Method for sending contents including tracking information and apparatus thereof, and method for receiving content including tracking information and apparatus thereof
US9742783B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 29, 2015 |
| Grant date | Aug 22, 2017 |
| Priority date | — |
| Expiry date | May 29, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2463/101
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method for transmitting contents including tracking information is described. The method comprising the steps of generating a content transmission stream relevant to an original content, determining at least part of the original content as a forensic mark (FM) target segment, generating a FM stream including the FM segment in which a particular pattern is inserted into the FM target segment and a FM stream different from the content transmission stream and transmitting the content transmission stream and the FM stream to a receiving device, wherein the FM stream is combined with the content transmission stream based on session information related to the transmitting in the receiving device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.