Method and data carrier for handling a database
    2.
    发明申请
    Method and data carrier for handling a database 审中-公开
    用于处理数据库的方法和数据载体

    公开(公告)号:US20060173890A1

    公开(公告)日:2006-08-03

    申请号:US10564399

    申请日:2004-07-16

    IPC分类号: G06F17/00

    CPC分类号: G11B7/006 G11B20/1217

    摘要: In the field of data storage on limited rewritability storage media, handling frequently changing databases may lead to unequal wear of storage segments. The invention discloses a method for modifying a database file, which ensures maximally distributed segment wear in that any writing of data records uses a next available segment after the last written segment; and a reading method. A data carrier according to the method, containing a database file with records having version numbers is also disclosed.

    摘要翻译: 在有限可重写存储介质上的数据存储领域,处理频繁变化的数据库可能导致存储段的不均匀磨损。 本发明公开了一种用于修改数据库文件的方法,其确保最大分布的段损耗,因为数据记录的任何写入在最后写入的段之后使用下一个可用段; 和阅读方法。 还公开了一种包含具有版本号记录的数据库文件的根据该方法的数据载体。

    Database model for hierarchical data formats
    5.
    发明申请
    Database model for hierarchical data formats 审中-公开
    分层数据格式的数据库模型

    公开(公告)号:US20050222964A1

    公开(公告)日:2005-10-06

    申请号:US10522257

    申请日:2003-07-16

    IPC分类号: G06F17/30 G06F7/00

    CPC分类号: G06F16/284 G06F16/986

    摘要: The present invention relates to a method for mapping a hierarchical data format to a relational database management system. It is an object of the invention to provide a method for mapping a hierarchical data format comprising descriptors to a relational database management system capable of handling diverse types of hierarchical descriptors in a fast manner for inserting descriptors, reading parts of descriptors, reading whole descriptors and performing fast text queries. According to the invention, the descriptors are separated into portions of a common format, which are stored in a relation in the relational database.

    摘要翻译: 本发明涉及将分层数据格式映射到关系数据库管理系统的方法。 本发明的目的是提供一种用于将包括描述符的分层数据格式映射到能够以快速方式处理各种类型的分层描述符的关系数据库管理系统的方法,用于插入描述符,读取部分描述符,读取整个描述符,以及 执行快速文本查询。 根据本发明,描述符被分成通用格式的部分,它们以关系数据库中的关系存储。

    Method and apparatus for simplifying the access of metadata
    6.
    发明授权
    Method and apparatus for simplifying the access of metadata 有权
    用于简化元数据访问的方法和装置

    公开(公告)号:US07295755B2

    公开(公告)日:2007-11-13

    申请号:US10155371

    申请日:2002-05-23

    IPC分类号: G11B27/00 H04N5/91

    摘要: Available storage media capacity for personal video recording increases continuously. metadata can be used to organize the recordings, search for content and access specific recordings. If metadata are embedded within the multimedia content itself, like DVB specific Service Information, which are multiplexed with the audio and video streams to form a MPEG-2 transport stream, a search based on this metadata would require an inefficient and time consuming search through all multimedia content stored. According to the invention metadata information is gathered, analyzed and processed to form metadata entities, which are amended by a reference to the content itself. A descriptor stream is formed from the resulting pairs of metadata entities and references to the content and is stored separately from the files comprising multimedia content. In this way, for data of an MPEG-2 transport stream the metadata can be accessed without a need to reparse the entire stream.

    摘要翻译: 用于个人视频录制的可用存储媒体容量不断增加。 元数据可用于组织录音,搜索内容并访问特定录音。 如果元数据被嵌入在多媒体内容本身内,如DVB特定服务信息,其与音频和视频流复用以形成MPEG-2传输流,则基于该元数据的搜索将需要所有的低效和耗时的搜索 存储多媒体内容 根据本发明,收集,分析和处理元数据信息以形成元数据实体,其通过参考内容本身进行修改。 从所得到的元数据实体对和对内容的引用形成描述符流,并且与包括多媒体内容的文件分开存储。 以这种方式,对于MPEG-2传输流的数据,可以访问元数据而不需要重新分析整个流。

    Method and apparatus for simplifying the access of metadata
    7.
    发明授权
    Method and apparatus for simplifying the access of metadata 有权
    用于简化元数据访问的方法和装置

    公开(公告)号:US08909026B2

    公开(公告)日:2014-12-09

    申请号:US11906284

    申请日:2007-10-01

    摘要: Available storage media capacity for personal video recording increases continuously. metadata can be used to organize the recordings, search for content and access specific recordings. If metadata are embedded within the multimedia content itself, like DVB specific Service Information, which are multiplexed with the audio and video streams to form a MPEG-2 transport stream, a search based on this metadata would require an inefficient and time consuming search through all multimedia content stored. According to the invention metadata information is gathered, analyzed and processed to form metadata entities, which are amended by a reference to the content itself. A descriptor stream is formed from the resulting pairs of metadata entities and references to the content and is stored separately from the files comprising multimedia content. In this way, for data of an MPEG-2 transport stream the metadata can be accessed without a need to reparse the entire stream.

