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公开(公告)号：US20170251166A1
公开(公告)日：2017-08-31
申请号：US15593495
申请日：2017-05-12
Inventor： Tadamasa TOMA , Masayuki KOZUKA , Hiroshi YAHATA , Takahiro NISHI , Kengo TERADA
CPC classification number: H04N9/8715 , G06F3/14 , G11B20/10 , H04N7/0125 , H04N7/015 , H04N9/642 , H04N9/87 , H04N11/002 , H04N21/431
Abstract: A method to be performed by a playback device includes determining whether the playback device has a function for converting first graphics in a second luminance range narrower than a first luminance range to second graphics in the first luminance range, when the playback device has the function, converting the first graphics to the second graphics, and displaying a video in the first luminance range with the second graphics being superimposed on the video, and when the playback device does not have the function, displaying the video with third graphics different from the second graphics being superimposed on the video.
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公开(公告)号：US20170237933A1
公开(公告)日：2017-08-17
申请号：US15583071
申请日：2017-05-01
Inventor： Kengo TERADA , Masayuki KOZUKA , Takahiro NISHI , Tadamasa TOMA
CPC classification number: H04N5/57 , G06F3/14 , G09G5/10 , G09G2320/0276 , G09G2370/04 , H04N5/20 , H04N5/76 , H04N7/01 , H04N7/0125 , H04N7/015 , H04N9/7925 , H04N9/87
Abstract: A display system includes a conversion apparatus converting video luminance including a luminance value in a first luminance range and a display apparatus connected thereto and displaying the video. The conversion apparatus includes a first acquisition unit, a first luminance converter, a second luminance converter, a quantization converter, and an output unit outputting a third luminance signal to the display apparatus. The display apparatus includes: a second acquisition unit acquiring the third luminance signal and setting information indicating display settings recommended to the display apparatus in display of the video; a display setting unit setting the display apparatus, using the setting information; a third luminance converter converting a third code value indicated by the third luminance signal into a second luminance value compatible with a second luminance range, using the setting information; and a display controller displaying the video on the display apparatus based on the second luminance value.
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公开(公告)号：US20170237932A1
公开(公告)日：2017-08-17
申请号：US15583050
申请日：2017-05-01
Inventor： Kengo TERADA , Masayuki KOZUKA , Takahiro NISHI , Tadamasa TOMA
CPC classification number: H04N5/57 , G06F3/14 , G09G5/10 , G09G2320/0276 , G09G2370/04 , H04N5/20 , H04N5/76 , H04N7/01 , H04N7/0125 , H04N7/015 , H04N9/7925 , H04N9/87
Abstract: A display system includes a conversion apparatus converting video luminance including a luminance value in a first luminance range and a display apparatus connected thereto and displaying the video. The conversion apparatus includes a first acquisition unit, a first luminance converter, a second luminance converter, a quantization converter, and an output unit outputting a third luminance signal to the display apparatus. The display apparatus includes: a second acquisition unit acquiring the third luminance signal and setting information indicating display settings recommended to the display apparatus in display of the video; a display setting unit setting the display apparatus, using the setting information; a third luminance converter converting a third code value indicated by the third luminance signal into a second luminance value compatible with a second luminance range, using the setting information; and a display controller displaying the video on the display apparatus based on the second luminance value.
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公开(公告)号：US20170207869A1
公开(公告)日：2017-07-20
申请号：US15478387
申请日：2017-04-04
Inventor： Noritaka IGUCHI , Tadamasa TOMA
IPC: H04H60/40 , H04N21/236 , H04N21/434 , H04N21/2389 , H04N21/63 , H04H20/95 , H04N21/643
CPC classification number: H04H60/40 , H04H20/95 , H04N21/23605 , H04N21/23611 , H04N21/23614 , H04N21/23892 , H04N21/434 , H04N21/631 , H04N21/64322
Abstract: A transmission method according to one aspect of the present disclosure is a transmission method for transmitting content through broadcasting, including: generating a plurality of frames for transfer, each of which includes a plurality of first transfer units in which the content is to be stored, each of the plurality of frames having a fixed length, each of the plurality of first transfer units having a variable length; and transmitting the plurality of frames generated. The generating includes sequentially placing the plurality of first transfer units into the plurality of frames, and in the placing, even when a data size of a current first transfer unit to be processed is smaller than a remaining capacity of a current frame to be processed, the current first transfer unit is placed into a next frame.
