Inventor
TOYAMA MASAOMI
JP6 patents
Patents
6 patentsUS7030688B2Apr 18, 2006
Low-pass filter for a PLL, phase-locked loop and semiconductor integrated circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD97 citations97
US6407642B2Jun 18, 2002
Frequency detector and phase-locked loop circuit including the detector
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD46 citations92
US7254507B2Aug 7, 2007
Analog circuit automatic calibration system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD28 citations91
US6982581B2Jan 3, 2006
Duty cycle correction circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations82
US6603219B2Aug 5, 2003
Semiconductor integrated circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations73
US6825712B2Nov 30, 2004
Filter circuit, front end of communication system including the filter circuit, and communication device including the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations41