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    • 3. 发明授权
    • Generic data processing engine
    • 通用数据处理引擎
    • US07890978B2
    • 2011-02-15
    • US09827358
    • 2001-04-05
    • Vincent DureauDebra HensgenLudovic PierreJean-Rene Menand
    • Vincent DureauDebra HensgenLudovic PierreJean-Rene Menand
    • H04N5/445
    • H04N21/443H04N21/235H04N21/434H04N21/4345H04N21/435H04N21/8166
    • A generic data processing engine is operable to receive a format definition and process data formatted according to the definition, without use of formatting information in the data. The format definition includes a description of the syntax of the format, and a description of the semantics of the format. The syntax and semantics may be described in the same language or in different languages, and the engine is configured to produce an internal representation of the syntax and semantics. The engine receives queries and uses them together with the internal representation to set masks for the filters. The filters apply the masks to the data and return filtered data to the engine, which may forward a portion of the filtered data to applications, store a portion of the filtered data, set new masks based on a portion of the filtered data, or modify the existing masks based on a portion of the filtered data. The filters may also be configured to return filtered data directly to applications, bypassing the engine.
    • 通用数据处理引擎可操作以接收格式定义并处理根据定义格式化的数据,而不使用数据中的格式化信息。 格式定义包括格式的语法的描述以及格式的语义的描述。 语法和语义可以以相同的语言或不同的语言来描述,并且引擎被配置为产生语法和语义的内部表示。 引擎接收查询并将其与内部表示一起使用以设置过滤器的掩码。 过滤器将掩码应用于数据并将经过滤的数据返回到引擎,引擎可将过滤后的数据的一部分转发到应用程序,存储过滤数据的一部分,基于过滤数据的一部分设置新掩码,或修改 基于过滤数据的一部分的现有掩码。 滤波器还可以被配置为将滤波后的数据直接返回到应用,绕过引擎。
    • 5. 发明授权
    • System of transmitting an interactive TV signal
    • 发送交互式电视信号的系统
    • US5448568A
    • 1995-09-05
    • US234139
    • 1994-04-28
    • Alain DelpuchJean-Rene Menand
    • Alain DelpuchJean-Rene Menand
    • H04N21/235H04N21/236H04N21/2368H04N21/434H04N21/435H04N21/81H04J3/24H04B1/66H04N7/52
    • H04N21/4351H04N21/235H04N21/23614H04N21/2368H04N21/4341H04N21/4348H04N21/435H04N21/8166
    • Apparatus and a method for formatting executable codes and data, defining interactive applications, with video and audio program material, for reliable and convenient access includes compressing (18, 21) audio and video programs according to a protocol such as MPEG. The compressed audio and video (A/V) programs are formed (19, 22) into transport packets. Interactive application programs associated with A/V programs are compiled (10) into functional modules, condensed and formed into transport packets. A module may be executable software or data. Further modules designated "Signal modules", are generated to condition respective receivers to suspend or resume execution of an interactive application. Video packets, audio packets and application packets are time division multiplexed (16) for transmission. Signal modules are multiplexed in the packet stream to appropriately reprogram respective receivers on the occurrence of such changes in received signal components.
    • 用于格式化可执行代码和数据的装置和方法,用视频和音频程序材料定义交互式应用程序,用于可靠和方便的访问包括根据诸如MPEG的协议来压缩(18,21)音频和视频节目。 将压缩的音频和视频(A / V)节目形成(19,22)到传输分组中。 与A / V程序相关的交互应用程序被编译(10)到功能模块中,并且被压缩并形成传输分组。 模块可以是可执行软件或数据。 生成指定为“信号模块”的进一步的模块,以使各个接收器能够暂停或恢复交互应用的执行。 视频分组,音频分组和应用分组被时分复用(16)用于传输。 在分组流中复用信号模块,以便在接收信号分量发生这种变化的情况下对各个接收机进行适当重新编程。
    • 7. 发明授权
    • Apparatus and method for formulating an interactive TV signal
    • 用于制定交互式电视信号的装置和方法
    • US5548532A
    • 1996-08-20
    • US234773
    • 1994-04-28
    • Jean-Rene MenandKuriacose JosephAnsley W. Jessup, Jr.
    • Jean-Rene MenandKuriacose JosephAnsley W. Jessup, Jr.
    • H04N7/52H04N21/235H04N21/236H04N21/2368H04N21/434H04N21/435H04N21/81H04J3/24H04B1/66
    • H04N21/4351H04N21/235H04N21/23614H04N21/2368H04N21/4341H04N21/4348H04N21/435H04N21/8166H04N7/52
    • Apparatus and a method for formatting executable codes and data, defining interactive applications, with video and audio program material, for reliable and convenient access includes compressing (18, 21) audio and video programs according to a protocol such as MPEG. The compressed audio and video (A/V) programs are segmented (19, 22) into transport packets, with audio transport packets identified by a first service identifier SCID.sub.Ai, and video transport packets identified by a second service identifier, SCID.sub.Vi. Interactive application programs associated with A/V programs are compiled (10) into functional modules and condensed. A module may be executable software or data. A module includes code/data and a header. The code/data portion of each module undergoes cyclic redundancy coding (CRC) over the entire module and CRC check bits are concatenated or appended to the module. Respective modules are segmented (14) into transport packets. The code/data transport packets are identified by a third service identifier SCID.sub.Di. The transport packets are formed into transmission units comprising an integer number of code/data transport packets and a header transport packet. A special directory module is generated (10) which interrelates the modules incorporated in an application program. Video packets, audio packets and module packets are subsequently time division multiplexed (16) for transmission.
    • 用于格式化可执行代码和数据的装置和方法,用视频和音频程序材料定义交互式应用程序,用于可靠和方便的访问包括根据诸如MPEG的协议来压缩(18,21)音频和视频节目。 压缩音频和视频(A / V)节目被分段(19,22)成传输分组,其中由第一服务标识符SCIDAi标识的音频传输分组和由第二服务标识符SCIDVi标识的视频传输分组。 与A / V程序相关的交互式应用程序被编译(10)到功能模块中并进行了简化。 模块可以是可执行软件或数据。 模块包括代码/数据和标题。 每个模块的代码/数据部分在整个模块上经历循环冗余编码(CRC),并且CRC校验位被连接或附加到模块。 相应的模块被分段(14)到传输分组中。 代码/数据传输分组由第三服务标识符SCIDDi标识。 传输分组被形成为包括整数个码/数据传输分组和报头传输分组的传输单元。 生成一个特殊目录模块(10),它将应用程序中包含的模块相互关联。 视频分组,音频分组和模块分组随后被时分复用(16)用于传输。