DE4009823A1 - Digitalspeicherverzoegerungsleitung fuer einen videorandgenerator - Google Patents

Digitalspeicherverzoegerungsleitung fuer einen videorandgenerator

Info

Publication number
DE4009823A1
DE4009823A1 DE4009823A DE4009823A DE4009823A1 DE 4009823 A1 DE4009823 A1 DE 4009823A1 DE 4009823 A DE4009823 A DE 4009823A DE 4009823 A DE4009823 A DE 4009823A DE 4009823 A1 DE4009823 A1 DE 4009823A1
Authority
DE
Germany
Prior art keywords
delayed
signal
bit data
bit
output
Prior art date
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.)
Granted
Application number
DE4009823A
Other languages
German (de)
English (en)
Other versions
DE4009823C2 (en, 2012
Inventor
Charles White
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.)
Filing date
Publication date
Application filed by Grass Valley Group Inc filed Critical Grass Valley Group Inc
Publication of DE4009823A1 publication Critical patent/DE4009823A1/de
Application granted granted Critical
Publication of DE4009823C2 publication Critical patent/DE4009823C2/de
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F5/00—Methods or arrangements for data conversion without changing the order or content of the data handled
    • G06F5/06—Methods or arrangements for data conversion without changing the order or content of the data handled for changing the speed of data flow, i.e. speed regularising or timing, e.g. delay lines, FIFO buffers; over- or underrun control therefor
    • G06F5/10—Methods or arrangements for data conversion without changing the order or content of the data handled for changing the speed of data flow, i.e. speed regularising or timing, e.g. delay lines, FIFO buffers; over- or underrun control therefor having a sequence of storage locations each being individually accessible for both enqueue and dequeue operations, e.g. using random access memory
    • 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
    • H04N5/2622—Signal amplitude transition in the zone between image portions, e.g. soft edges
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2205/00—Indexing scheme relating to group G06F5/00; Methods or arrangements for data conversion without changing the order or content of the data handled
    • G06F2205/10—Indexing scheme relating to groups G06F5/10 - G06F5/14
    • G06F2205/104—Delay lines

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Studio Circuits (AREA)
DE4009823A 1989-03-27 1990-03-27 Digitalspeicherverzoegerungsleitung fuer einen videorandgenerator Granted DE4009823A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/328,923 US4961114A (en) 1989-03-27 1989-03-27 Digital memory delay line for a video border generator

Publications (2)

Publication Number Publication Date
DE4009823A1 true DE4009823A1 (de) 1990-10-04
DE4009823C2 DE4009823C2 (en, 2012) 1993-04-22

Family

ID=23283057

Family Applications (1)

Application Number Title Priority Date Filing Date
DE4009823A Granted DE4009823A1 (de) 1989-03-27 1990-03-27 Digitalspeicherverzoegerungsleitung fuer einen videorandgenerator

Country Status (4)

Country Link
US (1) US4961114A (en, 2012)
JP (1) JP2551493B2 (en, 2012)
DE (1) DE4009823A1 (en, 2012)
GB (1) GB2231738B (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000044162A3 (de) * 1999-01-21 2000-11-02 Sikom Sicherheits Und Kommunik Verfahren zur übernahme von bildsignalen in einen speicher und hierzu geeignete schaltungsanordnung

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2230399B (en) * 1989-04-07 1993-09-08 Sony Corp Controlling the combining of video signals
FR2673791B1 (fr) * 1991-03-08 1993-05-07 Thomson Video Equip Methode et dispositif pour, en image numerique, creer une bordure autour d'un sujet incruste sur un fond et generateur d'effets speciaux comportant un tel dispositif.
GB2281834B (en) * 1993-09-03 1997-08-27 Sony Uk Ltd A method of,and apparatus for,generating a key signal for a digital video mixer
US5793440A (en) * 1994-03-18 1998-08-11 Sony Corporation Key signal processing apparatus for video signal processing
JP3558497B2 (ja) * 1997-07-03 2004-08-25 松下電器産業株式会社 エッヂキー発生方法およびエッヂキー発生装置
US5923407A (en) * 1997-12-22 1999-07-13 Eastman Kodak Company Technique for automatically activating and deactivating the availability of image borders as a function of time
JP4107138B2 (ja) * 2003-04-04 2008-06-25 ソニー株式会社 特殊効果装置、キー信号制御装置及びキー信号制御方法
US8660176B2 (en) * 2008-09-26 2014-02-25 Qualcomm Incorporated Resolving geometric relationships among video data units
US8724697B2 (en) * 2008-09-26 2014-05-13 Qualcomm Incorporated Locating motion vectors for video data units
US8634457B2 (en) * 2008-09-26 2014-01-21 Qualcomm Incorporated Determining availability of video data units

