DE69331027D1 - Drehungsschaltung für numerische Bilder - Google Patents

Drehungsschaltung für numerische Bilder

Info

Publication number
DE69331027D1
DE69331027D1 DE69331027T DE69331027T DE69331027D1 DE 69331027 D1 DE69331027 D1 DE 69331027D1 DE 69331027 T DE69331027 T DE 69331027T DE 69331027 T DE69331027 T DE 69331027T DE 69331027 D1 DE69331027 D1 DE 69331027D1
Authority
DE
Germany
Prior art keywords
rotation circuit
numerical images
numerical
images
rotation
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
DE69331027T
Other languages
English (en)
Other versions
DE69331027T2 (de
Inventor
Vinod K Kadakia
Christine H Kang
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.)
Xerox Corp
Original Assignee
Xerox 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 Xerox Corp filed Critical Xerox Corp
Application granted granted Critical
Publication of DE69331027D1 publication Critical patent/DE69331027D1/de
Publication of DE69331027T2 publication Critical patent/DE69331027T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformation in the plane of the image
    • G06T3/60—Rotation of a whole image or part thereof
    • G06T3/606—Rotation by memory addressing or mapping
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
    • G11C7/10—Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers
    • G11C7/1015—Read-write modes for single port memories, i.e. having either a random port or a serial port
    • G11C7/1018—Serial bit line access mode, e.g. using bit line address shift registers, bit line address counters, bit line burst counters
    • G11C7/1021—Page serial bit line access mode, i.e. using an enabled row address stroke pulse with its associated word line address and a sequence of enabled column address stroke pulses each with its associated bit line address
DE69331027T 1992-05-04 1993-05-04 Drehungsschaltung für numerische Bilder Expired - Fee Related DE69331027T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/878,192 US5361339A (en) 1992-05-04 1992-05-04 Circuit for fast page mode addressing of a RAM with multiplexed row and column address lines

Publications (2)

Publication Number Publication Date
DE69331027D1 true DE69331027D1 (de) 2001-12-06
DE69331027T2 DE69331027T2 (de) 2002-03-21

Family

ID=25371561

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69331027T Expired - Fee Related DE69331027T2 (de) 1992-05-04 1993-05-04 Drehungsschaltung für numerische Bilder

Country Status (4)

Country Link
US (1) US5361339A (de)
EP (1) EP0569218B1 (de)
JP (1) JP3222979B2 (de)
DE (1) DE69331027T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5561777A (en) * 1993-08-30 1996-10-01 Xerox Corporation Process for sequentially reading a page from an image memory in either of two directions
US5663749A (en) * 1995-03-21 1997-09-02 Texas Instruments Incorporated Single-buffer data formatter for spatial light modulator
KR970703568A (ko) * 1995-04-07 1997-07-03 이시마루 미키오 영상 회전방법 및 장치(method and apparatus for image potation)
US5668980A (en) * 1995-07-31 1997-09-16 Advanced Micro Devices, Inc. System for performing rotation of pixel matrices
US5761694A (en) * 1995-11-30 1998-06-02 Cirrus Logic, Inc. Multi-bank memory system and method having addresses switched between the row and column decoders in different banks
US5689472A (en) * 1996-10-31 1997-11-18 Silicon Magic Corporation System and method for providing efficient access to a memory bank
WO2001006371A1 (en) * 1998-07-21 2001-01-25 Seagate Technology Llc Improved memory system apparatus and method
TW594743B (en) * 2001-11-07 2004-06-21 Fujitsu Ltd Memory device and internal control method therefor
US7315294B2 (en) * 2003-08-25 2008-01-01 Texas Instruments Incorporated Deinterleaving transpose circuits in digital display systems
US7167148B2 (en) * 2003-08-25 2007-01-23 Texas Instruments Incorporated Data processing methods and apparatus in digital display systems
US7307635B1 (en) * 2005-02-02 2007-12-11 Neomagic Corp. Display rotation using a small line buffer and optimized memory access
KR101525874B1 (ko) 2008-11-05 2015-06-04 삼성전자주식회사 회전 이미지용 버퍼 메모리, 이를 포함하는 이미지 촬상 장치 및 디스플레이 장치
US10497438B2 (en) 2017-04-14 2019-12-03 Sandisk Technologies Llc Cross-point memory array addressing

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5776649A (en) * 1980-10-31 1982-05-13 Toshiba Corp Picture information display device
US4460958A (en) * 1981-01-26 1984-07-17 Rca Corporation Window-scanned memory
US4500958A (en) * 1982-04-21 1985-02-19 Digital Equipment Corporation Memory controller with data rotation arrangement
DE3713627A1 (de) * 1986-04-23 1987-10-29 Casio Computer Co Ltd Bildspeicherschaltung, insbesondere zur verwendung beim drehen von bilddaten
JPS63177235A (ja) * 1987-01-19 1988-07-21 Fujitsu Ltd 多次元アクセスメモリ
US4965751A (en) * 1987-08-18 1990-10-23 Hewlett-Packard Company Graphics system with programmable tile size and multiplexed pixel data and partial pixel addresses based on tile size
US5012434A (en) * 1989-02-21 1991-04-30 Siemens Aktiengesellschaft Apparatus and method for selective rotation of data printed by a matrix printer
DE58907357D1 (de) * 1989-07-14 1994-05-05 Siemens Ag Verfahren zur Speicherung von Videosignaldaten und Vorrichtung zur Durchführung des Verfahrens.
US5111192A (en) * 1989-12-20 1992-05-05 Xerox Corporation Method to rotate a bitmap image 90 degrees

Also Published As

Publication number Publication date
DE69331027T2 (de) 2002-03-21
JP3222979B2 (ja) 2001-10-29
EP0569218A3 (en) 1994-07-27
JPH0696196A (ja) 1994-04-08
US5361339A (en) 1994-11-01
EP0569218A2 (de) 1993-11-10
EP0569218B1 (de) 2001-10-31

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee