Sun Patent Trust

Panasonic Intellectual Property Corporation of America

Panasonic Intellectual Property Management Co., Ltd.

Tagivan II LLC

Velos Media, LLC

Panasonic Corporation

Other

Velos Media International Limited

Toru Matsunobu

Toshiyasu Sugio

Youji Shibahara

Hisao Sasai

Kyoko Tanikawa

Takahiro Nishi

Kengo Terada

Chong Soon Lim

Hai Wei Sun

Viktor Wahadaniah

Sue Mon Thet Naing

Satoshi Yoshikawa

Tatsuya Koyama

Tadamasa Toma

Masaki Fukuda

Daisaku Komiya

Kyaw Kyaw Win

Yoichi Sugino

Kensho Teranishi

Pongsak Lasang

Yuki Maruyama

Satoshi Sakaguchi

Kenji Takita

Chi Wang

Ukyou Katsura

Sue Mon Naing

Jin Li

Yi Xuan Zhang

Haiwei Sun

Kyoto Tanikawa

Zhen Peng Bian

Seiji Higuchi

Natsuki Nagamori

Junichi Fujihira

Mikihiro Ouchi

Sheng Mei Shen

Takako Hori

Tokuzo Kiyohara

Tadanori Tezuka

Masanori Kimura

Tomoaki Itoh

Masao Hamada

Kuniaki Isogai

Keng Liang Loi

Pradit Mittrapiyanuruk

Jian Gao

Ryuji Muta

Chisato Yamashita

Vikto Wahadaniah

Makoto Kohrin

Tomokazu Ichiriki

Shunsuke Yasugi

Shuuhei Sasakura

Sugio Toshiyasu,

Nishi Takahiro

A three-dimensional data creation method for use in a vehicle including a sensor and a data receiver that transmits and receives three-dimensional data to and from an external device. The three-dimensional data creation method includes: creating second three-dimensional data based on information detected by the sensor and first three-dimensional data received by the data receiver; and transmitting, to the external device, third three-dimensional data that is part of the second three-dimensional data.

Three-dimensional data generation method and three-dimensional data generation device

A filling rate measurement method includes: obtaining a space three-dimensional model generated by measuring a first storage having an opening and a first storage space in which a measurement target is to be stored, the measuring being performed using a range sensor facing the first storage; obtaining a storage three-dimensional model that is a three-dimensional model of the first storage in which the measurement target is not stored; extracting a target portion corresponding to the measurement target from the space three-dimensional model using the space three-dimensional model and the storage three-dimensional model; calculating a first three-dimensional coordinate system; estimating a target three-dimensional model using the target portion and the first three-dimensional coordinate system, the target three-dimensional model being a three-dimensional model of the measurement target in the first storage space; and calculating a first filling rate of the measurement target with respect to the first storage space.

Filling rate measurement method, information processing device, and recording medium

A calibration method of calibrating, using a processor, parameters of a plurality of imaging apparatuses that capture a common three-dimensional space, includes: obtaining images captured by the plurality of imaging apparatuses; obtaining the parameters of the plurality of imaging apparatuses; for each of the images, generating at least one search window to extract a plurality of feature points of the image using the parameters; for each of the images, extracting the plurality of feature points from an inside of the at least one search window; performing feature point matching between the images using the plurality of feature points; and calibrating the parameters based on a plurality of matching results obtained.

Calibration method and calibration apparatus

A three-dimensional point cloud densification device includes: an obtainer that obtains a plurality of three-dimensional points, each of which indicates a three-dimensional position of at least one object, and auxiliary information for creating a polygon; and a densifier that: identifies the polygon having, as vertices, at least three three-dimensional points among the plurality of three-dimensional points, based on the auxiliary information; and generates a new three-dimensional point inside the polygon.

Three-dimensional point cloud densification device, three-dimensional point cloud densification method, and recording medium

An image coding method includes: determining a maximum number of merging candidates; deriving first merging candidates based on blocks spatially or temporally neighboring a current block; determining whether or not a total number of the first merging candidates is smaller than the maximum number; deriving, by making a combination out of the derived first merging candidates, a second merging candidate for bi-directional prediction when it is determined that the total number of the first merging candidates is smaller than the maximum number; selecting a merging candidate to be used for the coding of the current block from the first merging candidates and the second merging candidate; and coding, using the determined maximum number, an index for identifying the selected merging candidate, and attaching the coded index to the bitstream.

Image decoding method and image decoding apparatus using candidate motion vectors

A three-dimensional model generation method includes: detecting a first line from each of a plurality of images of a target area shot to detect a plurality of first lines, the plurality of images being shot from a plurality of viewpoints; excluding, from the plurality of first lines detected, a second line that reaches an edge of an image among the plurality of images; and generating a line segment model which is a three-dimensional model of the target area represented by lines, using a plurality of line segments which are the plurality of first lines from which the second line is excluded.

Three-dimensional model generation method and three-dimensional model generation device

A three-dimensional model generation method executed by an information processing device includes: obtaining images generated by shooting a subject from respective viewpoints; searching for a similar point that is similar to a first point in a first image among the images, from second points in a search area in a second image different from the first image, the search area being provided based on the first point; calculating an accuracy of a search result of the searching, using degrees of similarity between the first point and the respective second points; and generating a three-dimensional model using the search result and the accuracy.

