Patents by Inventor Magali Kimlee Miri Philippe
Magali Kimlee Miri Philippe 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: 11949882Abstract: An image encoding apparatus comprises a selector configured to select, from a set of candidate prediction operations each defining at least a prediction direction, a prediction operation for prediction of samples of a current region of a current image, the current region comprising an array of two or more rows and two or more columns of samples; an intra-image predictor configured to derive predicted samples of the current region with respect to one or more of a group of reference samples of the same image in dependence upon a prediction direction, defined by the selected prediction operation, between a current sample to be predicted and a reference position amongst the reference samples; in which, for at least some of the candidate prediction operations, the group of reference samples comprises two or more parallel linear arrays of reference samples disposed at different respective separations from the current region; a detector configured to detect whether samples corresponding to any of the two or more parType: GrantFiled: July 30, 2021Date of Patent: April 2, 2024Assignee: SONY GROUP CORPORATIONInventors: Karl James Sharman, Stephen Mark Keating, Magali Kimlee Miri Philippe
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Patent number: 11924430Abstract: A data encoding method comprises: encoding an ordered array of data values as data representing a data value magnitude and data representing a data value sign; predicting, for a set of data values comprising at least some of the data values, the respective data value sign from a property of one or more other data values in the ordered array; and encoding the data value sign for the set of data values in dependence upon the respective predicted value.Type: GrantFiled: January 23, 2019Date of Patent: March 5, 2024Assignee: Sony CorporationInventors: Karl James Sharman, Magali Kimlee Miri Philippe
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Publication number: 20230217020Abstract: An image encoding apparatus comprises a controller configured to select, from a set of prediction directions, a set of candidate prediction directions as a subset of the set of prediction directions, for a current image region of a current image in dependence upon one or more properties of a group of reference samples of the current image applicable to the current image region; and an intra-image predictor configured to predict samples of the current image region with respect to one or more of the group of reference samples of the same image according to a prediction direction between the current sample and a reference position amongst the reference samples; in which the intra-image predictor is configured to select the prediction direction for the current image region from the set of candidate prediction directions.Type: ApplicationFiled: March 15, 2023Publication date: July 6, 2023Applicant: Sony Group CorporationInventors: Stephen Mark KEATING, Karl James SHARMAN, Magali Kimlee Miri PHILIPPE
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Publication number: 20230171413Abstract: An image encoding apparatus comprises a selector configured to select, from a set of candidate prediction operations each defining at least a prediction direction, a prediction operation for prediction of samples of a current region of a current image, the current region comprising an array of two or more rows and two or more columns of samples; an intra-image predictor configured to derive predicted samples of the current region with respect to one or more of a group of reference samples of the same image in dependence upon a prediction direction, defined by the selected prediction operation, between a current sample to be predicted and a reference position amongst the reference samples; in which, for at least some of the candidate prediction operations, the group of reference samples comprises two or more parallel linear arrays of reference samples disposed at different respective separations from the current region; a detector configured to detect whether samples corresponding to any of the two or more parType: ApplicationFiled: January 27, 2023Publication date: June 1, 2023Applicant: SONY GROUP CORPORATIONInventors: Karl James SHARMAN, Stephen Mark KEATING, Magali Kimlee Miri PHILIPPE
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Patent number: 11330275Abstract: An image decoding apparatus comprises a selector configured to select, from a set of candidate prediction operations each defining at least a prediction direction, a prediction operation for prediction of samples of a current region of a current image, the current region comprising an array of two or more rows and two or more columns of samples; and an intra-image predictor configured to derive predicted samples of the current region with respect to one or more of a group of reference samples of the same image in dependence upon a prediction direction, defined by the selected prediction operation, between a current sample to be predicted and a reference position amongst the reference samples; in which, for at least some of the candidate prediction operations, the group of reference samples comprises two or more parallel linear arrays of reference samples disposed at different respective separations from the current region.Type: GrantFiled: October 24, 2018Date of Patent: May 10, 2022Assignee: Sony CorporationInventors: Stephen Mark Keating, Karl James Sharman, Magali Kimlee Miri Philippe
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Patent number: 11303896Abstract: A data encoding method comprises generating an ordered array of data values representing an image region and having an array order; deriving a quantization parameter indicating a quantization degree so that the ordered array of data values, when encoded using that quantization degree, meets one or more predetermined criteria; quantizing the data values using the derived quantization parameter to generate respective quantized values; detecting a number of non-zero quantized values; if no more than a threshold number of first values in the array order are non-zero, selecting a different quantization parameter and quantizing the data values using a quantization degree indicated by the selected different quantization parameter; and entropy encoding at least the non-zero quantized values.Type: GrantFiled: January 23, 2019Date of Patent: April 12, 2022Assignee: Sony CorporationInventors: Karl James Sharman, Magali Kimlee Miri Philippe
