Title:
TRANSMITTING METHOD, RECEIVING METHOD, AND RADIO APPARATUS USING THEM
Document Type and Number:
WIPO Patent Application WO/2006/051883
Kind Code:
A1
Abstract:
To improve precision of control of data transmission. A processing part (22) transmits, from at least one of a plurality of antennas (12), data associated with each of the antennas (12). A control part (30) generates a request signal for causing a second radio apparatus to provide rate information of the second radio apparatus. When transmitting the request signal, the processing part (22) also transmits, from a plurality of antennas (12) also including ones other than an antenna (12) from which to transmit the data, known signals associated with the respective antennas (12).
Inventors:
NAKAO SEIGO (JP)
Application Number:
PCT/JP2005/020652
Publication Date:
May 18, 2006
Filing Date:
November 10, 2005
Export Citation:
Assignee:
SANYO ELECTRIC CO (JP)
International Classes:
H04B7/04; H04J99/00; H04J1/02; H04J11/00
Domestic Patent References:
| WO2003001702A1 | 2003-01-03 |
Foreign References:
| JP2005198213A | 2005-07-21 | |||
| JP2004304760A | 2004-10-28 | |||
| JP2003530010A | 2003-10-07 | |||
| JP2003258770A | 2003-09-12 | |||
| JP2002026796A | 2002-01-25 |
Other References:
See also references of EP 1811705A4
Attorney, Agent or Firm:
Morishita, Sakaki (Ebisu-Nishi Shibuya-ku, Tokyo 21, JP)
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