Panasonic Corporation

Panasonic Intellectual Property Management Co., Ltd.

Matsushita Electric Industrial Co., Ltd.

Yoshiichiro Kashiwagi

Masayuki Kozuka

Yoshihiro Mori

Kazuhiko Nakamura

Takumi Hasebe

Tomoyuki Okada

Yoshihisa Fukushima

Kazuhiro Tsuga

Yasushi Azumatani

Toshiyuki Kawara

Kenichi Matsui

Shinya Kadono Kadono

Mitsuaki Oshima

Tao Chen

Jiuhuai Lu

Toshiroh Nishio

Takeshi Hirota

Kazuhiko Kouno

Chong Soon Lim

Hiroshi Yahata

Masaya Yamamoto

Yasutoshi Yamamoto

Toshiro Nishio

Junya Suzuki

Hiroyasu Makino

Makoto Serizawa

Suguru Ogawa

Yasushi Uesaka

Susumu Miyajima

Akira Yoneda

Takahiro Yamaguchi

Toshiyuki Fukushima

Takahiro Nishi

Hisao Sasai

Tomoki Ogawa

Hideki Fukuda

Taiji Sasaki

Kenji Tagawa

Shigeo Sakaue

Germano Leichsenring

Kojiro Kawasaki

Atsushi Ito

Yasuhiko Yamane

Tomohiro Matsumoto

Toshiya Noritake

Yi Zhao

Kiyoaki Watanabe

A video display system includes: an observation device including a capturing unit that generates a wide-angle video, and a data obtainment unit that obtains data related to a position and/or direction of a target in the wide-angle video to be gazed at by a user of a display device and cue information for informing of a change in the state of the observation system; and a VR device including a reception unit that receives the data and the cue information, and a differential calculation that calculates a relative position and/or direction of the gazing target relative to the position and/or direction of the display device in the wide-angle video, based on a difference between the position and/or direction of the display device in the wide-angle video and the position and/or direction of the gazing target in metadata.

Video display system, information processing device, information processing method, and recording medium

A video display system includes: an observation device, a data obtainment unit that obtains data related to a movement direction of the capturing unit, and a metadata composition unit that obtains metadata based on the obtained data; and a VR device including: a reception unit that receives the metadata; an orientation estimation unit that estimates an orientation of the display device; a differential calculation unit that calculates a relative movement direction of the capturing unit based on a difference between the orientation of the display device and the movement direction of the capturing unit in the metadata; a presentation unit that presents the calculated relative movement direction to a user of a display device; a video generation unit that generates a display video; and a VR device including a display device that displays the display video.

Video display system, information processing method, and recording medium

A video display system includes: a VR system including a display that displays a VR space to a participant who participates in a VR experience, and an audio processor that receives and outputs voice; an explainer terminal that receives and outputs voice from and to an explainer who provides an explanation to the participant in the VR space; a video distributor that distributes a 360-degree video for the VR space to the VR system; an audio conversation unit that assists an audio conversation between the participant and the explainer; and a controller that manages an operation mode that selectively takes a first state in which questions from the participant to the explainer are not allowed, a second state in which questions are allowed, and a third state in which a question is being asked, and causes the VR system to display information specifying the operation mode on the display.

Video display system and video display method

A display device includes: a first closed-bottomed lens tube including a first display part on the closed bottom for displaying a first image; a second closed-bottomed lens tube including a second display part on the closed bottom for displaying a second image; and an adjustment mechanism that couples the first lens tube and the second lens tube and is capable of adjusting a distance between the first lens tube and the second lens tube. The adjustment mechanism includes an operable part that adjusts the distance between the first lens tube and the second lens tube.

Display device

A display device includes: a first closed-bottom lens tube including a first display part on the closed bottom for displaying a first image; a second closed-bottom lens tube including a second display part on the closed bottom for displaying a second image; an adjustment mechanism including a first rod that extends from the first lens tube and a second rod that extends from the second lens tube and is rotatably connected relative to the first rod; and an image maintainer that, in accordance with the angle of rotation of the first and second rods of the adjustment mechanism, rotates the first and second display parts relative to the first and second lens tubes to bring the horizontal directions of the first and second display parts closer to the arrangement direction of the first and second lens tubes.

A display device includes: a closed-bottomed first lens tube including a first display part on the closed bottom for displaying a first image; a closed-bottomed second lens tube including a second display part on the closed bottom for displaying a second image; an adjustment mechanism including an operable part that is provided between and adjusts a distance between the first and second lens tubes; and an eye cup provided for each of the first and second lens tubes that is tubular and detachably attached to the open end of the first or second lens tube. The eye cup includes: an insertion part that is tubular and inserted inside the first or second lens tube; and a cup part having a curved sheet shape that extends outside of the first or second lens tube.

