Service signaling recovery for multimedia content using embedded watermarks

JM Winograd, R Petrovic, J Zhao - US Patent 9,602,891, 2017 - Google Patents
Methods, devices, systems and computer program products facilitate accessing metadata
associated with a primary audio Visual content. Upon reception of a primary content, one or …

Secure and efficient content screening in a networked environment

JM Winograd, R Petrovic, J Zhao - US Patent 9,607,131, 2017 - Google Patents
Methods, devices, and computer program products facilitate the application of a content use
policy based on watermarks that are embedded in a content. Watermark extraction and …

A blockchain-based traceable IP copyright protection algorithm

L Xiao, W Huang, Y Xie, W Xiao, KC Li - IEEE Access, 2020 - ieeexplore.ieee.org
Current Intellectual Property (IP) copyright protection technologies have low efficiency of
authority management, traceability, and scalability. In this work, a blockchain-based IP …

Content synchronization using watermark timecodes

J Zhao, JM Winograd, R Petrovic - US Patent 10,354,354, 2019 - Google Patents
Methods, devices and computer program products allow improved synchronization among
multiple contents. One disclosed method includes receiving a first and a second content and …

Watermarking in an encrypted domain

B Tehranchi, R Petrovic - US Patent 8,781,967, 2014 - Google Patents
4,225,967 4,230,990 4,281.217 4,295,128 4.425, 578 4454, 610 4,464,656 4497, 060
4,512,013 4,547,804 4,564,862 4,593.904 4,639,779 4,669,089 4,677.466 4,686,707 …

Time varying evaluation of multimedia content

R Petrovic, PG Downes - US Patent 8,726,304, 2014 - Google Patents
Methods, systems, devices and computer program products are provided to facilitate
enhanced use and interaction With multimedia content that is based on a time-varying …

Coordinated watermarking

R Petrovic, J Zhao, JM Winograd - US Patent 9,547,753, 2017 - Google Patents
4,464,656 4497, 060 4,512,013 4,547,804 4,564,862 4,593.904 4,639,779 4,669,089
4,677.466 4,686,707 4,703,476 4,706,282 4,723,302 4,729,398 4,739,398 4,750,173 …

Second screen content

JM Winograd, PR Johnson, WC Houle - US Patent 8,869,222, 2014 - Google Patents
4,564,862 4,593.904 4,639,779 4,669,089 4,677.466 4,686,707 4,703,476 4,706,282
4,723,302 4,729,398 4,739,398 4,750,173 4,755,871 4,755,884 4,764,608 4,764,808 …

Enhanced content distribution using advertisements

J Zhao - US Patent 9,106,964, 2015 - Google Patents
Methods, devices, and computer program products are provided to enhance viewing of an
entertainment content in the presence of advertisements. At a compliant device, an …

Watermark extraction and content screening in a networked environment

JM Winograd, R Petrovic, J Zhao - US Patent 8,838,977, 2014 - Google Patents
Methods, devices, and computer program products facilitate the application of a content use
policy based on watermarks that are embedded in a content. Watermark extraction and …