发明名称 Digital cinema management device and digital cinema management method
摘要 A digital cinema management device includes a control unit that manages keys used when exhibiting contents with playback devices and controls a representation of a management window for performing the key management, in which the control unit displays an arrangement representation in the management window and provides a representation at an arrangement position defined by a playback device and content exhibited by the playback device, the representation representing a status of a key used when decoding content corresponding to the arrangement position with a playback device corresponding to the arrangement position.
申请公布号 US8989384(B2) 申请公布日期 2015.03.24
申请号 US201012661513 申请日期 2010.03.18
申请人 Sony Corporation 发明人 Ogura Misato;Ogawa Katsumi
分类号 H04L29/06;H04N5/765;H04N21/414;H04N21/4627;H04N21/482 主分类号 H04L29/06
代理机构 Lerner, David, Littenberg, Krumholz & Mentlik, LLP 代理人 Lerner, David, Littenberg, Krumholz & Mentlik, LLP
主权项 1. A digital cinema management device comprising: a control unit that manages keys used when exhibiting contents with a number of playback devices and controls a representation of a management window for performing key management; and a connection port, wherein: the control unit causes an arrangement representation in the management window to be displayed and a representation at an arrangement position defined by a playback device, of the number of playback devices, and content exhibited by the playback device to be provided, the representation representing (i) a key status of a key used when decoding content corresponding to the arrangement position with the playback device corresponding to the arrangement position, and (ii) a content status of the content, such that the management window is caused to display both the key status and the content status, in which the key status is selected from a first key status indicative of whether or not the key is stored in the playback device, a second key status indicative of whether or not the key is valid at a current time, and a third key status indicative of a status of a valid period of the key, and the control unit (i) determines a key urgent level for the key and a content urgent level for the content, each of the key urgent level and the content urgent level being respectively selected from three different levels which are each based on a respective number of days left until an exhibition day, and (ii) causes the determined key urgent level and the content urgent to be displayed, in which the three different levels for the key urgent level include a first key level corresponding to a first key number of days until the exhibition day, a second key level corresponding to a second key number of days until the exhibition day, and a third key level corresponding to a third key number of days until the exhibition day, in which the first key number, the second key number and the third key number are different from each other, and in which the three different levels for the content urgent level include a first content level corresponding to a first content number of days until the exhibition day, and a second content level corresponding to a second content number of days until the exhibition day, and a third key level corresponding to a third content number of days until the exhibition day, in which the first content number, the second content number and the third content number are different from each other; wherein the connection port provides the keys to at least one of the playback devices; and the at least one of the playback devices decodes each of the contents having a specific content urgent level with a corresponding key of a specific key urgent level and displays the contents thereat.
地址 JP
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