Invention Grant
- Patent Title: Channel state information request/feedback method and apparatus
- Patent Title (中): 信道状态信息请求/反馈方法和装置
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Application No.: US13083051Application Date: 2011-04-08
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Publication No.: US08774027B2Publication Date: 2014-07-08
- Inventor: Seung Hoon Choi , Soeng Hun Kim , Joon Young Cho , Jin Kyu Han , Young Bum Kim , Hyoung Ju Ji
- Applicant: Seung Hoon Choi , Soeng Hun Kim , Joon Young Cho , Jin Kyu Han , Young Bum Kim , Hyoung Ju Ji
- 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: KR10-2010-0032200 20100408; KR10-2010-0058154 20100618
- Main IPC: H04W72/04
- IPC: H04W72/04
Abstract:
A Channel State Information (CSI) request/feedback method and apparatus for a wireless communication system supporting carrier aggregation or bandwidth extension are provided. A base station sets a CSI request field of an Uplink (UL) grant for scheduling UL transmission on a UL Component Carrier (CC) corresponding to a Downlink (DL) CC of which CSI is requested, to a request value. The UL grant is transmitted to a terminal.
Public/Granted literature
- US20110249582A1 CHANNEL STATE INFORMATION REQUEST/FEEDBACK METHOD AND APPARATUS Public/Granted day:2011-10-13
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