Title:
駆動波発生回路
Document Type and Number:
Japanese Patent JP5044351
Kind Code:
B2
Abstract:
To generate a drive wave for driving a piezo-actuator. Drive data concerning the number of drive waves supplied through a serial bus is stored in a drive data storage unit. A comparing circuit detects whether or not the number of drive waves have been generated, the number being specified by the drive data, and the drive wave keeps being generated until such detection is made.
Inventors:
Takaaki Ishii
Yasuyuki Uejima
Yasuyuki Uejima
Application Number:
JP2007252496A
Publication Date:
October 10, 2012
Filing Date:
September 27, 2007
Export Citation:
Assignee:
ON Semiconductor Trading Limited
International Classes:
H02M7/48; H02N2/00
Domestic Patent References:
| JP2005354854A | ||||
| JP2006320107A | ||||
| JP11341841A |
Attorney, Agent or Firm:
Patent Corporation yki International Patent Office