Inventor
KAWABATA HISASHI
JP11 patents
Patents
11 patentsUS6097952AAug 1, 2000
Mobile communication termination controlling method and mobile communication termination controlling system
NEC CORP35 citations91
US5793819AAug 11, 1998
Radio communication terminal station
NEC CORP20 citations91
US7599319B2Oct 6, 2009
Radio communications system and control method therefor
NEC CORP10 citations79
US5876870AMar 2, 1999
Battery residual amount display circuit
NEC CORP16 citations72
US5629961AMay 13, 1997
Transmitter apparatus for mobile satellite communication terminal having an envelope equalizer
NEC CORP13 citations72
US5448201ASep 5, 1995
Clock recovery circuit in π/4 shift quadriphase PSK demodulator
NEC CORP14 citations72
US5296820AMar 22, 1994
Coherent demodulator preceded by non-coherent demodulator and automatic frequency control circuit
NEC CORP11 citations72
US5987072ANov 16, 1999
Phase modulation scheme and apparatus
NEC CORP2 citations61
US7583966B2Sep 1, 2009
Mobile communications system, radio network controller, and active set control method
NEC CORP6 citations60
US7042924B2May 9, 2006
Synchronization establishing and tracking circuit for CDMA base station
NEC CORP0 citations51
US6975885B2Dec 13, 2005
Base station and mobile broadcast communication system including the same
NEC CORP0 citations40