Inventor
OSAWA TOMOKI
JP32 patents
Patents
32 patentsUS6542464B1Apr 1, 2003
High throughput wireless data communication using transferred protocol data for communication across land-line network
NEC CORP184 citations99
US6198924B1Mar 6, 2001
Frequency channel selection method for radio communication system
NEC CORP174 citations99
US5862345AJan 19, 1999
System for location multicasting and database management for mobile sessions in any computer subnetworks without using a home router of a home subnetwork
NEC CORP304 citations99
US5621732AApr 15, 1997
Access method and a relay station and terminals thereof
NEC CORP194 citations99
US5457808AOct 10, 1995
Point-to-multipoint communication network capable of retransmitting a multicast signal
NEC CORP112 citations97
US6700865B1Mar 2, 2004
Diversity receiver
NEC CORP69 citations96
US6282577B1Aug 28, 2001
Mobile terminal and method for controlling network connection thereof
NEC CORP72 citations96
US6240089B1May 29, 2001
Method of multicasting for mobile host used in any one of subnetworks connected to one another
NEC CORP75 citations96
US6240080B1May 29, 2001
Mobile terminal and method of controlling the same
NEC CORP52 citations96
US6175739B1Jan 16, 2001
Channel selection method of a wireless communication system
NEC CORP70 citations96
US6954797B1Oct 11, 2005
Data Communication method, terminal equipment, interconnecting installation, data communication system and recording medium
NEC CORP49 citations93
US6738439B1May 18, 2004
Diversity reception method and diversity receiver
NEC CORP31 citations93
US6680901B1Jan 20, 2004
OFDM demodulator
NEC CORP40 citations93
US6646980B1Nov 11, 2003
OFDM demodulator
NEC CORP44 citations93
US6643339B1Nov 4, 2003
Receiver and receiving method
NEC CORP22 citations93
US6434132B1Aug 13, 2002
Wireless LAN for reestablishing wireless links between hosts according to monitored desired and undesired signals
NEC CORP33 citations93
US6415141B1Jul 2, 2002
Diversity receiver and method by detecting signal strengths in successive stages
NEC CORP28 citations93
US6122268ASep 19, 2000
Method for allocating geographical identifier and network corresponding to movable hosts
NEC CORP53 citations93
US5923226AJul 13, 1999
Automatic equalizer
NEC CORP35 citations93
US5917372AJun 29, 1999
Automatic gain control circuit
NEC CORP41 citations93
US6035208AMar 7, 2000
Cellular type mobile communication system capable of efficiently utilizing frequencies
NEC CORP34 citations92
US5473642ADec 5, 1995
Data communication using single logical link for broadcast session
NEC CORP32 citations92
US6977913B1Dec 20, 2005
Radio communication device for radio packet communication system
NEC CORP15 citations84
US5812766ASep 22, 1998
Protocol conversion system
NEC CORP19 citations84
US6961321B1Nov 1, 2005
Mobile terminal and method of controlling the same
NEC CORP7 citations74
US6438213B2Aug 20, 2002
Message processing method, device, system and recording medium
NEC CORP7 citations74
US5968130AOct 19, 1999
Bridge unit, frame transfer method of the bridge unit and computer program for frame transfer
NEC CORP9 citations74
US6522637B1Feb 18, 2003
System and method for allocating a carrier wave frequency of one channel between two carrier wave frequencies of another channel
NEC CORP8 citations73
US6539070B1Mar 25, 2003
Clock synchronizing circuit
NEC CORP3 citations63
US6470366B1Oct 22, 2002
Angle calculation circuit
NEC CORP6 citations63
US6366612B1Apr 2, 2002
Automatic equalizer
NEC CORP3 citations63
US6172982B1Jan 9, 2001
Communication control system and method of controlling communication
NEC CORP4 citations63