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Wataru Ito, Hirotada Ueda, Hiromasa Yamada: Method of distinguishing a moving object and apparatus of tracking and monitoring a moving object. Hitachi Denshi Kabushiki Kaisha, Antonelli Terry Stout & Kraus, September 3, 2002: US06445409 (74 worldwide citation)

A moving object recognition method for recognizing a specified moving object in an input image signal in distinction from other objects, and a moving object tracking and monitoring apparatus using the method. One or more moving objects in the input image signal are sequentially detected by the subtr ...


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Yoshinori Usami, Wataru Ito, Akira Yoda: Information embedding method and apparatus. Fuji Photo Film, Birch Stewart Kolasch & Birch, August 31, 2004: US06785814 (64 worldwide citation)

Supplementary information related to original data is embedded in the original data without being lost or altered and without degrading the quality of the original data. A photographing condition or the like regarding photographing of the original image data is generated as the supplementary informa ...


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Wataru Ito, Hirotada Ueda, Toshimichi Okada, Miyuki Endo: Method for tracking entering object and apparatus for tracking and monitoring entering object. Hitachi Denshi Kabushiki Kaisha, Antonelli Terry Stout & Kraus, June 11, 2002: US06404455 (61 worldwide citation)

A system for processing a tracking picture of an intruding object includes a first TV camera for outputting a video signal used for detecting the intruding object, a second TV camera for outputting a video signal used for monitoring a magnified tracking picture of the intruding object, and a picture ...


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Wataru Ito, Hirotada Ueda: Object tracking method and object tracking apparatus. Hitachi Denshi Kabushiki Kaisha, Antonelli Terry Stout & Kraus, February 3, 2004: US06687386 (58 worldwide citation)

A method and an apparatus for detecting an object in the image pickup field by template matching and tracking the detected object. An intruding object is detected from an image acquired by an image pickup device which takes the image of an image pickup field. A template image is formed from the dete ...


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Wataru Ito, Nobuyoshi Nakajima, Kazuo Shimura: Method and apparatus for quantitatively analyzing bone calcium. Fuji Photo Film, Sughrue Mion Zinn Macpeak & Seas, June 16, 1992: US05122664 (51 worldwide citation)

At least two stimulable phosphor sheets are exposed to at least two kinds of radiation, which have different energy distributions, without an object intervening between the stimulable phosphor sheets and a source of the radiation. The stimulable phosphor sheets are then exposed to stimulating rays, ...


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Wataru Ito, Hirotada Ueda: Method and apparatus for automatically detecting intrusion object into view of image pickup device. Hitachi Denshi Kabushiki Kaisha, Antonelli Terry Stout & Kraus, June 22, 2004: US06754367 (48 worldwide citation)

An intruding object detecting method and an intruding object detecting apparatus for judging whether an detected object is an intruding object or not even in the condition that there are shadows of moving objects other than target objects to be detected, such as shaking trees, leaves thereof, etc. A ...


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Wataru Ito: Method of and apparatus for filtering image. Fuji Photo Film, Sughrue Mion Zinn Macpeak & Seas PLLC, October 19, 1999: US05970179 (36 worldwide citation)

In a method of image filtering for carrying out picture element interpolation on a digital image signal obtained by sampling at a predetermined density an image signal representing an original image, the number of image signal components of the digital image signal is increased by interpolating, int ...


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Yoshiro Kitamura, Wataru Ito: Denoising method, apparatus, and program. Fujifilm Corporation, Birch Stewart Kolasch & Birch, May 5, 2009: US07529425 (32 worldwide citation)

A blurred image generating section generates a plurality of blurred images Sm (where m=1 to n and n≧2) different in frequency response characteristic from one another, based on an original image S0. A band-limited image generating section generates a plurality of band-limited images Tm by performing ...


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Wataru Ito, Hirotada Ueda: Method and apparatus for sensing object located within visual field of imaging device. Hitachi Denshi Kabushiki Kaisha, Antonelli Terry Stout & Kraus, July 11, 2000: US06088468 (32 worldwide citation)

An apparatus for sensing an object within an imaging field of an image pickup device includes a memory for storing data of a reference background picture of the imaging field, a device for inputting picture data from the image pickup device, a device for comparing the inputted picture data with the ...