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62 results

Mark Newman
Unraveling the Secrets of Twiddle Factors in the FFT

Twiddle Factors play a crucial role in the Fast Fourier Transform (FFT) algorithm. They are the workhorses of the algorithm, acting ...

0:57
Unraveling the Secrets of Twiddle Factors in the FFT

16,386 views

2 years ago

EC8553 - DTSP Autonomous
DIT & DIF

Review of FT, DFT, Necessity of FFT, DIT, DIF, differences and similarities between DIT & DIF.

52:47
DIT & DIF

61 views

5 years ago

Mark Newman
Calculating Twiddle Factors in the FFT

Twiddle Factors play a crucial role in the Fast Fourier Transform (FFT) algorithm by helping to combine and manipulate the ...

0:55
Calculating Twiddle Factors in the FFT

10,923 views

2 years ago

Digital communications
OFDM: Creating DC with the IDFT (0003)

Definitiv drin saß ein letztes lied riviera getting out here ex mister spex of the internet of things off here with the setting exeo 2.0 for ...

1:55
OFDM: Creating DC with the IDFT (0003)

3,454 views

9 years ago

Digital communications
OFDM: Creating the lowest frequency with the IDFT (0004)
4:50
OFDM: Creating the lowest frequency with the IDFT (0004)

2,700 views

9 years ago

Mark Newman
What is the Inner Butterfly in the FFT

The #FFT is so efficient because it breaks the problem down into little bits and performs the same 2-point #DFT calculation on ...

0:57
What is the Inner Butterfly in the FFT

11,104 views

2 years ago

WIT Solapur - Professional Learning Community
Decimation in Frequency (DIF) FFT Algorithm

Mr. Prashant Shivasharan Malge Assistant Professor Department of Electronics Engineering Walchand Institute of Technology, ...

14:59
Decimation in Frequency (DIF) FFT Algorithm

11,165 views

5 years ago

Digital communications
OFDM: Creating the highest frequency with the IDFT (0005)

And remember n can be only integer numbers so therefore it starts with e 2 e 2 0 and then e to j pi and then e to j 2 pi and so how ...

5:06
OFDM: Creating the highest frequency with the IDFT (0005)

2,079 views

9 years ago

Digital communications
OFDM: IDFT summary (0008)

So summary of the i dft and obviously also ifft because in practice obviously we're using the fast fourier transform so if we are ...

1:53
OFDM: IDFT summary (0008)

2,728 views

9 years ago

Digital communications
OFDM: Creating DC with the IDFT (0003,py)
5:40
OFDM: Creating DC with the IDFT (0003,py)

550 views

5 years ago

WIT Solapur - Professional Learning Community
Decimation in Time (DIT) FFT Algorithm

Mr. Prasahnt Shivasharan Malge Assistant Professor Department of Electronics Engineering Walchand Institute of Technology, ...

14:43
Decimation in Time (DIT) FFT Algorithm

1,479 views

5 years ago

Roel Van de Paar
HOW can I optimize this FFT C++ Code without using external libraries?

HOW can I optimize this FFT C++ Code without using external libraries? Helpful? Please support me on Patreon: ...

2:05
HOW can I optimize this FFT C++ Code without using external libraries?

69 views

3 years ago

Mark Newman
Why the DFT is necessary

This video looks at the differences between the DFT (Discrete Fourier Transform) and the FT (Fourier Transform) and why the DFT ...

0:54
Why the DFT is necessary

15,982 views

2 years ago

Darryl Yong
Computational Cost of Discrete Fourier Transform
0:32
Computational Cost of Discrete Fourier Transform

109 views

4 years ago

Roel Van de Paar
How does the Stockham FFT work? (2 Solutions!!)

How does the Stockham FFT work? Helpful? Please support me on Patreon: https://www.patreon.com/roelvandepaar With thanks ...

1:59
How does the Stockham FFT work? (2 Solutions!!)

271 views

4 years ago

Shrikrishna Kolhar
DFT Implementation in MATLAB

This video explains some of the basics of DFT, formulae of DFT and IDFT in terms of exponential as well as twiddle factor.

13:42
DFT Implementation in MATLAB

77,019 views

9 years ago

Roel Van de Paar
fourier and zero padding

fourier and zero padding Helpful? Please use the *Thanks* button above! Or, thank me via Patreon: ...

1:44
fourier and zero padding

9 views

3 years ago

Digital communications
OFDM: Creating the highest frequency with the IDFT (0005,py)
6:35
OFDM: Creating the highest frequency with the IDFT (0005,py)

349 views

5 years ago

leo wang
DSP Lecture on DFT/FFT

DSP Lecture on DFT/FFT in Zoom lecture in 18th of March Wed BCU course.

51:00
DSP Lecture on DFT/FFT

167 views

5 years ago

Bart Massey
PSU CS 410P/510 Sound: The Discrete Fourier Transform

Discussion of the Discrete Fourier Transform.

11:54
PSU CS 410P/510 Sound: The Discrete Fourier Transform

38 views

5 years ago