Patents Represented by Attorney Cowan Liebowitz & Latman, P.C.

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  • Shake correction apparatus, image pickup apparatus, and method for controlling shake correction apparatus
    Patent number: 8264550
    Abstract: There is provided a shake correction apparatus having an image pickup optical system that includes a correction lens capable of moving in a direction orthogonal to an optical axis. The shake correction apparatus comprises: a detection unit that detects shake applied to the shake correction apparatus; a determination unit that determines a reference position of the correction lens; and a drive unit that drives the correction lens with the reference position serving as a center position, so as to correct the shake detected by the detection unit. The determination unit determines the reference position, in a range where a condition that a Modulation Transfer Function (MTF) of the image pickup optical system when the correction lens is positioned at the determined reference position is equal to or larger than a threshold is satisfied.
    Type: Grant
    Filed: June 11, 2010
    Date of Patent: September 11, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventors: Masahiro Shibata, Kenichi Miyasako
  • Display control apparatus, method of controlling display apparatus, and storage medium
    Patent number: 8264589
    Abstract: A display control apparatus comprises a display unit configured to display a captured image; an acquisition unit configured to acquire image captured direction information indicating a direction in which the image was captured; a conversion unit configured to convert a shape of the image in accordance with the image captured direction information; and a control unit configured to control to display the shape-converted image on the display unit.
    Type: Grant
    Filed: April 30, 2010
    Date of Patent: September 11, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventor: Hiroyuki Fukushima
  • Image pickup apparatus detachably connecting to light emitting device and control method thereof
    Patent number: 8264561
    Abstract: An image pickup apparatus detachably connecting to a light emitting device. Still image shooting is performed during moving image recording being paused according to a still image shooting instruction received during the moving image recording being performed and the moving image recording is resumed after performing the still image shooting. Information about charge control of the connected light emitting device is acquired. Light emitting of the connected light emitting device involved with the still image shooting is prohibited based on the acquired information about the charge control.
    Type: Grant
    Filed: June 4, 2010
    Date of Patent: September 11, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventor: Kan Takaiwa
  • Receiving apparatus and method for controlling the same
    Patent number: 8265269
    Abstract: The present invention provides a receiving apparatus including a device key generating unit which generates a device key, a work key generating unit which generates a work key, a device key storing unit which sequentially stores the generated device key, every time the device key is updated, and a recording unit which stores a digital broadcast signal in a transport stream format, wherein in a case where the device key generating unit cannot generate, from the stored transport stream, a device key necessary for descrambling the stored transport stream when the stored transport stream is to be reproduced, the work key generating unit decrypts an encrypted work key that is obtained from the stored transport stream, using the device key stored in the device key storing unit, and generates a work key.
    Type: Grant
    Filed: October 9, 2009
    Date of Patent: September 11, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventors: Ryuji Nishida, Yoshihiro Saga, Kenichi Morikawa, Kazuhiko Nakazawa
  • Printing management system and printing management method
    Patent number: 8264731
    Abstract: According to this invention, a printing management system which manages a log of a print job includes a creation unit which creates log information for specifying a print job on the basis of issued print job data, a save unit which saves the log information created by the creation unit in a save location corresponding to the log information in a storage unit, a determination unit which determines, in accordance with a request to access the log information saved in the save unit, whether to permit or reject the access request, and an access unit which reads log information subjected to the access request when the determination unit determines to permit the access request.
    Type: Grant
    Filed: May 10, 2012
    Date of Patent: September 11, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventor: Hiroaki Nakata
  • Imaging apparatus
    Patent number: 8265472
    Abstract: An imaging apparatus is provided with a lens barrel that includes a flexible substrate that is electrically connected to a magnetically driven apparatus and drive ring that drives the lens barrel by rotating. The drive rings include through grooves that pass through the drive ring and a flexible substrate passes therethrough from the inside to the outside of the lens barrel and a strobe cam that is provided on the outer circumferential side of the drive ring. In addition, the through groove and the strobe cam are disposed so as to coincide in the rotation direction of the drive ring.
    Type: Grant
    Filed: January 20, 2011
    Date of Patent: September 11, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventor: Akihiko Masuki
  • Printing system, printing program, information collection method, information search method and information search system
    Patent number: 8259322
    Abstract: In a client PC, after receiving drawing data, the log information generation unit (400) of a printer driver (203) refers to the current time, and collects a keyword, print job attribute item, and the like which satisfy an extraction condition corresponding to a time period including the current time. The log information generation unit groups the collected pieces of information into a log information file (320), and saves it in a log information storage server (1000). A search unit can read saved log information from the log information file in accordance with a desired search condition. The system administrator or the like inspects the read log information, and if information may leak, investigates it.
