US 11,991,422 B2
Acoustic device, display control method, and display control program
Yasunori Takahashi, Yokohama (JP)
Assigned to ALPHATHETA CORPORATION, Yokohama (JP)
Appl. No. 17/774,982
Filed by AlphaTheta Corporation, Yokohama (JP)
PCT Filed Nov. 8, 2019, PCT No. PCT/JP2019/043966
§ 371(c)(1), (2) Date May 6, 2022,
PCT Pub. No. WO2021/090495, PCT Pub. Date May 14, 2021.
Prior Publication US 2022/0394354 A1, Dec. 8, 2022
Int. Cl. H04N 21/81 (2011.01); H04N 21/422 (2011.01); H04N 21/6587 (2011.01)
CPC H04N 21/8106 (2013.01) [H04N 21/42204 (2013.01); H04N 21/6587 (2013.01)] 14 Claims
OG exemplary drawing
 
1. An acoustic device comprising:
a first display unit;
a second display unit;
an operation unit configured to receive a user's operation;
a judging unit configured to judge a type of the operation on the operation unit; and
a display controller configured to, in response to the type of the operation judged by the judging unit, change display contents of the first display unit to display contents corresponding to the type of the operation and display on the second display unit at least a part of the display contents having been displayed on the first display unit,
wherein when the judging unit judges that the type of the operation is a track selection operation,
the display controller changes the display contents of the first display unit by displaying on the first display unit a track selection screen relating to the track selection operation and playback time information comprising at least one of a playback elapsed time or a playback remaining time of the music data among playback state information indicating a playback state of music data, and
the display controller displays on the second display unit at least waveform information of the music data among the playback state information, the waveform information of the music data is included in the display contents having been displayed on the first display unit.