DE69221840T2 - Abtastratenwandlungsschaltung für Bilddaten - Google Patents

Abtastratenwandlungsschaltung für Bilddaten

Info

Publication number
DE69221840T2
DE69221840T2 DE69221840T DE69221840T DE69221840T2 DE 69221840 T2 DE69221840 T2 DE 69221840T2 DE 69221840 T DE69221840 T DE 69221840T DE 69221840 T DE69221840 T DE 69221840T DE 69221840 T2 DE69221840 T2 DE 69221840T2
Authority
DE
Germany
Prior art keywords
image data
conversion circuit
sampling rate
rate conversion
sampling
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
DE69221840T
Other languages
English (en)
Other versions
DE69221840D1 (de
Inventor
Jeffrey A Small
John J Uebelacker
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of DE69221840D1 publication Critical patent/DE69221840D1/de
Application granted granted Critical
Publication of DE69221840T2 publication Critical patent/DE69221840T2/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 transformations in the plane of the image
    • G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/06—Non-recursive filters
    • H03H17/0621—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Processing (AREA)
  • Studio Circuits (AREA)
  • Television Systems (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Complex Calculations (AREA)
DE69221840T 1991-12-23 1992-12-22 Abtastratenwandlungsschaltung für Bilddaten Expired - Fee Related DE69221840T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/810,405 US5274469A (en) 1991-12-23 1991-12-23 Sample rate converter circuit for image data

Publications (2)

Publication Number Publication Date
DE69221840D1 DE69221840D1 (de) 1997-10-02
DE69221840T2 true DE69221840T2 (de) 1998-03-26

Family

ID=25203782

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69221840T Expired - Fee Related DE69221840T2 (de) 1991-12-23 1992-12-22 Abtastratenwandlungsschaltung für Bilddaten

Country Status (4)

Country Link
US (1) US5274469A (de)
EP (1) EP0548917B1 (de)
JP (1) JPH0612487A (de)
DE (1) DE69221840T2 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06245063A (ja) * 1992-12-25 1994-09-02 Dainippon Screen Mfg Co Ltd 色分解条件の設定方法
JPH07298061A (ja) * 1994-04-28 1995-11-10 Canon Inc カラーファクシミリ装置
US5835160A (en) * 1995-09-13 1998-11-10 Oak Technology, Inc. Sampling rate conversion using digital differential analyzers
US5808691A (en) * 1995-12-12 1998-09-15 Cirrus Logic, Inc. Digital carrier synthesis synchronized to a reference signal that is asynchronous with respect to a digital sampling clock
US5892693A (en) 1996-07-01 1999-04-06 Sun Microsystems, Inc. Signal interpolation and decimation exploiting filter symmetry
JPH10149348A (ja) 1996-07-01 1998-06-02 Sun Microsyst Inc フィルタ対称を使用した信号内挿及びデシメーション
US6256654B1 (en) * 1996-07-01 2001-07-03 Sun Microsystems, Inc. Signal interpolation and decimation exploiting filter symmetry
US6151025A (en) * 1997-05-07 2000-11-21 Hewlett-Packard Company Method and apparatus for complexity reduction on two-dimensional convolutions for image processing
JP3071765B2 (ja) * 1998-09-29 2000-07-31 日本電気アイシーマイコンシステム株式会社 有限数の入力データをフィルタ処理対象とするディジタルフィルタ及びディジタルフィルタ処理方法
KR100311482B1 (ko) 1999-10-21 2001-10-18 구자홍 보간 영상의 화질 개선을 위한 필터링 제어방법
KR100378592B1 (ko) * 2000-07-31 2003-03-31 한국전자통신연구원 디지털 이동 통신용 108 탭 1대4 인터폴레이션유한임펄스응답 필터장치
KR100340048B1 (ko) * 2000-10-26 2002-06-15 오길록 승산기를 사용하지 않는 유한 임펄스 응답 필터 장치
CN100379212C (zh) * 2002-01-23 2008-04-02 华为技术有限公司 一种查找表电路的实现方法
WO2006059301A2 (en) * 2004-12-03 2006-06-08 Koninklijke Philips Electronics N.V. Programmable processor
US8494297B2 (en) * 2007-04-05 2013-07-23 Adobe Systems Incorporated Automatic detection and mapping of symmetries in an image
JP5235604B2 (ja) * 2008-10-20 2013-07-10 キヤノン株式会社 画像処理装置および画像処理方法
JP6201799B2 (ja) 2014-02-13 2017-09-27 富士ゼロックス株式会社 画像処理装置及びプログラム
JP6349765B2 (ja) 2014-02-13 2018-07-04 富士ゼロックス株式会社 画像処理装置及びプログラム
US10943340B2 (en) 2016-04-18 2021-03-09 Avago Technologies International Sales Pte. Limited Blending images

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4106053A (en) * 1977-08-01 1978-08-08 Rca Corporation Digital sampling rate conversion of color TV signal
JPS58219841A (ja) * 1982-06-15 1983-12-21 Kokusai Denshin Denwa Co Ltd <Kdd> 標本化周波数の高速変換回路
US4792975A (en) * 1983-06-03 1988-12-20 The Variable Speech Control ("Vsc") Digital speech signal processing for pitch change with jump control in accordance with pitch period
GB2214378B (en) * 1988-01-21 1992-07-22 Codex Corp A multiple mode modem and method of using the same
US4891713A (en) * 1988-06-20 1990-01-02 Eastman Kodak Company Method of sampling picture signals and apparatus therefor
EP0370473B1 (de) * 1988-11-22 1996-02-28 Yamaha Corporation Digitales Filter
DE3918866A1 (de) * 1989-06-09 1990-12-13 Blaupunkt Werke Gmbh Anordnung zur umsetzung eines signals mit einer ersten abtastrate in ein signal mit einer zweiten abtastrate
JP3094419B2 (ja) * 1990-02-19 2000-10-03 ソニー株式会社 サンプリングレート変換装置

Also Published As

Publication number Publication date
EP0548917B1 (de) 1997-08-27
DE69221840D1 (de) 1997-10-02
US5274469A (en) 1993-12-28
EP0548917A1 (de) 1993-06-30
JPH0612487A (ja) 1994-01-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee