Panasonic Intellectual Property Corporation of America

Panasonic Intellectual Property Management Co., Ltd.

Sun Patent Trust

Kubota Corporation

Panasonic Corporation

Daikin Industries, Ltd.

Other

Sovereign Peak Ventures, LLC

Satoshi Yoshikawa

Toru Matsunobu

Toshiyasu Sugio

Tatsuya Koyama

Takahiro Nishi

Kengo Terada

Hisao Sasai

Tadamasa Toma

Masaki Fukuda

Kensho Teranishi

Yoichi Sugino

Pongsak Lasang

Chi Wang

Masanori Kimura

Ukyou Katsura

Tomonari Tsuchida

Akihiro Matsuzaki

Hidetoshi Hana

Michita Kono

Kazuya Maeda

Noriaki Takewa

Zhen Peng Bian

Keng Liang Loi

Takuya Inamori

Jian Gao

Pradit Mittrapiyanuruk

Yuki Murakami

Chisato Yamashita

Wataru Aoto

Toyohiko Kumatori

Makoto Kohrin

Shunsuke Yasugi

Shuuhei Sasakura

Kensuke Taira

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 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

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 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 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 video encoding method of performing scalable encoding on input video includes: determining a total number of layers of the scalable encoding to be less than or equal to a maximum layer count determined according to a frame rate; and performing the scalable encoding on the input video to generate a bitstream, using the determined total number of layers.

Video encoding method, video decoding method, video encoding apparatus, and video decoding apparatus

A three-dimensional model generation method executed by an information processing device includes: obtaining a first three-dimensional model from a measuring device that emits an electromagnetic wave and obtains a reflected wave which is the electromagnetic wave reflected by a measurement target to thereby generate a first three-dimensional model including first position information indicating first three-dimensional positions in the measurement target; obtaining a multi-viewpoint image generated by one or more cameras shooting the measurement target from different positions; and generating a second three-dimensional model by enhancing the definition of the first three-dimensional model using the multi-viewpoint image.

Three-dimensional model generation method, information processing device, and medium

A display method is a display method performed by a display device that operates in conjunction with a mobile object, and includes: determining which one of first surrounding information, which is video showing a surrounding condition of the mobile object and is generated using two-dimensional information, and second surrounding information, which is video showing the surrounding condition of the mobile object and is generated using three-dimensional data, is to be displayed, based on a driving condition of the mobile object; and displaying the one of the first surrounding information and the second surrounding information that is determined to be displayed.

Display method and display device for providing surrounding information based on driving condition

An object amount calculation apparatus includes: a receiver configured to obtain a first three-dimensional model and a second three-dimensional model different from the first three-dimensional model, each of the first three-dimensional model and the second three-dimensional model representing a same space, each of the first three-dimensional model and the second three-dimensional model being constituted with regions having respective attributes; and a processor configured to: align the first three-dimensional model and the second three-dimensional model based on at least one attribute of the first three-dimensional model and the second three-dimensional model; calculate, for each of the attributes, a difference between the first three-dimensional model aligned and the second three-dimensional model aligned; and output (i) a total amount of differences corresponding to two or more attributes among the attributes and (ii) information on the two or more attributes.

Object amount calculation apparatus and object amount calculation method

A shooting method executed by a shooting device includes: shooting first images of a target space; generating a first three-dimensional point cloud of the target space, based on the first images and a first shooting position and a first shooting orientation of each of the first images; and determining a first region of the target space for which generating a second three-dimensional point cloud which is denser than the first three-dimensional point cloud is difficult, using the first three-dimensional point cloud and without generating the second three-dimensional point cloud. The determining includes generating a mesh using the first three-dimensional point cloud, and determining the region other than a second region of the target space for which the mesh is generated.

Shooting method, shooting instruction method, shooting device, and shooting instruction device

A decoder includes a memory and a processor coupled to the memory. The processor is configured to obtain first information from a bitstream, the first information indicating a number of first points in a current picture. The processor is also configured to determine second information provided for each of the first points based on the first information, the second information indicating a difference between a coordinate value of a first point and a coordinate value of a corresponding second point, the corresponding second point being included in a reference picture. The processor is further configured to generate a prediction image of a current block by performing an affine prediction according to the determined second information.

Prediction image generation method, image coding method, image decoding method, and prediction image generation apparatus

A three-dimensional data creation method in a client device includes: creating three-dimensional data of a surrounding area of the client device using sensor information that is obtained through a sensor equipped in the client device and indicates a surrounding condition of the client device; estimating a self-location of the client device using the three-dimensional data created; and transmitting the sensor information obtained to a server or an other client device.

Growing community of inventors

Hyogo, Japan

Satoshi Yoshikawa