Patents by Inventor Tomoo Mitsunaga

Tomoo Mitsunaga has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10015417
    Abstract: [Object] The present technique relates to an image pickup device, an image pickup method, and a program that enables pixels having 4 types of spectral sensitivities to be controlled while changing exposure times. [Solving Means] The present technique is applicable to an image pickup device including pixels having 4 types of spectral sensitivities, that include pixels having a panchromatic spectral sensitivity and are arranged on an image pickup surface, pixels that realize a first exposure and pixels that realize a second exposure different from the first exposure being arranged on the image pickup surface with respect to the 4 types of spectral sensitivities.
    Type: Grant
    Filed: July 11, 2014
    Date of Patent: July 3, 2018
    Assignee: Sony Corporation
    Inventors: Tomoo Mitsunaga, Shun Kaizu, Teppei Kurita, Toru Nishi
  • Publication number: 20180169524
    Abstract: [Object] To simplify a procedure of an action between users in a virtual space. [Solution] Provided is an information processing device including: a display control unit configured to display an image of a virtual space in which a first user acts; an action information generation unit configured to generate action information indicating an action from the first user to a second user in the virtual space; and a light modulation control unit configured to control modulation of light for displaying the image of the virtual space according to the action information.
    Type: Application
    Filed: August 6, 2015
    Publication date: June 21, 2018
    Inventors: Teppei KURITA, Tomoo MITSUNAGA, Kensei JO, Makoto SATO, Kentaro IDA, Tomoya NARITA
  • Publication number: 20180160060
    Abstract: [Object] The present technique relates to an image pickup device, an image pickup method, and a program that enables pixels having 4 types of spectral sensitivities to be controlled while changing exposure times. [Solving Means] The present technique is applicable to an image pickup device including pixels having 4 types of spectral sensitivities, that include pixels having a panchromatic spectral sensitivity and are arranged on an image pickup surface, pixels that realize a first exposure and pixels that realize a second exposure different from the first exposure being arranged on the image pickup surface with respect to the 4 types of spectral sensitivities.
    Type: Application
    Filed: January 31, 2018
    Publication date: June 7, 2018
    Applicant: Sony Corporation
    Inventors: Tomoo Mitsunaga, Shun Kaizu, Teppei Kurita, Toru Nishi
  • Patent number: 9979945
    Abstract: Systems, methods, and media for reconstructing a space-time volume from a coded image are provided. In accordance with some embodiments, systems for reconstructing a space-time volume from a coded image are provided, the systems comprising: an image sensor that outputs image data; and at least one processor that: causes a projection of the space-time volume to be captured in a single image of the image data in accordance with a coded shutter function; receives the image data; and performs a reconstruction process on the image data to provide a space-time volume corresponding to the image data.
    Type: Grant
    Filed: January 13, 2017
    Date of Patent: May 22, 2018
    Assignee: Sony Corporation
    Inventors: Yasunobu Hitomi, Jinwei Gu, Mohit Gupta, Tomoo Mitsunaga, Shree K. Nayar
  • Patent number: 9979951
    Abstract: An imaging apparatus includes: a first imaging device configured to perform photoelectric conversion on subject light input through a first filter to output a first image signal, the first filter preventing light in a predetermined wavelength band of wavelengths longer than that of visible light from being transmitted; a second imaging device arranged at a different position from the first imaging device and configured to perform photoelectric conversion on subject light containing a wavelength component of the light in the predetermined wavelength band to output a second image signal; a correlation detection unit configured to detect a correlation between the first and second image signals; a luminance signal generation unit configured to generate a luminance signal; a color signal generation unit configured to generate a color signal; and a three-dimensional image generation unit configured to generate a three-dimensional image by the correlation, the luminance signal, and the color signal.
    Type: Grant
    Filed: February 6, 2017
    Date of Patent: May 22, 2018
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Akihisa Yamazaki, Tomoo Mitsunaga, Shun Kaizu, Shin Yoshimura
  • Publication number: 20180006725
    Abstract: One information processing device may comprise circuitry configured to cause an image to be displayed on a display together with a superimposed light component having a characteristic that changes as a function of time and represents a code to be processed by a receiving terminal. Another information processing device may comprise circuitry configured to process image data from an image sensor, which image data represents an image generated on a display together with a superimposed light component having a characteristic that changes as a function of time, to identify a code represented by the superimposed light component.
    Type: Application
    Filed: January 12, 2016
    Publication date: January 4, 2018
    Applicant: Sony Corporation
    Inventors: Teppei Kurita, Kensei Jo, Tomoo Mitsunaga, Kei Nakagawa
  • Publication number: 20170352197
    Abstract: The present technology relates to an information processing device, an information processing method, a program, and an information processing system realizing smooth entrance with an electronic ticket. ID information used for determining admittance or non-admittance of entrance with an electronic ticket is extracted from a captured image of a superimposition image which contains a predetermined image and the ID information superimposed on the predetermined image to determine admittance or non-admittance of entrance with the electronic ticket on the basis of the electronic ticket and the ID information. For example, the present technology is applicable to an entrance gate system or others provided to check entrance into an event site or the like.