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4152780A (en) * 1977-10-20 1979-05-01 Sperry Rand Corporation SPS CCD memory system with serial I/O registers
US4506348A (en) * 1982-06-14 1985-03-19 Allied Corporation Variable digital delay circuit
US4581759A (en) * 1983-06-30 1986-04-08 Nippon Gakki Seizo Kabushiki Kaisha Signal delaying device
DE3636338A1 (de) * 1985-10-25 1987-04-30 Toshiba Kawasaki Kk Bildverarbeitungsgeraet

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6016789B2 (ja) * 1976-10-18 1985-04-27 日本電気株式会社 シヤド−キ−信号発生回路
DE2725362C3 (de) * 1977-06-04 1980-08-28 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zum Verarbeiten von Farbfernsehsignalen
JPS5452412A (en) * 1977-10-04 1979-04-25 Toshiba Corp Synchronous coupler for television signal
US4214263A (en) * 1978-09-20 1980-07-22 Cbs Inc. Television system for displaying and recording paths of motion
US4485402A (en) * 1980-10-17 1984-11-27 Micro Consultants Limited Video image processing system
US4437092A (en) * 1981-08-12 1984-03-13 International Business Machines Corporation Color video display system having programmable border color
US4408198A (en) * 1981-09-14 1983-10-04 Shintron Company, Inc. Video character generator
US4500912A (en) * 1982-08-04 1985-02-19 Rca Corporation FIR Chrominance bandpass sampled data filter with internal decimation
FR2545297A1 (fr) * 1983-04-26 1984-11-02 Thomson Csf Dispositif de retard et son utilisation dans le dispositif de decodage d'un equipement de mesure de distance
US4598309A (en) * 1984-05-29 1986-07-01 Rca Corporation Television receiver that includes a frame store using non-interlaced scanning format with motion compensation
JPS6170585A (ja) * 1984-09-13 1986-04-11 日本テレビジヨン工業株式会社 テレビジョン信号発生回路
DE3682353D1 (de) * 1985-03-15 1991-12-12 Ampex Anordnung und verfahren zur erzeugung verschiedener videowischraender.
US4698666A (en) * 1985-07-12 1987-10-06 The Grass Valley Group, Inc. Video key glow and border generator
JP2575108B2 (ja) * 1985-10-29 1997-01-22 ソニー株式会社 ２画面テレビ受像機
GB8622613D0 (en) * 1986-09-19 1986-10-22 Questech Ltd Processing of video image signals
US4689681A (en) * 1986-10-24 1987-08-25 The Grass Valley Group, Inc. Television special effects system
US5328715A (en) * 1993-02-11 1994-07-12 General Electric Company Process for making metallized vias in diamond substrates

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4152780A (en) * 1977-10-20 1979-05-01 Sperry Rand Corporation SPS CCD memory system with serial I/O registers
US4506348A (en) * 1982-06-14 1985-03-19 Allied Corporation Variable digital delay circuit
US4581759A (en) * 1983-06-30 1986-04-08 Nippon Gakki Seizo Kabushiki Kaisha Signal delaying device
DE3636338A1 (de) * 1985-10-25 1987-04-30 Toshiba Kawasaki Kk Bildverarbeitungsgeraet

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
JP 62-269478A. In: Patents Abstr. of Japan, Sect.E Vol.12 (1988), Nr.158 (E-608) *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000044162A3 (de) * 1999-01-21 2000-11-02 Sikom Sicherheits Und Kommunik Verfahren zur übernahme von bildsignalen in einen speicher und hierzu geeignete schaltungsanordnung

Also Published As

Publication number Publication date
DE4009823C2 (en, 2012) 1993-04-22
GB9004713D0 (en) 1990-04-25
US4961114A (en) 1990-10-02
JPH02301269A (ja) 1990-12-13
GB2231738A (en) 1990-11-21
GB2231738B (en) 1994-03-16
JP2551493B2 (ja) 1996-11-06

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: STRASSE, J., DIPL.-ING. MAIWALD, W., DIPL.-CHEM.DR., PAT.-ANWAELTE, 81541 MUENCHEN

8339 Ceased/non-payment of the annual fee