Invention Grant
- Patent Title: Method for optimizing phase factor of sub-block signal in partial transmit sequence orthogonal frequency division multiplexing system
- Patent Title (中): 用于优化部分发射序列正交频分复用系统中子块信号相位因子的方法
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Application No.: US10298086Application Date: 2002-11-15
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Publication No.: US07352689B2Publication Date: 2008-04-01
- Inventor: Kun Seok Kang , Kwonhue Chol , Soo Young Kim , Ho Jin Lee
- Applicant: Kun Seok Kang , Kwonhue Chol , Soo Young Kim , Ho Jin Lee
- Applicant Address: KR Daejon
- Assignee: Electronics and Telecommunications Research Institute
- Current Assignee: Electronics and Telecommunications Research Institute
- Current Assignee Address: KR Daejon
- Agency: Blakely, Sokoloff, Taylor & Zafman, LLP
- Priority: KR2001-71271 20011116
- Main IPC: H04J11/00
- IPC: H04J11/00 ; H04J3/06

Abstract:
A method for optimizing phase factors in partial transmit sequence orthogonal frequency division multiplexing system. The method includes initializing sub-block signals by applying an initial phase factor to the sub-block signals in all sub-blocks; setting a reference peak value with a peak value of a signal formed by combining the sub-block signals; selecting a phase value that minimizes the peak value of an output signal as the phase factor of each sub-block by applying a next phase value to each sub-block signal as the phase factor, and repeating this with respect to the remaining available phase values.
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