    Type: Grant
    Filed: November 7, 2006
    Date of Patent: September 4, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventor: Tatsuro Uchida
  • Optical device and control method thereof
    Patent number: 8259209
    Abstract: Provided is an optical device having image capturing means that converts an optical image of an object to an electric signal, and an optical element arranged before the image capturing means. In the optical device, an insulation member is arranged at a position facing the optical element in a way to be movable in a substantially entire area of a light entering surface of the optical element, and an electric control unit is provided for at least electrostatically charging or neutralizing the insulation member.
    Type: Grant
    Filed: March 11, 2010
    Date of Patent: September 4, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventor: Goro Noto
  • Image processing apparatus and method thereof
    Patent number: 8259188
    Abstract: Upon applying a demosaicing process to a photographic image, a display image is generated from the photographic image to which the demosaicing process is applied, and an instruction indicating a reference region on the display image, and an adjustment instruction of parameters for a development process are input. Then, an image region having a high correlation with the reference region is extracted as a similar region, and display images of the reference region and similar region are generated by applying the parameters for the development process to the photographic image before the demosaicing process, which corresponds to the reference region, and that before the demosaicing process, which corresponds to the similar region.
    Type: Grant
    Filed: July 8, 2009
    Date of Patent: September 4, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventor: Nobuhiko Tamura
  • Image forming apparatus, control method therefor, and program
    Patent number: 8259146
    Abstract: The image densities of images formed with a plurality of laser beams on the basis of image data are measured. The quantity of each of the plurality of laser beams is adjusted in accordance with the measurement result.
    Type: Grant
    Filed: January 12, 2009
    Date of Patent: September 4, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hitoshi Fukamachi, Yoshihito Machida, Hideki Kubo, Atsushi Ushiroda
  • Display apparatus and adjustment mechanism
    Patent number: 8259447
    Abstract: The present invention provides a display apparatus including a display panel, and a plurality of adjustment mechanisms respectively arranged for a plurality of areas on a rear surface of the display panel and configured to adjust a temperature of the display panel for each of the areas, each of the plurality of adjustment mechanisms including a heat radiating unit mounted on a rear surface of the display panel and configured to form a gas flow passage on the rear surface of the display panel, and a changing unit configured to change a flow rate of a gas flowing into the gas flow passage in accordance with a temperature of an area on the rear surface of the display panel which corresponds to the heat radiating unit.
    Type: Grant
    Filed: April 8, 2010
    Date of Patent: September 4, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventor: Nobuyoshi Shimizu
  • Video signal processing apparatus and method thereof
    Patent number: 8259229
    Abstract: A motion amount at a pixel position to be interpolated of a field of interest is calculated. A difference coefficient between frames is calculated based on video signals of two fields which are adjacent to the field of interest and are separated by one frame. A motion intensity between fields is calculated based on video signals of the field of interest and a field after the field of interest. The motion amount is corrected using a predetermined function. The corrected motion amount is corrected again based on the difference coefficient and motion intensity.
    Type: Grant
    Filed: September 29, 2009
    Date of Patent: September 4, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventor: Hironori Aokage
  • Image pickup apparatus having focus control using phase difference detection
    Patent number: 8259215
    Abstract: The image pickup apparatus includes an image pickup element including image pickup pixels and focus detection pixels, and first and second focus information calculating parts respectively calculating first focus information based on outputs from the focus detection pixels and second focus information based on an output from a light-receiving element which is provided separately from the image pickup element. The focus information indicates a focus state of an image pickup optical system. The apparatus further includes a correction value calculating part calculating a correction value based on the first focus information and the second focus information, and a controlling part performing focus control of the image pickup optical system based on the second focus information corrected using the correction value.
    Type: Grant
    Filed: October 28, 2009
    Date of Patent: September 4, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventor: Atsushi Sugawara
  • Image pickup apparatus and auto-focus detection method
    Patent number: 8259214
    Abstract: An image pickup apparatus capable of focusing on an object with stability based on a recognized object area. A video camera includes an image pickup device for picking up an image formed by an image-pickup optical system including a focus lens, a face detection processing circuit for detecting, based on a video signal output from the image pickup device, an object area on an imaging screen and the likelihood of an object being present in the object area, and a computer for controlling a focus adjustment based on the object area when determining that the likelihood detected by the face detection processing circuit satisfies a predetermined condition, which is varied according to an imaging state.
