR (1)	BR8402148A (cs)
CS (1)	CS273313B2 (cs)
DE (1)	DE3465857D1 (cs)
IN (1)	IN160485B (cs)
SU (1)	SU1264850A3 (cs)
YU (1)	YU45608B (cs)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH666148A5 (de) *	1984-05-10	1988-06-30	Bbc Brown Boveri & Cie	Verfahren zur traegersteuerung eines amplitudenmodulierten senders und schaltungsanordnung zur durchfuehrung des verfahrens.
DE3502135A1 (de) *	1985-01-19	1986-07-24	Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt	Schaltungsanordnung eines schaltverstaerkers
FR2583233B1 (fr) *	1985-06-07	1992-05-15	Thomson Csf	Amplificateur de puissance a commutation
JPS6331308A (ja) *	1985-07-25	1988-02-10	リツエンツイア・パテント−フエルヴアルツングス−ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング	電源装置
DE3534979A1 (de) *	1985-07-25	1987-01-29	Licentia Gmbh	Netzgeraet
DE3534678A1 (de) *	1985-09-28	1987-04-09	Licentia Gmbh	Schaltverstaerker
US4745368A (en) *	1985-09-28	1988-05-17	Licentia Patent-Verwaltungs-Gmbh	Switching amplifier
DE3541663A1 (de) *	1985-11-26	1987-05-27	Licentia Gmbh	Schaltverstaerker fuer analoge nf-signale
DE3632716A1 (de) *	1986-09-26	1988-03-31	Licentia Gmbh	Schneller digitaler leistungsverstaerker
DE3637934A1 (de) *	1986-11-07	1988-05-19	Licentia Gmbh	Schaltverstaerker
US4831334A (en) *	1987-06-08	1989-05-16	Hughes Aircraft Company	Envelope amplifier
DE3805754A1 (de) *	1988-02-24	1989-09-07	Olympia Aeg	Digitaler schaltverstaerker
US5200707A (en) *	1990-06-05	1993-04-06	Continental Electronics Corporation	Amplifier with multiple switched stages and noise suppression
US5099203A (en) *	1990-06-05	1992-03-24	Continental Electronics Corporation	Power amplifier having multiple switched stages and method of operating same
US5249201A (en) *	1991-02-01	1993-09-28	Mst, Inc.	Transmission of multiple carrier signals in a nonlinear system
US5345198A (en) *	1993-06-10	1994-09-06	Crown International, Inc.	Power supply modulator circuit for transmitter
JPH0715253A (ja) *	1993-06-25	1995-01-17	Nec Corp	振幅変調送信機
US5309114A (en) *	1993-06-30	1994-05-03	Harris Corporation	Pulse step modulator
EP0673562A1 (de) *	1993-10-11	1995-09-27	Thomcast Ag	Schaltverstärker
US5381109A (en) *	1994-04-12	1995-01-10	Harris Corporation	Pulse step modulator having faulted module detection and compensation
US5461341A (en) *	1994-06-29	1995-10-24	Harris Corporation	Pulse step modulator
US5436592A (en) *	1994-06-29	1995-07-25	Harris Corporation	Modulator having encoder for fault-adaptive pulse step modulation
US5781066A (en) *	1996-03-11	1998-07-14	The Mitre Corporation	Pulse waveform generator
US5710520A (en) *	1996-06-28	1998-01-20	Harris Corporation	Pulse step modulator and transformer
US5903188A (en) *	1998-02-17	1999-05-11	Harris Corporation	Modulator having improved discharging unwanted capacitance
GB2376819A (en) *	2001-06-21	2002-12-24	Ericsson Telefon Ab L M	Electronic circuit having series connected circuit blocks
US7221223B2 (en) *	2005-07-28	2007-05-22	Motorola, Inc.	Methods and apparatus of managing a power amplifier
US7719377B2 (en) *	2006-06-28	2010-05-18	Harris Corporation	Alternating digital RF modulation
US8278904B2 (en) *	2009-07-23	2012-10-02	Quantance, Inc.	High bandwidth power supply system with high efficiency and low distortion
JP2013066100A (ja) *	2011-09-20	2013-04-11	Hitachi Kokusai Electric Inc	電源回路
KR101491658B1 (ko) *	2013-04-25	2015-02-09	주식회사 피에스텍	스위칭 증폭기 장치 및 그 제어 방법
JP6466186B2 (ja) *	2015-02-02	2019-02-06	株式会社東芝	変調信号生成装置及び無線装置
EP3607657B1 (en) *	2017-04-06	2022-03-02	Telefonaktiebolaget LM Ericsson (PUBL)	Wideband power amplifier arrangement

