ZA967588B - Method and apparatus for determing the position of a tv camera for use in a virtual studio - Google Patents

Method and apparatus for determing the position of a tv camera for use in a virtual studio

Info

Publication number
ZA967588B
ZA967588B ZA967588A ZA967588A ZA967588B ZA 967588 B ZA967588 B ZA 967588B ZA 967588 A ZA967588 A ZA 967588A ZA 967588 A ZA967588 A ZA 967588A ZA 967588 B ZA967588 B ZA 967588B
Authority
ZA
South Africa
Prior art keywords
camera
determing
virtual studio
pattern
edge points
Prior art date
Application number
ZA967588A
Other languages
English (en)
Inventor
Alexander Steinberg
Zinovy Livshits
Itzhak Wilf
Moshe Nissim
Michael Tamir
Avi Sharir
David Aufhauser
Original Assignee
Orad Hi Tech Systems Ltd
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 Orad Hi Tech Systems Ltd filed Critical Orad Hi Tech Systems Ltd
Publication of ZA967588B publication Critical patent/ZA967588B/xx

Links

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
    • H04N5/2224—Studio circuitry; Studio devices; Studio equipment related to virtual studio applications
    • 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
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/74—Circuits for processing colour signals for obtaining special effects
    • H04N9/75—Chroma key

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Analysis (AREA)
  • Studio Devices (AREA)
  • Studio Circuits (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Image Processing (AREA)
  • Accessories Of Cameras (AREA)
  • Details Of Television Scanning (AREA)
ZA967588A 1995-09-08 1996-09-09 Method and apparatus for determing the position of a tv camera for use in a virtual studio ZA967588B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9518432A GB2305050A (en) 1995-09-08 1995-09-08 Determining the position of a television camera for use in a virtual studio employing chroma keying

Publications (1)

Publication Number Publication Date
ZA967588B true ZA967588B (en) 1997-03-10

Family

ID=10780450

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA967588A ZA967588B (en) 1995-09-08 1996-09-09 Method and apparatus for determing the position of a tv camera for use in a virtual studio

Country Status (16)

Country Link
US (2) US6304298B1 (xx)
EP (1) EP0848886B1 (xx)
JP (1) JPH11503588A (xx)
CN (1) CN1104816C (xx)
AT (1) ATE178180T1 (xx)
AU (1) AU6935396A (xx)
BR (1) BR9606555A (xx)
DE (1) DE69601880T2 (xx)
GB (1) GB2305050A (xx)
HU (1) HUP9900176A2 (xx)
IL (1) IL123372A (xx)
NO (1) NO981010L (xx)
PL (1) PL325423A1 (xx)
TR (1) TR199800397T2 (xx)
WO (1) WO1997009830A1 (xx)
ZA (1) ZA967588B (xx)

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Also Published As

Publication number Publication date
CN1104816C (zh) 2003-04-02
IL123372A (en) 2002-08-14
US20010048483A1 (en) 2001-12-06
EP0848886B1 (en) 1999-03-24
DE69601880D1 (de) 1999-04-29
DE69601880T2 (de) 1999-07-29
GB2305050A (en) 1997-03-26
HUP9900176A2 (hu) 1999-04-28
EP0848886A1 (en) 1998-06-24
ATE178180T1 (de) 1999-04-15
NO981010D0 (no) 1998-03-06
AU6935396A (en) 1997-03-27
NO981010L (no) 1998-03-09
CN1196151A (zh) 1998-10-14
TR199800397T2 (xx) 1999-09-21
WO1997009830A1 (en) 1997-03-13
JPH11503588A (ja) 1999-03-26
BR9606555A (pt) 1998-12-15
PL325423A1 (en) 1998-07-20
GB9518432D0 (en) 1995-11-08
IL123372A0 (en) 1998-09-24
US6304298B1 (en) 2001-10-16

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