Title:
RADIO TRANSMITTING APPARATUS AND RADIO TRANSMITTING METHOD
Document Type and Number:
WIPO Patent Application WO/2008/020609
Kind Code:
A1
Abstract:
A radio transmitting apparatus and a radio transmitting method wherein the throughput is
improved and a fast initial access processing including an RA burst is accomplished. According
to these apparatus and method, a signature table storing part (101) has a plurality
of signature groups generated from a plurality of different Zadoff-Chu sequences
with a set of signatures generated from one Zadoff-Chu sequence being one signature
group. A signature sequence assignment control part (102) switches signature
groups to be assigned to a UE for each of paging transmissions, thereby assigning
a signature sequence, which is to be used for an initial RA, from the same signature
group. A paging information generating part (104) causes the ID of the assigned
signature sequence to be included into paging information, which is then transmitted
to the UE.
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Inventors:
IMAMURA DAICHI
FUTAGI SADAKI
MATSUMOTO ATSUSHI
IWAI TAKASHI
OWAGA YOSHIHIKO
FUTAGI SADAKI
MATSUMOTO ATSUSHI
IWAI TAKASHI
OWAGA YOSHIHIKO
Application Number:
PCT/JP2007/065948
Publication Date:
February 21, 2008
Filing Date:
August 16, 2007
Export Citation:
Assignee:
MATSUSHITA ELECTRIC IND CO LTD (JP)
IMAMURA DAICHI
FUTAGI SADAKI
MATSUMOTO ATSUSHI
IWAI TAKASHI
OWAGA YOSHIHIKO
IMAMURA DAICHI
FUTAGI SADAKI
MATSUMOTO ATSUSHI
IWAI TAKASHI
OWAGA YOSHIHIKO
International Classes:
H04B1/707; H04J1/00; H04J11/00; H04J13/00; H04J13/18; H04J13/22
Foreign References:
JP2003506965A | 2003-02-18 | |||
JP2001352573A | 2001-12-21 | |||
JP2006500804A | 2006-01-05 | |||
JP2006222198A | 2006-08-24 |
Other References:
PANASONIC: "Random access procedure for E-UTRA", 3GPP TSG-RAN WG1 LTE AD HOC MEETING, vol. R1-061765, 30 June 2006 (2006-06-30), XP002470213, Retrieved from the Internet
Attorney, Agent or Firm:
WASHIDA, Kimihito (Shintoshicenter Bldg.24-1, Tsurumaki 1-chome,Tama-shi, Tokyo 34, JP)
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