GB2209260B - Video signal processor - Google Patents

Video signal processor

Info

Publication number
GB2209260B
GB2209260B GB8820520A GB8820520A GB2209260B GB 2209260 B GB2209260 B GB 2209260B GB 8820520 A GB8820520 A GB 8820520A GB 8820520 A GB8820520 A GB 8820520A GB 2209260 B GB2209260 B GB 2209260B
Authority
GB
United Kingdom
Prior art keywords
video signal
signal processor
processor
video
signal
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
GB8820520A
Other versions
GB8820520D0 (en
GB2209260A (en
Inventor
Akira Nakata
Toshio Orii
Shigeo Tsuruoka
Jun Nakamura
Kimio Yamamura
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson 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
Priority claimed from JP62219992A external-priority patent/JP2668216B2/en
Priority claimed from JP63173563A external-priority patent/JP3100594B2/en
Application filed by Seiko Epson Corp filed Critical Seiko Epson Corp
Publication of GB8820520D0 publication Critical patent/GB8820520D0/en
Publication of GB2209260A publication Critical patent/GB2209260A/en
Application granted granted Critical
Publication of GB2209260B publication Critical patent/GB2209260B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04N9/67—Circuits for processing colour signals for matrixing
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G1/00—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data
    • G09G1/28—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using colour tubes
    • G09G1/285—Interfacing with colour displays, e.g. TV receiver
GB8820520A 1987-08-31 1988-08-30 Video signal processor Expired - Lifetime GB2209260B (en)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP21755987 1987-08-31
JP62219992A JP2668216B2 (en) 1987-09-02 1987-09-02 Composite signal generator
JP23020887 1987-09-14
JP23020787 1987-09-14
JP23020587 1987-09-14
JP23020287 1987-09-14
JP23020987 1987-09-14
JP63173563A JP3100594B2 (en) 1987-08-31 1988-07-11 Video signal processing apparatus and video equipment using the same

Publications (3)

Publication Number Publication Date
GB8820520D0 GB8820520D0 (en) 1988-09-28
GB2209260A GB2209260A (en) 1989-05-04
GB2209260B true GB2209260B (en) 1991-10-16

Family

ID=27573324

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8820520A Expired - Lifetime GB2209260B (en) 1987-08-31 1988-08-30 Video signal processor

Country Status (3)

Country Link
GB (1) GB2209260B (en)
HK (1) HK41294A (en)
SG (1) SG42094G (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0112057A2 (en) * 1982-11-16 1984-06-27 Real Time Design, Incorporated Colour video system using data compression and decompression
EP0112056A2 (en) * 1982-11-16 1984-06-27 Real Time Design, Incorporated Colour video system using data compression and decompression
GB2140660A (en) * 1983-05-26 1984-11-28 James Larsson Colour graphics device
US4686520A (en) * 1983-12-06 1987-08-11 Nippon Gakki Seizo Kabushiki Kaisha Digital color encoder

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0112057A2 (en) * 1982-11-16 1984-06-27 Real Time Design, Incorporated Colour video system using data compression and decompression
EP0112056A2 (en) * 1982-11-16 1984-06-27 Real Time Design, Incorporated Colour video system using data compression and decompression
GB2140660A (en) * 1983-05-26 1984-11-28 James Larsson Colour graphics device
US4686520A (en) * 1983-12-06 1987-08-11 Nippon Gakki Seizo Kabushiki Kaisha Digital color encoder

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
EP0112056 A2 is equivalent to WO84/02026 A1 *
EP0112057 A2 is equivalent to WO84/02027 A1 *

Also Published As

Publication number Publication date
HK41294A (en) 1994-05-06
GB8820520D0 (en) 1988-09-28
GB2209260A (en) 1989-05-04
SG42094G (en) 1994-10-28

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20080829