Patents by Inventor Taichiro Shiodera
Taichiro Shiodera 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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Publication number: 20210218986Abstract: According to one embodiment, an image encoding method includes selecting a motion reference block from an already-encoded pixel block. The method includes selecting an available block including different motion information from the motion reference block, and selecting a selection block from the available block. The method includes generating a predicted image of the encoding target block using motion information of the selection block. The method includes encoding a prediction error between the predicted image and an original image. The method includes encoding selection information identifying the selection block by referring to a code table decided according to a number of the available block.Type: ApplicationFiled: March 31, 2021Publication date: July 15, 2021Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Taichiro SHIODERA, Saori ASAKA, Akiyuki TANIZAWA, Takeshi CHUJOH
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Patent number: 11029380Abstract: A magnetic resonance imaging apparatus according to an embodiment includes a processor and a memory. The memory stores processor-executable instructions that cause the processor to detect cross-sectional positions of a plurality of cross-sectional images to be acquired in an imaging scan from volume data; acquire the cross-sectional images in sequence based on the cross-sectional positions by executing the imaging scan; and after the first cross-sectional image is acquired in the imaging scan, generate a display image, and display the display image on a display, the display image being an image in which a cross-sectional position of a second cross-sectional image which is detected from the volume data is superimposed on the first cross-sectional image, the second cross-sectional image being a cross-sectional image before being acquired and intersecting with the first cross-sectional image.Type: GrantFiled: February 19, 2019Date of Patent: June 8, 2021Assignee: TOSHIBA MEDICAL SYSTEMS CORPORATIONInventors: Shuhei Nitta, Shigehide Kuhara, Tomoyuki Takeguchi, Taichiro Shiodera, Yukinobu Sakata
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Patent number: 10999597Abstract: According to one embodiment, an image encoding method includes selecting a motion reference block from an already-encoded pixel block. The method includes selecting an available block including different motion information from the motion reference block, and selecting a selection block from the available block. The method includes generating a predicted image of the encoding target block using motion information of the selection block. The method includes encoding a prediction error between the predicted image and an original image. The method includes encoding selection information identifying the selection block by referring to a code table decided according to a number of the available block.Type: GrantFiled: June 2, 2020Date of Patent: May 4, 2021Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Taichiro Shiodera, Saori Asaka, Akiyuki Tanizawa, Takeshi Chujoh
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Publication number: 20210021851Abstract: A method of dividing an input image signal into pixel blocks, and performing inter-prediction on the divided pixel blocks. This method includes selecting predicted motion information from a motion information buffer storing motion information in an encoded region, and predicting motion information of an encoding target block by using the predicted motion information. The method further includes acquiring representative motion information from a plurality of items of motion information in an encoded region in accordance with first information indicating a method of selecting the predicted motion information, thereby obtaining only the representative motion information.Type: ApplicationFiled: September 30, 2020Publication date: January 21, 2021Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Taichiro SHIODERA, Akiyuki TANIZAWA, Tomoo YAMAKAGE, Takeshi CHUJOH
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Publication number: 20210014518Abstract: A method of dividing an input image signal into pixel blocks, and performing inter-prediction on the divided pixel blocks. This method includes selecting predicted motion information from a motion information buffer storing motion information in an encoded region, and predicting motion information of an encoding target block by using the predicted motion information. The method further includes acquiring representative motion information from a plurality of items of motion information in an encoded region in accordance with first information indicating a method of selecting the predicted motion information, thereby obtaining only the representative motion information.Type: ApplicationFiled: September 30, 2020Publication date: January 14, 2021Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Taichiro SHIODERA, Akiyuki Tanizawa, Tomoo Yamakage, Takeshi Chujoh
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Publication number: 20210014517Abstract: A method of dividing an input image signal into pixel blocks, and performing inter-prediction on the divided pixel blocks. This method includes selecting predicted motion information from a motion information buffer storing motion information in an encoded region, and predicting motion information of an encoding target block by using the predicted motion information. The method further includes acquiring representative motion information from a plurality of items of motion information in an encoded region in accordance with first information indicating a method of selecting the predicted motion information, thereby obtaining only the representative motion information.Type: ApplicationFiled: September 30, 2020Publication date: January 14, 2021Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Taichiro SHIODERA, Akiyuki TANIZAWA, Tomoo YAMAKAGE, Takeshi CHUJOH
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Publication number: 20210014519Abstract: A method of dividing an input image signal into pixel blocks, and performing inter-prediction on the divided pixel blocks. This method includes selecting predicted motion information from a motion information buffer storing motion information in an encoded region, and predicting motion information of an encoding target block by using the predicted motion information. The method further includes acquiring representative motion information from a plurality of items of motion information in an encoded region in accordance with first information indicating a method of selecting the predicted motion information, thereby obtaining only the representative motion information.Type: ApplicationFiled: September 30, 2020Publication date: January 14, 2021Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Taichiro SHIODERA, Akiyuki TANIZAWA, Tomoo YAMAKAGE, Takeshi CHUJOH
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Patent number: 10845445Abstract: In general, according to the present embodiment, a magnetic resonance imaging apparatus includes sequence control circuitry and processing circuitry. The sequence control circuitry collects MR data corresponding to each of a plurality of echo times. The processing circuitry generates a plurality of magnitude images corresponding to the plurality of echo times based on the MR data. The processing circuitry generates a relaxation time map of tissue based on the plurality of magnitude images. The processing circuitry generates a susceptibility map quantitatively indicating susceptibility values in a subject based on a magnetic field distribution that is generated based on a plurality of phase images corresponding to the plurality of echo times and the relaxation time map.Type: GrantFiled: December 5, 2018Date of Patent: November 24, 2020Assignee: Canon Medical Systems CorporationInventor: Taichiro Shiodera
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Patent number: 10841606Abstract: A method of dividing an input image signal into pixel blocks, and performing inter-prediction on the divided pixel blocks. This method includes selecting predicted motion information from a motion information buffer storing motion information in an encoded region, and predicting motion information of an encoding target block by using the predicted motion information. The method further includes acquiring representative motion information from a plurality of items of motion information in an encoded region in accordance with first information indicating a method of selecting the predicted motion information, thereby obtaining only the representative motion information.Type: GrantFiled: October 28, 2019Date of Patent: November 17, 2020Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Taichiro Shiodera, Akiyuki Tanizawa, Tomoo Yamakage, Takeshi Chujoh
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Publication number: 20200359047Abstract: According to one embodiment, an image encoding method includes selecting a motion reference block from an encoded pixel block to which an inter prediction is applied. The method includes selecting one or more available blocks from the motion reference block. The method includes selecting a selection block from the available blocks. The method includes generating a predicted image of the encoding target block using motion information of the selection block. The method includes encoding a prediction error between the predicted image and an original image. The method includes encoding selection information specifying the selection block by referring to a code table decided according to a number of the available blocks.Type: ApplicationFiled: July 27, 2020Publication date: November 12, 2020Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Taichiro SHIODERA, Saori ASAKA, Akiyuki TANIZAWA, Takeshi CHUJOH
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Publication number: 20200296413Abstract: According to one embodiment, an image encoding method includes selecting a motion reference block from an already-encoded pixel block. The method includes selecting an available block including different motion information from the motion reference block, and selecting a selection block from the available block. The method includes generating a predicted image of the encoding target block using motion information of the selection block. The method includes encoding a prediction error between the predicted image and an original image. The method includes encoding selection information identifying the selection block by referring to a code table decided according to a number of the available block.Type: ApplicationFiled: June 2, 2020Publication date: September 17, 2020Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Taichiro Shiodera, Saori Asaka, Akiyuki Tanizawa, Takeshi Chujoh
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Patent number: 10779001Abstract: According to one embodiment, an image encoding method includes selecting a motion reference block from an encoded pixel block to which an inter prediction is applied. The method includes selecting one or more available blocks from the motion reference block. The method includes selecting a selection block from the available blocks. The method includes generating a predicted image of the encoding target block using motion information of the selection block. The method includes encoding a prediction error between the predicted image and an original image. The method includes encoding selection information specifying the selection block by referring to a code table decided according to a number of the available blocks.Type: GrantFiled: January 17, 2019Date of Patent: September 15, 2020Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Taichiro Shiodera, Saori Asaka, Akiyuki Tanizawa, Takeshi Chujoh
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Publication number: 20200252626Abstract: According to an embodiment, an encoding device includes an index setting unit and an encoding unit. The index setting unit generates a common index in which reference indices of one or more reference images included in a first index and a second index are sorted in a combination so as not to include a same reference image in accordance with a predetermined scanning order. The first index representing a combination of the one or more reference images referred to by a first reference image. The second index representing a combination of the one or more reference images referred to by a second reference image. The encoding unit encodes the common index.Type: ApplicationFiled: April 24, 2020Publication date: August 6, 2020Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Akiyuki TANIZAWA, Takeshi Chujoh, Taichiro Shiodera
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Publication number: 20200252625Abstract: According to an embodiment, an encoding device includes an index setting unit and an encoding unit. The index setting unit generates a common index in which reference indices of one or more reference images included in a first index and a second index are sorted in a combination so as not to include a same reference image in accordance with a predetermined scanning order. The first index representing a combination of the one or more reference images referred to by a first reference image. The second index representing a combination of the one or more reference images referred to by a second reference image. The encoding unit encodes the common index.Type: ApplicationFiled: April 24, 2020Publication date: August 6, 2020Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Akiyuki TANIZAWA, Takeshi CHUJOH, Taichiro SHIODERA
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Publication number: 20200252624Abstract: According to an embodiment, an encoding device includes an index setting unit and an encoding unit. The index setting unit generates a common index in which reference indices of one or more reference images included in a first index and a second index are sorted in a combination so as not to include a same reference image in accordance with a predetermined scanning order. The first index representing a combination of the one or more reference images referred to by a first reference image. The second index representing a combination of the one or more reference images referred to by a second reference image. The encoding unit encodes the common index.Type: ApplicationFiled: April 24, 2020Publication date: August 6, 2020Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Akiyuki TANIZAWA, Takeshi CHUJOH, Taichiro SHIODERA
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Publication number: 20200252623Abstract: According to an embodiment, an encoding device includes an index setting unit and an encoding unit. The index setting unit generates a common index in which reference indices of one or more reference images included in a first index and a second index are sorted in a combination so as not to include a same reference image in accordance with a predetermined scanning order. The first index representing a combination of the one or more reference images referred to by a first reference image. The second index representing a combination of the one or more reference images referred to by a second reference image. The encoding unit encodes the common index.Type: ApplicationFiled: April 24, 2020Publication date: August 6, 2020Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Akiyuki Tanizawa, Takeshi Chujoh, Taichiro Shiodera
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Publication number: 20200252628Abstract: According to an embodiment, an encoding device includes an index setting unit and an encoding unit. The index setting unit generates a common index in which reference indices of one or more reference images included in a first index and a second index are sorted in a combination so as not to include a same reference image in accordance with a predetermined scanning order. The first index representing a combination of the one or more reference images referred to by a first reference image. The second index representing a combination of the one or more reference images referred to by a second reference image. The encoding unit encodes the common index.Type: ApplicationFiled: April 24, 2020Publication date: August 6, 2020Applicant: KABUSHIKI KAISHA TOSHIBAInventors: Akiyuki TANIZAWA, Takeshi Chujoh, Taichiro Shiodera
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Patent number: 10715828Abstract: According to one embodiment, an image encoding method includes selecting a motion reference block from an already-encoded pixel block. The method includes selecting an available block including different motion information from the motion reference block, and selecting a selection block from the available block. The method includes generating a predicted image of the encoding target block using motion information of the selection block. The method includes encoding a prediction error between the predicted image and an original image. The method includes encoding selection information identifying the selection block by referring to a code table decided according to a number of the available block.Type: GrantFiled: September 7, 2017Date of Patent: July 14, 2020Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Taichiro Shiodera, Saori Asaka, Akiyuki Tanizawa, Takeshi Chujoh
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Patent number: 10698060Abstract: According to one embodiment, the magnetic resonance imaging apparatus has a processing circuitry. The processing circuitry generates a conductivity map quantitatively indicating the conductivity in the subject using a susceptibility map quantitatively indicating the susceptibility in the subject.Type: GrantFiled: June 22, 2018Date of Patent: June 30, 2020Assignee: Canon Medical Systems CorporationInventor: Taichiro Shiodera
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Patent number: 10674161Abstract: According to an embodiment, an encoding device includes an index setting unit and an encoding unit. The index setting unit generates a common index in which reference indices of one or more reference images included in a first index and a second index are sorted in a combination so as not to include a same reference image in accordance with a predetermined scanning order. The first index representing a combination of the one or more reference images referred to by a first reference image. The second index representing a combination of the one or more reference images referred to by a second reference image. The encoding unit encodes the common index.Type: GrantFiled: July 24, 2019Date of Patent: June 2, 2020Assignee: KABUSHIKI KAISHA TOSHIBAInventors: Akiyuki Tanizawa, Takeshi Chujoh, Taichiro Shiodera