JP4408962B2 - 色信号補間方法、装置及びカメラ - Google Patents

色信号補間方法、装置及びカメラ Download PDF

Info

Publication number
JP4408962B2
JP4408962B2 JP53909099A JP53909099A JP4408962B2 JP 4408962 B2 JP4408962 B2 JP 4408962B2 JP 53909099 A JP53909099 A JP 53909099A JP 53909099 A JP53909099 A JP 53909099A JP 4408962 B2 JP4408962 B2 JP 4408962B2
Authority
JP
Japan
Prior art keywords
value
given color
color
original
values
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
JP53909099A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002510456A (ja
JP2002510456A5 (enExample
Inventor
コーネリス エイ エム ヤスパース
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.)
NXP BV
Original Assignee
NXP BV
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 NXP BV filed Critical NXP BV
Publication of JP2002510456A publication Critical patent/JP2002510456A/ja
Publication of JP2002510456A5 publication Critical patent/JP2002510456A5/ja
Application granted granted Critical
Publication of JP4408962B2 publication Critical patent/JP4408962B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06T3/4007—Scaling of whole images or parts thereof, e.g. expanding or contracting based on interpolation, e.g. bilinear interpolation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06T3/4015—Image demosaicing, e.g. colour filter arrays [CFA] or Bayer patterns
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/84—Camera processing pipelines; Components thereof for processing colour signals
    • H04N23/843—Demosaicing, e.g. interpolating colour pixel values
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2209/00—Details of colour television systems
    • H04N2209/04—Picture signal generators
    • H04N2209/041—Picture signal generators using solid-state devices
    • H04N2209/042—Picture signal generators using solid-state devices having a single pick-up sensor
    • H04N2209/045—Picture signal generators using solid-state devices having a single pick-up sensor using mosaic colour filter
    • H04N2209/046—Colour interpolation to calculate the missing colour values
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/10—Circuitry of solid-state image sensors [SSIS]; Control thereof for transforming different wavelengths into image signals
    • H04N25/11—Arrangement of colour filter arrays [CFA]; Filter mosaics
    • H04N25/13—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements
    • H04N25/134—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements based on three different wavelength filter elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Color Television Image Signal Generators (AREA)
JP53909099A 1998-01-29 1999-01-18 色信号補間方法、装置及びカメラ Expired - Fee Related JP4408962B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP98200261 1998-01-29
EP98200261.0 1998-01-29
PCT/IB1999/000073 WO1999039509A1 (en) 1998-01-29 1999-01-18 Color signal interpolation

Publications (3)

Publication Number Publication Date
JP2002510456A JP2002510456A (ja) 2002-04-02
JP2002510456A5 JP2002510456A5 (enExample) 2006-05-18
JP4408962B2 true JP4408962B2 (ja) 2010-02-03

Family

ID=8233341

Family Applications (1)

Application Number Title Priority Date Filing Date
JP53909099A Expired - Fee Related JP4408962B2 (ja) 1998-01-29 1999-01-18 色信号補間方法、装置及びカメラ

Country Status (5)

Country Link
US (1) US6727945B1 (enExample)
EP (1) EP0970588A1 (enExample)
JP (1) JP4408962B2 (enExample)
KR (1) KR100729559B1 (enExample)
WO (1) WO1999039509A1 (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7330209B2 (en) * 1999-12-20 2008-02-12 Texas Instruments Incorporated Digital still camera system and complementary-color-filtered array interpolation method
JP4599672B2 (ja) * 1999-12-21 2010-12-15 株式会社ニコン 補間処理装置および補間処理プログラムを記録した記録媒体
US20020063899A1 (en) * 2000-11-29 2002-05-30 Tinku Acharya Imaging device connected to processor-based system using high-bandwidth bus
JP4242650B2 (ja) * 2001-02-06 2009-03-25 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 画像センサの緑再生
WO2002063380A2 (en) * 2001-02-06 2002-08-15 Koninklijke Philips Electronics N.V. Preventing green non-uniformity in image sensors
US7088392B2 (en) 2001-08-27 2006-08-08 Ramakrishna Kakarala Digital image system and method for implementing an adaptive demosaicing method
US6904169B2 (en) * 2001-11-13 2005-06-07 Nokia Corporation Method and system for improving color images
AU2003239746A1 (en) 2002-07-04 2004-01-23 Koninklijke Philips Electronics N. V. Method and apparatus for signal processing, computer program product, computing system and camera
KR100548611B1 (ko) 2003-08-07 2006-01-31 삼성전기주식회사 영상 처리에 있어서의 에지 강조를 위한 장치 및 방법
TW200632856A (en) * 2005-03-09 2006-09-16 Sunplus Technology Co Ltd System and method for color signal interpolation
CN100505890C (zh) * 2005-03-15 2009-06-24 凌阳科技股份有限公司 彩色信号插值的系统及方法
CN100397907C (zh) * 2005-05-11 2008-06-25 北京中星微电子有限公司 基于贝尔图样格式的图像处理方法与装置
US7830428B2 (en) * 2007-04-12 2010-11-09 Aptina Imaging Corporation Method, apparatus and system providing green-green imbalance compensation
US7876363B2 (en) 2007-04-19 2011-01-25 Aptina Imaging Corporation Methods, systems and apparatuses for high-quality green imbalance compensation in images
US9077943B2 (en) * 2012-05-31 2015-07-07 Apple Inc. Local image statistics collection

