Two-Port Networks
1
What is a Port?
I
Network
I
If I = I, the pair of terminals is called a port.
Thus, lumped circuit assumption apply.
2
One-port Network
Impedance & Admittance Functions
V s
Z s
I
Synthesis of One
Port Network
1
What?
Network Synthesis
Finding a network that represents
a given transfer function
L
Y(s)
H(s)
Z(s)
ZS
C
Transfer Function
LC Network
2
FLOW of this Chapter
Synthesis
Maximum Power
Transfer and
Impedance Matching
Maximum Power Transfer
Rg
Vg
I
RL
Given Vg and Rg, find RL for maximum power transfer.
I
2
2
dP Vg Rg RL 2Vg RL Rg RL
0
4
dRL
R g RL
Vg
2
R g RL
P I 2
Image Impedance
1
Assume that we have a symmetrical 2-port
network. If we connect an impedance Zi at Port 2
and see Zi at Port 1, and similarly connect Zi at Port
1 and see Zi at Port 2, then Zi is th
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ECE 3500 (Fall 2017) Examples #09
Lab Section:
Question #1: Use fundamental principles and/or properties to solve the following.
(a) (3 pts)
Compute the Fourier coefficients for
x(t) = 2 co
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ECE 3500 (Fall 2017) Examples #02
Lab Weekday:
Question #1: Consider the discrete-time signal x[n] below. Assume the periodic pattern
shown in the plot continues forever to n and n .
(a)
De
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ECE 3500 (Fall 2017) Examples #06
Lab Section:
Question #1: Consider the following signal discrete-time signal x[n] and LTI system with impulse
response h[n]. Assume the zeros continue fore
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ECE 3500 (Fall 2017) Examples #04
Lab Section:
Question #1: Consider the following system with input x(t) and output y(t),
y(t) = x(t)u(t)
(a) (2 pts)
Sketch y(t) for x(t) = et
(b) (3 pts)
Math 2280 Autumn 2016 Homework 9
Numbered problems due Wednesday 30th November class
1. Show that
X 00 = X
X 0 () = X 0 ()
X() = X()
has no non-zero solution when < 0.
2. Solve the problem
4u = 0
u(x,
m._
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ECE 3110 Electronics 11 Homework 5 Inst. Jeff Walling
Due on Thursday, October 10, 2013; Please place completed homework in the homework lockers
across from
SoLUTio/d
ECE 3110 Electronics II Homework 7 Inst. Jeff Wallin
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across from the main office. Solution will b
Sou/Flow
ECE 3110 Electronics 11 HW 3 Inst. Jeff Walling
Due on Thursday, September 19 2013; Please place completed homework in the homework
lockers across from the main office. Solution will be poste
SGLU'l[o/U
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ECE 3110 Electronics 11 Homework 6 Inst. Jeff Wallin
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Due on Wednesday, October 23, 2013; Please place completed homework In the homework lockers
across from the m
Sol, UTlo
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7.
ECE 3110 Electronics 11 HW 4 Inst. Jeff Walling
Due on Wednesday, September 25, 2013; Please place completed homework in the homework
lockers across from the main office. Solutio
SOLQTION
ECE 311!) V Electronics 11 HW 1 inst. Jeff Walling
Due on Wednesday, September 4, 2013; Please turn into the HW Lockers across from the ECE
office. Solution will be posted at 5:00 PM.
Pro
SOLDT; OAJ
E CE 3110 Electronics 11 - HW 2 Inst. Jeff Walling
Due on'Wednesday, September 11, 2013; Please place completed homework in the homework
lockers across from the main office. Solution wi
Sol/07709
'/
E E 3110 Electronics 11 Homework 8 Inst. Jeff Wallin
Due on Wednesday, November 6, 2013; Please place completed homework in the homework
lockers across from the maln office. Solution wi
(b)
(C)
Figure 10.15 (a) Small-signal model of bipolar pair, (b) simplied small-signal model,
(c) simplied diagram.
10.27.Repeat the small-signal analysis of Fig.
10.15 for the circuit shown in Fig. 1
1.1.1 Drift and Diffusion Currents
Weve described the creation of negatively charged electrons and
positively charged holes in the semiconductor. If these charged particles move,
a current is generate
Homework Set #1:
1. If for silicon at 27C the effective densities of states at the conduction and valence
band edges are NC 3.28(1019) cm3 and NV 1.47(1019) cm3, respectively, and if at any
temperatur
ECE 3110
Electronics II HW 10
Inst. Jeff Walling
Due on Wednesday, December 9, 2015; Please place completed homework in the homework
lockers across from the main office. Solution will be posted at 5:0
Figure 7.34 The Wilson bipolar current mirror: (a) circuit showing analysis to determine the current transfer ratio; (b) determining the
output resistance.
Microelectronic Circuits, Sixth Edition
Sedr
ECE 3200
Homework #8 (Due at 9:10 am on Thursday, March 30, 2017)
Practice Problems (10 points each):
[1] Problem 5.2
[2] Problem 5.5 (case 1 only; Gext = 1012 cm-3s-1)
[3] Problem 5.7
[4] Problem 5.1
ECE 3200
Homework #7 (Due at 9:10 am on Thursday, March 23, 2017)
Textbook Problems (10 points each):
[1] Problem 3.15
[2] Problem 3.18
[3] Problem 3.28
[4] Problem 4.2
[5] Problem 4.4
(continue)
Old
ECE 3200
Homework #10 (Due at 9:10 am on Thursday, April 13, 2017)
Practice Problems (10 points each):
[1] Problem 6.1
[2] Problem 6.4 (a), (b)
[3] Problem 6.5
[4] Previous Exam Problem (20 points)
[5
ECE 3200
Homework #10 (Due at 9:10 am on Tuesday, April 25, 2017)
Practice Problems (10 points each):
[1] Problem 6.2
[2] Problem 6.10 (b)
[3] Problem 6.15
[4-6] Old Exam Problems
[7] (Optional; 40 pt
ECE 3200
Homework #4 (Due at 9:10 am on Tuesday; Feb. 21, 2017)
Textbook Problems:
[1] Repeat Example 2.7 (a) for intrinsic GaAs and for intrinsic Ge (reference: Table 2.1)
[2] Repeat Example 2.12 for
ECE 3200
Homework #5 (Due at 9:10 am on Thursday, March 2, 2017)
Textbook Example:
[1] Example 3.2 (c), (d).
[2] Repeat Example 3.6 when P-type silicon has a resistivity of 0.4 cm.
[3] Repeat Example