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    • 7. 发明授权
    • Method and system for preparing a playlist for an internet content provider
    • 用于为互联网内容提供商准备播放列表的方法和系统
    • US09576047B2
    • 2017-02-21
    • US14467975
    • 2014-08-25
    • Panasonic Automotive Systems Company of America, Division of Panasonic Corporation of North America
    • Philipp BrüllArthur TaylorChris DawesMarcelo Diniz
    • G06F17/30H04L29/08H04L29/06H04H20/82H04H60/06H04H60/46H04H60/73
    • G06F17/30699G06F17/30386H04H20/82H04H60/06H04H60/46H04H60/73H04L65/60H04L67/10H04L67/22
    • A computer implemented method is for generating a media playlist including a plurality of tracks to be played on a listener's mobile or stationary client device with Internet radio capabilities, the client device intended to be connected to the Internet. The method comprises: obtaining, as a listener's input into the listener's client device, a playlist definition; selecting, from a plurality of tracks, tracks meeting the playlist definition to form the playlist, wherein the playlist is formed by playlist entries that include track identifications referring to selected ones of the plurality of tracks; tracks present in a remote master media inventory, tracks present in an Internet-based cloud memory environment, and tracks present in a local media content inventory of the listener's client device form the plurality of tracks; selecting tracks that meet the playlist definition includes comparing the playlist definition with entries for tracks in a metadata encyclopedia which includes metadata derived from a master metadata encyclopedia referring to the tracks present in the remote master media inventory and the tracks present in the cloud memory environment, and the local media content inventory kept in the local listener's client device; the metadata encyclopedia is kept locally in the client device; and each entry in the local metadata encyclopedia refers to a respective track and includes at least one track descriptor and at least one similarity data descriptor; and providing the playlist to the listener's client device for obtaining the tracks indicated on the playlist for playing the tracks in the playlist in an order defined in the playlist.
    • 计算机实现的方法是用于生成包括要在具有因特网无线电能力的收听者的移动或固定客户端设备上播放的多个音轨的媒体播放列表,该客户端设备旨在连接到因特网。 该方法包括:作为收听者对听众的客户端设备的输入获得播放列表定义; 从多个轨道中选择符合所述播放列表定义的轨道以形成所述播放列表,其中所述播放列表由包括参考所述多个轨道中的所选轨道的轨道标识的播放列表项形成; 存在于远程主媒体库存中的轨道,存在于基于因特网的云存储器环境中的轨道,以及从多个轨道中呈现在收听者客户端设备的本地媒体内容库存中的轨迹; 选择符合播放列表定义的曲目包括将播放列表定义与元数据百科全书中的曲目的条目进行比较,该元数据百科全书包括参考远程主媒体库存中存在的轨道和存在于云存储器环境中的曲目的从主元数据百科全书导出的元数据, 本地听众客户端设备中存储的本地媒体内容清单; 元数据百科全书保存在客户端设备本地; 并且本地元数据百科全书中的每个条目是指相应的轨道,并且包括至少一个轨道描述符和至少一个相似性数据描述符; 以及将播放列表提供给听众的客户端设备,以获得播放列表中指示的轨道,以播放列表中定义的顺序播放播放列表中的轨道。