Rosum is back in the news after a long hiatus. I’ve gotten this question a lot, ‘isn’t there a way to get location from TV signals?’. But lately I wasn’t sure of the status of the company.
According to their press release (pdf), they’re on sound financial footing now. Maybe we’ll see consumer handsets with TV tuners in them soon.
From their website, here’s what they do:
For enterprises and government entities that suffer from the limitations of GPS, Rosum provides seamless indoor/outdoor location technology that is rapid, available, and accurate. Rosum TV-GPS integrates signals from existing commercial TV towers with signals from GPS satellites to support positioning in all environments.