KR20120109214A - Ｏｆｄｍ 시스템에서의 고속 푸리에 변환 프로세서 및 그 고속 푸리에 변환방법 - Google Patents

Ｏｆｄｍ 시스템에서의 고속 푸리에 변환 프로세서 및 그 고속 푸리에 변환방법 Download PDF

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KR20120109214A
KR20120109214A KR1020110027598A KR20110027598A KR20120109214A KR 20120109214 A KR20120109214 A KR 20120109214A KR 1020110027598 A KR1020110027598 A KR 1020110027598A KR 20110027598 A KR20110027598 A KR 20110027598A KR 20120109214 A KR20120109214 A KR 20120109214A
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South Korea
Prior art keywords
fourier transform
fast fourier
stage
block
multiplication
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KR1020110027598A
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English (en)
Korean (ko)
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장영범
이동훈
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상명대학교 산학협력단
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Priority to KR1020110027598A priority Critical patent/KR20120109214A/ko
Priority to PCT/KR2012/002164 priority patent/WO2012118360A2/fr
Priority to ZA2012/03475A priority patent/ZA201203475B/en
Publication of KR20120109214A publication Critical patent/KR20120109214A/ko

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
    • G06F17/141—Discrete Fourier transforms
    • G06F17/142—Fast Fourier transforms, e.g. using a Cooley-Tukey type algorithm
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2649—Demodulators
    • H04L27/265—Fourier transform demodulators, e.g. fast Fourier transform [FFT] or discrete Fourier transform [DFT] demodulators
    • H04L27/2651—Modification of fast Fourier transform [FFT] or discrete Fourier transform [DFT] demodulators for performance improvement

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  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computational Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Data Mining & Analysis (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Algebra (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Complex Calculations (AREA)
KR1020110027598A 2011-03-28 2011-03-28 Ｏｆｄｍ 시스템에서의 고속 푸리에 변환 프로세서 및 그 고속 푸리에 변환방법 KR20120109214A (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR1020110027598A KR20120109214A (ko) 2011-03-28 2011-03-28 Ｏｆｄｍ 시스템에서의 고속 푸리에 변환 프로세서 및 그 고속 푸리에 변환방법
PCT/KR2012/002164 WO2012118360A2 (fr) 2011-03-28 2012-03-26 Processeur de transformée de fourier rapide et méthode a transformée de fourier rapide pour système mrof
ZA2012/03475A ZA201203475B (en) 2011-03-28 2012-05-11 Fft processor and fft method for ofdm system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020110027598A KR20120109214A (ko) 2011-03-28 2011-03-28 Ｏｆｄｍ 시스템에서의 고속 푸리에 변환 프로세서 및 그 고속 푸리에 변환방법

Publications (1)

Publication Number Publication Date
KR20120109214A true KR20120109214A (ko) 2012-10-08

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KR1020110027598A KR20120109214A (ko) 2011-03-28 2011-03-28 Ｏｆｄｍ 시스템에서의 고속 푸리에 변환 프로세서 및 그 고속 푸리에 변환방법

Country Status (3)

Country Link
KR (1) KR20120109214A (fr)
WO (1) WO2012118360A2 (fr)
ZA (1) ZA201203475B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170061054A (ko) * 2015-11-25 2017-06-02 한국전자통신연구원 전병렬 고속 푸리에 변환기

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109558638B (zh) * 2018-10-23 2023-03-24 清华大学 Fft处理器
CN116318242B (zh) * 2023-02-17 2024-05-28 西安电子科技大学 一种提高编码lfm系统传输速率的软解调方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100892292B1 (ko) * 2006-11-06 2009-04-08 인하대학교 산학협력단 병렬 구조 및 파이프라인 방식을 이용한 Ｒａｄｉｘ 2의4승 고속 푸리에 변환 프로세서

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170061054A (ko) * 2015-11-25 2017-06-02 한국전자통신연구원 전병렬 고속 푸리에 변환기

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Publication number Publication date
WO2012118360A3 (fr) 2012-12-27
ZA201203475B (en) 2012-12-27
WO2012118360A2 (fr) 2012-09-07

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