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4176373A (en) * 1977-07-06 1979-11-27 Eastman Kodak Company Signal processing for discrete-sample-type-color-video signal
US5172227A (en) * 1990-12-10 1992-12-15 Eastman Kodak Company Image compression with color interpolation for a single sensor image system
US5333055A (en) * 1992-02-24 1994-07-26 Sanyo Electric Co., Ltd. Video camera circuit for processing image signals from an image pickup device having a mosaic color filter
KR0146260B1 (ko) * 1993-06-16 1998-09-15 모리시타 요이찌 고체촬상장치
US5382976A (en) * 1993-06-30 1995-01-17 Eastman Kodak Company Apparatus and method for adaptively interpolating a full color image utilizing luminance gradients
JP3392564B2 (ja) * 1995-02-27 2003-03-31 三洋電機株式会社 単板式カラービデオカメラ
US5506619A (en) * 1995-03-17 1996-04-09 Eastman Kodak Company Adaptive color plan interpolation in single sensor color electronic camera
US5652621A (en) * 1996-02-23 1997-07-29 Eastman Kodak Company Adaptive color plane interpolation in single sensor color electronic camera
JPH11122626A (ja) * 1997-10-17 1999-04-30 Nikon Corp 画像処理方法及び装置並びに画像処理プログラムを記録した記録媒体
US6130960A (en) * 1997-11-03 2000-10-10 Intel Corporation Block-matching algorithm for color interpolation
US20020167602A1 (en) * 2001-03-20 2002-11-14 Truong-Thao Nguyen System and method for asymmetrically demosaicing raw data images using color discontinuity equalization

Also Published As

Publication number Publication date
US6727945B1 (en) 2004-04-27
JP2002510456A (ja) 2002-04-02
WO1999039509A1 (en) 1999-08-05
KR20010005823A (ko) 2001-01-15
KR100729559B1 (ko) 2007-06-18
EP0970588A1 (en) 2000-01-12

Similar Documents

Publication Publication Date Title
JP4408962B2 (ja) 色信号補間方法、装置及びカメラ
JP4351825B2 (ja) カラーのディジタルイメージを収集する方法
JP4380805B2 (ja) 色サンプルの補間方法、装置及びカメラ
EP1395041B1 (en) Colour correction of images
US7006686B2 (en) Image mosaic data reconstruction
US6978050B2 (en) Electronic image color plane reconstruction
US5237402A (en) Digital image processing circuitry
US20060133697A1 (en) Method and apparatus for processing image data of a color filter array
US7072509B2 (en) Electronic image color plane reconstruction
JP4372955B2 (ja) 固体撮像装置および信号処理方法
JP2006013558A (ja) 画像処理装置、画像処理プログラム
KR20070024333A (ko) 화상 신호 처리 장치 및 화상 신호 처리 방법
US20030025814A1 (en) Image mosaic data reconstruction
JP3663777B2 (ja) 色信号補間方法
US6795586B1 (en) Noise cleaning and interpolating sparsely populated color digital image
JP4178919B2 (ja) ノイズ除去方法、撮像装置およびノイズ除去プログラム
JP3660504B2 (ja) カラー固体撮像装置
Chang et al. Adaptive color filter array demosaicing with artifact suppression
JP3974988B2 (ja) 画像復元装置
JP2698404B2 (ja) 輝度信号処理装置
JP2634939B2 (ja) 画像処理装置
US20050226481A1 (en) Method and apparatus for signal processing, computer program product, computing system and camera
JPH06125563A (ja) 画像信号処理装置
JPH0870466A (ja) 輪郭補正装置

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20060117

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20060117

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20071106

RD02 Notification of acceptance of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7422

Effective date: 20080129

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20080205

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20080317

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20080404

A711 Notification of change in applicant

Free format text: JAPANESE INTERMEDIATE CODE: A711

Effective date: 20081021

RD02 Notification of acceptance of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7422

Effective date: 20081128

RD04 Notification of resignation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7424

Effective date: 20081201

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20090421

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20090721

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20090831

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20090820

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20091013

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20091111

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20121120

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20121120

Year of fee payment: 3

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20131120

Year of fee payment: 4

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees