Patents by Inventor Yoshitaka Morigami
Yoshitaka Morigami 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: 10136135Abstract: The present disclosure relates to an image processing device and method that enable suppression of an increase in the amount of coding of a quantization matrix. An image processing device of the present disclosure includes an up-conversion unit configured to up-convert a quantization matrix limited to a size less than or equal to a transmission size that is a maximum size allowed for transmission, from the transmission size to a size that is identical to a block size that is a processing unit of quantization or dequantization. The present disclosure is applicable to, for example, an image processing device for processing image data.Type: GrantFiled: August 25, 2017Date of Patent: November 20, 2018Assignee: SONY CORPORATIONInventors: Junichi Tanaka, Ohji Nakagami, Yoshitaka Morigami
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Publication number: 20180234703Abstract: An image processing device including a decoding section configured to decode an image from an encoded stream, a horizontal filtering section configured to apply a deblocking filter to a vertical block boundary within an image to be decoded by the decoding section, a vertical filtering section configured to apply a deblocking filter to a horizontal block boundary within an image to be decoded by the decoding section, and a control section configured to cause the horizontal filtering section to filter in parallel a plurality of vertical block boundaries included in a processing unit containing a plurality of coding units and cause the vertical filtering section to filter in parallel a plurality of horizontal block boundaries included in the processing unit.Type: ApplicationFiled: April 4, 2018Publication date: August 16, 2018Applicant: Sony CorporationInventors: Masaru Ikeda, Junichi Tanaka, Yoshitaka Morigami
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Publication number: 20180184095Abstract: Provided is an image processing device including a decoding section configured to decode an image from an encoded stream, a determination section configured to perform determination processes of determining whether to apply a deblocking filter to neighboring blocks neighboring across a block boundary within an image to be decoded by the decoding section, a filtering section configured to apply a deblocking filter to neighboring blocks to which the determination section has determined to apply a deblocking filter, and a control section configured to allow the determination section to perform the determination processes for a vertical block boundary and a horizontal block boundary using pixels of the neighboring blocks of a reconstruct image as reference pixels.Type: ApplicationFiled: February 22, 2018Publication date: June 28, 2018Applicant: SONY CORPORATIONInventors: Masaru IKEDA, Junichi TANAKA, Yoshitaka MORIGAMI
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Publication number: 20180176566Abstract: An image processing device and method that enable suppression of an increase in the amount of coding of a scaling list. The image processing device sets a coefficient located at the beginning of a quantization matrix by adding a replacement difference coefficient that is a difference between a replacement coefficient used to replace a coefficient located at the beginning of the quantization matrix and the coefficient located at the beginning of the quantization matrix to the coefficient located at the beginning of the quantization matrix; up-converts the set quantization matrix; and dequantizes quantized data using an up-converted quantization matrix in which a coefficient located at the beginning of the up-converted quantization matrix has been replaced with the replacement coefficient. The device and method can be applied to an image processing device.Type: ApplicationFiled: February 1, 2018Publication date: June 21, 2018Applicant: SONY CORPORATIONInventors: Junichi TANAKA, Yoshitaka MORIGAMI
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Patent number: 10003827Abstract: An image processing device including a decoding section configured to decode an image from an encoded stream, a horizontal filtering section configured to apply a deblocking filter to a vertical block boundary within an image to be decoded by the decoding section, a vertical filtering section configured to apply a deblocking filter to a horizontal block boundary within an image to be decoded by the decoding section, and a control section configured to cause the horizontal filtering section to filter in parallel a plurality of vertical block boundaries included in a processing unit containing a plurality of coding units and cause the vertical filtering section to filter in parallel a plurality of horizontal block boundaries included in the processing unit.Type: GrantFiled: December 30, 2016Date of Patent: June 19, 2018Assignee: SONY CORPORATIONInventors: Masaru Ikeda, Junichi Tanaka, Yoshitaka Morigami
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Patent number: 9998766Abstract: An image processing device including a decoding section configured to decode an image from an encoded stream, a horizontal filtering section configured to apply a deblocking filter to a vertical block boundary within an image to be decoded by the decoding section, a vertical filtering section configured to apply a deblocking filter to a horizontal block boundary within an image to be decoded by the decoding section, and a control section configured to cause the horizontal filtering section to filter in parallel a plurality of vertical block boundaries included in a processing unit containing a plurality of coding units and cause the vertical filtering section to filter in parallel a plurality of horizontal block boundaries included in the processing unit.Type: GrantFiled: December 30, 2016Date of Patent: June 12, 2018Assignee: SONY CORPORATIONInventors: Masaru Ikeda, Junichi Tanaka, Yoshitaka Morigami
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Patent number: 9973763Abstract: An image processing device including a decoding section configured to decode an image from an encoded stream, a determination section configured to perform determination processes of determining whether to apply a deblocking filter to neighboring blocks neighboring across a block boundary within an image to be decoded by the decoding section, a filtering section configured to apply a deblocking filter to neighboring blocks to which the determination section has determined to apply a deblocking filter, and a control section configured to allow the determination section to perform the determination processes for a vertical block boundary and a horizontal block boundary using pixels of the neighboring blocks of a reconstruct image as reference pixels.Type: GrantFiled: December 2, 2011Date of Patent: May 15, 2018Assignee: SONY CORPORATIONInventors: Masaru Ikeda, Junichi Tanaka, Yoshitaka Morigami
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Patent number: 9967566Abstract: An image processing device and method that enable suppression of an increase in the amount of coding of a scaling list. The image processing device sets a coefficient located at the beginning of a quantization matrix by adding a replacement difference coefficient that is a difference between a replacement coefficient used to replace a coefficient located at the beginning of the quantization matrix and the coefficient located at the beginning of the quantization matrix to the coefficient located at the beginning of the quantization matrix; up-converts the set quantization matrix; and dequantizes quantized data using an up-converted quantization matrix in which a coefficient located at the beginning of the up-converted quantization matrix has been replaced with the replacement coefficient. The device and method can be applied to an image processing device.Type: GrantFiled: September 20, 2017Date of Patent: May 8, 2018Assignee: SONY CORPORATIONInventors: Junichi Tanaka, Yoshitaka Morigami
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Publication number: 20180124406Abstract: The present disclosure relates to an image processing device and a method capable of suppressing the reduction of an image quality due to encoding/decoding. The image processing device includes: a quantization unit that when orthogonal transform processing is skipped with respect to a current block, quantizes all components of the current block using one weighting coefficient and when the orthogonal transform processing is performed on the current block, quantizes each component of the current block using a quantization matrix; an encoding unit that encodes the coefficient of the current block which is quantized by the quantization unit; and a transmission unit that transmits the coded data of the current block which is obtained by being encoded by the encoding unit. The present disclosure can be applied to, for example, an image processing device.Type: ApplicationFiled: December 28, 2017Publication date: May 3, 2018Applicant: Sony CorporationInventors: Kazushi SATO, Yoshitaka Morigami, Shuo Lu
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Patent number: 9955164Abstract: The present disclosure relates to an image processing device and method that enable suppression of an increase in the amount of coding of a scaling list.Type: GrantFiled: April 5, 2017Date of Patent: April 24, 2018Assignee: SONY CORPORATIONInventors: Junichi Tanaka, Yoshitaka Morigami
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Publication number: 20180103254Abstract: The present disclosure relates to an image processing device and method that enable suppression of an increase in the amount of coding of a scaling list.Type: ApplicationFiled: December 4, 2017Publication date: April 12, 2018Applicant: Sony CorporationInventors: Junichi TANAKA, Yoshitaka MORIGAMI
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Publication number: 20180098071Abstract: The present disclosure relates to an image processing device and method that enable suppression of an increase in the amount of coding of a scaling list.Type: ApplicationFiled: December 5, 2017Publication date: April 5, 2018Applicant: Sony CorporationInventors: Junichi TANAKA, Yoshitaka MORIGAMI
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Patent number: 9912967Abstract: An image processing device including a decoding section configured to decode an image from an encoded stream, a horizontal filtering section configured to apply a deblocking filter to a vertical block boundary within an image to be decoded by the decoding section, a vertical filtering section configured to apply a deblocking filter to a horizontal block boundary within an image to be decoded by the decoding section, and a control section configured to cause the horizontal filtering section to filter in parallel a plurality of vertical block boundaries included in a processing unit containing a plurality of coding units and cause the vertical filtering section to filter in parallel a plurality of horizontal block boundaries included in the processing unit.Type: GrantFiled: December 2, 2011Date of Patent: March 6, 2018Assignee: SONY CORPORATIONInventors: Masaru Ikeda, Junichi Tanaka, Yoshitaka Morigami
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Patent number: 9894362Abstract: The present disclosure relates to an image processing device and a method capable of suppressing the reduction of an image quality due to encoding/decoding. The image processing device includes: a quantization unit that when orthogonal transform processing is skipped with respect to a current block, quantizes all components of the current block using one weighting coefficient and when the orthogonal transform processing is performed on the current block, quantizes each component of the current block using a quantization matrix; an encoding unit that encodes the coefficient of the current block which is quantized by the quantization unit; and a transmission unit that transmits the coded data of the current block which is obtained by being encoded by the encoding unit. The present disclosure can be applied to, for example, an image processing device.Type: GrantFiled: June 21, 2013Date of Patent: February 13, 2018Assignee: SONY CORPORATIONInventors: Kazushi Sato, Yoshitaka Morigami, Shuo Lu
