EP0477843A3 - Image display system - Google Patents

Image display system Download PDF

Info

Publication number: EP0477843A3
Authority: EP; European Patent Office
Prior art keywords: image display; display system; image; display
Prior art date: 1990-09-25
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

EP19910116212

Other versions

EP0477843A2 (en

EP0477843B1 (en

Inventor

Takaharu Nakamura

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.)

NEC Corp

Original Assignee

NEC 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.)

1990-09-25

Filing date

1991-09-24

Publication date

1993-01-27

1990-09-25 Priority claimed from JP2254895A external-priority patent/JPH04132480A/en

1990-10-18 Priority claimed from JP27991990A external-priority patent/JP2626232B2/en

1991-09-24 Application filed by NEC Corp filed Critical NEC Corp

1992-04-01 Publication of EP0477843A2 publication Critical patent/EP0477843A2/en

1993-01-27 Publication of EP0477843A3 publication Critical patent/EP0477843A3/en

1996-07-10 Application granted granted Critical

1996-07-10 Publication of EP0477843B1 publication Critical patent/EP0477843B1/en

2011-09-24 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/36—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of a graphic pattern, e.g. using an all-points-addressable [APA] memory
- G09G5/39—Control of the bit-mapped memory
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/36—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of a graphic pattern, e.g. using an all-points-addressable [APA] memory
- G09G5/39—Control of the bit-mapped memory
- G09G5/391—Resolution modifying circuits, e.g. variable screen formats

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Computer Hardware Design (AREA)
General Physics & Mathematics (AREA)
Theoretical Computer Science (AREA)
Controls And Circuits For Display Device (AREA)

EP91116212A 1990-09-25 1991-09-24 Image display system Expired - Lifetime EP0477843B1 (en)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
JP2254895A JPH04132480A (en)	1990-09-25	1990-09-25	Picture display system
JP254895/90		1990-09-25
JP27991990A JP2626232B2 (en)	1990-10-18	1990-10-18	Image multi display method
JP279919/90		1990-10-18

Publications (3)

Publication Number	Publication Date
EP0477843A2 EP0477843A2 (en)	1992-04-01
EP0477843A3 true EP0477843A3 (en)	1993-01-27
EP0477843B1 EP0477843B1 (en)	1996-07-10

Family

ID=26541899

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP91116212A Expired - Lifetime EP0477843B1 (en)	1990-09-25	1991-09-24	Image display system

Country Status (3)

Country	Link
EP (1)	EP0477843B1 (en)
CA (1)	CA2052179C (en)
DE (1)	DE69120755T2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB9424809D0 (en) *	1994-12-08	1995-02-08	Philips Electronics Uk Ltd	Variable display rate image coding
JP3377667B2 (en) *	1995-12-25	2003-02-17	株式会社日立製作所	Image display device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4309700A (en) *	1980-05-22	1982-01-05	Technology Marketing, Inc.	Cathode ray tube controller
EP0099989A2 (en) *	1982-06-28	1984-02-08	Kabushiki Kaisha Toshiba	Image display control apparatus

1991
- 1991-09-24 DE DE1991620755 patent/DE69120755T2/en not_active Expired - Fee Related
- 1991-09-24 CA CA 2052179 patent/CA2052179C/en not_active Expired - Fee Related
- 1991-09-24 EP EP91116212A patent/EP0477843B1/en not_active Expired - Lifetime

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4309700A (en) *	1980-05-22	1982-01-05	Technology Marketing, Inc.	Cathode ray tube controller
EP0099989A2 (en) *	1982-06-28	1984-02-08	Kabushiki Kaisha Toshiba	Image display control apparatus

Also Published As

Publication number	Publication date
DE69120755D1 (en)	1996-08-14
EP0477843A2 (en)	1992-04-01
EP0477843B1 (en)	1996-07-10
CA2052179A1 (en)	1992-03-26
CA2052179C (en)	1996-01-16
DE69120755T2 (en)	1996-11-07

Publication	Publication Date	Title
EP0451875A3 (en)	1993-05-12	Image displaying system
EP0471484A3 (en)	1993-05-12	Image display systems
EP0469923A3 (en)	1993-01-27	Image display systems
GB2266428B (en)	1995-12-06	Image display system
EP0493893A3 (en)	1993-05-26	Improved video display system
EP0476409A3 (en)	1992-12-09	Image display apparatus
EP0447167A3 (en)	1992-07-22	Image display device
GB2260022B (en)	1996-01-17	Image display device
ZA918300B (en)	1992-07-29	Video display system
EP0459496A3 (en)	1992-03-11	Image display device
GB2246056B (en)	1994-08-10	Video display system
GB2247554B (en)	1994-06-22	Parkable position display system
EP0449176A3 (en)	1991-11-27	Image display apparatus
GB2243046B (en)	1994-05-18	Video display system
EP0480910A3 (en)	1992-11-25	Image displaying system
GB9005367D0 (en)	1990-05-02	Image display
EP0456500A3 (en)	1992-05-06	Image display device
GB2235784B (en)	1993-12-01	Camera display system
GB9022869D0 (en)	1990-12-05	Controlled display system
GB2242045B (en)	1993-10-06	Display system
GB2243061B (en)	1994-06-08	Image creation system
GB2243519B (en)	1994-03-23	Image display system
GB2243521B (en)	1993-12-08	Image display system
EP0477843A3 (en)	1993-01-27	Image display system
EP0446878A3 (en)	1992-03-25	Image display element

Legal Events

Date	Code	Title	Description
1992-02-14	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1992-04-01	17P	Request for examination filed	Effective date: 19911023
1992-04-01	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): DE FR GB
1992-12-08	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1993-01-27	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): DE FR GB
1994-10-19	17Q	First examination report despatched	Effective date: 19940901
1995-12-21	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
1996-03-22	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
1996-05-14	GRAH	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOS IGRA
1996-05-24	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1996-07-10	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): DE FR GB
1996-08-14	REF	Corresponds to:	Ref document number: 69120755 Country of ref document: DE Date of ref document: 19960814
1996-10-04	ET	Fr: translation filed
1997-05-16	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1997-05-16	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1997-07-02	26N	No opposition filed
2002-01-01	REG	Reference to a national code	Ref country code: GB Ref legal event code: IF02
2008-11-28	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 20080915 Year of fee payment: 18
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2010-05-26	GBPC	Gb: european patent ceased through non-payment of renewal fee	Effective date: 20090924
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