% Lab 1 Digital Transmission
clc;
clear all;
%TRANSMIT FILTER SPECIFICATION%
%FILTER IS IMPLEMENTED AT RATE m/T, where m = oversampling factor
oversampling_factor = 4;0efault choice
%CHOICE OF TRANSMIT FILTER FOR LAB 1
0irst specify half of the filter
hha
ECE 146B/Spring 2011: Solutions to Problem Set 5
Problem 6.7: First some general observations. We know that samples of WGN through an
LTI system with impulse response h(t) are Gaussian with zero mean and variance 2 |h|2 (the
statistics of such a sample do
Spring 2011
UCSB
ECE 146B: Solutions to Final Examination
22
s5
s2
1
s4
s1
2
s3
s6
Figure 1: ML regions and distances between neighbors for Problem 1
Problem 1:
(a) The ML regions for two typical points, s1 and s2 , are drawn in Figure 1.
(b) Since there
Chapter 2
Signals and Systems
From Introduction to Communication Systems
Copyright by Upamanyu Madhow, 2008-2011
A communication link involves several stages of signal manipulation: the transmitter transforms
the message into a signal that can be sent ove
Spring 2010
UCSB
ECE 146B: Problem Set 5
Assigned: May 17
Due: May 24 (by noon, in course homework box)
Reading: Classnotes, Chapter 7
Topics: ML reception and its performance
Problem 1: Three 8-ary signal constellations are shown in Figure 1.
(2)
(1)
(a)
Spring 2010
UCSB
ECE 146B: Problem Set 4
Assigned: May 3
Due: May 7 (by noon, in course homework box)
Reading: Classnotes, Chapter 7
Topics: Gaussian models; Hypothesis testing; Signal space concepts
Midterm: In class, Monday May 10. Covers Problem Sets 1
Spring 2010
UCSB
ECE 146B: Problem Set 3
Assigned: April 20
Due: April 27 (by noon, in course homework box)
Reading: Classnotes, Chapter 7
Topics: Gaussian models; Hypothesis testing
Remark: In view of our maniacal focus on Gaussian noise for the rest of
Spring 2010
UCSB
ECE 146B: Problem Set 1
Assigned: March 29
Due: April 8 (by noon, in course homework box)
Reading: Classnotes, Chapter 6
Topics: Self-study on digital media formats (from Internet and other sources); linear modulation
Problem 1: Look up a
ECE 146B/Spring 2011: Solutions to Problem Set 6
Problem 6.17
(a) Signal space representations with respect to the given orthonormal basis are:
Signal Set A: s1 = (1, 0, 0, 0)T , s2 = (0, 1, 0, 0)T , s3 = (0, 0, 0, 1)T and s4 = (0, 0, 0, 1)T
Signal Set B:
ECE 147B
Digital Control Systems: Theory and Design
Winter 2011
Calendar
(Tentative, since lab schedule may change after Week 1)
Lecture:
Tues. and Thur., 3:30-4:45pm, Girv 2127
Lab Group 1: Wednesdays, 7-9:50pm, HFH 3120
Lab Group 2: Fridays, 1-3:50pm, H
ECE 147B Computer Module #5 Solutions
1. This problem considers varying the P controller gain to find a more acceptable discrete P
controller than K1. For K<3, the controller has very little overshot but exhibits an excessively
slow rise time, and for K>5
ECE 147B
Digital Control Systems: Theory and Design
Winter 2011
Tentative* Syllabus
* Some details (e.g., lab times and lecture topics) are subject to change in Week 1.
Instructors:
Katie Byl (Professor / Lecture Instructor)
[email protected]
Pat Terr
ECE 147B
Digital Control Systems: Theory and Design
Winter 2011
Homework 3
Out:
Due:
February 26, 2011.
Friday, March 4, 2011, at 5 pm, in the homework boxes outside Harold Frank Hall 3120.
Problem 1. For the open loop system
G(s) =
=
a) Find the discrete
Problem 5
Part d)
Bode Diagram
20
Magnitude (dB)
15
10
5
0
45
Continuous
Matched
Tustin
0
Phase (deg)
Prew arp
-45
-90
-135
-180
0
1
10
10
Frequency (rad/sec)
Figure 1: Bode Plot of Various Systems in Problem 5
Part e)
Continuous
Matched
Tustin
Prewarp
Ma
ECE147B
PracticeMidtermProblems
Winter2011
Practice Midterm Problems
1) Plot each of the following requested time responses. Carefully label the output at k=0,
k=1, and k=2, and carefully indicate the final value (if bounded) as k approaches infinity.
a)
ECE147B
HW4:PracticeFinalRev.1
Winter2011
Name _
ECE 147B
Practice Final Exam
Mar. 16, 2011
You are allowed two, single-side 8 x 11 sheets of self-prepared notes.
Use must submit these Cheat Sheets with your exam; they will later be
returned, as is.
No
ECE147B
FinalExam
Winter2011
Name _
ECE 147B
Final Exam
Mar. 18, 2011
You are allowed two, single-side 8 x 11 sheets of self-prepared notes.
Use must submit these Cheat Sheets with your exam; they will later be
returned, unmarked. PUT YOUR NAME ON YOUR
ECE 147B W2011 MOD7 Solution
1. The first problem considers two additional designs of the satellite dish network introduced in
the module. Design (1) is to have relatively aggressive pole locations, and design (2) is to have
significantly more sedate loca
Module 6 Solutions
1. The first problem considers another design for the double integrator plant.
(a) A lead controller suffices for this. Placing the zero relatively close to the origin helps the
continuous design achieve a fast rise time with relatively
Chapter 5
Probability and Random Processes
From Introduction to Communication Systems
Copyright by Upamanyu Madhow, 2008-2011
Probability theory is fundamental to communication system design, especially for digital communication. Not only are there uncont
UCSB
Spring 2011
ECE 146B: Communications II
Lab 4: Introduction to OFDM
Assigned: May 10
Due: May 30 (by noon in the course homework box)
Reading: Chapters 4 and 6; background section in this lab assignment
Lab Objectives: To learn about Orthogonal Frequ