CONTROL SYSTEMS ENGINEERING Fourth Edition

Ngày tải lên: 01/01/2014, 19:05

... ≤ ⇒ i=1 n αi βi ≤ αi i=1 i=1 n βi i=1 Equality holds if αi = kβi , for i = 1, , n ∗ ∗ 2) The second equation is trivial since |xi yi | = |xi ||yi | To see this write xi and yi in polar jθxi ... it is observed both signals have the same envelope but there is a phase reversal at t = for the second signal Am2 (t) cos(2πf0 t) (right plot) This discontinuity is shown clearly in the next figure

Ngày tải lên: 05/03/2014, 19:20

... SOLUTIONS MANUAL Communication Systems Engineering Second Edition John G Proakis Masoud Salehi Prepared by Evangelos Zervas Upper Saddle ... ≤ ⇒ i=1 n αi βi ≤ αi i=1 i=1 n βi i=1 Equality holds if αi = kβi , for i = 1, , n ∗ ∗ 2) The second equation is trivial since |xi yi | = |xi ||yi | To see this write xi and yi in polar jθxi ... it is observed both signals have the same en...

Ngày tải lên: 28/03/2014, 17:20

Ngày tải lên: 01/04/2014, 10:58

... ≤ ⇒ i=1 n αi βi ≤ αi i=1 i=1 n βi i=1 Equality holds if αi = kβi , for i = 1, , n ∗ ∗ 2) The second equation is trivial since |xi yi | = |xi ||yi | To see this write xi and yi in polar jθxi ... it is observed both signals have the same envelope but there is a phase reversal at t = for the second signal Am2 (t) cos(2πf0 t) (right plot) This discontinuity is shown clearly in the next figure

Ngày tải lên: 27/06/2014, 08:20

... The energy spectral density of the output signal is GY (f ) = GX (f )sgn2 (f ) = GX (f ) f = 0 f =0 Since GX (f ) does not contain any impulses at the origin EY = EX = 27 2α b) Arguing as in ... Executive Managing Editor: Vince O’Brien Managing Editor: David A George Production Editor: Barbara A Till Composition: PreTEX, Inc Supplement Cover Manager: Paul Gourhan Supplement Cover Design: PM ....

Ngày tải lên: 27/06/2014, 17:20

... ≤ ⇒ i=1 n αi βi ≤ αi i=1 i=1 n βi i=1 Equality holds if αi = kβi , for i = 1, , n ∗ ∗ 2) The second equation is trivial since |xi yi | = |xi ||yi | To see this write xi and yi in polar jθxi ... it is observed both signals have the same envelope but there is a phase reversal at t = for the second signal Am2 (t) cos(2πf0 t) (right plot) This discontinuity is shown clearly in the next figure

Ngày tải lên: 27/06/2014, 17:20

... SOLUTIONS MANUAL Communication Systems Engineering Second Edition John G Proakis Masoud Salehi Prepared by Evangelos Zervas Upper Saddle ... publisher make no warranty of any kind, expressed or implied, with regard to these programs or the documentation contained in this book The author and publisher shall not be liable in any event for ... ≤ ⇒ i=1 n αi βi ≤ αi i=1 i=1 n β...

Ngày tải lên: 27/06/2014, 17:20

... ≤ ⇒ i=1 n αi βi ≤ αi i=1 i=1 n βi i=1 Equality holds if αi = kβi , for i = 1, , n ∗ ∗ 2) The second equation is trivial since |xi yi | = |xi ||yi | To see this write xi and yi in polar jθxi ... it is observed both signals have the same envelope but there is a phase reversal at t = for the second signal Am2 (t) cos(2πf0 t) (right plot) This discontinuity is shown clearly in the next figure

Ngày tải lên: 27/06/2014, 23:20