Patent ID: 8312168

Claim:
A method employing a handheld device, the method comprising: processing, using a processor, data corresponding to music content, by an algorithmic process to produce content-identifying data useful in identifying the content, wherein the algorithmic process is different than an algorithm for extracting digital watermark data that may have been earlier steganographically encoded into the content; wirelessly sending, using a wireless interface, the content-identifying data from a device to a remote computer system, together with application identifier data, in one or more packets including XML compliant data; as a consequence, wirelessly receiving data at the device from the remote computer system; by reference to the received data, presenting information relating to the music content on a screen of the device, wherein the presented information comprises information identifying a title of the music content, and information identifying a performer of the music content; and presenting one or more selectable features to obtain at least one of: further information relating to the music, or different music.