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    • 11. 发明公开
    • Devices and methods for dynamic broadcast
    • Vorrichtungen und Verfahrenfürdynamischen Rundfunk
    • EP2667528A1
    • 2013-11-27
    • EP13167308.9
    • 2013-05-10
    • Sony Corporation
    • Reimers, UlrichPalka, PiotrBremer, Markus
    • H04H20/42H04H60/41H04W16/14H04W36/06
    • H04L29/06476H04H20/42H04H60/41H04W16/14
    • A dynamic broadcast system as well as a spectrum management device for use in such a dynamic broadcast system are presented. A dynamic white space database unit stores and dynamically updates a dynamic white space database of frequency resources, which are assigned for broadcasting broadcast content but can locally not be used for broadcasting. One or more white space devices are provided that can make use of frequency resources, which are comprised in the dynamic white space database. A spectrum server dynamically manages frequency resources, which are comprised in the dynamic white space database, for use by the one or more white space devices that can make use of frequency resources, which are comprised in the dynamic white space database.
    • 提出了动态广播系统以及用于这种动态广播系统的频谱管理装置。 动态白空间数据库单元存储和动态地更新频率资源的动态白空间数据库,其被分配用于广播广播内容,但是可以在本地不用于广播。 提供了一个或多个可以利用包含在动态空白数据库中的频率资源的空白设备。 频谱服务器动态地管理包含在动态白空间数据库中的频率资源,供一个或多个可利用频率资源的空白设备使用,这些空白设备包含在动态空白数据库中。
    • 12. 发明公开
    • Radio broadcasting receiver
    • Funkrundfunkempfänger
    • EP2493098A1
    • 2012-08-29
    • EP12156588.1
    • 2012-02-22
    • Pioneer CorporationAisin AW Co., Ltd.
    • Araki, MorioTsukamoto, JunHori, TakahisaYamazaki, KazujiHirano, HiroakiKachi, Shinji
    • H04H60/41H04H20/42
    • H04H60/41H04H20/426H04H60/73H04H2201/13
    • A radio broadcasting receiver is provided that can reduce the period of time required for band scanning. The radio broadcasting receiver that receives a radio broadcast wave multiplexed with an audio signal corresponding to a broadcast program and a broadcast-related information signal including first information about the broadcast program. The radio broadcasting receiver includes a control part that performs band scanning to detect whether or not broadcasting can be received for each frequency. At a time of the band scanning, the control part performs operation of acquisition of the first information when both following conditions are satisfied: a condition that the broadcasting can be received at a selected frequency; and a condition that the first information corresponding to the selected frequency does not exist in a previous list of receivable frequencies created at a time of previous band scanning when the previous list of receivable frequencies is referred.
    • 提供了能够减少频带扫描所需时间的无线电广播接收机。 接收与广播节目相对应的音频信号复用的无线电广播波的无线电广播接收机和包括关于广播节目​​的第一信息的广播相关信息信号。 无线电广播接收机包括执行频带扫描以检测是否可以针对每个频率接收广播的控制部分。 在频带扫描时,当满足以下条件时,控制部分执行获取第一信息的操作:可以以选定频率接收广播的条件; 并且当参考先前的可接收频率列表时,在先前频带扫描时创建的可接收频率的先前列表中不存在对应于所选频率的第一信息的条件。