TREA

Through the lens [TTL] measuring

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  • CPC
  • G03B7/0997
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Parent Industries

GPHYSICS G03Photography G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES ACCESSORIES THEREFOR G03B7/00Control of exposure by setting shutters, diaphragms or filters, separately or conjointly

Current Industry

G03B7/0997Through the lens [TTL] measuring
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    CAMERA SHUTTER
    • Publication number 20240402573
    • Publication date Dec 5, 2024
    • Google LLC
    • Ishan Chatterjee
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    DISPLAY-COVERED CAMERA
    • Publication number 20210209728
    • Publication date Jul 8, 2021
    • LENOVO (SINGAPORE) PTE. LTD.
    • John Weldon Nicholson
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    SYSTEMS AND METHODS FOR CHANGING OPERATION MODES OF THE OPTICAL FIL...
    • Publication number 20200314313
    • Publication date Oct 1, 2020
    • Zhejiang Dahua Technology CO., LTD.
    • Tingniao WANG
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    IMAGING APPARATUS AND METHOD OF CONTROLLING THE SAME
    • Publication number 20160299406
    • Publication date Oct 13, 2016
    • Canon Kabushiki Kaisha
    • Hiroshi Kudo
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    FOCUS DETECTION SENSOR
    • Publication number 20140347505
    • Publication date Nov 27, 2014
    • Canon Kabushiki Kaisha
    • Satoshi Suzuki
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    IMAGING APPARATUS, LIGHT AMOUNT MEASUREMENT APPARATUS, RECORDING ME...
    • Publication number 20120307136
    • Publication date Dec 6, 2012
    • SONY CORPORATION
    • Yasutoshi Katsuda
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    IMAGING APPARATUS AND CAMERA SYSTEM
    • Publication number 20120257102
    • Publication date Oct 11, 2012
    • Canon Kabushiki Kaisha
    • Naoyuki Nakagawara
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    IMAGING DEVICE WITH AMBIENT LIGHT SENSING MEANS
    • Publication number 20120176533
    • Publication date Jul 12, 2012
    • STMicroelectronics (Grenoble 2) SAS
    • Alexandre Cellier
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    CAMERA AND METHOD FOR CONTROLLING A CAMERA
    • Publication number 20110149045
    • Publication date Jun 23, 2011
    • Alexander Wuerz-Wessel
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    IMAGE-TAKING APPARATUS
    • Publication number 20100073508
    • Publication date Mar 25, 2010
    • Satoshi OKAMOTO
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Imaging apparatus
    • Publication number 20090190911
    • Publication date Jul 30, 2009
    • Nikon Corporation
    • Masaru Muramatsu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Imaging apparatus
    • Publication number 20090040338
    • Publication date Feb 12, 2009
    • Nikon Corporation
    • Masaru Muramatsu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Color photographing apparatus
    • Publication number 20090033762
    • Publication date Feb 5, 2009
    • Nikon Corporation
    • Tetsuya Abe
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    System for backlight detection using brightness values of subareas...
    • Publication number 20080159728
    • Publication date Jul 3, 2008
    • Altek Corporation
    • Chung-Ta Wu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    PHOTOMETRY APPARATUS AND CAMERA
    • Publication number 20080111991
    • Publication date May 15, 2008
    • Canon Kabushiki Kaisha
    • Ryo Yamasaki
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Methods, apparatuses and systems using windowing to accelerate auto...
    • Publication number 20080055424
    • Publication date Mar 6, 2008
    • Micron Technology, Inc.
    • Dmitri Jerdev
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Image apparatus with selective image compensation
    • Publication number 20070230940
    • Publication date Oct 4, 2007
    • NIKON CORPORATION
    • Mark Takita
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Image-taking apparatus
    • Publication number 20070086761
    • Publication date Apr 19, 2007
    • FUJIFILM Corporation
    • Satoshi Okamoto
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Method of exposure control for an imaging system
    • Publication number 20070052839
    • Publication date Mar 8, 2007
    • Hongzhi Kong
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    IMAGE CAPTURE APPARATUS AND CONTROL METHOD THEREOF
    • Publication number 20070036531
    • Publication date Feb 15, 2007
    • Canon Kabushiki Kaisha
    • Tatsuyuki Tokunaga
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Adjustment of an image recorder with dynamic measuring fields
    • Publication number 20060216013
    • Publication date Sep 28, 2006
    • Christian Kueblbeck
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Imaging device
    • Publication number 20060067670
    • Publication date Mar 30, 2006
    • Fuji Photo Film Co., Ltd.
    • Atsushi Misawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Application

    Flash system for underwater photography with a digital camera
    • Publication number 20030214593
    • Publication date Nov 20, 2003
    • Yoshiyuki Takematsu
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Flash control system
    • Publication number 20030068165
    • Publication date Apr 10, 2003
    • PENTAX CORPORATION
    • Isamu Hirai
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Method and apparatus for controlling exposure of camera
    • Publication number 20020136551
    • Publication date Sep 26, 2002
    • Fuji Photo Film Co., Ltd.
    • Fumio Ishihara
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    FLASH PHOTOGRAPHY SYSTEM WITH PRELIMINARY AND MAIN EMISSION
    • Publication number 20020034382
    • Publication date Mar 21, 2002
    • Tatsuyuki Tokunaga
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    FIXED FOCUS CAMERA
    • Publication number 20020012534
    • Publication date Jan 31, 2002
    • HIROSHI KIBAYASHI
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Exposure control device for use in camera
    • Publication number 20020001464
    • Publication date Jan 3, 2002
    • Toshifumi Ohsawa
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Method and apparatus for controlling exposure of camera
    • Publication number 20010028793
    • Publication date Oct 11, 2001
    • Fuji Photo Film Co., Ltd.
    • Fumio Ishihara
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Selection point selecting apparatus
    • Publication number 20010017982
    • Publication date Aug 30, 2001
    • Keisuke Aoyama
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY