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Yoichi Hirota patents

Recent patents with Yoichi Hirota listed as an inventor - additional entries may be under other spellings.


Yoichi Hirota - Related organizations: Sony Corporation patents

Image signal processing apparatus, image signal processing method and program

02/09/17 - 20170039687 - Provided is an image signal processing apparatus including multiple color support distortion correcting units receiving a color signal of a correction target image, performing image distortion correction of a color based on a lens distortion characteristic and generating a correction image supporting the color. Each of the multiple color support
Inventors: Yoichi Hirota

Posture measuring device and posture measuring method, image processing device and image processing method, display device and display method, computer program, and image display system

10/06/16 - 20160291688 - An image display system 100 includes an attachment position error measuring function which measures deviation between reference axes of a head action tracking device 200 (x, y, z) and reference axes of the user (xw, yw, zw), i.e., an attachment position error of the head act ion tracking device 200,
Inventors: Yoichi Hirota, Naomasa Takahashi, Tetsuya Hayashi

Image processing device, image processing method, computer program, and image display system

09/01/16 - 20160252955 - At a drawing device 300, posture angle data to be received at a certain time after a time series of posture angle data that have already been received are predicted, and rendering processing is performed on an image based on the predicted posture angle data. A prediction algorithm for the
Inventors: Yuki Yamamoto, Kenta Kawamoto, Yoichi Hirota

Image display device, image processing device, and image processing method

06/23/16 - 20160180498 - An image display device includes an image input unit which inputs an image; a display unit which displays the image; and an image conversion unit which converts an input image so that a display image on the display unit is viewed as an image which is displayed in a predetermined
Inventors: Naoki Kobayashi, Yohsuke Kaji, Naomasa Takahashi, Yoichi Hirota

Projection type image display device, image processing device and image processing method, and computer program

11/26/15 - 20150341607 - Provided is a projection-type image display device including: a projection unit including a light source configured to emit light having intensity corresponding to a pixel value of an input image and a deflection unit configured to deflect emitted light from the light source using a mirror to perform scanning on
Inventors: Naoki Kobayashi, Naomasa Takahashi, Yoichi Hirota, Yohsuke Kaji, Noriyuki Yamashita, Masatoshi Nishino

Image processing device and image processing method, display device and display method, computer program, and image display system

06/25/15 - 20150177829 - An image processing device includes an orientation information acquisition unit which acquires orientation information of a head portion of a user that observes a display image of a display device; an angle of view switching unit which switches an angle of view of the display image; a rendering process unit
Inventors: Mariko Sakuta, Yoichi Hirota

Head-mounted display and display control method

09/18/14 - 20140266989 - Provided is a head mounted display including a displaying unit to display an image, an image signal processing unit to process an image signal, a display control unit to perform an image quality adjustment of the image signal processed by the image signal processing unit, and to control a display
Inventors: Naomasa Takahashi, Yoichi Hirota, Yohsuke Kaji, Masaomi Nabeta, Hiroaki Itou

Head mount display and display control method

07/17/14 - 20140198193 - To appropriately prevent a burn-in phenomenon when a still image such as an OSD screen is displayed on a display panel. When a menu screen is displayed on a video screen in a superimposed manner, a menu phrase in at least one of a left-eye video and a right-eye video
Inventors: Masaaki Yamamoto, Masaomi Nabeta, Naomasa Takahashi, Yohsuke Kaji, Yoichi Hirota

Display device and display control method

07/17/14 - 20140198192 - To appropriately prevent the occurrence of a burn-in phenomenon during a display of a video in which an OSD screen is superimposed on a video screen. By appropriately moving the position for displaying an OSD screen when the OSD screen is displayed on a video screen in a superimposed manner,
Inventors: Masaaki Yamamoto, Masaomi Nabeta, Naomasa Takahashi, Yohsuke Kaji, Yoichi Hirota

Projection-type image display device, image projection method, and computer program

06/26/14 - 20140176730 - There is provided a projection-type image display device including a projection section configured to project an image onto a projection body, a camera section, provided at a position different to an irradiation position of the projection section, configured to image the image projected onto the projection body, a correction amount
Inventors: Yohsuke Kaji, Yoichi Hirota, Naomasa Takahashi, Noriyuki Yamashita, Masaya Igarashi

Image signal processing apparatus, image signal processing method and program

01/09/14 - 20140009368 - Provided is an image signal processing apparatus including multiple color support distortion correcting units receiving a color signal of a correction target image, performing image distortion correction of a color based on a lens distortion characteristic and generating a correction image supporting the color. Each of the multiple color support
Inventors: Yoichi Hirota

