Invention Grant
US08135041B2 Multiple closed captioning flows and customer access in digital networks 有权
数字网络中的多个隐藏式字幕流和客户访问

  • Patent Title: Multiple closed captioning flows and customer access in digital networks
  • Patent Title (中): 数字网络中的多个隐藏式字幕流和客户访问
  • Application No.: US11792009
    Application Date: 2005-07-14
  • Publication No.: US08135041B2
    Publication Date: 2012-03-13
  • Inventor: Kumar Ramaswamy
  • Applicant: Kumar Ramaswamy
  • Applicant Address: FR Boulogne-Billancourt
  • Assignee: Thomson Licensing
  • Current Assignee: Thomson Licensing
  • Current Assignee Address: FR Boulogne-Billancourt
  • Agent Jeffrey D. Hale; Robert B. Levy; Robert D. Shedd
  • International Application: PCT/US2005/025035 WO 20050714
  • International Announcement: WO2006/062553 WO 20060615
  • Main IPC: H04L12/28
  • IPC: H04L12/28
Multiple closed captioning flows and customer access in digital networks
Abstract:
There are provided a customer premise equipment (CPE) device, a corresponding method, and a Digital Subscriber Line Access Multiplexer (DSLAM) for connecting to a digital network. The CPE device includes a user input device for receiving a user input specifying one or more channels for which closed caption (CC) information is sought. The CPE device also includes a decoder for receiving the CC information for the one or more channels specified by the user input.
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