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Patent number: 11290709Abstract: Apparatus comprises an image data encoder to encode a current image region of an image, the image data encoder being operable in at least two modes of operation; a controller to control a mode of operation of the image data encoder in dependence upon the encoded data for the current image region meeting a predetermined criterion; and prediction circuitry configured to predict, from one or more properties of one or more image regions other than the current image region, whether the encoded data for the current image region will meet the predetermined criterion.Type: GrantFiled: July 5, 2018Date of Patent: March 29, 2022Assignee: SONY CORPORATIONInventors: Magali Kimlee Miri Philippe, Karl James Sharman, Stephen Mark Keating
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Patent number: 11265545Abstract: A data encoding method comprises generating an ordered array of data values representing an image region and having an array order; deriving a quantization parameter indicating a quantization degree so that the ordered array of data values, when encoded using that quantization degree, meets one or more predetermined criteria; quantizing the data values using the derived quantization parameter to generate respective quantized values; detecting a number of non-zero quantized values; if no more than a threshold number of first values in the array order are non-zero, selecting a different quantization parameter and quantizing the data values using a quantization degree indicated by the selected different quantization parameter; and entropy encoding at least the non-zero quantized values.Type: GrantFiled: January 23, 2019Date of Patent: March 1, 2022Assignee: Sony CorporationInventors: Karl James Sharman, Magali Kimlee Miri Philippe
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Publication number: 20210360261Abstract: An image encoding apparatus comprises a selector configured to select, from a set of candidate prediction operations each defining at least a prediction direction, a prediction operation for prediction of samples of a current region of a current image, the current region comprising an array of two or more rows and two or more columns of samples; an intra-image predictor configured to derive predicted samples of the current region with respect to one or more of a group of reference samples of the same image in dependence upon a prediction direction, defined by the selected prediction operation, between a current sample to be predicted and a reference position amongst the reference samples; in which, for at least some of the candidate prediction operations, the group of reference samples comprises two or more parallel linear arrays of reference samples disposed at different respective separations from the current region; a detector configured to detect whether samples corresponding to any of the two or more parType: ApplicationFiled: July 30, 2021Publication date: November 18, 2021Applicant: Sony CorporationInventors: Karl James Sharman, Stephen Mark Keating, Magali Kimlee Miri Philippe
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Patent number: 11159803Abstract: An image encoding apparatus comprises a selector configured to select, from a set of candidate prediction operations each defining at least a prediction direction, a prediction operation for prediction of samples of a current region of a current image, the current region comprising an array of two or more rows and two or more columns of samples; an intra-image predictor configured to derive predicted samples of the current region with respect to one or more of a group of reference samples of the same image in dependence upon a prediction direction, defined by the selected prediction operation, between a current sample to be predicted and a reference position amongst the reference samples; in which, for at least some of the candidate prediction operations, the group of reference samples comprises two or more parallel linear arrays of reference samples disposed at different respective separations from the current region; a detector configured to detect whether samples corresponding to any of the two or more parType: GrantFiled: October 24, 2018Date of Patent: October 26, 2021Assignee: SONY CORPORATIONInventors: Karl James Sharman, Stephen Mark Keating, Magali Kimlee Miri Philippe
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Publication number: 20210144378Abstract: A data encoding method comprises generating an ordered array of data values representing an image region and having an array order; deriving a quantization parameter indicating a quantization degree so that the ordered array of data values, when encoded using that quantization degree, meets one or more predetermined criteria; quantizing the data values using the derived quantization parameter to generate respective quantized values; detecting a number of non-zero quantized values; if no more than a threshold number of first values in the array order are non-zero, selecting a different quantization parameter and quantizing the data values using a quantization degree indicated by the selected different quantization parameter; and entropy encoding at least the non-zero quantized values.Type: ApplicationFiled: January 23, 2019Publication date: May 13, 2021Applicant: Sony CorporationInventors: Karl James SHARMAN, Magali Kimlee Miri PHILIPPE
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Publication number: 20210051328Abstract: A data encoding method comprises: encoding an ordered array of data values as data representing a data value magnitude and data representing a data value sign; predicting, for a set of data values comprising at least some of the data values, the respective data value sign from a property of one or more other data values in the ordered array; and encoding the data value sign for the set of data values in dependence upon the respective predicted value.Type: ApplicationFiled: January 23, 2019Publication date: February 18, 2021Applicant: Sony CorporationInventors: Karl James SHARMAN, Magali Kimlee Miri PHILIPPE
