Invention Grant
- Patent Title: Video reception method, video transmission method, video reception apparatus, and video transmission apparatus
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Application No.: US15913172Application Date: 2018-03-06
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Publication No.: US10721497B2Publication Date: 2020-07-21
- Inventor: Takahiro Nishi , Tadamasa Toma
- Applicant: Panasonic Intellectual Property Management Co., Ltd.
- Applicant Address: JP Osaka
- Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Current Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Current Assignee Address: JP Osaka
- Agency: Wenderoth, Lind & Ponack, L.L.P.
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@7f4df750
- Main IPC: H04N19/98
- IPC: H04N19/98 ; H04N21/434 ; H04N19/895 ; H04N21/431 ; H04N21/845 ; H04N21/2362 ; H04N21/236 ; H04N19/136 ; H04N19/44 ; H04N19/46

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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