Reference

Active Elements

No. of Passive Components

Electronic Controllability of:

No. of Grounded C

No. of

C + R

CO

FO

[18]

2VD ? DIBA + UGC

2

0 + 0

NO

YES

[19]

2CDBA

1

1 + 3

NO

NO

[20]

2OTRA

2

0 + 4

NO

NO

[21]

2CDBA

2

0 + 3

NO

NO

[22]

2VDIBA + 2MOS

1

1 + 0

YES

YES

[23]

3CFTA

2

0 + 0

YES

YES

proposed

2VD − DIBA

2

0 + 1

YES

YES