KR930701796A - 데이타 신호의 시간 대 주파수 및 주파수 대 시간 변환 방법 및 장치 - Google Patents

데이타 신호의 시간 대 주파수 및 주파수 대 시간 변환 방법 및 장치

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Publication number
KR930701796A
KR930701796A KR1019930700463A KR930700463A KR930701796A KR 930701796 A KR930701796 A KR 930701796A KR 1019930700463 A KR1019930700463 A KR 1019930700463A KR 930700463 A KR930700463 A KR 930700463A KR 930701796 A KR930701796 A KR 930701796A
Authority
KR
South Korea
Prior art keywords
frequency
time
data signals
conversion
time conversion
Prior art date
Application number
KR1019930700463A
Other languages
English (en)
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KR100232032B1 (ko
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of KR930701796A publication Critical patent/KR930701796A/ko
Application granted granted Critical
Publication of KR100232032B1 publication Critical patent/KR100232032B1/ko

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Classifications

    • 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
    • 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
    • G06F17/147—Discrete orthonormal transforms, e.g. discrete cosine transform, discrete sine transform, and variations therefrom, e.g. modified discrete cosine transform, integer transforms approximating the discrete cosine transform

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Data Mining & Analysis (AREA)
  • Mathematical Analysis (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Computational Mathematics (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Algebra (AREA)
  • Discrete Mathematics (AREA)
  • Complex Calculations (AREA)
KR1019930700463A 1991-06-24 1992-05-22 데이타 신호의 시간대 주파수 및 대 시간 변환 방법 및 장치 KR100232032B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US720.202 1991-06-24
US07/720,202 US5818742A (en) 1991-06-24 1991-06-24 Apparatus to transform time to frequency and frequency to time of data signals
PCT/US1992/004367 WO1993000645A1 (en) 1991-06-24 1992-05-22 Method and apparatus to transform time to frequency and frequency to time of data signals

Publications (2)

Publication Number Publication Date
KR930701796A true KR930701796A (ko) 1993-06-12
KR100232032B1 KR100232032B1 (ko) 1999-12-01

Family

ID=24893074

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019930700463A KR100232032B1 (ko) 1991-06-24 1992-05-22 데이타 신호의 시간대 주파수 및 대 시간 변환 방법 및 장치

Country Status (5)

Country Link
US (1) US5818742A (ko)
JP (1) JP3560607B2 (ko)
KR (1) KR100232032B1 (ko)
AU (1) AU2169892A (ko)
WO (1) WO1993000645A1 (ko)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5471412A (en) * 1993-10-27 1995-11-28 Winbond Electronic Corp. Recycling and parallel processing method and apparatus for performing discrete cosine transform and its inverse
US7222303B2 (en) * 1999-07-15 2007-05-22 Hotbar.Com, Inc. System and method for the dynamic improvement of internet browser navigability
US6677962B1 (en) * 2000-06-26 2004-01-13 Microsoft Corporation Methods and systems for manipulating user interface controls
US6876704B2 (en) * 2001-05-16 2005-04-05 Qualcomm, Incorporated Apparatus and method for encoding and computing a discrete cosine transform using a butterfly processor
US6870885B2 (en) 2001-05-16 2005-03-22 Qualcomm Incorporated Apparatus and method for decoding and computing a discrete cosine transform using a butterfly processor
KR100577005B1 (ko) * 2003-12-27 2006-05-10 한국전자통신연구원 고속 하다마드 변환 및 고속 푸리에 변환의 선택적 수행장치 및 방법
JP2005322175A (ja) * 2004-05-11 2005-11-17 Sony Corp 演算装置および演算方法、並びにプログラム

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2581463B1 (fr) * 1985-05-03 1989-09-08 Thomson Csf Dispositifs de calcul de transformees cosinus, dispositif de codage et dispositif de decodage d'images comportant de tels dispositifs de calcul
FR2582424B1 (fr) * 1985-05-22 1989-06-30 Guichard Jacques Circuit de calcul rapide de la transformee en cosinus, directe ou inverse, d'un signal discret
FR2608808B1 (fr) * 1986-12-22 1989-04-28 Efcis Circuit integre de traitement numerique de signaux
EP0376683A2 (en) * 1988-12-27 1990-07-04 Kabushiki Kaisha Toshiba Discrete cosine transforming apparatus

Also Published As

Publication number Publication date
WO1993000645A1 (en) 1993-01-07
JP3560607B2 (ja) 2004-09-02
KR100232032B1 (ko) 1999-12-01
JPH06500880A (ja) 1994-01-27
US5818742A (en) 1998-10-06
AU2169892A (en) 1993-01-25

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