Music player

Details Music player Music player

2007-10-23

2007-10-23

Fletcher, Marlon (Department: 2837)

Music

Instruments

Electrical musical tone generation

C084S649000

Reexamination Certificate

active

11205123

ABSTRACT:
A music player has sequencers each including a reading and restoring function unit for reading music information including header information, a delta time, and a message and restoring running status of the message; a message analyzing and processing function unit for analyzing the header information, consuming a period of time according to the delta time, and processing the message to generate sound source drive information; a writing function unit for writing the sound source drive information into an output memory; and a sequencer controlling function unit for controlling the reading and restoring function unit to read and restore the music information, controlling the message analyzing and processing function unit to analyze the header information, and controlling the message analyzing and processing function unit and the writing function unit to consume the period of time, generate the sound source drive information, and write the sound source drive information.

REFERENCES:
patent: 4387617 (1983-06-01), Kato et al.
patent: 5602841 (1997-02-01), Lebizay et al.
patent: 5763805 (1998-06-01), Yamabata et al.
patent: 5862136 (1999-01-01), Irwin
patent: 5955691 (1999-09-01), Suzuki et al.
patent: 2001-051678 (2001-02-01), None
patent: WO 01/11603 (2001-02-01), None

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