ATE55528T1 - Videosignalverarbeitungskreise. - Google Patents

Videosignalverarbeitungskreise.

Info

Publication number
ATE55528T1
ATE55528T1 AT85307536T AT85307536T ATE55528T1 AT E55528 T1 ATE55528 T1 AT E55528T1 AT 85307536 T AT85307536 T AT 85307536T AT 85307536 T AT85307536 T AT 85307536T AT E55528 T1 ATE55528 T1 AT E55528T1
Authority
AT
Austria
Prior art keywords
data
sample
memory
video field
input
Prior art date
Application number
AT85307536T
Other languages
English (en)
Inventor
David John Hedley
Morgan William Amos David
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of ATE55528T1 publication Critical patent/ATE55528T1/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T15/00—3D [Three Dimensional] image rendering
    • G06T15/10—Geometric effects
    • G06T15/40—Hidden part removal
    • G06T15/405—Hidden part removal using Z-buffer
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Geometry (AREA)
  • Computer Graphics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Studio Circuits (AREA)
  • Processing Of Color Television Signals (AREA)
  • Picture Signal Circuits (AREA)
  • Image Processing (AREA)
  • Television Systems (AREA)
AT85307536T 1984-10-31 1985-10-18 Videosignalverarbeitungskreise. ATE55528T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB08427479A GB2166316B (en) 1984-10-31 1984-10-31 Video signal processing circuits
EP85307536A EP0180385B1 (de) 1984-10-31 1985-10-18 Videosignalverarbeitungskreise

Publications (1)

Publication Number Publication Date
ATE55528T1 true ATE55528T1 (de) 1990-08-15

Family

ID=10569008

Family Applications (1)

Application Number Title Priority Date Filing Date
AT85307536T ATE55528T1 (de) 1984-10-31 1985-10-18 Videosignalverarbeitungskreise.

Country Status (7)

Country Link
US (1) US4689677A (de)
EP (1) EP0180385B1 (de)
JP (1) JPH0797842B2 (de)
AT (1) ATE55528T1 (de)
CA (1) CA1251553A (de)
DE (1) DE3579103D1 (de)
GB (1) GB2166316B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4679041A (en) * 1985-06-13 1987-07-07 Sun Microsystems, Inc. High speed Z-buffer with dynamic random access memory
GB2181929B (en) * 1985-10-21 1989-09-20 Sony Corp Methods of and apparatus for video signal processing
GB2207840B (en) * 1987-08-07 1991-09-25 Philips Electronic Associated Method of and apparatus for modifying data stored in a random access memory
EP0551251B1 (de) * 1988-09-13 1996-02-07 Silicon Graphics, Inc. Verfahren und vorrichtung zum auslöschen eines gebietes eines z-puffers
US5038297A (en) * 1988-09-13 1991-08-06 Silicon Graphics, Inc. Method and apparatus for clearing a region of Z-buffer
GB8822269D0 (en) * 1988-09-22 1988-10-26 Questech Ltd Improvements in & relating to production of digital video effects
US4947257A (en) * 1988-10-04 1990-08-07 Bell Communications Research, Inc. Raster assembly processor
JP2762502B2 (ja) * 1988-12-29 1998-06-04 ダイキン工業株式会社 立体表示方法およびその装置
US6314485B1 (en) * 1997-11-14 2001-11-06 Agere Systems Guardian Corp. Automatic status register
US10296088B2 (en) * 2016-01-26 2019-05-21 Futurewei Technologies, Inc. Haptic correlated graphic effects

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4222048A (en) * 1978-06-02 1980-09-09 The Boeing Company Three dimension graphic generator for displays with hidden lines
US4317114A (en) * 1980-05-12 1982-02-23 Cromemco Inc. Composite display device for combining image data and method
US4439760A (en) * 1981-05-19 1984-03-27 Bell Telephone Laboratories, Incorporated Method and apparatus for compiling three-dimensional digital image information
US4475104A (en) * 1983-01-17 1984-10-02 Lexidata Corporation Three-dimensional display system
US4697178A (en) * 1984-06-29 1987-09-29 Megatek Corporation Computer graphics system for real-time calculation and display of the perspective view of three-dimensional scenes

Also Published As

Publication number Publication date
EP0180385B1 (de) 1990-08-08
GB2166316B (en) 1987-10-28
US4689677A (en) 1987-08-25
JPH0797842B2 (ja) 1995-10-18
EP0180385A1 (de) 1986-05-07
CA1251553A (en) 1989-03-21
GB2166316A (en) 1986-04-30
DE3579103D1 (de) 1990-09-13
GB8427479D0 (en) 1984-12-05
JPS61116474A (ja) 1986-06-03

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
EELA Cancelled due to lapse of time