A display device includes: a first closed-bottom lens tube including a first display part on the closed bottom for displaying a first image; a second closed-bottom lens tube including a second display part on the closed bottom for displaying a second image; an adjustment mechanism including a first rod that extends from the first lens tube and a second rod that extends from the second lens tube and is rotatably connected to the first rod; and an image outputter that outputs the first and second images to the first and second display parts, respectively. The image outputter, in accordance with the angle of rotation of the first and second rods of the adjustment mechanism, controls and outputs the first and second images to bring the horizontal directions thereof closer to the arrangement direction of the first and second lens tubes.

Head mounted display device

A video display device includes: a video receiver that receives video data including a video and dynamic luminance characteristics indicating a time-dependent change in luminance characteristics of the video; a tone mapping processor that, in the case where a luminance region having a luminance less than or equal to a first luminance is defined as a low luminance region, and a luminance region having a luminance exceeding the first luminance is defined as a high luminance region, (i) performs first tone mapping using first conversion characteristics when first luminance characteristics exceed a predetermined threshold value, and (ii) performs second tone mapping using second conversion characteristics when the first luminance characteristics are less than or equal to the predetermined threshold value.

Video display device and video display method

An image processing device includes an acquisition section configured to acquire still image data obtained by imaging, a generator configured to generate, from the still image data acquired by the acquisition section, a logically single data unit including first still image data and second still image data different from each other in luminance dynamic range and reproducible independently from each other, and an output section configured to output the data unit generated by the generator.

Image processing device, reproduction device, image processing method, and reproduction method

A video display apparatus includes: a tone mapping processor that performs a tone mapping process of converting a luminance of a video by using conversion characteristics according to a maximum luminance of the video; and a display that displays the video that has undergone the tone mapping process. The tone mapping processor switches between a first tone mapping process of dynamically changing the conversion characteristics according to a time-dependent change in the maximum luminance of the video and a second tone mapping process that is performed using constant conversion characteristics irrespective of the time-dependent change in the maximum luminance of the video.

Video display apparatus and video display method

A video display system includes: a tone mapping processor; a display; and a metadata processor that generates first dynamic metadata that indicates a maximum luminance that is constant over a plurality of time intervals by using static metadata. The video display system switches between: a first operation of (i) generating the first dynamic metadata by using the static metadata, performed by the metadata processor and (ii) performing the tone mapping process by using the first dynamic metadata, performed by the tone mapping processor; and a second operation of performing the tone mapping process by using second dynamic metadata in which the maximum luminance varies over the plurality of time intervals, performed by the tone mapping processor.

A video processing system includes: an acquirer that acquires video data including a main video; a format acquirer that acquires a display format that indicates a luminance dynamic range format displayable by a video display apparatus; a generator that generates first characteristics information that indicates first dynamic luminance characteristics that correspond to the display format by using the video data when a luminance dynamic range format of the main video indicated by the video data is different from the display format, the first dynamic luminance characteristics being dynamic luminance characteristics indicating a time-dependent change in luminance characteristics of the main video; and a video transmitter that outputs the first characteristics information generated by the generator.

Video processing system and video processing method

A video display system includes: a tone mapping processor that performs a tone mapping process of converting a luminance of a video by using conversion characteristics according to a maximum luminance of the video; and a display that displays the video that has undergone the tone mapping process. The tone mapping processor switches between a first tone mapping process of dynamically changing the conversion characteristics according to a time-depend change in the maximum luminance of the video and a second tone mapping process that is performed using constant conversion characteristics irrespective of the time-depend change in the maximum luminance of the video. When the tone mapping process used is switched from the second tone mapping process to the first tone mapping process, the conversion characteristics used is changed gradually or stepwise from the constant conversion characteristics to dynamically changing conversion characteristics over a plurality of frames.

A video display system includes: a tone mapping processor that performs a tone mapping process of converting a luminance of a video by using conversion characteristics according to a maximum luminance of the video; and a display that displays the video that has undergone the tone mapping process. The tone mapping processor switches between a first tone mapping process of dynamically changing the conversion characteristics according to a time-dependent change in the maximum luminance of the video and a second tone mapping process that is performed using constant conversion characteristics irrespective of the time-dependent change in the maximum luminance of the video.

A video display apparatus includes: a tone mapping processor that converts, by using dynamic metadata indicating a maximum luminance of a video in each of a plurality of time intervals included in a predetermined period, a luminance of the video in each time interval based on conversion characteristics according to the maximum luminance of the video in the time interval; and a display. The tone mapping processor switches between: a first operation of performing the tone mapping process by using first dynamic metadata that indicates the maximum luminance that is constant over the plurality of time intervals, the first dynamic metadata being generated by using static metadata that indicates a maximum luminance of the video in the predetermined period; and a second operation of performing the tone mapping process by using second dynamic metadata in which the maximum luminance varies over the plurality of time intervals.

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Kyoto, Japan

Yoshiichiro Kashiwagi