DE69327260T2 - Videosignalprozessor für Farb-Detektion - Google Patents

Videosignalprozessor für Farb-Detektion

Info

Publication number
DE69327260T2
DE69327260T2 DE69327260T DE69327260T DE69327260T2 DE 69327260 T2 DE69327260 T2 DE 69327260T2 DE 69327260 T DE69327260 T DE 69327260T DE 69327260 T DE69327260 T DE 69327260T DE 69327260 T2 DE69327260 T2 DE 69327260T2
Authority
DE
Germany
Prior art keywords
video signal
signal processor
color detection
color
detection
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 - Fee Related
Application number
DE69327260T
Other languages
English (en)
Other versions
DE69327260D1 (de
Inventor
Kazuaki Kojima
Tetsuya Kuno
Hiroaki Sugiura
Takeshi Yamada
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of DE69327260D1 publication Critical patent/DE69327260D1/de
Publication of DE69327260T2 publication Critical patent/DE69327260T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H04N5/262—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
    • H04N5/2621—Cameras specially adapted for the electronic generation of special effects during image pickup, e.g. digital cameras, camcorders, video cameras having integrated special effects capability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/61—Control of cameras or camera modules based on recognised objects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/63—Control of cameras or camera modules by using electronic viewfinders
    • H04N23/633—Control of cameras or camera modules by using electronic viewfinders for displaying additional information relating to control or operation of the camera
    • H04N23/635—Region indicators; Field of view indicators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
    • H04N23/661—Transmitting camera control signals through networks, e.g. control via the Internet
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/67—Focus control based on electronic image sensor signals
    • H04N23/673—Focus control based on electronic image sensor signals based on contrast or high frequency components of image signals, e.g. hill climbing method
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/67—Focus control based on electronic image sensor signals
    • H04N23/675—Focus control based on electronic image sensor signals comprising setting of focusing regions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/71—Circuitry for evaluating the brightness variation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • H04N5/205—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic
    • H04N5/208—Circuitry for controlling amplitude response for correcting amplitude versus frequency characteristic for compensating for attenuation of high frequency components, e.g. crispening, aperture distortion correction
    • 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
    • H04N9/643—Hue control means, e.g. flesh tone control
    • 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
    • H04N9/646—Circuits for processing colour signals for image enhancement, e.g. vertical detail restoration, cross-colour elimination, contour correction, chrominance trapping filters
    • 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
DE69327260T 1992-01-13 1993-01-13 Videosignalprozessor für Farb-Detektion Expired - Fee Related DE69327260T2 (de)

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
JP391792 1992-01-13
JP445392 1992-01-14
JP4458192 1992-03-02
JP10745192 1992-04-27
JP16105892 1992-06-19
JP16105792 1992-06-19
JP20893092 1992-08-05
JP20892992 1992-08-05
JP22269992 1992-08-21
JP22269892 1992-08-21

Publications (2)

Publication Number Publication Date
DE69327260D1 DE69327260D1 (de) 2000-01-20
DE69327260T2 true DE69327260T2 (de) 2000-08-03

Family

ID=27579506

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69332843T Expired - Fee Related DE69332843T2 (de) 1992-01-13 1993-01-13 Videosignalprozessor und Farbvideokamera
DE69327260T Expired - Fee Related DE69327260T2 (de) 1992-01-13 1993-01-13 Videosignalprozessor für Farb-Detektion

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69332843T Expired - Fee Related DE69332843T2 (de) 1992-01-13 1993-01-13 Videosignalprozessor und Farbvideokamera

Country Status (5)

Country Link
US (2) US5488429A (de)
EP (2) EP0942608B1 (de)
JP (1) JP3470258B2 (de)
DE (2) DE69332843T2 (de)
SG (1) SG67318A1 (de)

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US5488429A (en) 1996-01-30
US5561474A (en) 1996-10-01
SG67318A1 (en) 1999-09-21
JP3470258B2 (ja) 2003-11-25
EP0942608A2 (de) 1999-09-15
EP0552016A3 (de) 1995-07-26
EP0552016A2 (de) 1993-07-21
EP0552016B1 (de) 1999-12-15
DE69332843T2 (de) 2004-03-04
DE69327260D1 (de) 2000-01-20
DE69332843D1 (de) 2003-05-08
EP0942608A3 (de) 1999-12-15
EP0942608B1 (de) 2003-04-02
JPH11146416A (ja) 1999-05-28

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