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Method for producing real-time rhythm guitar performance with keyboard

  • US 7,420,114 B1
  • Filed: 06/11/2005
  • Issued: 09/02/2008
  • Est. Priority Date: 06/14/2004
  • Status: Expired due to Fees
First Claim
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1. An electronic musical instrument comprising,at least 14 keys, each of which a user may alternate between a rest key state and a pressed key state,a data processing system, anda tone-generating device, wherein,said data processing system receives key state information from said keys, processes said key state information into musical event information according to a software program and transmits said musical event information to said tone-generating device,said software program divides said keys into at least two groups, said two groups consisting of a group of at least twelve root-select keys, and a group of at least two strum-trigger keys,said twelve root-select keys each correspond with a different note of the twelve standard notes contained within an octave,said two strum-trigger keys each correspond with a different chord type,said data processing system transmits musical event information representing a group of notes in response to a rest-to-pressed state change of a strum-trigger key,said group of notes comprises a musical chord based, at least in part, on:

  • (a) the root note corresponding with a root-select key which has been pressed and thereby selected, and(b) the chord type corresponding with the pressed strum-trigger key,if a first root-select key is held in pressed state as a second root-select key is pressed, said selected root-select key is said second root-select key, andif either of the two pressed root-select keys are released as the other remains pressed, then said selected root-select key is the remaining pressed key.

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