    Type: Application
    Filed: January 22, 2016
    Publication date: December 7, 2017
    Inventors: TOMOO MITSUNAGA, KENSEI JO, TAKAYUKI YOSHIGAHARA, MASAKI FUKUCHI
  • Publication number: 20170318249
    Abstract: [Object] To make it possible to improve reading efficiency of pixel signals in a signal processing device in which rows of pixels having different pixel arrays are arranged at intervals of one line. [Solution] Provided is a signal processing device, including: a pixel array unit configured to include first pixels, second pixels, third pixels, and fourth pixels which have different spectral sensitivity characteristics and are arranged in a matrix form; and a pixel signal reading unit configured to read pixel signals obtained from the plurality of pixels arranged in the pixel array unit.
    Type: Application
    Filed: August 7, 2015
    Publication date: November 2, 2017
    Inventors: TEPPEI KURITA, TOMOO MITSUNAGA, TORU NISHI, YASUSHI SAITO
  • Publication number: 20170318318
    Abstract: [Object] To improve convenience for providing a coupon with the use of a spatial or temporal modulation component added to light that can be captured while a service is being used. [Solution] Provided is a method for providing a coupon by using a terminal device and at least one server configured to provide a service to the terminal device, the method including: capturing light while the service is being used, transmitting key information based on a spatial or temporal modulation component of the light to the server, and receiving coupon information related to the service transmitted from the server by using the terminal device; and receiving the key information from the terminal device and issuing the coupon information in accordance with the key information by using the server.
    Type: Application
    Filed: September 18, 2015
    Publication date: November 2, 2017
    Inventors: TOMOO MITSUNAGA, KENSEI JO, HIROAKI TAKAHASHI, TAKEYUKI FUJII, JUNICHI KOSAKA
  • Patent number: 9800806
    Abstract: An image processing apparatus includes an intermediate image generating unit configured to input an image which has been shot with differing exposure times set by region, generates a plurality of exposure pattern images corresponding to differing exposure times based on the input image, and generates a plurality of timing images which are difference images of the plurality of exposure pattern images; and a distortion correction processing unit configured to generate a corrected image equivalent to an exposure processing image at a predetermined exposure time by synthesizing processing of the plurality of timing images.
    Type: Grant
    Filed: August 1, 2016
    Date of Patent: October 24, 2017
    Assignee: SONY CORPORATION
    Inventors: Shun Kaizu, Tomoo Mitsunaga
  • Publication number: 20170293746
    Abstract: [Object] To provide an information processing system with improvement of security properties.
    Type: Application
    Filed: August 7, 2015
    Publication date: October 12, 2017
    Inventors: TOMOO MITSUNAGA, KENSEI JO, TAKAYUKI YOSHIGAHARA, MASAKI FUKUCHI
  • Publication number: 20170251171
    Abstract: [Object] To provide an image processing device capable of outputting audio acquired as an audio data signal by capturing an arbitrary image. [Solution] Provided is an image processing device, including: a separation unit that separates a flicker pattern from an image obtained by capturing, at multiple exposure times, an image containing a scene that emits light on a basis of a flicker pattern converted from an audio signal; and a conversion unit that converts the separated flicker pattern to an original audio signal.
    Type: Application
    Filed: October 15, 2015
    Publication date: August 31, 2017
    Inventors: HIDESHI YAMADA, TOMOO MITSUNAGA, KENSEI JO, TOHRU KURATA
  • Publication number: 20170251162
    Abstract: [Object] To enable more advanced utilization of the captured image by utilizing the flicker component that is generated in the captured image. [Solution] There is provided an information processing apparatus including: an image acquisition unit that acquires a captured image; a key information acquisition unit that acquires key information for extracting a light temporal modulation component included in the captured image; and a modulation component extraction unit that extracts the modulation component from the captured image on the basis of the key information.
    Type: Application
    Filed: August 25, 2015
    Publication date: August 31, 2017
    Inventors: DAISUKE ISO, TOMOO MITSUNAGA, KENSEI JO, MAKOTO SATO, KENTARO IDA, TOMOYA NARITA
  • Patent number: 9736425
    Abstract: Methods and systems for coded rolling shutter are provided. In accordance with some embodiments, methods and system are provided that control the readout timing and exposure length for each row of a pixel array in an image sensor, thereby flexibly sampling the three-dimensional space-time value of a scene and capturing sub-images that effectively encode motion and dynamic range information within a single captured image.
