Title:
双方向通信チャネルの相反性を実現する校正方法
Document Type and Number:
Japanese Patent JP2007517440
Kind Code:
A
Abstract:
The present invention relates to a method and arrangement to enhance the communication performance in wireless communication systems. The method of the invention provides a method of calibrating at least one first radio node in a wireless communication network. The communication network comprises at least a first radio node and a second radio node, which can be arranged to be in radio communication with each other. The calibration method is based on that at least one representation of radio channel characteristics, which has been exchanged from one radio node to the other. Whereby inaccuracies and differences in transmit receive chains are compensated and channel reciprocity can be used.
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Inventors:
Larsson, Peter
Guay, Jean-ching
Guay, Jean-ching
Application Number:
JP2006546075A
Publication Date:
June 28, 2007
Filing Date:
December 23, 2004
Export Citation:
Assignee:
Telefon Akti Bora Get Elm Ericson (Pubble)
International Classes:
H04J99/00; H04L25/03; H04L25/02
Attorney, Agent or Firm:
Yasunori Otsuka
Shiro Takayanagi
Yasuhiro Otsuka
Shuji Kimura
Osamu Shimoyama
Shiro Takayanagi
Yasuhiro Otsuka
Shuji Kimura
Osamu Shimoyama