SLM (Selected Mapping) method of SFBC (Space Frequency Block Coding) MIMO-OFDM (Multiple-Input Multiple-Output Orthogonal Frequency Division Multiplexing) system based on F matrix
Patent Information
- Authority / Receiving Office
- CN · China
- Current Assignee / Owner
- SOUTHWEST PETROLEUM UNIV
- Publication Date
- 2013-09-18
- Estimated Expiration
- Not applicable · inactive patent
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Abstract
Description
technical field
[0001] The invention relates to the field of mobile communication, in particular to an SLM method for reducing the peak-to-average ratio of MIMO-OFDM systems based on SFBC. Background technique
[0002] Orthogonal frequency division multiplexing technology (OFDM) is widely used in digital audio broadcasting (DAB), digital video broadcasting (DVB), wireless local area network (WLAN), and its high spectrum utilization rate, anti-multipath interference and other advantages can effectively eliminate signal interference , so it has received more and more attention. Multiple-input multiple-output (MIMO) can increase the channel transmission rate and obtain higher diversity gain or capacity gain by configuring multiple antennas on both the transmitting and receiving sides. The combination of the two technologies in wireless communication is MIMO-OFDM (Multiple-Input Multiple-Output Orthogonal Frequency Division Multiplexing), in which OFDM can convert frequency-sel...