Hidenori Maruyama

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Mobile communication apparatus, mobile communication system, and po...
- Patent number 7,856,006
- Issue date Dec 21, 2010
- NEC Corporation
- Hidenori Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Initial synchronization method in DS-CDMA inter-base station asynch...
- Patent number 6,965,586
- Issue date Nov 15, 2005
- NEC Corporation
- Hidenori Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Equalizer with phase-locked loop
- Patent number 6,614,840
- Issue date Sep 2, 2003
- NEC Corporation
- Hidenori Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Radio data communication terminal
- Patent number 6,522,702
- Issue date Feb 18, 2003
- NEC Corporation
- Hidenori Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Automatic frequency control circuit
- Patent number 6,396,884
- Issue date May 28, 2002
- NEC Corporation
- Hidenori Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Automatic frequency control circuit
- Patent number 6,151,371
- Issue date Nov 21, 2000
- NEC Corporation
- Hidenori Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Phase-locked loop circuit with equalizer and phase locking method
- Patent number 6,144,708
- Issue date Nov 7, 2000
- NEC Corporation
- Hidenori Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Radio data communication device and radio data communication method
- Patent number 6,005,896
- Issue date Dec 21, 1999
- NEC Corporation
- Hidenori Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Carrier detection unit and carrier detection method
- Patent number 5,960,030
- Issue date Sep 28, 1999
- NEC Corporation
- Hidenori Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Radio transmitter-receiver adopting both a single frequency and a d...
- Patent number 5,898,907
- Issue date Apr 27, 1999
- NEC Corporation
- Hidenori Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Spread spectrum receiving apparatus with battery saving function
- Patent number 5,883,920
- Issue date Mar 16, 1999
- NEC Corporation
- Hidenori Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Direct sequence SS LAN station with reduced power consumption and m...
- Patent number 5,802,101
- Issue date Sep 1, 1998
- NEC Corporation
- Hidenori Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Terminal unit for wireless communication network
- Patent number 5,774,468
- Issue date Jun 30, 1998
- NEC Corporation
- Hidenori Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multimode spread spectrum communication system tolerant to varying...
- Patent number 5,724,382
- Issue date Mar 3, 1998
- NEC Corporation
- Hidenori Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Spread spectrum modulation and demodulation systems which accelerat...
- Patent number 5,583,884
- Issue date Dec 10, 1996
- NEC Corporation
- Hidenori Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
HANDOVER METHOD, RADIO BASE STATION, AND MOBILE TERMINAL
- Publication number 20110075634
- Publication date Mar 31, 2011
- Hidenori Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Transmitter-receiver and Operation Control Method of the Same
- Publication number 20100172422
- Publication date Jul 8, 2010
- Hidenori Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MOBILE COMMUNICATION APPARATUS, MOBILE COMMUNICATION SYSTEM, AND PO...
- Publication number 20080117868
- Publication date May 22, 2008
- Hidenori Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Non-linear distortion compensation circuit for multi-carrier transm...
- Publication number 20050197066
- Publication date Sep 8, 2005
- NEC Corporation
- Hidenori Maruyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Hidenori Maruyama

Person

Patents Grantslast 30 patents

Mobile communication apparatus, mobile communication system, and po...

Initial synchronization method in DS-CDMA inter-base station asynch...

Equalizer with phase-locked loop

Radio data communication terminal

Automatic frequency control circuit

Automatic frequency control circuit

Phase-locked loop circuit with equalizer and phase locking method

Radio data communication device and radio data communication method

Carrier detection unit and carrier detection method

Radio transmitter-receiver adopting both a single frequency and a d...

Spread spectrum receiving apparatus with battery saving function

Direct sequence SS LAN station with reduced power consumption and m...

Terminal unit for wireless communication network

Multimode spread spectrum communication system tolerant to varying...

Spread spectrum modulation and demodulation systems which accelerat...

Patents Applicationslast 30 patents

HANDOVER METHOD, RADIO BASE STATION, AND MOBILE TERMINAL

Transmitter-receiver and Operation Control Method of the Same

MOBILE COMMUNICATION APPARATUS, MOBILE COMMUNICATION SYSTEM, AND PO...

Non-linear distortion compensation circuit for multi-carrier transm...