    摘要翻译: 用于个人视频录制的可用存储媒体容量不断增加。 元数据可用于组织录音,搜索内容并访问特定录音。 如果元数据被嵌入在多媒体内容本身内,如DVB特定服务信息,其与音频和视频流复用以形成MPEG-2传输流,则基于该元数据的搜索将需要所有的低效和耗时的搜索 存储多媒体内容 根据本发明,收集,分析和处理元数据信息以形成元数据实体,其通过参考内容本身进行修改。 从所得到的元数据实体对和对内容的引用形成描述符流,并且与包括多媒体内容的文件分开存储。 以这种方式,对于MPEG-2传输流的数据,可以访问元数据而不需要重新分析整个流。

    Method and apparatus for simplifying the access of metadata
    8.
    发明申请
    Method and apparatus for simplifying the access of metadata 有权
    用于简化元数据访问的方法和装置

    公开(公告)号:US20080043836A1

    公开(公告)日:2008-02-21

    申请号:US11906284

    申请日:2007-10-01

    IPC分类号: H04N11/02

    摘要: Available storage media capacity for personal video recording increases continuously. metadata can be used to organize the recordings, search for content and access specific recordings. If metadata are embedded within the multimedia content itself, like DVB specific Service Information, which are multiplexed with the audio and video streams to form a MPEG-2 transport stream, a search based on this metadata would require an inefficient and time consuming search through all multimedia content stored. According to the invention metadata information is gathered, analyzed and processed to form metadata entities, which are amended by a reference to the content itself. A descriptor stream is formed from the resulting pairs of metadata entities and references to the content and is stored separately from the files comprising multimedia content. In this way, for data of an MPEG-2 transport stream the metadata can be accessed without a need to reparse the entire stream.

    摘要翻译: 用于个人视频录制的可用存储媒体容量不断增加。 元数据可用于组织录音,搜索内容并访问特定录音。 如果元数据被嵌入在多媒体内容本身内,如DVB特定服务信息,其与音频和视频流复用以形成MPEG-2传输流,则基于该元数据的搜索将需要所有的低效和耗时的搜索 存储多媒体内容 根据本发明,收集,分析和处理元数据信息以形成元数据实体,其通过参考内容本身进行修改。 从所得到的元数据实体对和对内容的引用形成描述符流,并且与包括多媒体内容的文件分开存储。 以这种方式,对于MPEG-2传输流的数据,可以访问元数据而不需要重新分析整个流。

    Database model for hierarchical data formats
    9.
    发明授权
    Database model for hierarchical data formats 有权
    分层数据格式的数据库模型

    公开(公告)号:US07269582B2

    公开(公告)日:2007-09-11

    申请号:US10819750

    申请日:2004-04-07

    IPC分类号: G06F17/30 G06F17/00

    摘要: The present invention relates to a method for ensuring data consistency upon mapping of a hierarchical data format to a relational database management system.According to the invention, a method for ensuring data consistency upon storage of a data item in a database, the data item having an identifier and a locator for linking the data item to a destination, whereby the identifier and the locator are stored in the database in addition to the data item, comprises the steps of: checking (11) whether the current combination of identifier and locator has already been stored in the database, and using (12) the stored combination of the data item if this is the case, in case the current combination of identifier and locator has not yet been stored in the database, checking (13, 15) whether either the identifier or the locator has already been stored in the database, replacing (14, 16) the current combination of identifier and locator with a univocal combination if this is the case, and storing (17) the univocal combination together with the data item, and storing (17) the current combination of identifier and locator together with the data item else.

    摘要翻译: 本发明涉及一种在将分层数据格式映射到关系数据库管理系统时确保数据一致性的方法。 根据本发明,一种用于在数据库中存储数据项时确保数据一致性的方法,具有用于将数据项链接到目的地的标识符和定位符的数据项,由此将标识符和定位符存储在数据库中 除了数据项之外,还包括以下步骤:检查(11)当前的标识符和定位符的组合是否已被存储在数据库中,并且如果是这种情况,则使用(12)所存储的数据项的组合, 在标识符和定位符的当前组合尚未存储在数据库中的情况下,检查(13,15)是否已经将标识符或定位符存储在数据库中,替换(14,16)当前的标识符组合 和定位器,如果是这种情况,则具有单一的组合,并且将数据项与单一组合一起存储(17),并将标识符和定位符的当前组合与 数据项其他。

    Method for managing elements of a peer-group
    10.
    发明授权
    Method for managing elements of a peer-group 有权
    用于管理对等组的元素的方法

    公开(公告)号:US07543022B2

    公开(公告)日:2009-06-02

    申请号:US11217913

    申请日:2005-09-01

    IPC分类号: G06F15/16

    摘要: For the creation and self-organization of peer-groups the JXTA protocol may be used, which includes messages such as peer or peer-group advertisements and services such as the discovery service. Conventional peer-groups of this type are static and need restart after any modification, e.g. a new service. A method for dynamically managing hardware and/or software elements, e.g. services, utilized and/or offered by such peer-groups comprises detecting a change within a peer-group, creating a new peer-group identifier, publishing within the peer-group a first peer-group advertisement message that includes the current and the new peer-group identifier and pointers to current services including the detected modification, accepting the new peer-group identifier by the other peer-group members, and publishing a second peer-group advertisement message in the superordinate peer-group, wherein both advertisement messages may be identical. Thus, peer-groups may operate continuously while peers modify, add or delete services.

    摘要翻译: 对于对等组的创建和自组织,可以使用JXTA协议,其包括诸如对等体或对等组广告的消息以及诸如发现服务的服务。 这种类型的常规对等组是静态的,并且需要在任何修改之后重新启动,例如。 一项新服务。 一种用于动态管理硬件和/或软件元件的方法,例如 由这些对等组群使用和/或提供的服务包括检测对等组中的变化,创建新的对等组标识符,在对等组内发布包括当前和新的第一对等组广告消息 对等组标识符和指向当前业务的指针,包括检测到的修改,由其他对等体组成员接受新的对等体组标识符,以及在上级对等体组中发布第二对等体组通告消息,其中两个广告消息可以 相同 因此,对等体组可以连续操作,而对等体修改,添加或删除服务。