A new Apple patent (number 20100150276) at the US Patent & Tradmark Office shows that the company may be planning HD radio features in upcoming iPhones, iPads and iPod. The patent is for digital radio tagging using an RF tuner accessory.
According to the patent, an accessory having an RF tuner for digital radio, such as HD radio, can be in communication with a media player such as a portable media device ("PMD"). The user can be given the ability to command the accessory to provide raw digital data, the ability to scan only for stations having digital audio content (or for all available stations), the ability to provide station lists of stations having digital audio content (or all available stations), and the ability to request and store metadata beyond that for stations actually being listened to provide enhanced search capabilities. Enhanced metadata and searching can provide the listener the ability to refine station choices without having to listen at length to any...| Read more »