응용전자 회로 #10

1 김승아

Dept. of Biomed. Eng. BME303:Applied Electronic Circuit Kyung Hee Univ.

응용전자 회로 #10

생체의공학과2012103825

김승아

2 김승아

Dept. of Biomed. Eng. BME303:Applied Electronic Circuit Kyung Hee Univ.

- High pass filter

Second order Active filter

3 김승아

Dept. of Biomed. Eng. BME303:Applied Electronic Circuit Kyung Hee Univ.

- Band pass filter

Second order Active filter

4 김승아

Dept. of Biomed. Eng. BME303:Applied Electronic Circuit Kyung Hee Univ.

- Notch pass filter

Second order Active filter

5 김승아

Dept. of Biomed. Eng. BME303:Applied Electronic Circuit Kyung Hee Univ.

- Low pass filter

KRC filter

R 1V i

R 2

V o

R A

R B

U 1

O PAMP

+

-

O U TC 2

V2

C 1

V 1

0

0

2

2)1(

KV

VRRVoA

B

)()()(SVSVSH

i

O

1])1[( 2122112

2211

SCRCRCRkSCRCRK

jwssHjwH |)()(

2211

1CRCR

W

KH

O

OLP

11

22

12

21

22

11)1(

1

CRCR

CRCR

CRCRk

Q

6 김승아

Dept. of Biomed. Eng. BME303:Applied Electronic Circuit Kyung Hee Univ.

- High pass filter

KRC filter

R A

R B

U 1

O P AMP

+

-

O U T

0

0

C 1

V o

C 2

R 1

V i

R 2 2211

1CRCR

W

KH

O

OLP

11

22

12

21

22

11)1(

1

CRCR

CRCR

CRCRk

Q

7 김승아

Dept. of Biomed. Eng. BME303:Applied Electronic Circuit Kyung Hee Univ.

- Band pass filter

KRC filter

2121

3

1

2

1

2

1

3

1

1

)1()1(1

CCRRRR

W

RR

CC

RRk

kH

O

OBP

22

11

12

21

11

23

3

1

3

1

])1(1[

1

CRCR

CRCR

CRCR

RRk

RR

Q

8 김승아

Dept. of Biomed. Eng. BME303:Applied Electronic Circuit Kyung Hee Univ.

- Notch pass filter

KRC filter

R A

R B

U 1

O PAMP

+

-

O U T

0

Vo

R 1R 2

V iC 1C 2

C 3

A

BON R

RkH 1

RCWO

1

kQ

241

9 김승아

Dept. of Biomed. Eng. BME303:Applied Electronic Circuit Kyung Hee Univ.

- Low pass filter

Multiple feedback filter

U 1

O PAMP

+

-

O U T

R 1

B

0

R 2

R 3V in

C 1

V ou t

C 2

0

jwsSHjwH |)()(

1

3

RRHOLP

10 김승아

Dept. of Biomed. Eng. BME303:Applied Electronic Circuit Kyung Hee Univ.

- Band pass filter

Multiple feedback filter

U 1

O PAMP

+

-

O U T

C 1

V inC 2

A

R 1

B

R 2

Vou t

0

11 김승아

Dept. of Biomed. Eng. BME303:Applied Electronic Circuit Kyung Hee Univ.

- Notch pass filter

Multiple feedback filter

BPiO VRRV

RRV

3

5

4

3

12 김승아

Dept. of Biomed. Eng. BME303:Applied Electronic Circuit Kyung Hee Univ.

State variable filter

BPLP VSCR

V27

1

13 김승아

Dept. of Biomed. Eng. BME303:Applied Electronic Circuit Kyung Hee Univ.

Biquad filter