Patents by Inventor Ryosuke Miyamoto
Ryosuke Miyamoto 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).
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Patent number: 6094510Abstract: An image processing apparatus includes a processing unit for processing an image signal into which an original document, after being exposed to light, is photoelectrically converted, a compression module for compressing image information processed through the processing unit, a memory for storing image data compressed by the compression module, a control unit for setting a diversity of image processing modes, and a predicting module for predicting an image compression rate used by the compression module. The predicting module predicts the image compression rate of an image after being processed according to the image processing mode set by the control unit.Type: GrantFiled: April 14, 1997Date of Patent: July 25, 2000Assignee: Canon Kabushiki KaishaInventors: Hiroyuki Yaguchi, Ryosuke Miyamoto, Hideaki Shimizu, Hiroyoshi Yoshida, Masao Watanabe, Masatoshi Yaginuma, Kiyoshi Okamoto, Yasuhiro Takiyama, Katsunari Suzuki, Daisuke Ishizuka, Tadashi Takahashi, Tsuyoshi Moriyama
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Patent number: 5936223Abstract: An original document reading apparatus includes a first control portion for performing a first control wherein documents are transported at a first document interval in the event that a detected occupying capacity is less than a detected unused capacity. The first control portion also performs a second control wherein documents are transported at a second document interval which is greater than the first document interval in the event that the detected occupying capacity exceeds the detected unused capacity. A second control portion continuously activates an exposure portion under the first control, and intermittently activates the exposure portion under the second control.Type: GrantFiled: April 10, 1997Date of Patent: August 10, 1999Assignee: Canon Kabushiki KaishaInventors: Katsunari Suzuki, Ryosuke Miyamoto, Hideaki Shimizu, Hiroyoshi Yoshida, Masao Watanabe, Hiroyuki Yaguchi, Yasuhiro Takiyama, Tadashi Takahashi
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Patent number: 5903363Abstract: An image reading apparatus for scanning an original in different directions is constructed by a light receiving unit to receive a reflection light from the original a transfer unit to transfer charges of the light received by the light receiving unit by using a transfer unit in accordance with the scanning direction a correction unit to correct an image signal outputted from the transfer unit and a control unit to control the correction in the correction unit in accordance with the scanning direction.Type: GrantFiled: August 2, 1995Date of Patent: May 11, 1999Assignee: Canon Kabushiki KaishaInventors: Hiroyuki Yaguchi, Ryosuke Miyamoto, Hideaki Shimizu, Yasuhiro Takiyama, Tadashi Takahashi
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Patent number: 5889596Abstract: An image processing apparatus includes a read unit for reading a document sheet to generate image data, a data compression unit for compressing the image data generated by the read unit, a prediction unit for predicting data amount after the compression for the image data to be compressed by the data compression unit and a control unit for controlling the reading of the document sheet by the read means in accordance with the prediction result by the prediction means.Type: GrantFiled: July 16, 1996Date of Patent: March 30, 1999Assignee: Canon Kabushiki KaishaInventors: Hiroyuki Yaguchi, Ryosuke Miyamoto, Hideto Kohtani, Hideaki Shimizu, Hiroyoshi Yoshida, Masao Watanabe, Akihito Mori, Yasuhiro Takiyama, Katsunari Suzuki, Tadashi Takahashi, Tsuyoshi Moriyama
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Patent number: 5845011Abstract: An image processing apparatus comprising a compressing section to compress image data, an enlarging section to electrically enlarge the image data, and a control section to control the compressing section in accordance with a magnification of the enlarging section is provided.Type: GrantFiled: August 30, 1995Date of Patent: December 1, 1998Assignee: Canon Kabushiki KaishaInventors: Ryosuke Miyamoto, Nobuyuki Suzuki
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Patent number: 5777750Abstract: Image data is separated into two colors to obtain two-color image data to form a two-color image. The two-color image data is reversed to obtain reversed two-color image data, which is output to an image forming device which forms an image of two colors.Type: GrantFiled: June 21, 1996Date of Patent: July 7, 1998Assignee: Canon Kabushiki KaishaInventors: Yasuhiro Takiyama, Ryosuke Miyamoto, Hideaki Shimizu, Hiroyuki Yaguchi, Tadashi Takahashi
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Patent number: 5774234Abstract: An image processing apparatus having parallel line conversion circuits for inputting, in parallel, image data for plural lines, line selection circuits for selecting plural sets of image data consisting of image data for at least one line from supplied image data for the plural lines, and sub-scanning interpolation circuits for interpolating each of the selected plural sets of image data.Type: GrantFiled: May 29, 1996Date of Patent: June 30, 1998Assignee: Canon Kabushiki KaishaInventors: Ryosuke Miyamoto, Hiroyuki Ichikawa, Hideaki Shimizu
