US 2004/0107268 A1Published application

Information processing apparatus and information processing method

AssigneeSony Corporation

InventorsShinichi Iriya, Tetsuya Kohno, Takatoshi Nakamura, Junichiro Sakata

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Abstract

The present invention relates to an information processing apparatus in which a display screen for assisting a user utilizing a client to make a request for music data to a server can be provided. Icons 431-1 through 431-6 correspond to stations of a link information list. For example, when a music piece registered in a “user A's favorites” station is being played back, a cursor line 432 is adjusted to the icon 431-1 corresponding to the “user A's favorites” station, and an icon 421-1 is displayed in an enlarged size, and the station name (“A Station”) corresponding to the icon is displayed. The user is then able to move the cursor line 432 by operation a remote commander to change the station (selecting the radio station when receiving radio broadcasting) or to zoom in on (tracing the hierarchy to lower levels) the selected station.

Claims10

Dependent claims

An information processing apparatus comprising:

input means for receiving a first operation and a second operation input by a user;
playback means for obtaining predetermined data to play it back based on the operation input by the user from said input means;
and
display control means for controlling, in correspondence with a virtual hierarchical structure for classifying the predetermined data, the display of a display screen indicating each hierarchy level, and for controlling the display of a predetermined mark in the display screen, wherein:
said display control means controls the display of the predetermined mark corresponding to the predetermined data which is played back by said playback means in a manner different from other non-selected marks while the predetermined mark is being selected;
when the first operation is input from said input means, said display control means controls the selection of the predetermined mark to be changed, and said playback means plays back the predetermined data corresponding to the newly selected mark;
and
when the second operation is input from said input means, said display control means controls the display of the display screen indicating a different hierarchy level based on the hierarchical structure.

5 more elements

Dependencies are inferred from the claim text.