    Type: Grant
    Filed: June 18, 2009
    Date of Patent: September 4, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventor: Kazunori Ishii
  • Image processing apparatus, method of controlling the same, computer program, and storage medium
    Patent number: 8259093
    Abstract: One frame period of image data is divided into a plurality of subframes and driven. A first subframe included in one frame and a second subframe following the first subframe are output at opposite polarities. The image data is output while switching a phase mode between a first mode of driving the first subframe at positive polarity and the second subframe at negative polarity and a second mode of driving the first subframe at negative polarity and the second subframe at positive polarity.
    Type: Grant
    Filed: July 16, 2009
    Date of Patent: September 4, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventor: Yukihiko Sakashita
  • Image capturing apparatus, method of controlling same and program therefor
    Patent number: 8253837
    Abstract: An image capturing apparatus for capturing the image of a subject includes: a lock/unlock unit adapted to lock and unlock operation of the image capturing apparatus; a registration unit adapted to register a main item and a sub-item that have been selected by a user, wherein the main item is a main setting item among operation items of the image capturing apparatus and the sub-item is a setting item in a layer lower than that of the main item; and a control unit adapted to limit operation solely to a release operation of the image capturing apparatus and to the main item and sub-item, which have been registered by the registration unit, in a case where operation of the image capturing apparatus has been locked by the lock/unlock unit.
    Type: Grant
    Filed: February 19, 2008
    Date of Patent: August 28, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventor: Satoshi Ono
  • Image sharing system, image managing server, and control method and program thereof
    Patent number: 8253806
    Abstract: An image processing apparatus determines categories for classifying image data based on shooting information of the image data, generates an update information file for each category, and uploads the update information file along with the image data to an image managing server. A client terminal registers, in advance, the address of a desired update information file, and periodically checks the update information file in the image managing server. If the update information file indicates that new image data has been added to the image managing server, the image data is downloaded in accordance with the file path described in the update information file.
    Type: Grant
    Filed: December 12, 2008
    Date of Patent: August 28, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventors: Takuma Mikawa, Yoko Uchida
  • Information processing apparatus and method
    Patent number: 8253807
    Abstract: An information processing apparatus includes a first obtaining unit, a second obtaining unit and a display control unit. The first obtaining unit obtains, from an electronic device connected to the information processing apparatus, image data stored in a memory medium connected to the electronic device. The second obtaining unit obtains in advance reduced image data corresponding to the image data before obtainment of the image data by the first obtaining unit. The display control unit updates reduced image data displayed on a display unit, obtained by the second obtaining unit, in accordance with a display condition designated by a user. When the display condition is changed while the first obtaining unit is executing obtainment of image data, the first obtaining unit changes an obtainment order of image data based on the changed display condition.
    Type: Grant
    Filed: January 8, 2009
    Date of Patent: August 28, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventor: Koji Hatanaka
  • Setting parameters in a communication device for network connection
    Patent number: 8249504
    Abstract: In a communication control method for wireless communication between a first communication device and a second communication device through a wireless communication unit, identification information is notified from the second communication device to the first communication device by using a communication unit other than the wireless communication unit. Wireless communication between the first and second communication devices is performed by the wireless communication unit using the first communication parameter shared in advance, and authentication processing based on identification information is performed. When authentication is acquired by this authentication processing, the second communication parameter to be set with respect to a wireless communication unit is shared by the first and second communication devices through the above wireless communication.
    Type: Grant
    Filed: November 16, 2005
    Date of Patent: August 21, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventor: Kenichi Fujii
  • X-ray image processing apparatus, X-ray image processing method, program, and storage medium for calculating a noise amount
    Patent number: 8249325
    Abstract: An X-ray image processing apparatus includes a calculating unit adapted to calculate the noise amount of a sensor on the basis of a difference value of a plurality of dark images acquired at different timings by the sensor when no X-rays are irradiated, a changing unit adapted to change a predetermined parameter for processing an X-ray image acquired by the sensor when X-rays are irradiated, in order to prevent the noise amount from being superposed on the X-ray image, and an image processing unit adapted to perform image processing on the X-ray image on the basis of the changed parameter.
    Type: Grant
    Filed: February 6, 2009
    Date of Patent: August 21, 2012
    Assignee: Canon Kabushiki Kaisha
    Inventor: Hiroyuki Omi