Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Stephen A Noyce0
Colin Almond0
Daniel J Hopley0
Date of Patent
December 28, 2010
Patent Application Number
11805284
Date Filed
May 22, 2007
Patent Primary Examiner
Patent abstract
A method of operating a fuel injector having a piezoelectric actuator operable by applying a drive pulse thereto, wherein the drive pulse has a frequency domain signature. The method includes i) determining at least one resonant frequency of an injector installation in which the injector is received, in use, and ii) modifying the drive pulse such that a maximum of the frequency domain signature thereof is remote from the determined resonant frequency of the injector installation.
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