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Kodaira, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Apparatus for receiving digital data
Patent number
7,492,792
Issue date
Feb 17, 2009
Hitachi Kokusai Electric Inc.
Seiichi Sano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital data receiving apparatus and method with system changeover...
Patent number
7,251,303
Issue date
Jul 31, 2007
Hitachi Kokusai Electric Inc.
Seiichi Sano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Distortion compensation circuit, distortion compensation signal gen...
Patent number
7,180,368
Issue date
Feb 20, 2007
Hitachi Kokusai Electric Inc.
Nobuo Hirose
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Synchronization control method for receiver apparatus of data trans...
Patent number
6,836,518
Issue date
Dec 28, 2004
Hitachi Kokusai Electric Inc.
Seiichi Sano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Data transmission system, data transmission communication station,...
Patent number
6,813,326
Issue date
Nov 2, 2004
Hitachi Denshi Kabushiki Kaisha
Atsushi Miyashita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication, transmission and receiving method and apparatus usin...
Patent number
6,611,493
Issue date
Aug 26, 2003
Hitachi Denshi Kabushiki Kaisha
Atsushi Miyashita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Data transmitting method and data transmitting apparatus accompanie...
Patent number
6,473,466
Issue date
Oct 29, 2002
Hitachi Denshi Kabushiki Kaisha
Atsushi Miyashita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Data transmission apparatus and receiving apparatus using orthogona...
Patent number
6,381,251
Issue date
Apr 30, 2002
Hitachi Denshi Kabushiki Kaisha
Seiichi Sano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
OFDM modulator and OFDM modulation method for digital modulated wav...
Patent number
6,304,611
Issue date
Oct 16, 2001
Hitachi Denshi Kabushiki Kaisha
Atsushi Miyashita
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Synchronization detection method for data transmission apparatus an...
Patent number
6,246,735
Issue date
Jun 12, 2001
Hitachi Denshi Kabushiki Kaisha
Seiichi Sano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of an apparatus for demodulating amplitude-modulated signals...
Patent number
6,046,629
Issue date
Apr 4, 2000
Hitachi, Ltd.
Toshiyuki Akiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image data signal compression/transmission method and image data si...
Patent number
5,815,600
Issue date
Sep 29, 1998
Hitachi Denshi Kabushiki Kaisha
Seiichi Sano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Apparatus for receiving digital data
Publication number
20050195846
Publication date
Sep 8, 2005
Hitachi Kokusai Electric Inc.
Seiichi Sano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Distortion compensation circuit, distortion compensation signal gen...
Publication number
20040232986
Publication date
Nov 25, 2004
Nobuo Hirose
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Digital data receiving apparatus and method with system changeover...
Publication number
20040081264
Publication date
Apr 29, 2004
Seiichi Sano
H04 - ELECTRIC COMMUNICATION TECHNIQUE