Ford Patents Ads Tech Scan Billboards. Patents on all kinds of things, but that doesn't mean the tech is . Ford has patented technology that scans billboards for information and delivers it to the car's display. There are many billboards installed along the . Ford patents method to scan dooh billboards, push versions of ads to. Ford has filed a patent on a new system that uses a vehicles' exterior cameras to detect and scan passing billboards, and routes the data to . Roads are lined with unattractive billboards many of us ignore on our daily commutes, . This new technology will scan advertisements along the roads and broadcast them to car screens.