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25.发明公开公开(公告)号：US20240340462A1
公开(公告)日：2024-10-10
申请号：US18748904
申请日：2024-06-20
Inventor： Virginie DRUGEON , Takahiro NISHI , Tadamasa TOMA
IPC: H04N19/70 , H02M1/00 , H02M1/084 , H02M1/14 , H04N7/01 , H04N19/85 , H04N19/98 , H04N21/2343 , H04N21/236 , H04N21/434 , H04N21/4402 , H05B45/37 , H05B47/10 , H05B47/11 , H05B47/19
CPC classification number: H04N19/70 , H02M1/084 , H02M1/14 , H04N7/0117 , H04N19/85 , H04N19/98 , H04N21/2343 , H04N21/236 , H04N21/23614 , H04N21/4345 , H04N21/4402 , H05B45/37 , H05B47/10 , H05B47/11 , H05B47/19 , H02M1/0009
Abstract: A data generation method is for generating video data that covers a second luminance dynamic range wider than a first luminance dynamic range and has reproduction compatibility with a first device that does not support reproduction of video having the second luminance dynamic range and supports reproduction of video having the first luminance dynamic range, and includes: generating a video signal to be included in the video data using a second OETF; storing, into VUI in the video data, first transfer function information for identifying a first OETF to be referred to by the first device when the first device decodes the video data; and storing, into SEI in the video data, second transfer function information for identifying a second OETF to be referred to by a second device supporting reproduction of video having the second luminance dynamic range when the second device decodes the video data.
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Patent Agency Ranking
26.发明公开公开(公告)号：US20240340461A1
公开(公告)日：2024-10-10
申请号：US18748860
申请日：2024-06-20
Inventor： Virginie DRUGEON , Takahiro NISHI , Tadamasa TOMA
IPC: H04N19/70 , H02M1/00 , H02M1/084 , H02M1/14 , H04N7/01 , H04N19/85 , H04N19/98 , H04N21/2343 , H04N21/236 , H04N21/434 , H04N21/4402 , H05B45/37 , H05B47/10 , H05B47/11 , H05B47/19
CPC classification number: H04N19/70 , H02M1/084 , H02M1/14 , H04N7/0117 , H04N19/85 , H04N19/98 , H04N21/2343 , H04N21/236 , H04N21/23614 , H04N21/4345 , H04N21/4402 , H05B45/37 , H05B47/10 , H05B47/11 , H05B47/19 , H02M1/0009
Abstract: A data generation method is for generating video data that covers a second luminance dynamic range wider than a first luminance dynamic range and has reproduction compatibility with a first device that does not support reproduction of video having the second luminance dynamic range and supports reproduction of video having the first luminance dynamic range, and includes: generating a video signal to be included in the video data using a second OETF; storing, into VUI in the video data, first transfer function information for identifying a first OETF to be referred 10 to by the first device when the first device decodes the video data; and storing, into SEI in the video data, second transfer function information for identifying a second OETF to be referred to by a second device supporting reproduction of video having the second luminance dynamic range when the second device decodes the video data.