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Publication number: 20200267410Abstract: An image encoding apparatus comprises a selector configured to select, from a set of candidate prediction operations each defining at least a prediction direction, a prediction operation for prediction of samples of a current region of a current image, the current region comprising an array of two or more rows and two or more columns of samples; an intra-image predictor configured to derive predicted samples of the current region with respect to one or more of a group of reference samples of the same image in dependence upon a prediction direction, defined by the selected prediction operation, between a current sample to be predicted and a reference position amongst the reference samples; in which, for at least some of the candidate prediction operations, the group of reference samples comprises two or more parallel linear arrays of reference samples disposed at different respective separations from the current region; a detector configured to detect whether samples corresponding to any of the two or more parType: ApplicationFiled: October 24, 2018Publication date: August 20, 2020Applicant: SONY CORPORATIONInventors: Karl James SHARMAN, Stephen Mark KEATING, Magali Kimlee Miri PHILIPPE
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Publication number: 20200260074Abstract: An image encoding apparatus comprises a controller configured to select, from a set of prediction directions, a set of candidate prediction directions as a subset of the set of prediction directions, for a current image region of a current image in dependence upon one or more properties of a group of reference samples of the current image applicable to the current image region; and an intra-image predictor configured to predict samples of the current image region with respect to one or more of the group of reference samples of the same image according to a prediction direction between the current sample and a reference position amongst the reference samples; in which the intra-image predictor is configured to select the prediction direction for the current image region from the set of candidate prediction directions.Type: ApplicationFiled: October 24, 2018Publication date: August 13, 2020Applicant: Sony CorporationInventors: Stephen Mark KEATING, Karl James SHARMAN, Magali Kimlee Miri PHILIPPE
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Publication number: 20200252606Abstract: An image decoding apparatus comprises a selector configured to select, from a set of candidate prediction operations each defining at least a prediction direction, a prediction operation for prediction of samples of a current region of a current image, the current region comprising an array of two or more rows and two or more columns of samples; and an intra-image predictor configured to derive predicted samples of the current region with respect to one or more of a group of reference samples of the same image in dependence upon a prediction direction, defined by the selected prediction operation, between a current sample to be predicted and a reference position amongst the reference samples; in which, for at least some of the candidate prediction operations, the group of reference samples comprises two or more parallel linear arrays of reference samples disposed at different respective separations from the current region.Type: ApplicationFiled: October 24, 2018Publication date: August 6, 2020Applicant: Sony CorporationInventors: Stephen Mark KEATING, Karl James SHARMAN, Magali Kimlee Miri PHILIPPE
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Publication number: 20200221075Abstract: Apparatus comprises an image data encoder to encode a current image region of an image, the image data encoder being operable in at least two modes of operation; a controller to control a mode of operation of the image data encoder in dependence upon the encoded data for the current image region meeting a predetermined criterion; and prediction circuitry configured to predict, from one or more properties of one or more image regions other than the current image region, whether the encoded data for the current image region will meet the predetermined criterion.Type: ApplicationFiled: July 5, 2018Publication date: July 9, 2020Applicant: SONY CORPORATIONInventors: Magali Kimlee Miri PHILIPPE, Karl Janies SHARMAN, Stephen Mark KEATING
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Patent number: 10674147Abstract: An image data encoding and/or decoding apparatus comprises a data processor to process an image data signal comprising successive arrays of data values according to respective data value processing orders associated with the arrays of data values; and a processing order selector to select a processing order for processing a current array of data values in dependence on one or more attributes of a plurality of arrays of data values in the image data signal already processed by the data processor.Type: GrantFiled: November 30, 2017Date of Patent: June 2, 2020Assignee: Sony CorporationInventors: Magali Kimlee Miri Philippe, Nicholas Ian Saunders, Karl James Sharman
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Publication number: 20180160114Abstract: An image data encoding and/or decoding apparatus comprises a data processor to process an image data signal comprising successive arrays of data values according to respective data value processing orders associated with the arrays of data values; and a processing order selector to select a processing order for processing a current array of data values in dependence on one or more attributes of a plurality of arrays of data values in the image data signal already processed by the data processor.Type: ApplicationFiled: November 30, 2017Publication date: June 7, 2018Applicant: Sony CorporationInventors: Magali Kimlee Miri Philippe, Nicholas Ian Saunders, Karl James Sharman