Inventor
OKA MANABU
JP10 patents
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SEIKO EPSON CORP
9 patentsUS6172576B1Jan 9, 2001
Capacitor array unit connected to oscillation circuit with a piezoelectric reasonator, capacitor array unit controller oscillation frequency adjusting system and oscillation frequency adjusting method
SEIKO EPSON CORP70 citations95
US5745012AApr 28, 1998
Voltage-controlled oscillator having a semiconductor integrated circuit, a piezoelectrics resonator and a diode and variable-capacitance diode
SEIKO EPSON CORP60 citations95
US6917142B2Jul 12, 2005
Piezoelectric oscillator, portable telephone using a piezoelectric oscillator, and electronic device using a piezoelectric oscillator
SEIKO EPSON CORP37 citations91
US6366175B2Apr 2, 2002
Temperature compensated oscillator, method of controlling temperature compensated oscillator, and wireless communication device
SEIKO EPSON CORP21 citations91
US5631609AMay 20, 1997
Piezoelectric oscillator, voltage-controlled oscillator and production method thereof
SEIKO EPSON CORP25 citations91
US6927641B2Aug 9, 2005
Oscillator and electronic device using the same
SEIKO EPSON CORP27 citations89
US5705957AJan 6, 1998
Temperature-compensated piezoelectric oscillator
SEIKO EPSON CORP49 citations88
US6882835B2Apr 19, 2005
Oscillator and communication apparatus
SEIKO EPSON CORP14 citations83
US6999834B2Feb 14, 2006
Method for manufacturing a receiver and receiver manufactured by using the same method
SEIKO EPSON CORP0 citations51