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Publication number: 20180020219Abstract: An image processing device and method that enable suppression of an increase in the amount of coding of a scaling list. The image processing device sets a coefficient located at the beginning of a quantization matrix by adding a replacement difference coefficient that is a difference between a replacement coefficient used to replace a coefficient located at the beginning of the quantization matrix and the coefficient located at the beginning of the quantization matrix to the coefficient located at the beginning of the quantization matrix; up-converts the set quantization matrix; and dequantizes quantized data using an up-converted quantization matrix in which a coefficient located at the beginning of the up-converted quantization matrix has been replaced with the replacement coefficient. The device and method can be applied to an image processing device.Type: ApplicationFiled: September 20, 2017Publication date: January 18, 2018Applicant: SONY CORPORATIONInventors: Junichi TANAKA, Yoshitaka MORIGAMI
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Patent number: 9866870Abstract: An image processing device including a decoding section configured to decode an image from an encoded stream, a horizontal filtering section configured to apply a deblocking filter to a vertical block boundary within an image to be decoded by the decoding section, a vertical filtering section configured to apply a deblocking filter to a horizontal block boundary within an image to be decoded by the decoding section, and a control section configured to cause the horizontal filtering section to filter in parallel a plurality of vertical block boundaries included in a processing unit containing a plurality of coding units and cause the vertical filtering section to filter in parallel a plurality of horizontal block boundaries included in the processing unit.Type: GrantFiled: December 2, 2011Date of Patent: January 9, 2018Assignee: SONY CORPORATIONInventors: Masaru Ikeda, Junichi Tanaka, Yoshitaka Morigami
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Publication number: 20170353726Abstract: The present disclosure relates to an image processing device and method that enable suppression of an increase in the amount of coding of a quantization matrix. An image processing device of the present disclosure includes an up-conversion unit configured to up-convert a quantization matrix limited to a size less than or equal to a transmission size that is a maximum size allowed for transmission, from the transmission size to a size that is identical to a block size that is a processing unit of quantization or dequantization. The present disclosure is applicable to, for example, an image processing device for processing image data.Type: ApplicationFiled: August 25, 2017Publication date: December 7, 2017Applicant: Sony CorporationInventors: Junichi Tanaka, Ohji Nakagami, Yoshitaka Morigami
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Patent number: 9838682Abstract: An image processing device and method that enable suppression of an increase in the amount of coding of a scaling list. The image processing device sets a coefficient located at the beginning of a quantization matrix by adding a replacement difference coefficient that is a difference between a replacement coefficient used to replace a coefficient located at the beginning of the quantization matrix and the coefficient located at the beginning of the quantization matrix to the coefficient located at the beginning of the quantization matrix; up-converts the set quantization matrix; and dequantizes quantized data using an up-converted quantization matrix in which a coefficient located at the beginning of the up-converted quantization matrix has been replaced with the replacement coefficient. The device and method can be applied to an image processing device.Type: GrantFiled: February 20, 2013Date of Patent: December 5, 2017Assignee: SONY CORPORATIONInventors: Junichi Tanaka, Yoshitaka Morigami
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Patent number: 9813714Abstract: An image processing device and method that enable suppression of a reduction in coding efficiency. The image processing device encodes an image to generate encoded data, and set, as syntax of the generated encoded data, syntax whose semantics is set so that a default quantization matrix having the same size as a block size that is a unit of processing in which quantization is performed is referred to when in a copy mode in which a quantization matrix is copied, quantization matrix reference data identifying a reference destination of the quantization matrix matches quantization matrix identification data identifying the quantization matrix. The device and method can be applied to an image processing device.Type: GrantFiled: January 27, 2017Date of Patent: November 7, 2017Assignee: SONY CORPORATIONInventors: Junichi Tanaka, Yoshitaka Morigami
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Patent number: 9794563Abstract: The present disclosure relates to an image processing device and a method capable of suppressing the reduction of an image quality due to encoding/decoding. The image processing device includes: a quantization unit that when orthogonal transform processing is skipped with respect to a current block, quantizes all components of the current block using one weighting coefficient and when the orthogonal transform processing is performed on the current block, quantizes each component of the current block using a quantization matrix; an encoding unit that encodes the coefficient of the current block which is quantized by the quantization unit; and a transmission unit that transmits the coded data of the current block which is obtained by being encoded by the encoding unit. The present disclosure can be applied to, for example, an image processing device.Type: GrantFiled: June 21, 2013Date of Patent: October 17, 2017Assignee: SONY CORPORATIONInventors: Kazushi Sato, Yoshitaka Morigami, Shuo Lu