Patents Assigned to EL MEDIA HOLDINGS USA, LLC
  • Multiple contact and/or sense promotional systems and methods
    Patent number: 9699494
    Abstract: Various embodiments that may generally relate to presentation of content in a coordinated manner through a plurality of output devices is described. A smartphone, for example, may enhance a visual presentation made by a digital billboard by adding audio to the presentation. Various methods are described. Various apparatus are described. Further embodiments are described.
    Type: Grant
    Filed: July 18, 2014
    Date of Patent: July 4, 2017
    Assignee: EL MEDIA HOLDINGS USA, LLC
    Inventor: Chris Dow