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- 13:12, 10 November 2008 (diff | hist) . . (+409) . . N Collin Phillips: signal interpolation (Chapter 7) ECE301Fall2008mboutin (New page: == Interpolation using step functions == <br> CT signals can be stored digitally as DT signals.<br> An example of this is a song on a cd<br> As seen below in the picture, a ct signal is co...) (current)
- 13:11, 10 November 2008 (diff | hist) . . (0) . . N File:CollinCT.jpeg ECE301Fall2008mboutin (current)
- 12:52, 10 November 2008 (diff | hist) . . (+78) . . Homework 8 ECE301Fall2008mboutin
- 09:45, 25 September 2008 (diff | hist) . . (-3) . . HW4.5 Collin Phillips ECE301Fall2008mboutin (current)
- 09:44, 25 September 2008 (diff | hist) . . (+491) . . N HW4.5 Collin Phillips ECE301Fall2008mboutin (New page: ==Hints== 1. This signal is starts at zero and moves like the Ocean 2. This signal is never less than 0, but is always less than 4. 3. This signals period and the price of a footlong sub...)
- 09:39, 25 September 2008 (diff | hist) . . (+50) . . Homework 4 ECE301Fall2008mboutin (→Guess the Periodic Signal)
- 09:36, 25 September 2008 (diff | hist) . . (+561) . . HW4.2 Collin Phillips ECE301Fall2008mboutin (current)
- 09:33, 25 September 2008 (diff | hist) . . (+4) . . HW4.2 Collin Phillips ECE301Fall2008mboutin
- 09:33, 25 September 2008 (diff | hist) . . (-1) . . HW4.2 Collin Phillips ECE301Fall2008mboutin
- 09:33, 25 September 2008 (diff | hist) . . (+109) . . HW4.2 Collin Phillips ECE301Fall2008mboutin
- 09:32, 25 September 2008 (diff | hist) . . (+92) . . HW4.2 Collin Phillips ECE301Fall2008mboutin
- 09:30, 25 September 2008 (diff | hist) . . (+62) . . N HW4.2 Collin Phillips ECE301Fall2008mboutin (New page: ==DT signal == <br> <math>X[n] = 3\cos(3 \pi n + \pi)\,</math>)
- 09:28, 25 September 2008 (diff | hist) . . (+50) . . Homework 4 ECE301Fall2008mboutin (→Periodic DT Signal, Fourier Series Coefficients)
- 09:26, 25 September 2008 (diff | hist) . . (+719) . . HW4.1 Collin Phillips ECE301Fall2008mboutin
- 09:24, 25 September 2008 (diff | hist) . . (+171) . . N HW4.1 Collin Phillips ECE301Fall2008mboutin (New page: ==CT signal== The CT signal I will use is: <math>x(t) = 4cos(2t) + (3j)sin(3t)\!</math> <br>The fundamental period is 2*pi <br>we know that Wo=T/(2*pi), so: <br> Wo=2*pi)
- 09:20, 25 September 2008 (diff | hist) . . (+49) . . Homework 4 ECE301Fall2008mboutin (→Periodic CT Signal, Fourier Series Coefficients)
- 08:46, 18 September 2008 (diff | hist) . . (-39) . . HW3.C Collin Phillips ECE301Fall2008mboutin (current)
- 08:45, 18 September 2008 (diff | hist) . . (-26) . . HW3.C Collin Phillips ECE301Fall2008mboutin (→Can Eve decrypt it without finding the inverse of the encryption matrix?)
- 08:44, 18 September 2008 (diff | hist) . . (+2) . . HW3.C Collin Phillips ECE301Fall2008mboutin
- 08:43, 18 September 2008 (diff | hist) . . (+610) . . HW3.C Collin Phillips ECE301Fall2008mboutin
- 08:42, 18 September 2008 (diff | hist) . . (-60) . . HW3.C Collin Phillips ECE301Fall2008mboutin
- 08:41, 18 September 2008 (diff | hist) . . (-6) . . HW3.C Collin Phillips ECE301Fall2008mboutin
- 08:39, 18 September 2008 (diff | hist) . . (+1,048) . . N HW3.C Collin Phillips ECE301Fall2008mboutin (New page: ==Homework3 Part C== <br> <br> == How can Bob decode the message? == <br> Bob can decode the message by breaking the message into segments of three, <br> and then multiplying each 3 bit ...)
