Title:
移動局装置および送信方法
Document Type and Number:
Japanese Patent JP5470476
Kind Code:
B2
Abstract:
A communication device comprises a transmitter and a receiver. The transmitter is configured to transmit configuration information indicating subframes in which random access preambles may be transmitted to the communication device, and to transmit configuration information indicating subframes in which Sounding Reference Signals (SRSs) may be transmitted to the communication device. The receiver is configured to receive an SRS mapped to a last portion of a subframe and to receive a random access preamble including a cyclic prefix and being followed by a guard time, wherein when the random access preamble is received in the subframe, the SRS is temporally aligned with the guard time.
Inventors:
Takashi Iwai
Daichi Imamura
Satoshi Takada
Atsushi Matsumoto
Yoshihiko Ogawa
Sadaki Futaki
Daichi Imamura
Satoshi Takada
Atsushi Matsumoto
Yoshihiko Ogawa
Sadaki Futaki
Application Number:
JP2013032019A
Publication Date:
April 16, 2014
Filing Date:
February 21, 2013
Export Citation:
Assignee:
Joint company ip bridge No. 1
International Classes:
H04J11/00; H04W72/04; H04W72/12
Domestic Patent References:
| JP4566276B2 | ||||
| JP5213920B2 |
Other References:
Texas Instruments,Preamble Based Scheduling Request: a Generic Structure[online], 3GPP TSG-RAN WG1#49 R1-072193,インターネット
Attorney, Agent or Firm:
Koichi Washida