What does QPSK stand for ?

[sumant.thapliyal]

what is qpsk?

 

[A.Anand Srinivasan]

Re: qpsk

qpsk is quadrature phase shift keying... here two bit datas r represented by using 4 signals with different phase....

 

[rakesh_vnit]

Re: qpsk

qpsk.....wat u do in this is, u use the phase as also a form to represent signal rather than just the magnitude as in the case of dpsk, etc.....

for better understandin...go through some basic digital comm books....simon haykins,etc...