DE3926080C2 - - Google Patents

Info

Publication number
DE3926080C2
DE3926080C2 DE3926080A DE3926080A DE3926080C2 DE 3926080 C2 DE3926080 C2 DE 3926080C2 DE 3926080 A DE3926080 A DE 3926080A DE 3926080 A DE3926080 A DE 3926080A DE 3926080 C2 DE3926080 C2 DE 3926080C2
Authority
DE
Germany
Prior art keywords
signal
chrominance
phase
circuit
color
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.)
Expired - Lifetime
Application number
DE3926080A
Other languages
German (de)
English (en)
Other versions
DE3926080A1 (de
Inventor
Hae Yong Wonchun Kwonseon Kr Choi
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics 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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of DE3926080A1 publication Critical patent/DE3926080A1/de
Application granted granted Critical
Publication of DE3926080C2 publication Critical patent/DE3926080C2/de
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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
    • F24F2003/1435—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification comprising semi-permeable membrane

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
DE3926080A 1988-09-15 1989-08-07 Chromaschluesselsignal-generator fuer ein videoschnittgeraet Granted DE3926080A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR880015212 1988-09-15

Publications (2)

Publication Number Publication Date
DE3926080A1 DE3926080A1 (de) 1990-04-05
DE3926080C2 true DE3926080C2 (forum.php) 1992-01-23

Family

ID=19279391

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3926080A Granted DE3926080A1 (de) 1988-09-15 1989-08-07 Chromaschluesselsignal-generator fuer ein videoschnittgeraet

Country Status (4)

Country Link
US (1) US5122865A (forum.php)
DE (1) DE3926080A1 (forum.php)
GB (1) GB2223644B (forum.php)
NL (1) NL8902005A (forum.php)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5572248A (en) * 1994-09-19 1996-11-05 Teleport Corporation Teleconferencing method and system for providing face-to-face, non-animated teleconference environment
US5838310A (en) * 1996-05-17 1998-11-17 Matsushita Electric Industrial Co., Ltd. Chroma-key signal generator
US6011595A (en) * 1997-09-19 2000-01-04 Eastman Kodak Company Method for segmenting a digital image into a foreground region and a key color region

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1333885A (en) * 1972-03-20 1973-10-17 Pye Ltd Hue selection in colour television
DE2413869C3 (de) * 1974-03-22 1978-05-03 Institut Fuer Rundfunktechnik Gmbh, 8000 Muenchen Verfahren zum Erzeugen von färbortabhängigen Schaltinformationen aus codierten Farbfernsehsignalen
US4122490A (en) * 1976-11-09 1978-10-24 Lish Charles A Digital chroma-key circuitry
GB2044036B (en) * 1979-03-09 1983-03-23 British Broadcasting Corp Colour separation overlay of television signals
JPS5869190A (ja) * 1981-10-20 1983-04-25 Fujitsu General Ltd クロマキ−信号発生装置
JPH0832054B2 (ja) * 1987-03-24 1996-03-27 オリンパス光学工業株式会社 カラ−エンハンス回路

Also Published As

Publication number Publication date
GB8919716D0 (en) 1989-10-11
GB2223644B (en) 1993-05-26
NL8902005A (nl) 1990-04-02
GB2223644A (en) 1990-04-11
DE3926080A1 (de) 1990-04-05
US5122865A (en) 1992-06-16

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8180 Miscellaneous part 1

Free format text: SAMSUNG ELECTRONICS CO., LTD., SUWON, KR

D2 Grant after examination
8364 No opposition during term of opposition