NATIONAL UNIVERSITY OF COMPUTER AND

NATIONAL UNIVERSITY OF COMPUTER AND EMERGING SCIENCES, LAHORE CAMPUS
SIGNALS & SYSTEMS
LAB MANUAL
FALL 2013
STUDENT NAME:
REGISTRATION NUMBER:
Signals and Systems Lab
2
Table of Contents
Experiment # 1 ...............................................................................................................................4
Introduction to MATLAB.............................................................................................................4
MATLAB as a Calculator ...........................................................................................................5
Number and Formats ...................................................................................................................5
Variables ......................................................................................................................................6
General Information .....................................................................................................................7
Suppressing Output ......................................................................................................................7
Built-in functions..........................................................................................................................7
Vectors .........................................................................................................................................8
Keeping a record ........................................................................................................................11
Experiment # 2 .............................................................................................................................12
Plotting elementary functions.....................................................................................................12
Product, division and power of vectors.......................................................................................16
Matrices- 2D arrays.....................................................................................................................18
Experiment # 3 .............................................................................................................................25
Logical Operations......................................................................................................................25
Loops...........................................................................................................................................27
M-files & Functions ....................................................................................................................29
Complex Numbers ......................................................................................................................30
Experiment # 4 .............................................................................................................................32
Generation of some basic signals ...............................................................................................32
Plotting of Signals .....................................................................................................................32
Signal Operations........................................................................................................................35
Experiment # 5 .............................................................................................................................39
Combined Signals Operations ....................................................................................................39
Experiment # 6 .............................................................................................................................42
Trigonometric Fourier Series ......................................................................................................42
Experiment # 7 .............................................................................................................................45
Exponential Fourier Series..........................................................................................................45
Signals and Systems Lab
3
Experiment # 8 .............................................................................................................................47
Symbolic Expression..................................................................................................................47
Integration in MATLAB ............................................................................................................47
Fourier Transform ......................................................................................................................48
Inverse Fourier Transform .........................................................................................................52
Laplace Transform ...............................................

Results (Vietnamese) 1:

ĐẠI HỌC MÁY TÍNH VÀ KHOA HỌC ĐANG NỔI LÊN, LAHORE TRONG KHUÔN VIÊN TRƯỜNGTín HIỆU và hệ THỐNGHƯỚNG DẪN SỬ DỤNG PHÒNG THÍ NGHIỆMMÙA THU NĂM 2013TÊN HỌC SINH:SỐ ĐĂNG KÝ:Tín hiệu và hệ thống phòng thí nghiệm2Bảng nội dungExperiment # 1 ............................................................................................................................... 4Introduction to MATLAB............................................................................................................. 4MATLAB as a Calculator ........................................................................................................... 5Number and Formats ................................................................................................................... 5Variables ...................................................................................................................................... 6General Information ..................................................................................................................... 7Suppressing Output ...................................................................................................................... 7Built-in functions.......................................................................................................................... 7Vectors ......................................................................................................................................... 8Keeping a record ........................................................................................................................ 11Experiment # 2 ............................................................................................................................. 12Âm mưu tiểu học chức năng... 12 Sản phẩm, bộ phận và quyền lực của vectơ... 16 Matrices- 2D arrays..................................................................................................................... 18Experiment # 3 ............................................................................................................................. 25 Logical Operations...................................................................................................................... 25 Loops........................................................................................................................................... 27 M-files & Functions .................................................................................................................... 29 Complex Numbers ...................................................................................................................... 30Experiment # 4 ............................................................................................................................. 32 Thế hệ mới của một số tín hiệu cơ bản... 32Plotting of Signals ..................................................................................................................... 32 Signal Operations........................................................................................................................ 35Experiment # 5 ............................................................................................................................. 39Combined Signals Operations .................................................................................................... 39Experiment # 6 ............................................................................................................................. 42Trigonometric Fourier Series ...................................................................................................... 42Experiment # 7 ............................................................................................................................. 45Exponential Fourier Series.......................................................................................................... 45Tín hiệu và hệ thống phòng thí nghiệm3Experiment # 8 ............................................................................................................................. 47Symbolic Expression.................................................................................................................. 47Integration in MATLAB ............................................................................................................ 47Fourier Transform ...................................................................................................................... 48Inverse Fourier Transform ......................................................................................................... 52Biến đổi Laplace...

Results (Vietnamese) 2:

ĐẠI HỌC QUỐC GIA HÀNH MÁY TÍNH VÀ KHOA HỌC NỔI, Lahore CAMPUS
TÍN HIỆU & HỆ THỐNG
LAB HƯỚNG DẪN
THU 2013
TÊN HỌC SINH:
ĐĂNG KÝ SỐ:
Tín hiệu và hệ thống phòng thí nghiệm
2
Mục lục
Thử nghiệm # 1 ................ .................................................. .................................................. ........... 4
Giới thiệu về MATLAB ................................... .................................................. ........................ 4
MATLAB là một tính toán ..................... .................................................. .................................... 5
Số lượng và định dạng .......... .................................................. .................................................. ..... 5
biến ........................................... .................................................. ......................................... 6
Thông tin chung ...... .................................................. .................................................. ........... 7
Đàn áp đầu ra .................................... .................................................. ................................ 7
Built-in chức năng ............. .................................................. .................................................. ......... 7
Vectors ....................................... .................................................. ................................................ 8
Giữ một kỷ lục ................................................ .................................................. ...................... 11
Thử nghiệm # 2 ........................ .................................................. .................................................. .12
Vẽ chức năng tiểu ............................................. .................................................. ...... 12
sản phẩm, bộ phận và quyền lực của vectơ .................................... .................................................. .16
mảng Matrices- 2D ............................................ .................................................. ....................... 18
Thử nghiệm # 3 ....................... .................................................. .................................................. ..25
Operations Logical ............................................. .................................................. ....................... 25
Loops ......................... .................................................. .................................................. .............. 27
M-file & Chức năng .............................. .................................................. .................................... 29
số phức ........... .................................................. .................................................. ....... 30
Thử nghiệm # 4 ....................................... .................................................. .................................... 32
thế hệ của một số tín hiệu cơ bản ........ .................................................. ..................................... 32
Vẽ các tín hiệu ......... .................................................. .................................................. ........ 32
tín hiệu hoạt động ....................................... .................................................. ............................... 35
Thử nghiệm # 5 ............... .................................................. .................................................. .......... 39
tín hiệu hoạt động kết hợp .................................... .................................................. .............. 39
Thử nghiệm # 6 ................................ .................................................. ........................................... 42
lượng giác Fourier series ... .................................................. ................................................. 42
Thử nghiệm # 7 ............................................... .................................................. ............................ 45
Exponential Fourier series .................. .................................................. ...................................... 45
Tín hiệu và hệ thống phòng thí nghiệm
3
Thí nghiệm # 8 ... .................................................. .................................................. ...................... 47
Biểu tượng trưng ......................... .................................................. ....................................... 47
Hội nhập trong MATLAB ....... .................................................. .................................................. .47
Fourier transform .............................................. .................................................. ...................... 48
Inverse Fourier transform ........................ .................................................. ............................... 52
Laplace transform ................ ...............................