Inventor
MATSUYOSHI TOSHIMITSU
JP20 patents
Patents
20 patentsUS6549169B1Apr 15, 2003
Antenna for mobile wireless communications and portable-type wireless apparatus using the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD75 citations98
US6320542B1Nov 20, 2001
Patch antenna apparatus with improved projection area
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD84 citations98
US6211830B1Apr 3, 2001
Radio antenna device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD100 citations96
US6847258B2Jan 25, 2005
Power amplifier, power amplifying method and radio communication apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD52 citations92
US6545542B2Apr 8, 2003
Power amplifier with coupler for cross-coupling amplifiers for reduction of differential frequency component
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD37 citations92
US6229498B1May 8, 2001
Helical antenna
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations92
US6188366B1Feb 13, 2001
Monopole antenna
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD22 citations92
US7046972B2May 16, 2006
Predistortion linearizer and predistortion distortion compensation method, program, and medium
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations84
US6980831B2Dec 27, 2005
Radio communication base state system including optical advanced base station
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations84
US6972621B2Dec 6, 2005
Power amplifier
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations84
US6720829B2Apr 13, 2004
Distortion-compensated amplifying circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations84
US6710652B2Mar 23, 2004
Feedforward amplifier
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations84
US6486847B1Nov 26, 2002
Monopole antenna
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations84
US6278415B1Aug 21, 2001
Multi-filar helical antenna and portable radio
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations84
US6072376AJun 6, 2000
Filter with low-noise amplifier
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations72
US6940346B2Sep 6, 2005
Feedforward amplifier, communication apparatus, feedforward amplification method, program and medium
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations63
US6833758B2Dec 21, 2004
Power amplifier
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations63
US6507253B1Jan 14, 2003
Delay circuit and feedforward amplifier
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations63
US6750706B2Jun 15, 2004
Control method and circuit for feedforward distortion compensation amplifier
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations60
US7209715B2Apr 24, 2007
Power amplifying method, power amplifier, and communication apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations52