Invention Application
US20070189416A1 Apparatus and method for Orthogonal Spatial Multiplexing in a closed-loop MIMO-OFDM system
审中-公开
闭环MIMO-OFDM系统正交空间复用的装置和方法
- Patent Title: Apparatus and method for Orthogonal Spatial Multiplexing in a closed-loop MIMO-OFDM system
- Patent Title (中): 闭环MIMO-OFDM系统正交空间复用的装置和方法
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Application No.: US11655780Application Date: 2007-01-19
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Publication No.: US20070189416A1Publication Date: 2007-08-16
- Inventor: Young-Soo Kim , Dong-Jun Lee , Jung-Hoon SUH , Kyung-Hun Jang , Hyo-Sun Hwang , In-Kyu Lee , Heun-Chul Lee
- Applicant: Young-Soo Kim , Dong-Jun Lee , Jung-Hoon SUH , Kyung-Hun Jang , Hyo-Sun Hwang , In-Kyu Lee , Heun-Chul Lee
- Applicant Address: KR Suwon-si KR Seoul
- Assignee: SAMSUNG ELECTRONICS CO., LTD.,Korea University Industry and Academy Cooperation Foundation
- Current Assignee: SAMSUNG ELECTRONICS CO., LTD.,Korea University Industry and Academy Cooperation Foundation
- Current Assignee Address: KR Suwon-si KR Seoul
- Priority: KR10-2006-0005759 20060119
- Main IPC: H04L27/00
- IPC: H04L27/00 ; H04L1/02

Abstract:
An Orthogonal Spatial Multiplexing (OSM) apparatus and method in a closed-loop Multiple Input Multiple Output-Orthogonal Frequency Division Multiplexing (MIMO-OFDM) system are provided. In the OSM method, a basic signal model is set and transmission symbols are encoded. A real-valued system model corresponding to the basic signal model is obtained. To achieve orthogonality, rotations angles are calculated and are applied to the encoded transmission symbols.
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