DE3854627T2 - Bildanzeigegerät mit automatischer Bildeinstellung. - Google Patents

Bildanzeigegerät mit automatischer Bildeinstellung.

Info

Publication number
DE3854627T2
DE3854627T2 DE3854627T DE3854627T DE3854627T2 DE 3854627 T2 DE3854627 T2 DE 3854627T2 DE 3854627 T DE3854627 T DE 3854627T DE 3854627 T DE3854627 T DE 3854627T DE 3854627 T2 DE3854627 T2 DE 3854627T2
Authority
DE
Germany
Prior art keywords
image
histogram
brightness
image data
contrast
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
DE3854627T
Other languages
German (de)
English (en)
Other versions
DE3854627D1 (de
Inventor
Crispian Lee Sievenpiper
Hubert Anthony Zettel
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.)
General Electric Co
Original Assignee
General Electric 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 General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of DE3854627D1 publication Critical patent/DE3854627D1/de
Publication of DE3854627T2 publication Critical patent/DE3854627T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • G06T5/92—Dynamic range modification of images or parts thereof based on global image properties
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/40—Image enhancement or restoration using histogram techniques
    • 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
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/60—Circuit arrangements for obtaining a series of X-ray photographs or for X-ray cinematography
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10072—Tomographic images
    • G06T2207/10081—Computed x-ray tomography [CT]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10116—X-ray image
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20021—Dividing image into blocks, subimages or windows
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30004—Biomedical image processing

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Hardware Design (AREA)
  • Image Processing (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Digital Computer Display Output (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
DE3854627T 1987-03-18 1988-03-16 Bildanzeigegerät mit automatischer Bildeinstellung. Expired - Fee Related DE3854627T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US2737787A 1987-03-18 1987-03-18

Publications (2)

Publication Number Publication Date
DE3854627D1 DE3854627D1 (de) 1995-12-07
DE3854627T2 true DE3854627T2 (de) 1996-07-04

Family

ID=21837387

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3854627T Expired - Fee Related DE3854627T2 (de) 1987-03-18 1988-03-16 Bildanzeigegerät mit automatischer Bildeinstellung.

Country Status (6)

Country Link
EP (1) EP0283255B1 (https=)
JP (1) JPS63298279A (https=)
KR (1) KR920002249B1 (https=)
DE (1) DE3854627T2 (https=)
FI (1) FI880818A7 (https=)
IL (1) IL85618A (https=)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4914589A (en) * 1988-10-24 1990-04-03 General Electric Company Three-dimensional images obtained from tomographic data using a variable threshold
CA2008819A1 (en) * 1989-02-14 1990-08-14 Dimitris Manolakis Regionally adaptive imaging techniques
JPH0833722B2 (ja) * 1989-07-19 1996-03-29 株式会社東芝 画像表示方法
US5305204A (en) * 1989-07-19 1994-04-19 Kabushiki Kaisha Toshiba Digital image display apparatus with automatic window level and window width adjustment
US5410418A (en) * 1992-06-24 1995-04-25 Dainippon Screen Mfg. Co., Ltd. Apparatus for converting image signal representing image having gradation
US6282261B1 (en) 1996-02-21 2001-08-28 Lunar Corporation Multi-mode x-ray image intensifier system
AU2134697A (en) * 1996-02-21 1997-09-10 Lunar Corporation X-ray imaging system
CA2302956A1 (en) * 1999-03-31 2000-09-30 Ronald L. Miller Image enhancement for rasterized images
US20050136549A1 (en) * 2003-10-30 2005-06-23 Bioimagene, Inc. Method and system for automatically determining diagnostic saliency of digital images
US8068988B2 (en) 2003-09-08 2011-11-29 Ventana Medical Systems, Inc. Method for automated processing of digital images of tissue micro-arrays (TMA)
US20050136509A1 (en) 2003-09-10 2005-06-23 Bioimagene, Inc. Method and system for quantitatively analyzing biological samples
JP5576117B2 (ja) * 2006-07-31 2014-08-20 コーニンクレッカ フィリップス エヌ ヴェ 画像データセットの視覚化のためのプリセットマップを生成する方法、装置及びコンピュータ可読媒体
JP6417303B2 (ja) * 2015-09-04 2018-11-07 株式会社Ａｚｅ 医用画像処理装置、その制御方法、及びプログラム
US10002423B2 (en) 2015-09-04 2018-06-19 Canon Kabushiki Kaisha Medical image processing apparatus, medical image processing method, and medical image processing system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4433345A (en) * 1981-06-19 1984-02-21 Loge/Dunn Instruments, Inc. Video image recording methods and devices
US4415921A (en) * 1981-10-30 1983-11-15 Nicolet Instrument Corporation Automatic calibration system for video displays in vision testing
US4445138A (en) * 1981-12-21 1984-04-24 Hughes Aircraft Company Real time dynamic range compression for image enhancement
JPS6066728A (ja) * 1983-09-21 1985-04-16 株式会社東芝 デジタルフルオログラフイ装置
US4731671A (en) * 1985-05-06 1988-03-15 Eastman Kodak Company Contrast adjustment in digital image processing method employing histogram normalization

Also Published As

Publication number Publication date
KR880011646A (ko) 1988-10-29
EP0283255A2 (en) 1988-09-21
EP0283255A3 (en) 1991-01-30
FI880818L (fi) 1988-09-19
EP0283255B1 (en) 1995-11-02
FI880818A7 (fi) 1988-09-19
DE3854627D1 (de) 1995-12-07
JPS63298279A (ja) 1988-12-06
FI880818A0 (fi) 1988-02-22
KR920002249B1 (ko) 1992-03-20
IL85618A0 (en) 1988-08-31
IL85618A (en) 1992-09-06
JPH0584918B2 (https=) 1993-12-03

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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