×

Scalable watermark insertion for fragmented media stream delivery

  • US 9,330,429 B2
  • Filed: 02/17/2012
  • Issued: 05/03/2016
  • Est. Priority Date: 02/17/2012
  • Status: Active Grant
First Claim
Patent Images

1. A method, comprising:

  • receiving a media stream;

    fragmenting the media stream into a plurality of fragments including a first fragment and a second fragment, wherein each fragment in the plurality of fragments contains the information needed to create a URL corresponding to a next fragment;

    generating a plurality of watermark variants of the plurality of fragments including a first watermark variant first fragment (V1F1) and a second watermark variant first fragment (V2F1) and a first watermark variant second fragment (V1F2) and a second watermark variant second fragment (V2F2); and

    sending a first sequence of fragments to a first client and a second sequence of fragment to a second client, the first sequence of fragments including the first watermark variant first fragment (V1F1) and the second watermark variant second fragment (V2F2) and the second sequence of fragments including the second watermark variant first fragment (V2F1) and the first watermark variant second fragment (V1F2), wherein a particular sequence V1F1 and V2F2 identifies the first client and a particular sequence V2F1 and V1F2 identifies the second client, wherein the first client is configured to access V2F2 using information included within V1F1 and wherein the second client is configured to access V1F2 using information included within V2F1.

View all claims
  • 5 Assignments
Timeline View
Assignment View
    ×
    ×