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    • 1. 发明专利
    • System for interactively distributing information services
    • 互动分发信息服务系统
    • JP2007184945A
    • 2007-07-19
    • JP2007014121
    • 2007-01-24
    • Sedna Patent Services Llcセドナ パテント サービシーズ, エルエルシー
    • GORDON DONALDGOODE CHRISTOPHERVANDER STAR JACKKNIGHT STANLEY PCHIN DANNY
    • H04N7/173
    • H04N7/17336
    • PROBLEM TO BE SOLVED: To provide an economical and interactive information distribution system for providing a real-time mutual relation between a subscriber and a service provider (in a relatively short waiting time) anytime while an information request is indicated. SOLUTION: An interactive information distribution system includes service provider equipment for generating an information stream that is coupled to an information channel and transmitted to subscriber equipment. The service provider also generates a command signal that is coupled to a command channel and transmitted to the subscriber equipment. The service provider also receives information manipulation requests from the subscriber via a back channel. A communication network supporting the information channel, command channel and back channel is coupled between the service provider equipment and the subscriber equipment. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种经济和交互的信息分配系统,用于在指示信息请求时随时提供用户和服务提供商之间的(在较短的等待时间内)的实时相互关系。 解决方案:交互式信息分发系统包括用于生成耦合到信息信道并发送给订户设备的信息流的服务提供商设备。 服务提供商还产生一个命令信号,该命令信号耦合到一个命令信道并发送给用户设备。 服务提供商还通过后向信道从订户接收信息操纵请求。 支持信息信道,命令信道和反向信道的通信网络耦合在服务提供商设备和用户设备之间。 版权所有(C)2007,JPO&INPIT
    • 5. 发明申请
    • SYSTEM AND METHOD FOR TRANSMITTING FILES FROM A SENDER TO A RECEIVER IN A TELEVISION DISTRIBUTION NETWORK
    • 在电视分发网络中将发送方发送给接收者的文件的系统和方法
    • WO2005094433A3
    • 2007-02-08
    • PCT/US2005007468
    • 2005-03-08
    • SEDNA PATENT SERVICES LLCPARNELL JAMESSCHRIER MATTHEWDENISON JOHNWURTZ JOHN
    • PARNELL JAMESSCHRIER MATTHEWDENISON JOHNWURTZ JOHN
    • H04L12/28H04L12/56H04N7/16
    • H04N21/434H04N7/162H04N21/2362H04N21/26266
    • A system and method for transmitting data from a sender (22) to a receiver (28) in a television distribution system, for example, a cable television distribution system (20), is provided. The files are transmitted without the need for transmitting a directory over an out of band communications link (24). In an exemplary embodiment, a filename corresponding to a file (FN1) to be transmitted is provided to a transform (54). The transform calculates a PID based on the filename. The calculated PID is incorporated into the MPEG2 data stream carrying the corresponding file contents. When an application program running in the receiver requests a file, the filename of the requested file is provided to the transform operating in the receiver (28). The transmitter and receiver transforms are identical. The transform provides a corresponding PID at its output. The PID is used to tune a PID filter (88-90) on the receiver end such that the requested file is selected from the incoming MPEG bitstream for processing by the processor (74).
    • 提供了一种用于在电视分配系统(例如,有线电视分配系统(20))中将数据从发送器(22)发送到接收器(28)的系统和方法。 传送文件而不需要通过带外通信链路(24)发送目录。 在示例性实施例中,将与要发送的文件(FN1)相对应的文件名提供给变换(54)。 该变换根据文件名计算PID。 计算的PID被并入携带相应文件内容的MPEG2数据流中。 当在接收器中运行的应用程序请求文件时,所请求的文件的文件名被提供给在接收器(28)中操作的变换。 发射机和接收机的转换是相同的。 该变换在其输出端提供相应的PID。 PID用于对接收机端的PID滤波器(88-90)进行调谐,以便从输入的MPEG比特流中选择所请求的文件以供处理器(74)处理。
    • 6. 发明申请
    • SYSTEM AND METHOD FOR TRANSMITTING FILES FROM A SENDER TO A RECEIVER IN A TELEVISION DISTRIBUTION NETWORK
    • 在电视分发网络中将发送方发送给接收者的文件的系统和方法
    • WO2005094433A2
    • 2005-10-13
    • PCT/US2005/007468
    • 2005-03-08
    • SEDNA PATENT SERVICES, LLCPARNELL, JamesSCHRIER, MatthewDENISON, JohnWURTZ, John
    • PARNELL, JamesSCHRIER, MatthewDENISON, JohnWURTZ, John
    • H04L12/28H04L12/56H04N7/16
    • H04N21/434H04N7/162H04N21/2362H04N21/26266
    • A system and method for transmitting files from a sender to a receiver in a television distribution system, for example, a cable television distribution network, is provided. The files are transmitted without the need for transmitting a directory over an out of band communications link. In an exemplary embodiment, a filename corresponding to a file to be transmitted is provided to a transform. The transform calculates a PID based on the filename. The calculated PID is incorporated into the MPEG2 data stream carrying the corresponding file contents. When an application program running in the receiver requests a file, the filename of the requested file is provided to a transform operating in the receiver. The transmitter and receiver transforms are identical. The transform provides a corresponding PID at its output. The PID is used to tune a PID filter on the receiver end such that the requested file is selected from the incoming MPEG bit stream for processing by the processor.
    • 提供了一种用于在电视分配系统(例如,有线电视分配网络)中从发送者到接收者发送文件的系统和方法。 传输文件,而不需要通过带外通信链路发送目录。 在示例性实施例中,将要发送的文件的文件名提供给变换。 该变换根据文件名计算PID。 计算的PID被并入携带相应文件内容的MPEG2数据流中。 当在接收器中运行的应用程序请求文件时,所请求的文件的文件名被提供给在接收器中操作的变换。 发射机和接收机的转换是相同的。 该变换在其输出端提供相应的PID。 PID用于调整接收器端的PID滤波器,使得从输入的MPEG比特流中选择所请求的文件以供处理器处理。