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Patent number: 5734482Abstract: An image processing apparatus for outputting image data in accordance with a designated output mode is constructed by an input unit to input the image data; a memory to store the image data inputted by the input unit; an output unit capable of outputting the image data stored in the memory in accordance with the output mode; a discrimination unit to discriminate a remaining capacity of the memory; and a change unit to change the output mode in the case where it is discriminated by the discrimination unit that the remaining capacity of the memory lacks. In the case where the designated output mode is a mode for discontinuously outputting the image data inputted continuously by the input unit by the output unit, the change unit changes the mode to continuously output the image data.Type: GrantFiled: July 6, 1995Date of Patent: March 31, 1998Assignee: Canon Kabushiki KaishaInventors: Ryosuke Miyamoto, Hideto Kohtani, Akihito Mori
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Patent number: 5650862Abstract: An image signal processing apparatus includes an input unit for inputting an image signal for each of at least one input line, and a conversion unit for converting the input image signal for each input line into parallel converted image signals for a plurality of output lines and for outputting the converted image signals. A processing unit is then provided for performing image processing for each of the converted image signals for the plurality of output lines.Type: GrantFiled: July 14, 1995Date of Patent: July 22, 1997Assignee: Canon Kabushiki KaishaInventors: Hideaki Shimizu, Masahiro Funada, Ryosuke Miyamoto, Hiroyuki Ichikawa, Masanori Sakai, Hiroyuki Yaguchi, Yasuhiro Takiyama, Tadashi Takahashi
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Patent number: 5486861Abstract: An electronic camera having an image sensor responsive to a preliminary exposure for producing an output signal, a computing circuit for computing a proper exposure condition on the basis of the signal, and a compensating circuit for compensating the exposure value in accordance with the proper exposure condition is provided with a compensation prohibiting circuit for prohibiting the exposure compensation by the preliminary exposure by taking into account the object condition and the exposure mode.Type: GrantFiled: October 20, 1994Date of Patent: January 23, 1996Assignee: Canon Kabushiki KaishaInventors: Ryosuke Miyamoto, Makoto Sekita, Shohei Takeda
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Patent number: 5381178Abstract: A recording apparatus is disclosed which comprises a recording head accessible to a variable recording position on a recording medium; a 7-segment display device to display the variable recording position accessed by the recording head; a detecting member for detecting operating conditions of the recording medium, for example, the presence of the recording medium and the inhibition from recording of the recording medium; and a control circuit for causing the display device to display information on a predetermined operating condition of the recording medium in lieu of the recording position accessed by the recording head when the predetermined operating condition is detected by the detecting means.Type: GrantFiled: April 12, 1994Date of Patent: January 10, 1995Assignee: Canon Kabushiki KaishaInventors: Ryosuke Miyamoto, Shinji Sakai
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Patent number: 5189519Abstract: An electronic camera having an image sensor responsive to a preliminary exposure for producing an output signal, a computing circuit for computing a proper exposure condition on the basis of the signal, and a compensating circuit for compensating the exposure value in accordance with the proper exposure condition is provided with a compensation prohibiting circuit for prohibiting the exposure compensation by the preliminary exposure by taking into account the object condition and the exposure mode.Type: GrantFiled: March 20, 1989Date of Patent: February 23, 1993Assignee: Canon Kabushiki KaishaInventors: Ryosuke Miyamoto, Makoto Sekita, Shohei Takeda
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Patent number: 5157599Abstract: A communication system for transmitting and receiving data serially, in which informations representing the operative positions of transmitters and receivers in two stations are passed through a single communication line, thus realizing a half-duplex communication.Type: GrantFiled: April 18, 1990Date of Patent: October 20, 1992Assignee: Canon Kabushiki KaishaInventor: Ryosuke Miyamoto
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Patent number: 5130742Abstract: A camera for making an exposure based on a preset value of shutter time with common display elements for selectively presenting displays of a clock and the value of shutter time, in which the display elements normally display the clock, and, when presentation of the preset value of shutter time is indicated by an indicating member for indicating a release operation, the shutter time is displayed in the display elements.Type: GrantFiled: July 11, 1991Date of Patent: July 14, 1992Assignee: Canon Kabushiki KaishaInventors: Ryosuke Miyamoto, Shinji Sakai
