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US 7,071,403 B2Granted
Method of enabling MIDI functions in a portable device
AssigneeBenq Corporation
InventorJen-Chun Chang
Life of this patent
Estimating the term…
Abstract
A method of providing MIDI function on a portable device. The method includes setting a MIDI setting table on the device, according to which, the portable device can provide MIDI editing, recording, playing, and output functionality.
Claims9
A method of playing MIDI music on a portable device, comprising the steps:
- providing a Musical Instrument Digital Interface (MIDI) file with a plurality of channels;
- choosing a MIDI setting table with respect to the MIDI file, the MIDI setting table having a plurality of time points and corresponding channel numbers where one channel number corresponds to one channel;
- and
- sequentially enabling or disabling the channels corresponding to the channel numbers according to the time points;
- wherein the channels' enabled or disabled status indicates whether their relative timbres are played.
2 more elements
A method of outputting MIDI music on a portable device, comprising the steps:
- choosing a MIDI file with a plurality of channels;
- disabling the plurality of channels;
- sequentially setting time points and corresponding channel numbers where one channel number corresponds to one channel;
- storing the time points, the channel numbers and MIDI file related data as a MIDI setting table;
- according to the MIDI file corresponding to the MIDI setting table, the time points and the channel numbers of the MIDI setting table being sequentially copied to convert every channel's active duration into standard format for a standard MIDI editing file;
- and
- outputting the standard MIDI editing file.
4 more elements
Dependencies are inferred from the claim text.