JPS5661874A - Chroma-key signal generating device - Google Patents

Chroma-key signal generating device

Info

Publication number
JPS5661874A
JPS5661874A JP13748479A JP13748479A JPS5661874A JP S5661874 A JPS5661874 A JP S5661874A JP 13748479 A JP13748479 A JP 13748479A JP 13748479 A JP13748479 A JP 13748479A JP S5661874 A JPS5661874 A JP S5661874A
Authority
JP
Japan
Prior art keywords
signal
amplifier
shadow
color
circuit
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
JP13748479A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6155315B2 (OSRAM
Inventor
Masayoshi Matsuo
Yoshikatsu Araki
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP13748479A priority Critical patent/JPS5661874A/ja
Publication of JPS5661874A publication Critical patent/JPS5661874A/ja
Publication of JPS6155315B2 publication Critical patent/JPS6155315B2/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)
JP13748479A 1979-10-23 1979-10-23 Chroma-key signal generating device Granted JPS5661874A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13748479A JPS5661874A (en) 1979-10-23 1979-10-23 Chroma-key signal generating device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13748479A JPS5661874A (en) 1979-10-23 1979-10-23 Chroma-key signal generating device

Publications (2)

Publication Number Publication Date
JPS5661874A true JPS5661874A (en) 1981-05-27
JPS6155315B2 JPS6155315B2 (OSRAM) 1986-11-27

Family

ID=15199706

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13748479A Granted JPS5661874A (en) 1979-10-23 1979-10-23 Chroma-key signal generating device

Country Status (1)

Country Link
JP (1) JPS5661874A (OSRAM)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58117787A (ja) * 1981-12-30 1983-07-13 Sony Corp クロマキ−装置
US5327177A (en) * 1992-05-26 1994-07-05 The Grass Valley Group, Inc. Method of and apparatus for processing a shaped video signal to add a simulated shadow

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0532933U (ja) * 1991-04-12 1993-04-30 東京フエライト製造株式会社 換気扇におけるフイルタ装置の取付け装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58117787A (ja) * 1981-12-30 1983-07-13 Sony Corp クロマキ−装置
US5327177A (en) * 1992-05-26 1994-07-05 The Grass Valley Group, Inc. Method of and apparatus for processing a shaped video signal to add a simulated shadow

Also Published As

Publication number Publication date
JPS6155315B2 (OSRAM) 1986-11-27

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