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Electroencephalogram EEG 49927002

49927020 49927024 49927029

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-Hans Berger(EEGElectroencephalography)

Hans Berger(EEGElectroencephalography)

1.Alpha waves8~13Hz 50V(occipital region)(parietal region)

2.Beta waves12Hz50Hz (frontal region) 20V

3. Theta waves 48Hz

4. Delta waves 14Hz NREM

1929 Hans Berger 0 ~ 300 V 50 EEG

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EEG

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FFT

+FFT

+FFT

+FFT

+FFT

+FFT

+FFT

-

-

-

-

-

M- M=3

M- M=10

M- M=20

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IIRButterworthChebyshev IChebyshev II Elliptic

Butterworth-

Butterworth-

butter-

butter-

butter-

butter-

Chebyshev I- I Chebyshev I-I

cheb1ord-

cheb1ord-

cheb1ord-

cheb1ord-

Chebyshev II- II Chebyshev II-II

cheb2ord-

cheb2ord-

cheb2ord-

cheb2ord-

Elliptic-Elliptic-

Elliptic-

Elliptic-

Elliptic-

Elliptic-

Butterworth--

Chebyshev I- I -

Chebyshev II- II -

Elliptic--

Elliptic--Chebyshev II- II -

Chebyshev I- I -Butterworth--

PSD

PeriodogramPSD

2561024

PeriodogramPSD-1024

1024

PeriodogramPSD-10241024

Welch PSD-256512 75%25%810512

,,PSD

Welch PSD-,50%,1024

Yule-walker AR-

Yule-walker

Yule-walker AR- Yule-walker 1~18-

Yule-walker AR- Yule-walker 1~6

Yule-walker AR- Yule-walker 7~12

Yule-walker AR- Yule-walker 13~18

-M(FIR) ,Butterworth ,Chebyshev I , Chebyshev II , Elliptic , ,M()Butterworth-Yule-walker AR Periodogram Welch

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