Digital signal processing - conjugate reciprocal of a complex number

1. Dec 2, 2013

janu203

Digital signal processing -- conjugate reciprocal of a complex number

what is the difference between conjugate of a complex number and conjugate reciprocal of a complex number
i am asking with reference to z transform....Thanyou

2. Dec 3, 2013

skeptic2

Can you explain what a complex conjugate is?
Can you explain what the reciprocal of a complex number is?

3. Dec 4, 2013

janu203

what i understand is if a+bi is any complex number then a-bi is its complex conjugate.. and 1/(a-bi) is reciprocal of complex conjugate

Last edited: Dec 4, 2013
4. Dec 4, 2013

5. Dec 9, 2013

thanks