AK

Akihiro Kirisawa

NE Nec: 11 patents #1,181 of 14,502Top 9%
Overall (All Time): #464,782 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
8743706 Transmission circuit and radio communication apparatus 2014-06-03
8620225 Power detection circuit, transmitter, and power detection method 2013-12-31
7710201 Power amplifier circuit, control method thereof and control program thereof 2010-05-04
7706762 Signal processing circuit and signal processing method 2010-04-27
7519133 Transmission output control apparatus and its method, transmitter using the same, and recording medium recording transmission output control program 2009-04-14
6297780 Mobile apparatus with plurality of antennas having different directivities 2001-10-02
6144259 Low-noise amplifier and circuit for controlling the same 2000-11-07
6034999 Burst signal transmitter capable of producing correct transmission output in initial burst signal 2000-03-07
5847619 Method and system for calibrating a quadrature phase modulator 1998-12-08
5673007 Frequency synthesizer having PLL receiving filtered output of DDS 1997-09-30
5446415 Intermediate frequency amplifier circuit 1995-08-29