DE3785871D1 - Vorrichtung zur kombination von videosignalen. - Google Patents

Vorrichtung zur kombination von videosignalen.

Info

Publication number: DE3785871D1
Authority: DE; Germany
Prior art keywords: signal; given; video signals; output; video signal
Prior art date: 1986-03-06
Legal status (The legal status 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 status listed.): Expired - Fee Related

Application number

DE8787103109T

Other languages

English (en)

Other versions

DE3785871T2 (de

Inventor

Richard A Jackson

Kevin D Windrem

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Grass Valley Group Inc

Original Assignee

Grass Valley Group Inc

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.)

1986-03-06

Filing date

1987-03-05

Publication date

1993-06-24

1987-03-05 Application filed by Grass Valley Group Inc filed Critical Grass Valley Group Inc

1993-06-24 Application granted granted Critical

1993-06-24 Publication of DE3785871D1 publication Critical patent/DE3785871D1/de

1993-11-11 Publication of DE3785871T2 publication Critical patent/DE3785871T2/de

2007-03-06 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/272—Means for inserting a foreground image in a background image, i.e. inlay, outlay
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/265—Mixing
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/272—Means for inserting a foreground image in a background image, i.e. inlay, outlay
- H04N5/275—Generation of keying signals

Landscapes

Engineering & Computer Science (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Studio Circuits (AREA)
Processing Of Color Television Signals (AREA)

DE19873785871 1986-03-06 1987-03-05 Vorrichtung zur Kombination von Videosignalen. Expired - Fee Related DE3785871T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US83694586A	1986-03-06	1986-03-06

Publications (2)

Publication Number	Publication Date
DE3785871D1 true DE3785871D1 (de)	1993-06-24
DE3785871T2 DE3785871T2 (de)	1993-11-11

Family

ID=25273108

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
DE19873751262 Expired - Fee Related DE3751262T2 (de)	1986-03-06	1987-03-05	Verarbeitungsschaltung für Videosignale.
DE19873785871 Expired - Fee Related DE3785871T2 (de)	1986-03-06	1987-03-05	Vorrichtung zur Kombination von Videosignalen.

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
DE19873751262 Expired - Fee Related DE3751262T2 (de)	1986-03-06	1987-03-05	Verarbeitungsschaltung für Videosignale.

Country Status (4)

Country	Link
EP (2)	EP0486468B1 (de)
JP (1)	JPH0771220B2 (de)
CA (1)	CA1309768C (de)
DE (2)	DE3751262T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA1310771C (en) *	1987-05-18	1992-11-24	Ivan J. Maltz	Video compositing using a software linear keyer
US4823183A (en) *	1988-02-01	1989-04-18	The Grass Valley Group, Inc.	Video mixer with multicolor boarder
US4873568A (en) *	1988-09-19	1989-10-10	The Grass Valley Group, Inc.	Digital video effects apparatus
DE3842977C2 (de) *	1988-12-21	1996-03-28	Broadcast Television Syst	Mischeinrichtung für Videosignale
DE3842978C2 (de) *	1988-12-21	1996-04-11	Broadcast Television Syst	Mischeinrichtung für Videosignale
US4947254A (en) *	1989-04-27	1990-08-07	The Grass Valley Group, Inc.	Layered mix effects switcher architecture
EP0498647A3 (en) *	1991-02-11	1993-08-25	Ampex Corporation	Keyed, true-transparency image information combine
GB9109999D0 (en) *	1991-05-09	1991-07-03	Quantel Ltd	Improvements in or relating to keying systems and methods for television image processing
US5351067A (en) *	1991-07-22	1994-09-27	International Business Machines Corporation	Multi-source image real time mixing and anti-aliasing
JP3198656B2 (ja) *	1992-08-31	2001-08-13	ソニー株式会社	映像信号合成装置およびその方法
JPH06141235A (ja) *	1992-10-22	1994-05-20	Sony Corp	映像信号処理装置
JP3301679B2 (ja) *	1994-12-07	2002-07-15	松下電器産業株式会社	映像合成回路
DE10236338A1 (de) *	2002-08-08	2004-02-19	Bts Media Solutions Gmbh	Einrichtung zum Mischen von Videosignalen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS60139377U (ja) *	1984-02-25	1985-09-14	ソニー株式会社	映像信号ミツクス回路
GB8405947D0 (en) *	1984-03-07	1984-04-11	Quantel Ltd	Video signal processing systems
US4758892A (en) *	1984-04-27	1988-07-19	Ampex Corporation	System for producing a video combine from multiple video images
JP2751927B2 (ja) *	1985-04-12	1998-05-18	アムペツクスコ−ポレ−シヨン	ビデオ特殊効果生成装置

