JP2003507769A - 対称ｆｉｒフィルタを使用した画像キャプチャ・システムにおける自動焦点合わせのための方法および装置 - Google Patents

対称ｆｉｒフィルタを使用した画像キャプチャ・システムにおける自動焦点合わせのための方法および装置

Info

Publication number
JP2003507769A
JP2003507769A JP2001519029A JP2001519029A JP2003507769A JP 2003507769 A JP2003507769 A JP 2003507769A JP 2001519029 A JP2001519029 A JP 2001519029A JP 2001519029 A JP2001519029 A JP 2001519029A JP 2003507769 A JP2003507769 A JP 2003507769A
Authority
JP
Japan
Prior art keywords
focal length
image
absolute value
interest
average absolute
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.)
Pending
Application number
JP2001519029A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003507769A5 (https=
Inventor
タン，ヤップ−ペン
トーマス，ブレント
アチャリャ，ティンク
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.)
Intel Corp
Original Assignee
Intel 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 Intel Corp filed Critical Intel Corp
Publication of JP2003507769A publication Critical patent/JP2003507769A/ja
Publication of JP2003507769A5 publication Critical patent/JP2003507769A5/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/67—Focus control based on electronic image sensor signals
    • H04N23/675—Focus control based on electronic image sensor signals comprising setting of focusing regions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/67—Focus control based on electronic image sensor signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Studio Devices (AREA)
  • Automatic Focus Adjustment (AREA)
  • Image Processing (AREA)
  • Color Television Image Signal Generators (AREA)
  • Focusing (AREA)
  • Color Image Communication Systems (AREA)
JP2001519029A 1999-08-25 2000-08-11 対称ｆｉｒフィルタを使用した画像キャプチャ・システムにおける自動焦点合わせのための方法および装置 Pending JP2003507769A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/383,117 US6373481B1 (en) 1999-08-25 1999-08-25 Method and apparatus for automatic focusing in an image capture system using symmetric FIR filters
US09/383,117 1999-08-25
PCT/US2000/022128 WO2001015434A1 (en) 1999-08-25 2000-08-11 Method and apparatus for automatic focusing in an image capture ystem using symmetric fir filters

Publications (2)

Publication Number Publication Date
JP2003507769A true JP2003507769A (ja) 2003-02-25
JP2003507769A5 JP2003507769A5 (https=) 2007-08-16

Family

ID=23511795

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001519029A Pending JP2003507769A (ja) 1999-08-25 2000-08-11 対称ｆｉｒフィルタを使用した画像キャプチャ・システムにおける自動焦点合わせのための方法および装置

Country Status (10)

Country Link
US (1) US6373481B1 (https=)
JP (1) JP2003507769A (https=)
KR (1) KR100449835B1 (https=)
AU (1) AU771694B2 (https=)
DE (1) DE10084921B4 (https=)
GB (1) GB2370111B (https=)
IL (2) IL148240A0 (https=)
RU (1) RU2222113C2 (https=)
TW (1) TW490976B (https=)
WO (1) WO2001015434A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017506456A (ja) * 2014-02-10 2017-03-02 レイセオン カンパニー マルチスペクトル画像システムのロバストなオートフォーカスアルゴリズム