- 08:17, 18 September 2008 (diff | hist) . . (-71) . . 3.B Collin Phillips ECE301Fall2008mboutin (current)
- 08:16, 18 September 2008 (diff | hist) . . (0) . . 3.B Collin Phillips ECE301Fall2008mboutin
- 08:16, 18 September 2008 (diff | hist) . . (-1) . . Homework 3 ECE301Fall2008mboutin (→The basics of linearity)
- 08:15, 18 September 2008 (diff | hist) . . (+49) . . Homework 3 ECE301Fall2008mboutin
- 08:15, 18 September 2008 (diff | hist) . . (+17) . . Talk:HW3.B Ben Laskowski ECE301Fall2008mboutin
- 08:14, 18 September 2008 (diff | hist) . . (+73) . . Talk:HW3.B Ben Laskowski ECE301Fall2008mboutin
- 08:10, 18 September 2008 (diff | hist) . . (+404) . . N 3.B Collin Phillips ECE301Fall2008mboutin (New page: ==Hw3.B basics of linearity== <br> This problem could be solved using euler's rule that e^jwt=cos(wt)+jsin(wt) <br> However, for this case I will simply observe that the system is: <br> ...)
- 07:55, 18 September 2008 (diff | hist) . . (+131) . . Talk:3.A Ryan Scott - Causal Systems ECE301Fall2008mboutin (→Comment)
- 07:53, 18 September 2008 (diff | hist) . . (0) . . Talk:HW3.A Zachary Curosh ECE301Fall2008mboutin
- 07:53, 18 September 2008 (diff | hist) . . (+4) . . Talk:HW3.A Zachary Curosh ECE301Fall2008mboutin
- 07:52, 18 September 2008 (diff | hist) . . (+121) . . Talk:HW3.A Zachary Curosh ECE301Fall2008mboutin
- 07:50, 18 September 2008 (diff | hist) . . (+115) . . Talk:HW3.A Ben Laskowski ECE301Fall2008mboutin
- 17:59, 17 September 2008 (diff | hist) . . (-2) . . Homework 3 ECE301Fall2008mboutin (→Understanding System’s Properties)
- 17:59, 17 September 2008 (diff | hist) . . (+16) . . Homework 3 ECE301Fall2008mboutin (→Understanding System’s Properties)
- 17:58, 17 September 2008 (diff | hist) . . (+50) . . Homework 3 ECE301Fall2008mboutin (→Understanding System’s Properties)
- 13:07, 16 September 2008 (diff | hist) . . (+2) . . 3.A Collin Phillips-Time Invariance ECE301Fall2008mboutin (current)
- 13:07, 16 September 2008 (diff | hist) . . (+585) . . 3.A Collin Phillips-Time Invariance ECE301Fall2008mboutin
- 11:50, 16 September 2008 (diff | hist) . . (+245) . . N 3.A Collin Phillips-Time Invariance ECE301Fall2008mboutin (New page: == Homework 3 Part A == '''Time Invariance''' <br>A system is time invariant if the behavior and characteristics of the system are fixed over time. <br>This means that we would expect the ...)
- 16:25, 11 September 2008 (diff | hist) . . (+50) . . Homework 2 ECE301Fall2008mboutin (→Part E: Linearity and Time Invariance)
- 15:31, 11 September 2008 (diff | hist) . . (+9) . . HW2-E Collin Phillips ECE301Fall2008mboutin (current)
- 15:29, 11 September 2008 (diff | hist) . . (+231) . . HW2-E Collin Phillips ECE301Fall2008mboutin
- 15:27, 11 September 2008 (diff | hist) . . (+72) . . N HW2-E Collin Phillips ECE301Fall2008mboutin (New page: ==Homework 2 Part E== '''Can the system be time invariant? explain...''')
- 15:24, 11 September 2008 (diff | hist) . . (+50) . . Homework 2 ECE301Fall2008mboutin (→Part D: Time Invariance)
- 15:17, 11 September 2008 (diff | hist) . . (+336) . . HW2-D Collin Phillips ECE301Fall2008mboutin (current)
- 15:14, 11 September 2008 (diff | hist) . . (+18) . . HW2-D Collin Phillips ECE301Fall2008mboutin
- 15:12, 11 September 2008 (diff | hist) . . (+195) . . N HW2-D Collin Phillips ECE301Fall2008mboutin (New page: == Homework 2 part D == '''Definition of Time invariance''' <br>A Time Invariant system is a system who's output <br>is not altered by a shift in time <br><br>'''Ecample of time-invariant'...)
- 15:06, 11 September 2008 (diff | hist) . . (-2) . . HW2.C Collin Phillips ECE301Fall2008mboutin (→proving this...) (current)
- 15:05, 11 September 2008 (diff | hist) . . (+532) . . HW2.C Collin Phillips ECE301Fall2008mboutin
- 14:57, 11 September 2008 (diff | hist) . . (+50) . . Homework 2 ECE301Fall2008mboutin (→Part C: Linearity)
- 14:57, 11 September 2008 (diff | hist) . . (0) . . Homework 2 ECE301Fall2008mboutin (→Part B: Find the Bug)
- 14:56, 11 September 2008 (diff | hist) . . (0) . . Homework 2 ECE301Fall2008mboutin (→Part B: Find the Bug)
- 14:56, 11 September 2008 (diff | hist) . . (+4) . . Homework 2 ECE301Fall2008mboutin (→Part B: Find the Bug)
- 14:56, 11 September 2008 (diff | hist) . . (+46) . . Homework 2 ECE301Fall2008mboutin (→Part B: Find the Bug)
- 14:55, 11 September 2008 (diff | hist) . . (0) . . Homework 2 ECE301Fall2008mboutin (→Part A: Periodic Signals Revisited)
- 14:54, 11 September 2008 (diff | hist) . . (0) . . m HW2-A Collin Phillips ECE301Fall2008mboutin (User:Cnphilli moved to HW2-A Collin Phillips) (current)
- 14:54, 11 September 2008 (diff | hist) . . (+57) . . N User:Cnphilli ECE301Fall2008mboutin (User:Cnphilli moved to HW2-A Collin Phillips) (current)
- 14:53, 11 September 2008 (diff | hist) . . (+50) . . Homework 2 ECE301Fall2008mboutin (→Part A: Periodic Signals Revisited)
- 11:36, 11 September 2008 (diff | hist) . . (+1) . . HW2.C Collin Phillips ECE301Fall2008mboutin
- 11:35, 11 September 2008 (diff | hist) . . (+70) . . HW2.C Collin Phillips ECE301Fall2008mboutin
- 11:34, 11 September 2008 (diff | hist) . . (+761) . . HW2.C Collin Phillips ECE301Fall2008mboutin
- 11:20, 11 September 2008 (diff | hist) . . (+40) . . HW2.C Collin Phillips ECE301Fall2008mboutin
- 11:19, 11 September 2008 (diff | hist) . . (+212) . . N HW2.C Collin Phillips ECE301Fall2008mboutin (New page: == Homework 2 part C == <br> ==What is a linear system?== A system is linear if:<br> 1. The sum of any two inputs sent through a system is equal to any two inputs sent through a system tha...)
- 11:14, 11 September 2008 (diff | hist) . . (+178) . . HW2.b Collin Phillips ECE301Fall2008mboutin (current)
- 11:11, 11 September 2008 (diff | hist) . . (+356) . . N HW2.b Collin Phillips ECE301Fall2008mboutin (New page: ==Homework 2 part B. Finding the Bug== == Original Code == <pre> F0 =13; T0 =1/F0; Ts = 0.07; t = 0:Ts:13*T0; x = real(exp(j*(2*pi*F0*t-pi/2))); plot(t,x) </pre> <br>The previous code ha...)