1987
- 1987-02-05 CA CA000529089A patent/CA1309768C/en not_active Expired - Fee Related
- 1987-02-27 JP JP62045074A patent/JPH0771220B2/ja not_active Expired - Lifetime
- 1987-03-05 EP EP92100535A patent/EP0486468B1/de not_active Expired - Lifetime
- 1987-03-05 DE DE19873751262 patent/DE3751262T2/de not_active Expired - Fee Related
- 1987-03-05 EP EP87103109A patent/EP0236943B1/de not_active Expired - Lifetime
- 1987-03-05 DE DE19873785871 patent/DE3785871T2/de not_active Expired - Fee Related

Also Published As

Publication number	Publication date
JPS62213386A (ja)	1987-09-19
EP0486468A3 (de)	1992-06-03
EP0236943A3 (en)	1989-08-09
DE3751262D1 (de)	1995-05-24
EP0486468B1 (de)	1995-04-19
EP0236943A2 (de)	1987-09-16
JPH0771220B2 (ja)	1995-07-31
DE3751262T2 (de)	1995-12-21
CA1309768C (en)	1992-11-03
EP0486468A2 (de)	1992-05-20
DE3785871T2 (de)	1993-11-11
EP0236943B1 (de)	1993-05-19

Publication	Publication Date	Title
DE3785871D1 (de)	1993-06-24	Vorrichtung zur kombination von videosignalen.
FR2379116A1 (fr)	1978-08-25	Dispositif numerique pour le calcul de la valeur d'expressions arithmetiques complexes
ATE76905T1 (de)	1992-06-15	Reinigung von rekombinanten interleukin-2.
FI900703A0 (fi)	1990-02-13	Anordning foer att foerbaettra stereoljud.
JPS53144621A (en)	1978-12-16	Video signal processing system
JPS56160182A (en)	1981-12-09	Processor of digital video signal
FI874845A0 (fi)	1987-11-03	Foerfarande foer framstaellning av styrenerad hydrokinonin.
JPS5311A (en)	1978-01-05	S/n ratio enhancing unit
JPS5330313A (en)	1978-03-22	Singing electronic system
JPS52108737A (en)	1977-09-12	Display changeover system
JPS5346779A (en)	1978-04-26	Input system for portable electronic device
JPS51149705A (en)	1976-12-22	Method of analyzing drive sound source signal
SU677761A1 (ru)	1979-08-05	Лабораторный измельчитель
JPS547846A (en)	1979-01-20	Discrimination system for digital amplitude, polarity and code
JPS53114619A (en)	1978-10-06	Voice data and visual data output system
JPS52119093A (en)	1977-10-06	Video mapping unit
JPS53121434A (en)	1978-10-23	Information processor
JPS53127205A (en)	1978-11-07	Audio analysis and synthesis system
JPS548861A (en)	1979-01-23	Constant voltage circuit
ATE96556T1 (de)	1993-11-15	Inkrementierer und dekrementierer.
JPS5441646A (en)	1979-04-03	Undefined line number display system
JPS52124821A (en)	1977-10-20	Picture output circuit
JPS5318942A (en)	1978-02-21	Frequency multiplication circuit
WO1987005421A3 (en)	1987-09-24	Optimal parametric signal processor with lattice basic cell
JPS53111239A (en)	1978-09-28	Electronic digital equipment

Legal Events

Date	Code	Title	Description
1994-06-16	8364	No opposition during term of opposition
2001-04-19	8339	Ceased/non-payment of the annual fee