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27.发明公开公开(公告)号：US20240233682A1
公开(公告)日：2024-07-11
申请号：US18616558
申请日：2024-03-26
Inventor： Tadamasa TOMA , Takahiro NISHI , Noritaka IGUCHI
IPC: G09G5/10 , G06F3/14 , G09G3/34 , G09G3/36 , H04N5/20 , H04N19/186 , H04N19/46 , H04N19/70 , H04N19/85 , H04N21/235 , H04N21/431 , H04N21/435
CPC classification number: G09G5/10 , G06F3/14 , H04N19/186 , H04N19/46 , H04N19/70 , H04N21/235 , H04N21/2353 , H04N21/431 , H04N21/4318 , H04N21/435 , G09G3/3406 , G09G3/36 , G09G2320/0276 , G09G2320/0613 , G09G2320/0673 , G09G2340/02 , G09G2340/0407 , G09G2340/0428 , G09G2370/04 , H04N5/20 , H04N19/85
Abstract: Provided is a video reception method performed by a video reception apparatus including a display. The video reception method includes: receiving a reception signal multiplexed from a video signal and an audio signal; obtaining the video signal and first transfer characteristics information by demultiplexing the reception signal, the first transfer characteristics information being information for specifying, per random access unit, a transfer function corresponding to a luminance dynamic range of the video signal; obtaining video data by decoding the video signal obtained; and displaying the video data while controlling a luminance dynamic range of the display per random access unit according to the first transfer characteristics information.
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28.发明公开公开(公告)号：US20240007683A1
公开(公告)日：2024-01-04
申请号：US18368659
申请日：2023-09-15
Inventor： Takahiro NISHI , Tadamasa TOMA
IPC: H04N19/98 , H04N19/136 , H04N19/44 , H04N19/46 , H04N19/895 , H04N21/236 , H04N21/2362 , H04N21/431 , H04N21/434 , H04N21/845
CPC classification number: H04N19/98 , H04N19/136 , H04N19/44 , H04N19/46 , H04N19/895 , H04N21/23614 , H04N21/2362 , H04N21/431 , H04N21/434 , H04N21/4345 , H04N21/4348 , H04N21/845
Abstract: Provided is a video reception method performed by a video reception apparatus including a display. The video reception method includes: receiving a reception signal multiplexed from video data and audio data; outputting, as first transfer characteristics information, transfer characteristics obtained by demultiplexing the reception signal; outputting, as second transfer characteristics information, transfer characteristics obtained by decoding the video data, the second transfer characteristics information being information for specifying, at frame accuracy, a transfer function corresponding to a luminance dynamic range of the video data; and displaying the video data while controlling a luminance dynamic range of the display at frame accuracy according to the second transfer characteristics information.
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29.发明公开公开(公告)号：US20230276083A1
公开(公告)日：2023-08-31
申请号：US18143725
申请日：2023-05-05
Inventor： Tadamasa TOMA , Takahiro NISHI , Noritaka IGUCHI
IPC: H04N21/2343 , H04N19/30 , H04N19/89 , G06T5/00 , H04N21/234 , H04N21/236 , H04N21/434 , H04N21/4402 , H04N21/485
CPC classification number: H04N21/2343 , H04N19/30 , H04N19/89 , G06T5/007 , H04N21/23418 , H04N21/23614 , H04N21/4348 , H04N21/4402 , H04N21/4854 , G06T2207/20208
Abstract: A video transmission method according to the present disclosure includes: generating a transmission signal including, in a time series, first video data having a first luminance dynamic range and second video data having a second luminance dynamic range wider than the first luminance dynamic range; and transmitting the transmission signal generated. In the generating of the transmission signal, a signal level corresponding to a luminance value is limited to a value lower than a limit value that is predetermined, in a transition period provided for switching from one of the first video data and the second video data to the other.
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公开(公告)号：US20230245252A1
公开(公告)日：2023-08-03
申请号：US18131782
申请日：2023-04-06
Inventor： Hiroshi YAHATA , Takahiro NISHI , Tadamasa TOMA , Toshiyasu SUGIO
IPC: G06Q50/12 , G16H20/60 , G06F9/451 , G06Q30/0601
CPC classification number: G06Q50/12 , G16H20/60 , G06F9/451 , G06Q30/0627 , G06Q30/0635 , G06Q30/0641
Abstract: A method acquires, on a basis of a restaurant ID, menu information indicating one or more foods provided by a restaurant over a network from a second server associated with the restaurant corresponding to the restaurant ID, acquires, from a first server, religion information, extracts one or more first foods compatible with the religion information on a basis of the menu information and the religion information, displays the one or more first foods through a second operation screen for accepting an order of a food to be provided by the restaurant of a user, and transmits food order information indicating a food selected from among the one or more first foods to the second server.
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