Title:
RADIO BASE STATION AND MOBILE COMMUNICATION METHOD
Document Type and Number:
WIPO Patent Application WO/2010/090256
Kind Code:
A1
Abstract:
A radio base station (eNB) comprises a back-off indicator transmitting unit (14) that, if the usage status of RA preambles in a random access procedure satisfies a predetermined condition, transmits a back-off indicator for notifying a back-off value. The back-off value is a value related to the timing of transmitting an RA preamble at a mobile station (UE).
Inventors:
TAKAHASHI HIDEAKI (JP)
ISHII HIROYUKI (JP)
UMESH ANIL (JP)
ISHII HIROYUKI (JP)
UMESH ANIL (JP)
Application Number:
PCT/JP2010/051608
Publication Date:
August 12, 2010
Filing Date:
February 04, 2010
Export Citation:
Assignee:
NTT DOCOMO INC (JP)
HIDEAKI TAKAHASHI (JP)
ISHII HIROYUKI (JP)
UMESH ANIL (JP)
HIDEAKI TAKAHASHI (JP)
ISHII HIROYUKI (JP)
UMESH ANIL (JP)
International Classes:
H04W74/08; H04J3/06
Foreign References:
| JP2008211585A | 2008-09-11 | |||
| EP1973281A2 | 2008-09-24 |
Other References:
MAC RAPPORTEURS ET AL., 3GPP TSG-RAN WG2 #62BIS, R2-083382, RACH UNIFORM RANDOM BACKOFF, 30 June 2008 (2008-06-30), XP050603885
Attorney, Agent or Firm:
MIYOSHI, Hidekazu et al. (JP)
Hidekazu Miyoshi (JP)
Hidekazu Miyoshi (JP)
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