    Type: Grant
    Filed: August 3, 2015
    Date of Patent: August 15, 2017
    Assignees: Sony Corporation, The Trustees of Columbia University in the City of New York
    Inventors: Jinwei Gu, Yasunobu Hitomi, Tomoo Mitsunaga, Shree K. Nayar
  • Publication number: 20170230562
    Abstract: Systems, methods, and media for high dynamic range imaging are provided, the systems comprising: an image sensor; and a hardware processor configured to: cause the image sensor to capture first image data having a first exposure time, second image data having a second exposure time, and third image data having a third exposure time that is substantially equal to the sum of the first exposure time and the second exposure time; generate combined image data using the first image data and the second image data.
    Type: Application
    Filed: March 7, 2017
    Publication date: August 10, 2017
    Applicant: Sony Corporation
    Inventors: Mohit Gupta, Tomoo Mitsunaga, Daisuke Iso, Shree K. Nayar
  • Publication number: 20170214864
    Abstract: An imaging device includes imaging elements 12 arranged in two-dimensional matrix in a first direction and a second direction, an analog-digital (AD) converter 13, and a pixel signal reading device 16. The pixel signal reading device 16 selects spatially at random the imaging element 12 that outputs a pixel signal to the AD converter 13, and randomly outputs the pixel signal of the imaging element 12 from the AD converter 13.
    Type: Application
    Filed: May 18, 2015
    Publication date: July 27, 2017
    Applicant: Sony Corporation
    Inventors: Kyoko Izuha, Kouichi Harada, Tomoo Mitsunaga, Hayato Wakabayashi, Koji Kadono
  • Publication number: 20170150125
    Abstract: An imaging apparatus includes: a first imaging device configured to perform photoelectric conversion on subject light input through a first filter to output a first image signal, the first filter preventing light in a predetermined wavelength band of wavelengths longer than that of visible light from being transmitted; a second imaging device arranged at a different position from the first imaging device and configured to perform photoelectric conversion on subject light containing a wavelength component of the light in the predetermined wavelength band to output a second image signal; a correlation detection unit configured to detect a correlation between the first and second image signals; a luminance signal generation unit configured to generate a luminance signal; a color signal generation unit configured to generate a color signal; and a three-dimensional image generation unit configured to generate a three-dimensional image by the correlation, the luminance signal, and the color signal.
    Type: Application
    Filed: February 6, 2017
    Publication date: May 25, 2017
    Inventors: Akihisa YAMAZAKI, Tomoo MITSUNAGA, Shun KAIZU, Shin YOSHIMURA
  • Patent number: 9659346
    Abstract: An image processing apparatus includes: a target position selecting unit to select a pixel position on an input image, as a target position; a candidate line setting unit to set two or more sets of candidate lines including a pixel with a value, in the vicinity of the target position; a weighted-value calculating unit to calculate a weighted value that corresponds to a degree of expectation that the target position and the pixel position on the candidate line are on the same pattern; a direction classifying unit to selectively determine a set of candidate lines that are close to a direction of a pattern of the target position in accordance with the weighted value of each pixel on the candidate lines; and a first interpolated-value calculating unit to calculate a pixel value of the target position in accordance with the weighted value of each pixel on the candidate lines.
    Type: Grant
    Filed: November 20, 2014
    Date of Patent: May 23, 2017
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Shigeki Nakamura, Yasunobu Hitomi, Tomoo Mitsunaga
  • Publication number: 20170142354
    Abstract: The present disclosure relates to an image processing apparatus and an image processing method which enable sufficient increase in an SNR of a dark place in a moving image. An image sensor has a plurality of pixels whose image pickup signal has a read interval as a first multiple of a vertical synchronization period or as a second multiple larger than the first multiple of the vertical synchronization period. A frame memory holds an image pickup signal of a long-time accumulated pixel as the pixel having a read interval as the second multiple of the vertical synchronization period. The present disclosure can be applied to an image processing apparatus which includes an image sensor and a frame memory and generates a moving image, and the like.
    Type: Application
    Filed: July 1, 2015
    Publication date: May 18, 2017
    Applicant: Sony Corporation
    Inventors: Yasunobu Hitomi, Tomoo Mitsunaga
  • Patent number: RE46557
    Abstract: The present invention relates to an An image processing apparatus which can restore, from a color and sensitivity mosaic image acquired using a CCD image sensor of the single plate type or the like, a color image signal of a wide dynamic range wherein the sensitivity characteristics of pixels are uniformized and each of the pixels has all of a plurality of color components is provided. A sensitivity uniformization section uniformizes the sensitivities of pixels of a color and sensitivity mosaic image to produce a color mosaic image, and a color interpolation section interpolates color components of the pixels of the color mosaic image M to produce output images R, G and B. The present invention image processing apparatus can be applied to a digital camera which converts a picked up optical image into a color image signal of a wide dynamic range.
    Type: Grant
    Filed: July 25, 2013
    Date of Patent: September 19, 2017
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Tomoo Mitsunaga, Seiji Kobayashi, Hiroaki Ono