Title:
通信システム
Document Type and Number:
Japanese Patent JP4396928
Kind Code:
B2
Inventors:
Hiroyuki Akutagawa
Application Number:
JP2004052803A
Publication Date:
January 13, 2010
Filing Date:
February 27, 2004
Export Citation:
Assignee:
Hitachi Kokusai Electric Co., Ltd.
International Classes:
H04L27/00; H04L27/18; H04B7/26; H04L27/34
Domestic Patent References:
| JP9083600A | ||||
| JP11275437A | ||||
| JP9200282A | ||||
| JP5244378A | ||||
| JP4150637A | ||||
| JP2003032745A | ||||
| JP2004048637A | ||||
| JP2002084329A | ||||
| JP2003283593A |
Attorney, Agent or Firm:
Hideo Akazawa
Mitsue Haba
Hisako Ishido
Eiichi Yamaguchi
Mitsue Haba
Hisako Ishido
Eiichi Yamaguchi