Patent ID: 7539551

Claim:
A portable terminal unit for acquiring data including sound data, the portable terminal unit comprising: a sound data reproducing portion adapted for receiving the sound data and decoding the sound data into an analog sound signal, the sound data being in a digital format; and at least one loudspeaker coupled to the sound data reproduction portion, the loudspeaker being disposed for receiving the analog sound signal and reproducing an audible sound corresponding to the sound data and in cooperation with at least one sound device, one of said at least one sound device being the source of said sound data, to give listeners the feeling of being at a live performance by having the portable terminal reproduce the audible sound synchronously with said at least one sound device when said sound data is reproduced, with said sound data shared by the portable terminal and said at lease one sound device; the portable terminal unit being selected from the group consisting of: portable telephone, personal handy phone system (PHS), cordless telephone, child unit of a party line, and personal digital assistant (PDA), wherein the portable terminal unit is disposed at mutually separate locations and the decoded audible sound is a front-left sound FL, a front-right sound FR, a rear-left sound RL, a rear-right sound RR, and a low sound LOW of a low frequency range.