DE10084921B4 - Verfahren und Einrichtung zum automatischen Fokussieren in einem Bildaufnahmesystem unter Verwendung symmetrischer FIR-Filter - Google Patents

Verfahren und Einrichtung zum automatischen Fokussieren in einem Bildaufnahmesystem unter Verwendung symmetrischer FIR-Filter Download PDF

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Publication number
DE10084921B4
DE10084921B4 DE10084921T DE10084921T DE10084921B4 DE 10084921 B4 DE10084921 B4 DE 10084921B4 DE 10084921 T DE10084921 T DE 10084921T DE 10084921 T DE10084921 T DE 10084921T DE 10084921 B4 DE10084921 B4 DE 10084921B4
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Germany
Prior art keywords
focal length
image
interest
absolute value
color plane
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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
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DE10084921T
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German (de)
English (en)
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DE10084921T1 (de
Inventor
Yap-Peng Tan
Brent Chandler Thomas
Tinku Tempe Acharya
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Intel Corp
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Intel Corp
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Publication of DE10084921T1 publication Critical patent/DE10084921T1/de
Application granted granted Critical
Publication of DE10084921B4 publication Critical patent/DE10084921B4/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • 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

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)
  • Color Image Communication Systems (AREA)
  • Focusing (AREA)
DE10084921T 1999-08-25 2000-08-11 Verfahren und Einrichtung zum automatischen Fokussieren in einem Bildaufnahmesystem unter Verwendung symmetrischer FIR-Filter Expired - Fee Related DE10084921B4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/383,117 1999-08-25
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
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
DE10084921T1 DE10084921T1 (de) 2002-08-29
DE10084921B4 true DE10084921B4 (de) 2008-03-20

Family

ID=23511795

Family Applications (1)

Application Number Title Priority Date Filing Date
DE10084921T Expired - Fee Related DE10084921B4 (de) 1999-08-25 2000-08-11 Verfahren und Einrichtung zum automatischen Fokussieren in einem Bildaufnahmesystem unter Verwendung symmetrischer FIR-Filter

Country Status (10)

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

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US6625308B1 (en) 1999-09-10 2003-09-23 Intel Corporation Fuzzy distinction based thresholding technique for image segmentation
US6658399B1 (en) 1999-09-10 2003-12-02 Intel Corporation Fuzzy 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
US6563439B1 (en) 2000-10-31 2003-05-13 Intel Corporation Method of performing Huffman decoding
US6636167B1 (en) 2000-10-31 2003-10-21 Intel Corporation Method of generating Huffman code length information
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
US20020184276A1 (en) * 2001-03-30 2002-12-05 Tinku Acharya Two-dimensional pyramid filter architecture
US6889237B2 (en) * 2001-03-30 2005-05-03 Intel Corporation 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
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
US20040169748A1 (en) * 2003-02-28 2004-09-02 Tinku Acharya Sub-sampled infrared sensor for use in a digital image capture device
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
US9354489B2 (en) * 2014-02-10 2016-05-31 Raytheon Company Robust autofocus algorithm for multi-spectral imaging systems
KR101912322B1 (ko) 2017-08-08 2018-10-26 인천대학교 산학협력단 스파우트 스트랩

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JPH06138362A (ja) * 1991-02-06 1994-05-20 Sony Corp オートフォーカス装置
JPH09116805A (ja) * 1995-10-19 1997-05-02 Fuji Photo Film Co Ltd 自動焦点調節装置
US5835143A (en) * 1993-09-02 1998-11-10 Asahi Kogaku Kogyo Kabushiki Kaisha Automatic focusing system for a still video camera

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JPH06138362A (ja) * 1991-02-06 1994-05-20 Sony Corp オートフォーカス装置
US5835143A (en) * 1993-09-02 1998-11-10 Asahi Kogaku Kogyo Kabushiki Kaisha Automatic focusing system for a still video camera
JPH09116805A (ja) * 1995-10-19 1997-05-02 Fuji Photo Film Co Ltd 自動焦点調節装置

Non-Patent Citations (1)

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Also Published As

Publication number Publication date
AU771694B2 (en) 2004-04-01
KR100449835B1 (ko) 2004-09-22
GB2370111B (en) 2003-12-31
GB0203899D0 (en) 2002-04-03
DE10084921T1 (de) 2002-08-29
RU2002107312A (ru) 2004-02-10
AU6538800A (en) 2001-03-19
KR20020033461A (ko) 2002-05-06
US6373481B1 (en) 2002-04-16
RU2222113C2 (ru) 2004-01-20
GB2370111A (en) 2002-06-19
TW490976B (en) 2002-06-11
IL148240A0 (en) 2002-09-12
JP2003507769A (ja) 2003-02-25
IL148240A (en) 2007-08-19
WO2001015434A1 (en) 2001-03-01

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8364 No opposition during term of opposition
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee