- 16:55, 29 July 2009 (diff | hist) . . (+390) . . N Relationship between DTFT & Z-Transform - Howard Ho (New page: <math>X(w) = F{x[n]} = \sum_{n=-\infty}^\infty x[n]e^{-jwn}</math> <math>X(z)|_{z=e^{jw}} = X(e^{jw})</math> Can compute Z-Transform as a DTFT write <math>X(z)=X(re^{jw})</math> then <m...)
- 16:44, 29 July 2009 (diff | hist) . . (+55) . . N Z-transform/DTFT comparison (New page: Relationship between DTFT & Z-Transform - Howard Ho) (current)
- 16:08, 22 July 2009 (diff | hist) . . (+94) . . N Geometric Series - Howard Ho (New page: Special Case |alpha| < 1 <math>\sum_{n = M}^\infty \alpha^n = \alpha^M / (1 - \alpha)</math>) (current)
- 16:04, 22 July 2009 (diff | hist) . . (+34) . . Geometric Series
- 11:57, 8 July 2009 (diff | hist) . . (+1) . . HW 3.3 - Howard Ho ECE301 Summer2009 (current)
- 11:57, 8 July 2009 (diff | hist) . . (+520) . . N HW 3.3 - Howard Ho ECE301 Summer2009 (New page: Linearity property 4.3.1 Aperiodic signal <===> Fourier transform <math>\mathcal{F}</math>{ax(t)+ by(t)} <=> aX(jw) + bY(jw) An example of this property can be used: x(t) = ...)
- 11:41, 8 July 2009 (diff | hist) . . (+42) . . Fourier Properties
- 12:43, 7 July 2009 (diff | hist) . . (+282) . . Howard Ho - Homework 2.6 (current)
- 12:39, 7 July 2009 (diff | hist) . . (+206) . . N Howard Ho - Homework 2.6 (New page: LTI System with and without memory memoryless depends on the present for example y(t) = x(t-1) is not memoryless because it depends on the past While y(t) = 2x(t) is memoryless because it...)
- 12:28, 7 July 2009 (diff | hist) . . (+30) . . System Properties
- 16:40, 1 July 2009 (diff | hist) . . (+511) . . N HW 3.7 - Howard Ho ECE301 Summer2009 (New page: clear all x=input('Enter x(ie:[2 3 1]): ') h=input('Enter h(ie:[1 1 1]: ') fprintf('This demonstrates conv function:'); con=conv(x,h) length_x=length(x); %these are the lengths l...) (current)
- 16:38, 1 July 2009 (diff | hist) . . (0) . . Homework 2
- 16:35, 1 July 2009 (diff | hist) . . (+511) . . N HW 3.7 - Howard Ho ECE301 summer2009 (New page: clear all x=input('Enter x(ie:[2 3 1]): ') h=input('Enter h(ie:[1 1 1]: ') fprintf('This demonstrates conv function:'); con=conv(x,h) length_x=length(x); %these are the lengths l...) (current)
- 16:35, 1 July 2009 (diff | hist) . . (+43) . . Homework 2
- 18:47, 23 June 2009 (diff | hist) . . (+18) . . HW1.4 Howard Ho ECE301Summer2009 (current)
- 18:44, 23 June 2009 (diff | hist) . . (+1,100) . . N HW1.4 Howard Ho ECE301Summer2009 (New page: %Howard Ho %first we figure out the scale frequency a=440; c=3*a/5; uc=2*c; %upper c b=15*c/8; lg=3*c/2; %lower g g=lg*2; f=4*c/3; le=5*c/4; %lower e d=9*c/8; e=2*le; as=16*a/15; %a sha...)
- 18:42, 23 June 2009 (diff | hist) . . (+12) . . Homework 1
- 18:41, 23 June 2009 (diff | hist) . . (+28) . . Homework 1
- 07:53, 22 June 2009 (diff | hist) . . (+46) . . Computing E infinity and P infinity
- 18:44, 17 June 2009 (diff | hist) . . (+333) . . Howard Ho (current)
- 18:33, 17 June 2009 (diff | hist) . . (+404) . . N Howard Ho (New page: <math>x(t)=\sqrt(t)</math> Compute <math>E\infty</math> and <math>P\infty</math> <math>E\infty=\int_{-\infty}^\infty |x(t)|^2dt</math> <math>E\infty=\int_{-\infty}^\infty |\sqrt(t)|^2d...)
- 18:17, 17 June 2009 (diff | hist) . . (+22) . . Computing E infinity and P infinity
