JPS58161483A - クロマキ−装置 - Google Patents

クロマキ−装置

Info

Publication number
JPS58161483A
JPS58161483A JP4352882A JP4352882A JPS58161483A JP S58161483 A JPS58161483 A JP S58161483A JP 4352882 A JP4352882 A JP 4352882A JP 4352882 A JP4352882 A JP 4352882A JP S58161483 A JPS58161483 A JP S58161483A
Authority
JP
Japan
Prior art keywords
signal
circuit
video signal
key
foreground
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
JP4352882A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0342555B2 (https=
Inventor
Masaharu Sato
政春 佐藤
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.)
Sony Corp
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
Priority to JP4352882A priority Critical patent/JPS58161483A/ja
Publication of JPS58161483A publication Critical patent/JPS58161483A/ja
Publication of JPH0342555B2 publication Critical patent/JPH0342555B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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)
  • Processing Of Color Television Signals (AREA)
JP4352882A 1982-03-18 1982-03-18 クロマキ−装置 Granted JPS58161483A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4352882A JPS58161483A (ja) 1982-03-18 1982-03-18 クロマキ−装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4352882A JPS58161483A (ja) 1982-03-18 1982-03-18 クロマキ−装置

Publications (2)

Publication Number Publication Date
JPS58161483A true JPS58161483A (ja) 1983-09-26
JPH0342555B2 JPH0342555B2 (https=) 1991-06-27

Family

ID=12666239

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4352882A Granted JPS58161483A (ja) 1982-03-18 1982-03-18 クロマキ−装置

Country Status (1)

Country Link
JP (1) JPS58161483A (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8456577B2 (en) 2007-06-29 2013-06-04 Gvbb Holdings S.A.R.L. Method and apparatus for chroma key production

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8456577B2 (en) 2007-06-29 2013-06-04 Gvbb Holdings S.A.R.L. Method and apparatus for chroma key production

Also Published As

Publication number Publication date
JPH0342555B2 (https=) 1991-06-27

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