Method for determining precoding matrix and corresponding communication methods and devices

• US 8,861,639 B2
• Filed: 08/24/2011
• Issued: 10/14/2014
• Est. Priority Date: 09/16/2010
• Status: Active Grant

• Current Assignee: Alcatel-Lucent SA (Nokia Corporation)
• Original Assignee: Alcatel-Lucent SA (Nokia Corporation)
• Inventors: Wu, Lu, Chen, Jinhui, Song, Yang, Yang, Hongwei, Lv, Di, Liu, Hao
• Primary Examiner(s): Torres, Juan A
• Application Number:
  US13/822,456
• Publication Number:
  US 20130170578A1
• Time in Patent Office: 1,147 Days
• Field of Search: 375/295
• US Class Current: 375/295
• CPC Class Codes: H04B 7/0426 Power distribution
• CPC Class Codes: H04B 7/0456 Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
• CPC Class Codes: H04B 7/0469 taking special antenna structures, e.g. cross polarized antennas into account
• CPC Class Codes: H04B 7/0617 for beam forming
• CPC Class Codes: H04B 7/0626 Channel coefficients, e.g. channel state information [CSI]
• CPC Class Codes: H04B 7/065 Variable contents, e.g. long-term or short-short
• CPC Class Codes: H04L 25/03343 Arrangements at the transmitter end

Claims