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Patent number: 5012271Abstract: An exposure control device having exposure control means arranged to vary a charging method thereof according to the selection of a continuous shooting mode or a non-continuous shooting mode. With the exposure control means including at least a shutter, the shutter is arranged to be moved to a less degree in the continuous shooting mode than in the non-continuous shooting mode. After completion of continuous shooting, the shutter moving degree is changed to a degree to which the shutter is to be moved in the non-continuous shooting mode.Type: GrantFiled: May 14, 1990Date of Patent: April 30, 1991Assignee: Canon Kabushiki KaishaInventors: Akimasa Nishimura, Shigeo Ogura, Ryosuke Miyamoto, Nobuo Tezuka, Nobuo Fukushima
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Patent number: 4972269Abstract: An electronic imaging apparatus in which an exposure is controlled by using that output of an image pickup element which is obtained with exposure adjusting means in a corresponding position to the output of a photosensitive element solely used for light measurement, being characterized by including a control circuit for changing the reading-out speed over between a prescribed portion of the image sensing area to be used for the exposure control and the other portion than that prescribed portion, wherein the size and location of the aforesaid prescribed portion is made changeable by an adjusting member accessible from the outside of the apparatus.Type: GrantFiled: July 6, 1989Date of Patent: November 20, 1990Assignee: Canon Kabushiki KaishaInventors: Nobuo Fukushima, Shigeo Ogura, Nobuo Tezuka, Ryosuke Miyamoto, Shinji Sakai
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Patent number: 4965449Abstract: In a colorimetric sensor having a plurality of color sensors each of which is composed of a photo-electric conversion element for converting light into an electrical signal and a color filter added to the photo-electric conversion element for transmitting light of a specific wave length region, each of the color sensors is composed of a plurality of polygonally split pieces radially extending and spreading from a central part of the colorimetric sensor. A color sensor of a relatively low sensitivity has a greater number of split pieces than others. Among these color sensors, a color sensor having the lowest sensitivity has its split pieces either partially or totally disposed in a position covering two sides of an angular corner part of the colorimetric sensor.Type: GrantFiled: March 20, 1989Date of Patent: October 23, 1990Assignee: Canon Kabushiki KaishaInventors: Masao Suzuki, Ryosuke Miyamoto, Nobuo Fukushima, Takeshi Ogawa
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Patent number: 4951276Abstract: A recording apparatus capable of exchanging the recording medium includes a switch arranged to operate when the recording medium is exchanged, an electronic memory for storing the output of the switch in the electrical form, and a backup battery for supplying electrical power to the memory. Despite that the main electrical power source is cut off, the memory retains the storage of the fact of whether or not an event of exchanging the recording medium has ever occurred. After the position of the recording head has been re-adjusted, the memory is erased easily and quickly.Type: GrantFiled: December 2, 1987Date of Patent: August 21, 1990Assignee: Canon Kabushiki KaishaInventors: Yuji Sakaegi, Nobuo Fukushima, Ryosuke Miyamoto
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Patent number: 4939533Abstract: An auto-focusing device having a photosensor unit for receiving luminous flux from an object. Lens drive data is predetermined and stored in a storage circuit. The stored lens drive data is selected in accordance with an output from said photosensor unit, and the lens is driven according to the selected data. Each lens drive data stored in the storage circuit is associated with a respective one of a plurality of outputs from the photosensor unit at a time when an object is disposed at a predetermined distance and when luminous flux from the object is actually received by the photosensor unit.Type: GrantFiled: October 7, 1988Date of Patent: July 3, 1990Assignee: Canon Kabushiki KaishaInventors: Masaki Okada, Ryosuke Miyamoto
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Patent number: 4860113Abstract: A camera of the type having a camera body and a lens unit for detachable joinder therewith has data storage devices and processors in both the camera body and the lens unit, the processors being mutually compatibly programmed to enhance data communication between the camera body and the lens unit. The camera body processor is adapted to transmit commands to the lens unit processor and the latter is adapted to both confirm receipt of such commands and to provide indication of modifications of such commands based on lens unit capabilities. The camera body processor has companion capabilities for effecting photo-taking operations therein in respective diverse manners based on the nature of the lens unit output thereto in response to such commands.Type: GrantFiled: September 7, 1988Date of Patent: August 22, 1989Assignee: Canon Kabushiki KaishaInventors: Ryosuke Miyamoto, Shinji Sakai