Signal processing apparatus, signal processing method, and program

03/01/12 - 20120050618 - There is a signal processing apparatus, including a gamma correction circuit that performs gamma correction on an input luminance signal and generates an output luminance signal, an output-to-input ratio calculation circuit that calculates a ratio of the output luminance signal to the input luminance signal as an output-to-input ratio of
Inventors: Kiyoshi Ikeda, Toshimichi Hamada, Yoichi Hirota

Signal processing device, signal processing method, and program

07/28/11 - 20110181705 - A signal processing device configured to produce a first output video signal and a second output video signal as video signals for right and left eyes in a stereoscopic video, the first and second output video signals each having a predetermined number of output gradation steps, from a first input
Inventors: Yoichi Hirota

Signal processing device, reproducing device, signal processing method and program

02/10/11 - 20110033171 - There is provided a signal processing device which includes a change position detection unit that detects stepwise change positions of an n-bit quantized signal generated from an input signal; a density detection unit that calculates a value indicating a degree of density of the stepwise change positions detected by the
Inventors: Yoichi Hirota

Image recording device, image recording method and program

01/27/11 - 20110019931 - There is provided an image recording device, including: a highly-gradating unit for highly-gradating an input image having a first gradation depth, thereby generating a high gradation image having a second gradation depth higher than the first gradation depth; an image quantizing unit for quantizing the high gradation image generated by
Inventors: Toshimichi Hamada, Masashi Ota, Kiyoshi Ikeda, Hiromasa Naganuma, Yoichi Hirota

Image processing apparatus, image processing method, and communication system

05/06/10 - 20100110301 - An information processing apparatus includes: a processing system performing processing on an original image; and a gradation conversion section having a gradation conversion function of receiving image data from the processing system, converting a number of bits of the image data, and expressing pseudo grayscales before the gradation conversion in
Inventors: Masashi Ota, Toshimichi Hamada, Kiyoshi Ikeda, Hiromasa Naganuma, Yoichi Hirota, Naomasa Takahashi

Image processing apparatus, image processing method, and computer program

04/29/10 - 20100104211 - An image processing apparatus includes: ΔΣ modulation means for applying ΔΣ modulation to an image; analog conversion means for converting a signal of the image, whose gradation is converted by the ΔΣ modulation means, into an analog signal; digital output means for outputting a digital signal of the image after
Inventors: Yoichi Hirota, Kiyoshi Ikeda, Masashi Ota, Toshimichi Hamada, Hiromasa Naganuma, Makoto Tsukamoto

Information processing apparatus and method, computer program, and information processing system

04/01/10 - 20100079674 - An information processing apparatus includes: video-signal transmitting and receiving means for transmitting/receiving a video signal to/from one or more external apparatuses; image-quality-improvement processing means for applying image quality improvement processing based on an image quality improvement processing function of the information processing apparatus to the video signal; holding means for
Inventors: Chikara Mizuno, Jun Takeshita, Hiroaki Itou, Yoichi Hirota, Hidetoshi Yamaguchi

Image processing apparatus, image processing method, and program

04/01/10 - 20100079483 - An image processing apparatus prevents the inappropriate application of error diffusion and adaptively applies palette conversion functions according to the properties of the source. A processing subsystem performs various processing with respect to an original video source. A palette converter converts the palette bit depth, having modifiable palette conversion functions
Inventors: Hiromasa Naganuma, Masashi Ota, Toshimichi Hamada, Kiyoshi Ikeda, Yoichi Hirota, Naomasa Takahashi


### Yoichi Hirota patent invention listings

The bibliographic references displayed about Yoichi Hirota's patents are for a recent sample of Yoichi Hirota's publicly published patent applications. The inventor/author may have additional bibliographic citations listed at the USPTO.gov. FreshPatents.com is not associated or affiliated in any way with the author/inventor or the United States Patent/Trademark Office but is providing this non-comprehensive sample listing for educational and research purposes using public bibliographic data published and disseminated from the United States Patent/Trademark Office public datafeed. This information is also available for free on the USPTO.gov website. If Yoichi Hirota filed recent patent applications under another name, spelling or location then those applications could be listed on an alternate page. If no bibliographic references are listed here, it is possible there are no recent filings or there is a technical issue with the listing--in that case, we recommend doing a search on the USPTO.gov website.

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