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS515533A (ja) *	1974-07-02	1976-01-17	Mitsubishi Electric Corp	Tansoburitsujiseiryukairo
JPS5916443B2 (ja) *	1976-02-06	1984-04-16	ソニー株式会社	パワ−アンプ
US4164714A (en) *	1977-09-26	1979-08-14	Harris Corporation	Polyphase PDM amplifier
JPS556959A (en) *	1978-06-30	1980-01-18	Shigeyuki Ohara	Digital-analog converter
GB2064901B (en) *	1979-11-30	1984-11-07	Harris Corp	Digital high power amplifier
EP0058443B1 (de) *	1981-02-16	1985-07-10	BBC Brown Boveri AG	Verfahren zum Verstärken eines analogen NF-Signals mit einem Schaltverstärker sowie Schaltverstärker zum Ausführen des Verfahrens
JPH0115218Y2 (cs) *	1981-03-05	1989-05-08
JPS57186811A (en) *	1981-05-12	1982-11-17	Marantz Japan Inc	Amplifier
EP0066904B1 (de) *	1981-06-01	1985-08-21	BBC Brown Boveri AG	Schaltverstärker

1984
- 1984-04-04 EP EP84103697A patent/EP0124765B1/de not_active Expired
- 1984-04-04 DE DE8484103697T patent/DE3465857D1/de not_active Expired
- 1984-04-08 BR BR8402148A patent/BR8402148A/pt not_active IP Right Cessation
- 1984-04-10 IN IN253/MAS/84A patent/IN160485B/en unknown
- 1984-04-12 YU YU66784A patent/YU45608B/sh unknown
- 1984-04-18 US US06/601,580 patent/US4560944A/en not_active Expired - Lifetime
- 1984-05-07 SU SU843736298A patent/SU1264850A3/ru active
- 1984-05-08 JP JP59090319A patent/JPH0744402B2/ja not_active Expired - Lifetime
- 1984-05-08 CS CS339084A patent/CS273313B2/cs unknown

Also Published As

Publication number	Publication date
JPS59208913A (ja)	1984-11-27
YU66784A (en)	1988-02-29
YU45608B (sh)	1992-07-20
US4560944A (en)	1985-12-24
BR8402148A (pt)	1984-12-18
EP0124765B1 (de)	1987-09-02
IN160485B (cs)	1987-07-11
CS273313B2 (en)	1991-03-12
EP0124765A1 (de)	1984-11-14
SU1264850A3 (ru)	1986-10-15
JPH0744402B2 (ja)	1995-05-15
DE3465857D1 (en)	1987-10-08

Publication	Publication Date	Title
CS339084A2 (en)	1990-08-14	Switch amplifier for digital power amplifying
US4618831B1 (en)	1997-01-07	Power amplifying apparatus
GB2064901B (en)	1984-11-07	Digital high power amplifier
EP0172737A3 (en)	1987-09-23	Digital audio amplifier
YU45071B (en)	1991-08-31	Digital arrangement for amplifying control
GB8411126D0 (en)	1984-06-06	Current amplifying apparatus
EP0123275A3 (en)	1988-01-07	Operational amplifier circuit
GB8317423D0 (en)	1983-07-27	Current amplifiers
DE3461346D1 (en)	1987-01-02	Hyperfrequency power amplifier
EP0132760A3 (en)	1986-12-03	Fet power amplifying apparatus
GB8321594D0 (en)	1983-09-14	Audio power amplifiers
EP0126330A3 (en)	1987-05-27	Enhanced-accuracy semiconductor power amplifier
DE3473390D1 (en)	1988-09-15	Amplifiers
GB2069272B (en)	1984-03-14	Power amplifier circuits
GB2115999B (en)	1985-05-01	Bias current compensated amplifier
GB8328836D0 (en)	1983-11-30	Current amplifiers
GB2126053B (en)	1986-03-19	Audio amplifier arrangement
DE3373040D1 (en)	1987-09-17	Switching amplifier
DE3463330D1 (en)	1987-05-27	Amplifier arrangement
DE3475839D1 (en)	1989-02-02	Electrostatic-charge-differential amplification
ZA858222B (en)	1986-06-25	Power amplifier circuit
GB8304022D0 (en)	1983-03-16	Amplifier arrangement
DE3370735D1 (en)	1987-05-07	Switching amplifier
DE3279876D1 (en)	1989-09-14	Switching amplifier
GB2127247B (en)	1986-03-05	Push-pull amplifier