Three-dimensional model generation method and three-dimensional model generation device for calculating an accuracy of a similar point search

A method for transmitting a bitstream via a network is provided. The bitstream being generated by: deriving a first candidate having a first motion vector that has been used to code a first block; deriving a second candidate having a second motion vector and a first reference picture index value that identifies a first reference picture corresponding to the second motion vector, with the second motion vector being a first zero vector; deriving a third candidate having a third motion vector and a second reference picture index value that identifies a second reference picture corresponding to the third motion vector, with the third motion vector being a second zero vector. One candidate from a plurality of candidates, including the first, second, and third candidate is selected, and an index identifying the selected one candidate is coded.

Image coding method, image coding apparatus, image decoding method, image decoding apparatus, and image coding and decoding apparatus

A three-dimensional information processing method includes: obtaining, via a communication channel, map data that includes first three-dimensional position information; generating second three-dimensional position information from information detected by a sensor; judging whether one of the first three-dimensional position information and the second three-dimensional position information is abnormal by performing, on one of the first three-dimensional position information and the second three-dimensional position information, a process of judging whether an abnormality is present; determining a coping operation to cope with the abnormality when one of the first three-dimensional position information and the second three-dimensional position information is judged to be abnormal; and executing a control that is required to perform the coping operation.

Three-dimensional information processing method and three-dimensional information processing device

A displacement detection method, performed by a computer, includes: obtaining (i) a first three-dimensional (3D) model representing a region at a first timing by 3D points and including first objects and (ii) a second three-dimensional model representing the region at a second timing by 3D points and including second objects, the second timing being different from the first timing; detecting, by use of attribute information of the first objects and the second objects, (i) first 3D points included in the first 3D model and (ii) second 3D points included in the second 3D model and associated with the respective first 3D points; performing alignment of the first 3D model and the second 3D model by use of the first 3D points and the second 3D points; and detecting displacement between the first 3D model and the second 3D model after the alignment.

Displacement detection method, image-capturing instruction method, displacement detection device, and image-capturing instruction device

A moving picture coding apparatus for coding a current block from among blocks in a picture is provided. A motion vector predictor candidate list, having a fixed size, is generated, with the motion vector predictor candidate list including first and second candidates. The motion vector predictor candidate list is generated by: deriving the first candidate from a first motion vector used to code a first block, with the first block being adjacent to the current block; and deriving the second candidate that has a second motion vector that is a non-zero value vector based on an X-Y axis of a fixed offset value, with the second motion vector not being derived by coding a block adjacent to the current block and the fixed offset value being a non-zero value that is added in a picture header and commonly used for the blocks in the picture.

Derivation method and apparatuses with candidate motion vectors

An image coding method includes: writing, into a sequence parameter set, buffer description defining information for defining a plurality of buffer descriptions; writing, into the sequence parameter set, reference list description defining information for defining a plurality of reference list descriptions corresponding to the buffer descriptions; and writing, into a first header of each processing unit which is included in a coded bitstream, buffer description selecting information for specifying a selected buffer description.

Image coding method, image decoding method, image coding apparatus, image decoding apparatus, and image coding and decoding apparatus

A moving picture coding includes: coding a first flag indicating whether or not temporal motion vector prediction is used; when the first flag indicates that the temporal motion vector prediction is used: coding a first parameter for calculating the temporal predictive motion vector; wherein when the first flag indicates that the temporal motion vector prediction is not used, the first parameter is not coded.

Moving picture coding method, moving picture decoding method, moving picture coding apparatus, moving picture decoding apparatus, and moving picture coding and decoding apparatus

A three-dimensional reconstruction method of generating a three-dimensional model including a three-dimensional point cloud using images obtained by image capturing devices that capture a common three-dimensional space includes acquiring the images captured at corresponding timings and generating three-dimensional points based on the acquired images. The generating includes generating one or more first three-dimensional points based on a result of a first matching performed on points in two or more first images obtained by two or more first image capturing devices, of the image capturing devices, having fields of view with higher similarity than a predetermined threshold, and generating one or more second three-dimensional points based on a result of a second matching performed on points in two or more second images obtained by two or more second image capturing devices, included in the image capturing devices, having fields of view with lower similarity than the predetermined threshold.

Three-dimensional reconstruction method, three-dimensional reconstruction device, and computer

A moving picture decoding apparatus for decoding a current block of a picture is provided. A motion vector candidate list includes motion vector candidates. Each motion vector candidate includes a value. A second candidate is arranged before a first candidate in the motion vector candidate list. The first candidate is sorted before the second candidate in the motion vector candidate list based on the value of the first candidate and the value of the second candidate. An index identifying a motion vector candidate from the motion vector candidate list is decoded, and the current block is generated using the identified motion vector candidate. The value of the first candidate is higher than the value of the second candidate, and the value is based on a number of times the candidate is selected as a motion vector predictor for neighboring blocks.

Coding method and apparatus with candidate motion vectors

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Osaka, Japan

Toru Matsunobu