- 11:05, 11 September 2008 (diff | hist) . . (+209) . . HW2-A Collin Phillips ECE301Fall2008mboutin (→Part A-2)
- 11:03, 11 September 2008 (diff | hist) . . (+43) . . HW2-A Collin Phillips ECE301Fall2008mboutin
- 11:02, 11 September 2008 (diff | hist) . . (-20) . . File:LogA-2 ECE301Fall2008mboutin.JPG
- 10:57, 11 September 2008 (diff | hist) . . (+153) . . HW2-A Collin Phillips ECE301Fall2008mboutin
- 10:53, 11 September 2008 (diff | hist) . . (-6) . . HW2-A Collin Phillips ECE301Fall2008mboutin
- 10:53, 11 September 2008 (diff | hist) . . (+63) . . HW2-A Collin Phillips ECE301Fall2008mboutin
- 10:52, 11 September 2008 (diff | hist) . . (-20) . . File:Periodiccnphilli ECE301Fall2008mboutin.JPG
- 10:52, 11 September 2008 (diff | hist) . . (-1) . . HW2-A Collin Phillips ECE301Fall2008mboutin
- 10:51, 11 September 2008 (diff | hist) . . (+121) . . HW2-A Collin Phillips ECE301Fall2008mboutin
- 10:49, 11 September 2008 (diff | hist) . . (+133) . . HW2-A Collin Phillips ECE301Fall2008mboutin
- 10:49, 11 September 2008 (diff | hist) . . (-20) . . File:Non-periodic ECE301Fall2008mboutin.jpg
- 10:31, 11 September 2008 (diff | hist) . . (0) . . HW2-A Collin Phillips ECE301Fall2008mboutin
- 10:30, 11 September 2008 (diff | hist) . . (+13) . . HW2-A Collin Phillips ECE301Fall2008mboutin
- 10:29, 11 September 2008 (diff | hist) . . (+70) . . N HW2-A Collin Phillips ECE301Fall2008mboutin (New page: == Homework 2 Part A-1== I chose the signal: <math>y = cos(n)\,</math>)
- 07:12, 5 September 2008 (diff | hist) . . (+152) . . Homework 1 ECE301Fall2008mboutin
- 07:08, 5 September 2008 (diff | hist) . . (-2) . . HW1.5 Collin Phillips ECE301Fall2008mboutin (current)
- 07:07, 5 September 2008 (diff | hist) . . (-24) . . HW1.5 Collin Phillips ECE301Fall2008mboutin
- 07:05, 5 September 2008 (diff | hist) . . (-55) . . HW1.5 Collin Phillips ECE301Fall2008mboutin
- 07:02, 5 September 2008 (diff | hist) . . (+462) . . HW1.5 Collin Phillips ECE301Fall2008mboutin
- 06:58, 5 September 2008 (diff | hist) . . (+430) . . N HW1.5 Collin Phillips ECE301Fall2008mboutin (New page: Compute the Energy and Power of the signal <math>x(t)=\dfrac{2t}{t^2+5}</math> between 0 and 2 seconds. ==Energy== <math>E=\int_0^{2}{\dfrac{2t}{t^2+5}dt}</math> <math>U=t^2+5</math> ...)
- 06:53, 5 September 2008 (diff | hist) . . (+380) . . N HW1.4 Collin Phillips ECE301Fall2008mboutin (New page: ==Periodic== <pre> An example of a periodic function in Discrete time is: x(n)=j^n j^1 = j j^2 = -1 j^3 = - j j^4 = 1 j^5 = j </pre> ==Non-Periodic== <pre> x(n)=cos(n) is not periodic. A...) (current)
- 06:47, 5 September 2008 (diff | hist) . . (+125) . . HW1.3 Collin Phillips ECE301Fall2008mboutin (current)
- 06:42, 5 September 2008 (diff | hist) . . (+86) . . N HW1.3 Collin Phillips ECE301Fall2008mboutin (New page: == Complex Numbers == <pre> A complex number is expressed in the form a+bi. </pre>)
- 16:59, 4 September 2008 (diff | hist) . . (+43) . . HW1.2 Collin Phillips ECE301Fall2008mboutin (current)
- 16:58, 4 September 2008 (diff | hist) . . (+49) . . Homework 1 ECE301Fall2008mboutin
- 16:57, 4 September 2008 (diff | hist) . . (+82) . . HW1.2 Collin Phillips ECE301Fall2008mboutin
- 16:56, 4 September 2008 (diff | hist) . . (-20) . . File:Jpbackrward ECE301Fall2008mboutin.wav
- 16:54, 4 September 2008 (diff | hist) . . (+56) . . HW1.2 Collin Phillips ECE301Fall2008mboutin
- 16:52, 4 September 2008 (diff | hist) . . (+339) . . N HW1.2 Collin Phillips ECE301Fall2008mboutin (New page: <pre> %Collin Phillips clear; clc; songnorm='./jpforward.wav'; %calls file [fw,rate,bps]=wavread(songnorm); %reads file bw=flipud(fw); %flips the file slow=rate/1.7; %slows down the so...)
- 16:43, 4 September 2008 (diff | hist) . . (+49) . . Homework 1 ECE301Fall2008mboutin
- 16:43, 4 September 2008 (diff | hist) . . (+49) . . HW1.1 Collin Phillips ECE301Fall2008mboutin (current)
- 16:41, 4 September 2008 (diff | hist) . . (+770) . . N HW1.1 Collin Phillips ECE301Fall2008mboutin (New page: %Collin Phillips Ece 301 %Sept. 4 2008 %Hw1 part 1 clear clc rest = 0; Ab = 415.30; Bb = 466.16; B = 493.88; C = 523.25; Db = 554.37; Eb = 311.13; F = 349.23; G = 392; %define beats ...)