BR9804772A - Gerador de histograma - Google Patents

Gerador de histograma

Info

Publication number
BR9804772A
BR9804772A BR9804772A BR9804772A BR9804772A BR 9804772 A BR9804772 A BR 9804772A BR 9804772 A BR9804772 A BR 9804772A BR 9804772 A BR9804772 A BR 9804772A BR 9804772 A BR9804772 A BR 9804772A
Authority
BR
Brazil
Prior art keywords
histogram generator
histogram
generator
Prior art date
Application number
BR9804772A
Other languages
English (en)
Other versions
BR9804772B1 (pt
Inventor
Masahio Takeshima
Atsuhisa Kageyama
Minoru Kawabata
Hiroko Sugimoto
Original Assignee
Matsuschita Eletric Ind Co Ltd
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 Matsuschita Eletric Ind Co Ltd filed Critical Matsuschita Eletric Ind Co Ltd
Publication of BR9804772A publication Critical patent/BR9804772A/pt
Publication of BR9804772B1 publication Critical patent/BR9804772B1/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N17/00—Diagnosis, testing or measuring for television systems or their details
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/40—Image enhancement or restoration using histogram techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Picture Signal Circuits (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Studio Circuits (AREA)
  • Studio Devices (AREA)
BRPI9804772-8A 1997-03-06 1998-03-05 aparelho de geração de histograma. BR9804772B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP9-51341 1997-03-06
JP5134197 1997-03-06
PCT/JP1998/000912 WO1998039912A1 (en) 1997-03-06 1998-03-05 Histogram generator

Publications (2)

Publication Number Publication Date
BR9804772A true BR9804772A (pt) 1999-08-17
BR9804772B1 BR9804772B1 (pt) 2010-12-28

Family

ID=12884237

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9804772-8A BR9804772B1 (pt) 1997-03-06 1998-03-05 aparelho de geração de histograma.

Country Status (10)

Country Link
US (1) US6252983B1 (pt)
EP (1) EP0922358B1 (pt)
JP (1) JP4008042B2 (pt)
KR (1) KR100467257B1 (pt)
CN (1) CN1120615C (pt)
BR (1) BR9804772B1 (pt)
CZ (1) CZ294363B6 (pt)
DE (1) DE69807034T2 (pt)
MY (1) MY118340A (pt)
WO (1) WO1998039912A1 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2150146C1 (ru) * 1998-09-03 2000-05-27 Семенченко Михаил Григорьевич Способ обработки изображения
US7010163B1 (en) * 2001-04-20 2006-03-07 Shell & Slate Software Method and apparatus for processing image data
US8218868B2 (en) * 2007-06-13 2012-07-10 Sensors Unlimited, Inc. Method and apparatus for enhancing images
US8392406B1 (en) 2008-05-30 2013-03-05 Oracle International Corporation Determining a height-balanced histogram incrementally
GB0917617D0 (en) * 2009-10-08 2009-11-25 Barco Nv Video amplitude modulation
KR200496041Y1 (ko) 2019-07-05 2022-10-18 김창규 기포제거 기능을 보유한 포터블 화장품용 가열로 장치

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4088216A (en) 1976-09-02 1978-05-09 Data Card Corporation Automatic embossing system
JPS628193A (ja) * 1985-07-04 1987-01-16 インタ−ナショナル　ビジネス　マシ−ンズ　コ−ポレ−ション カラー画像表示装置
JPH0687263B2 (ja) 1986-06-18 1994-11-02 富士電機株式会社 画像の２値化方式
JPS6481077A (en) 1987-09-22 1989-03-27 Brother Ind Ltd Threshold level determining device
JPS6482276A (en) 1987-09-25 1989-03-28 Canon Kk Image processor
JPS6482288A (en) 1987-09-25 1989-03-28 Canon Kk Image processing device
JPH04183177A (ja) 1990-11-19 1992-06-30 Matsushita Electric Ind Co Ltd 累積ヒストグラム回路および補間回路および画質補正回路
JPH0799862B2 (ja) * 1991-03-22 1995-10-25 松下電器産業株式会社 階調補正装置
US5289282A (en) 1991-05-28 1994-02-22 Matsushita Electric Industrial Co., Ltd. Video signal gradation corrector
JPH05176263A (ja) 1991-12-20 1993-07-13 Matsushita Electric Ind Co Ltd 階調補正装置
BE1007777A3 (nl) 1993-11-23 1995-10-17 Philips Electronics Nv Niet-lineaire signaalverwerking.
US5594807A (en) * 1994-12-22 1997-01-14 Siemens Medical Systems, Inc. System and method for adaptive filtering of images based on similarity between histograms
JP3501252B2 (ja) * 1995-06-16 2004-03-02 三菱電機株式会社 階調補正装置

Also Published As

Publication number Publication date
KR100467257B1 (ko) 2005-06-16
MY118340A (en) 2004-10-30
CN1120615C (zh) 2003-09-03
CZ353998A3 (cs) 1999-04-14
WO1998039912A1 (en) 1998-09-11
CN1216193A (zh) 1999-05-05
DE69807034T2 (de) 2002-12-05
CZ294363B6 (cs) 2004-12-15
EP0922358A1 (en) 1999-06-16
BR9804772B1 (pt) 2010-12-28
DE69807034D1 (de) 2002-09-12
EP0922358B1 (en) 2002-08-07
US6252983B1 (en) 2001-06-26
JP2000513904A (ja) 2000-10-17
JP4008042B2 (ja) 2007-11-14
KR20000065209A (ko) 2000-11-06

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B25D Requested change of name of applicant approved

Owner name: PANASONIC CORPORATION (JP)

Free format text: ALTERADO DE: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.

B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 28/12/2010, OBSERVADAS AS CONDICOES LEGAIS.

B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
B24F Patent annual fee: publication cancelled

Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2257 DE 08/04/2014 POR TER SIDO INDEVIDA.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE AS 15A, 16A, 17A, 18A, 19A, 20A, 21A E 22A ANUIDADES.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2606 DE 15-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.