Title:
RADIO UNIT
Document Type and Number:
WIPO Patent Application WO/2005/041610
Kind Code:
A1
Abstract:
A radio unit in which information being transmitted by radio is encrypted or information received through a radio transmission line is decrypted at a radio station. In order to transmit information while encrypting a part to be encrypted thereof surely, the radio unit comprises an encryption object specifying means for specifying a part of the transmitting information where both or any one of the contents and the attributes thereof satisfies predetermined conditions, and a means for encrypting the specified part of the transmitting information or information including that part and transmitting the encryption results by radio.
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Inventors:
NAKANO HIROFUMI (JP)
Application Number:
PCT/JP2003/013871
Publication Date:
May 06, 2005
Filing Date:
October 29, 2003
Export Citation:
Assignee:
FUJITSU LTD (JP)
NAKANO HIROFUMI (JP)
NAKANO HIROFUMI (JP)
International Classes:
H04L12/56; H04W12/02; H04W92/10; (IPC1-7): H04Q7/38
Foreign References:
JP2003023420A | 2003-01-24 | |||
JPH05244150A | 1993-09-21 | |||
JPH0198032A | 1989-04-17 | |||
JPH0946329A | 1997-02-14 | |||
JP2002520923A | 2002-07-09 | |||
JPH11177732A | 1999-07-02 | |||
JPH07312655A | 1995-11-28 | |||
JP2000152337A | 2000-05-30 | |||
JPH08149317A | 1996-06-07 | |||
JP2003161996A | 2003-06-06 | |||
JP2001245127A | 2001-09-07 | |||
JP2001223685A | 2001-08-17 | |||
US20030167394A1 | 2003-09-04 | |||
US20020129243A1 | 2002-09-12 | |||
JP2000031980A | 2000-01-28 | |||
US6594707B1 | 2003-07-15 |
Other References:
See also references of EP 1679922A4
Attorney, Agent or Firm:
Furuya, Fumio (9th Floor 19-5, Nishishinjuku 1-chom, Shinjuku-ku Tokyo, JP)
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