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US6658399B1 (en) 1999-09-10 2003-12-02 Intel Corporation Fuzzy based thresholding technique for image segmentation
US6625308B1 (en) 1999-09-10 2003-09-23 Intel Corporation Fuzzy distinction based thresholding technique for image segmentation
US7053944B1 (en) 1999-10-01 2006-05-30 Intel Corporation Method of using hue to interpolate color pixel signals
US6628827B1 (en) 1999-12-14 2003-09-30 Intel Corporation Method of upscaling a color image
US7158178B1 (en) 1999-12-14 2007-01-02 Intel Corporation Method of converting a sub-sampled color image
US6933970B2 (en) * 1999-12-20 2005-08-23 Texas Instruments Incorporated Digital still camera system and method
US6748118B1 (en) 2000-02-18 2004-06-08 Intel Corporation Method of quantizing signal samples of an image during same
US6961472B1 (en) 2000-02-18 2005-11-01 Intel Corporation Method of inverse quantized signal samples of an image during image decompression
US7046728B1 (en) 2000-06-30 2006-05-16 Intel Corporation Method of video coding the movement of a human face from a sequence of images
US6775413B1 (en) 2000-09-18 2004-08-10 Intel Corporation Techniques to implement one-dimensional compression
US6636167B1 (en) * 2000-10-31 2003-10-21 Intel Corporation Method of generating Huffman code length information
US6563439B1 (en) 2000-10-31 2003-05-13 Intel Corporation Method of performing Huffman decoding
US20020118746A1 (en) * 2001-01-03 2002-08-29 Kim Hyun Mun Method of performing video encoding rate control using motion estimation
US6766286B2 (en) 2001-03-28 2004-07-20 Intel Corporation Pyramid filter
US6889237B2 (en) * 2001-03-30 2005-05-03 Intel Corporation Two-dimensional pyramid filter architecture
US20020184276A1 (en) * 2001-03-30 2002-12-05 Tinku Acharya Two-dimensional pyramid filter architecture
US7538815B1 (en) 2002-01-23 2009-05-26 Marena Systems Corporation Autofocus system and method using focus measure gradient
US7266151B2 (en) * 2002-09-04 2007-09-04 Intel Corporation Method and system for performing motion estimation using logarithmic search
US20040042551A1 (en) * 2002-09-04 2004-03-04 Tinku Acharya Motion estimation
US20040057626A1 (en) * 2002-09-23 2004-03-25 Tinku Acharya Motion estimation using a context adaptive search
US20040169748A1 (en) * 2003-02-28 2004-09-02 Tinku Acharya Sub-sampled infrared sensor for use in a digital image capture device
US7274393B2 (en) * 2003-02-28 2007-09-25 Intel Corporation Four-color mosaic pattern for depth and image capture
US20040174446A1 (en) * 2003-02-28 2004-09-09 Tinku Acharya Four-color mosaic pattern for depth and image capture
KR100827240B1 (ko) * 2006-10-02 2008-05-07 삼성전자주식회사 다채널 보간 장치 및 방법
JP2010015024A (ja) * 2008-07-04 2010-01-21 Canon Inc 撮像装置、その制御方法、プログラム及び記憶媒体
KR101531709B1 (ko) * 2008-10-17 2015-07-06 삼성전자 주식회사 고감도 컬러 영상을 제공하기 위한 영상 처리 장치 및 방법
US8624998B2 (en) * 2009-06-05 2014-01-07 Apple Inc. Camera image selection based on detected device movement
US8289400B2 (en) 2009-06-05 2012-10-16 Apple Inc. Image capturing device having continuous image capture
US8134115B2 (en) * 2009-06-23 2012-03-13 Nokia Corporation Color filters for sub-diffraction limit-sized light sensors
KR101912322B1 (ko) 2017-08-08 2018-10-26 인천대학교 산학협력단 스파우트 스트랩

Citations (2)

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JPH04373370A (ja) * 1991-06-24 1992-12-25 Sanyo Electric Co Ltd オートフォーカスビデオカメラ
JPH06141225A (ja) * 1992-10-27 1994-05-20 Canon Inc 固体撮像装置

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SU1587662A1 (ru) * 1988-01-12 1990-08-23 Предприятие П/Я А-1335 Способ формировани сигнала фокусировки телевизионной камеры и устройство дл его осуществлени
EP0436511B1 (en) 1990-01-05 1997-07-16 Canon Kabushiki Kaisha In-focus detecting device
JPH06138362A (ja) * 1991-02-06 1994-05-20 Sony Corp オートフォーカス装置
DE69232653D1 (de) 1991-02-20 2002-07-25 Canon Kk Bildverarbeitungsgerät
JP3542377B2 (ja) 1993-06-04 2004-07-14 キヤノン株式会社 画像形成装置及びその方法
US5835143A (en) * 1993-09-02 1998-11-10 Asahi Kogaku Kogyo Kabushiki Kaisha Automatic focusing system for a still video camera
US5666569A (en) * 1994-08-25 1997-09-09 Flashpoint Technology, Inc. System and method for detecting and indicating proper focal distance in a fixed lens camera
JP3501252B2 (ja) 1995-06-16 2004-03-02 三菱電機株式会社 階調補正装置
JP3563508B2 (ja) * 1995-10-19 2004-09-08 富士写真フイルム株式会社 自動焦点調節装置
JPH09211308A (ja) * 1996-02-06 1997-08-15 Eastman Kodak Japan Kk 自動焦点撮像装置の被写体検出機構
KR100200628B1 (ko) 1996-09-30 1999-06-15 윤종용 화질 개선 회로 및 그 방법
US6151415A (en) * 1998-12-14 2000-11-21 Intel Corporation Auto-focusing algorithm using discrete wavelet transform

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04373370A (ja) * 1991-06-24 1992-12-25 Sanyo Electric Co Ltd オートフォーカスビデオカメラ
JPH06141225A (ja) * 1992-10-27 1994-05-20 Canon Inc 固体撮像装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017506456A (ja) * 2014-02-10 2017-03-02 レイセオン カンパニー マルチスペクトル画像システムのロバストなオートフォーカスアルゴリズム

Also Published As

Publication number Publication date
TW490976B (en) 2002-06-11
IL148240A (en) 2007-08-19
DE10084921T1 (de) 2002-08-29
GB0203899D0 (en) 2002-04-03
RU2222113C2 (ru) 2004-01-20
IL148240A0 (en) 2002-09-12
RU2002107312A (ru) 2004-02-10
WO2001015434A1 (en) 2001-03-01
GB2370111A (en) 2002-06-19
US6373481B1 (en) 2002-04-16
DE10084921B4 (de) 2008-03-20
GB2370111B (en) 2003-12-31
KR20020033461A (ko) 2002-05-06
KR100449835B1 (ko) 2004-09-22
AU6538800A (en) 2001-03-19
AU771694B2 (en) 2004-04-01

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