Invention Grant
- Patent Title: Method and apparatus for sending and receiving channel state information in multiple-input multiple-output network wireless communication systems
- Patent Title (中): 用于在多输入多输出网络无线通信系统中发送和接收信道状态信息的方法和装置
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Application No.: US13784205Application Date: 2013-03-04
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Publication No.: US09106282B2Publication Date: 2015-08-11
- Inventor: In Ho Lee , Cheol Mun , Jun Ho Lee , Jin Kyu Han , Jong Gwan Yook
- Applicant: Samsung Electronics Co., Ltd.
- Applicant Address: KR
- Assignee: Samsung Electronics Co., Ltd
- Current Assignee: Samsung Electronics Co., Ltd
- Current Assignee Address: KR
- Agency: The Farrell Law Firm, P.C.
- Priority: KR10-2009-0134817 20091230
- Main IPC: H04B7/04
- IPC: H04B7/04 ; H04B7/06

Abstract:
A method and an apparatus for sending and receiving channel state information in network Multiple-Input Multiple-Output (MIMO) wireless communication systems are provided. Hybrid feedback technology is provided to transfer complete Channel State Information (CSI) to a transmitter by efficiently combining limited amounts of long-term channel information and short-term channel information are In a down link MIMO network system.
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