Osamu Ichiyoshi

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Communication system and method capable of broadcasting by using te...
- Patent number 7,283,491
- Issue date Oct 16, 2007
- NEC Corporation
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Satellite communications data distribution system capable of provid...
- Patent number 7,155,160
- Issue date Dec 26, 2006
- NEC Corporation
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
FDM-CDMA transmitting method, FDM-CDMA receiving method, FDM-CDMA t...
- Patent number 7,002,945
- Issue date Feb 21, 2006
- NEC Corporation
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Variable-bandwidth frequency division multiplex communication system
- Patent number 6,014,366
- Issue date Jan 11, 2000
- NEC Corporation
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Radio Communication device capable of setting a frequency channel w...
- Patent number 6,009,313
- Issue date Dec 28, 1999
- NEC Corporation
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for controlling TDMA timing in satellite communic...
- Patent number 5,991,280
- Issue date Nov 23, 1999
- NEC Corporation
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Radio communication system
- Patent number 5,867,792
- Issue date Feb 2, 1999
- NEC Corporation
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High-power linear amplification using periodically updated amplitud...
- Patent number 5,699,383
- Issue date Dec 16, 1997
- NEC Corporation
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Area radio communication with radio channels divided into channel g...
- Patent number 5,526,348
- Issue date Jun 11, 1996
- NEC Corporation
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Rate conversion apparatus
- Patent number 5,357,447
- Issue date Oct 18, 1994
- NEC Corporation
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Voltage control oscillator which suppresses phase noise caused by i...
- Patent number 5,351,014
- Issue date Sep 27, 1994
- NEC Corporation
- Osamu Ichiyoshi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Phase divider for complex signals
- Patent number 5,311,555
- Issue date May 10, 1994
- NEC Corporation
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Phase-locked circuit capable of being quickly put in a phase-locked...
- Patent number 5,291,144
- Issue date Mar 1, 1994
- NEC Corporation
- Osamu Ichiyoshi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Antenna device capable of reducing a phase noise
- Patent number 5,281,974
- Issue date Jan 25, 1994
- NEC Corporation
- Akio Kuramoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Demodulator for continuously and accurately carrying out demodulati...
- Patent number 5,270,665
- Issue date Dec 14, 1993
- NEC Corporation
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and arrangement of coherently demodulating PSK signals using...
- Patent number 5,268,647
- Issue date Dec 7, 1993
- NEC Corporation
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Demodulation circuit enabling independent recovery of the carrier a...
- Patent number 5,173,663
- Issue date Dec 22, 1992
- NEC Corporation
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High speed phase-lock loop device
- Patent number 5,119,037
- Issue date Jun 2, 1992
- NEC Corporation
- Osamu Ichiyoshi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Propagation time detecting system with use of detected phase differ...
- Patent number 4,914,735
- Issue date Apr 3, 1990
- NEC Corporation
- Osamu Ichiyoshi
- G01 - MEASURING TESTING
Information Patent Grant
Earth station capable of effectively using a frequency band of a sa...
- Patent number 4,905,221
- Issue date Feb 27, 1990
- NEC Corporation
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mobile satellite communication system
- Patent number 4,901,310
- Issue date Feb 13, 1990
- NEC Corporation
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Satellite-based vehicle communication/position determination system
- Patent number 4,879,713
- Issue date Nov 7, 1989
- NEC Corporation
- Osamu Ichiyoshi
- G01 - MEASURING TESTING
Information Patent Grant
System for controlling operation mode of modulator/demodulator
- Patent number 4,833,696
- Issue date May 23, 1989
- NEC Corporation
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
FDM demultiplexer using oversampled digital filters
- Patent number 4,785,447
- Issue date Nov 15, 1988
- NEC Corporation
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
FDM-TDM transmultiplexing system
- Patent number 4,759,013
- Issue date Jul 19, 1988
- NEC Corporation
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Phase synchronizing circuit
- Patent number 4,654,864
- Issue date Mar 31, 1987
- NEC Corporation
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Synchronous demodulator for multi-phase PSK signal
- Patent number 4,339,725
- Issue date Jul 13, 1982
- Nippon Electric Co., Ltd.
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Communication system and method capable of broadcasting by using te...
- Publication number 20030081587
- Publication date May 1, 2003
- NEC Corporation
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Education system using satellite communications
- Publication number 20010049088
- Publication date Dec 6, 2001
- NEC Corporation
- Osamu Ichiyoshi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Computer communication network
- Publication number 20010042134
- Publication date Nov 15, 2001
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Satellite communication conference system and conference method cap...
- Publication number 20010042096
- Publication date Nov 15, 2001
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FDM-CDMA transmitting method, FDM-CDMA receiving method, FDM-CDMA t...
- Publication number 20010040882
- Publication date Nov 15, 2001
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Satellite communications data distribution system capable of provid...
- Publication number 20010031620
- Publication date Oct 18, 2001
- Osamu Ichiyoshi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Osamu Ichiyoshi

Person

Patents Grantslast 30 patents

Communication system and method capable of broadcasting by using te...

Satellite communications data distribution system capable of provid...

FDM-CDMA transmitting method, FDM-CDMA receiving method, FDM-CDMA t...

Variable-bandwidth frequency division multiplex communication system

Radio Communication device capable of setting a frequency channel w...

Method and system for controlling TDMA timing in satellite communic...

Radio communication system

High-power linear amplification using periodically updated amplitud...

Area radio communication with radio channels divided into channel g...

Rate conversion apparatus

Voltage control oscillator which suppresses phase noise caused by i...

Phase divider for complex signals

Phase-locked circuit capable of being quickly put in a phase-locked...

Antenna device capable of reducing a phase noise

Demodulator for continuously and accurately carrying out demodulati...

Method and arrangement of coherently demodulating PSK signals using...

Demodulation circuit enabling independent recovery of the carrier a...

High speed phase-lock loop device

Propagation time detecting system with use of detected phase differ...

Earth station capable of effectively using a frequency band of a sa...

Mobile satellite communication system

Satellite-based vehicle communication/position determination system

System for controlling operation mode of modulator/demodulator

FDM demultiplexer using oversampled digital filters

FDM-TDM transmultiplexing system

Phase synchronizing circuit

Synchronous demodulator for multi-phase PSK signal

Patents Applicationslast 30 patents

Communication system and method capable of broadcasting by using te...

Education system using satellite communications

Computer communication network

Satellite communication conference system and conference method cap...

FDM-CDMA transmitting method, FDM-CDMA receiving method, FDM-CDMA t...

Satellite communications data distribution system capable of provid...