DK500284D0 - Apparat til automatisk forkorrektion af uliniariteter i en effektforstaerkerkaede, og apparatets anvendelse i forbindelse med en fjernsynssender - Google Patents

Apparat til automatisk forkorrektion af uliniariteter i en effektforstaerkerkaede, og apparatets anvendelse i forbindelse med en fjernsynssender

Info

Publication number: DK500284D0
Authority: DK; Denmark
Prior art keywords: uliniarities; appliances; appliance; connection; power amplifier
Prior art date: 1983-10-21

Application number

DK500284A

Other languages

English (en)

Other versions

DK500284A (da

Inventor

Philippe Corbel

Michel Allanic

Original Assignee

Lgt Lab Gen Telecomm

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.)

1983-10-21

Filing date

1984-10-19

Publication date

1984-10-19

1984-10-19 Application filed by Lgt Lab Gen Telecomm filed Critical Lgt Lab Gen Telecomm

1984-10-19 Publication of DK500284D0 publication Critical patent/DK500284D0/da

1985-04-22 Publication of DK500284A publication Critical patent/DK500284A/da

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/32—Modifications of amplifiers to reduce non-linear distortion
- H03F1/3241—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits
- H03F1/3247—Modifications of amplifiers to reduce non-linear distortion using predistortion circuits using feedback acting on predistortion circuits
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/38—Transmitter circuitry for the transmission of television signals according to analogue transmission standards

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Nonlinear Science (AREA)
Power Engineering (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Transmitters (AREA)
Amplitude Modulation (AREA)
Amplifiers (AREA)

DK500284A 1983-10-21 1984-10-19 Apparat til automatisk forkorrektion af uliniariteter i en effektforstaerkerkaede, og apparatets anvendelse i forbindelse med en fjernsynssender DK500284A (da)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR8316795A FR2553947B1 (fr)	1983-10-21	1983-10-21	Dispositif de precorrection automatique des non-linearites dans une chaine d'amplification de puissance et emetteur de television comportant un tel dispositif

Publications (2)

Publication Number	Publication Date
DK500284D0 true DK500284D0 (da)	1984-10-19
DK500284A DK500284A (da)	1985-04-22

Family

ID=9293390

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK500284A DK500284A (da)	1983-10-21	1984-10-19	Apparat til automatisk forkorrektion af uliniariteter i en effektforstaerkerkaede, og apparatets anvendelse i forbindelse med en fjernsynssender

Country Status (7)

Country	Link
US (1)	US4672452A (da)
EP (1)	EP0141715B1 (da)
JP (1)	JPS60178781A (da)
CA (1)	CA1235797A (da)
DE (1)	DE3470982D1 (da)
DK (1)	DK500284A (da)
FR (1)	FR2553947B1 (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB9002788D0 (en) *	1990-02-08	1990-04-04	Marconi Co Ltd	Circuit for reducing distortion produced by an r.f.power amplifier
US5237288A (en) *	1992-06-05	1993-08-17	Sea, Inc.	RF power amplifier linearization
US5418578A (en) *	1993-12-27	1995-05-23	Harris Corporation	Precorrecting an aural carrier signal in a common amplifier system
US5430498A (en) *	1994-03-01	1995-07-04	Comark Communications, Inc.	Selective intermodulation correction system
DE4432844A1 (de) *	1994-09-15	1996-03-21	Philips Patentverwaltung	Schaltungsanordnung zur Ansteuerung einer Bildröhre
FR2731576B1 (fr) *	1995-03-09	1997-05-23	Telediffusion Fse	Chaine d'emission de signaux de television comportant une voie de donnees
GB9521345D0 (en) *	1995-10-18	1995-12-20	Plessey Semiconductors Ltd	Video modulator arrangements
US6356742B1 (en) *	1999-08-30	2002-03-12	Thomcast Communications, Inc.	Adaptive precorrection of signal combiners using passive hybrid junction sample cancellation

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3825843A (en) *	1973-06-08	1974-07-23	Bell Telephone Labor Inc	Selective distortion compensation circuit
FR2275065A1 (fr) *	1974-06-11	1976-01-09	Lgt Lab Gen Telecomm	Dispositif amplificateur linearise par correction automatique
FR2392540A1 (fr) *	1977-05-27	1978-12-22	Thomson Csf	Systeme d'amplification des signaux video et audiofrequence, et emetteur de television utilisant un tel systeme
FR2482799A1 (fr) *	1980-05-14	1981-11-20	Lgt Lab Gen Telecomm	Dispositif de precorrection de produits de non linearite et systeme de transmission de signaux de television comportant de tel dispositif
FR2517914B1 (fr) *	1981-12-07	1986-02-07	Labo Cent Telecommunicat	Equipement de retransmission de signal de television en voie commune, a commande automatique du rapport image/son

1983
- 1983-10-21 FR FR8316795A patent/FR2553947B1/fr not_active Expired
1984
- 1984-10-16 EP EP84402078A patent/EP0141715B1/fr not_active Expired
- 1984-10-16 DE DE8484402078T patent/DE3470982D1/de not_active Expired
- 1984-10-16 CA CA000465561A patent/CA1235797A/en not_active Expired
- 1984-10-19 DK DK500284A patent/DK500284A/da not_active Application Discontinuation
- 1984-10-22 JP JP59221897A patent/JPS60178781A/ja active Pending
- 1984-10-22 US US06/663,732 patent/US4672452A/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
JPS60178781A (ja)	1985-09-12
DK500284A (da)	1985-04-22
FR2553947A1 (fr)	1985-04-26
EP0141715B1 (fr)	1988-05-04
FR2553947B1 (fr)	1985-12-13
EP0141715A2 (fr)	1985-05-15
EP0141715A3 (da)	1985-06-12
DE3470982D1 (en)	1988-06-09
US4672452A (en)	1987-06-09
CA1235797A (en)	1988-04-26

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Legal Events

Date	Code	Title	Description
1989-06-12	AHB	Application shelved due to non-payment