Information and Measurement

Information and Measurement

Lesurf, J.C.G

Taylor & Francis Ltd

09/2023

310

Dura

Inglês

9781138429949

15 a 20 dias

Descrição não disponível.
Preface
Chapter 1 - Where does information come from?
1.1 Introduction
1.2 What is information?
1.3 Accuracy and resolution
Chapter 2 - Signals and messages
2.1 Sending information
2.2 How much information in a message?
Chapter 3 - Noise
3.1 The sources of noise
3.2 Johnson noise
3.3 Shot noise
3.4 An alternative way to describe noise
3.5 Other sorts of noise
Chapter 4 - Uncertain measurements
4.1 Doubtful information and errors
Chapter 5 - Surprises and redundancy
Chapter 6 - Detecting and correcting mistakes
6.1 Errors and the law!
6.2 Pa1ity and blocks
6.3 Choosing a code system
Chapter 7 - The sampling theorem
7.1 Fourier transforms and signals of finite length
7.2 The sampling theorem and signal reconstruction

Chapter 8 -The information carrying capacity of a channel
8.1 Signals look like noise!
8.2 Shannon's equation
8.3 Choosing an efficient transmission system
8.4 Noise, quantisation, and dither
Chapter 9 - The CD player as an information channel
9.1 The CD as an information channel
9.2 The CD encoding process
Chapter 10 - The CD player as a measurement system
Chapter 11 - Oversampling, noise shaping, and digital filtering
11.1 The CD player as a digital signal processing system
Chapter 12 - Analog or digital?
12.1 Is the world 'analog'?
12.2 The 'digital' defects of the long playing record
Chapter 13 - Sensors and amplifiers
13.1 Basic properties of sensors
13.2 Amplifier noise
13.3 Specifying amplifier noise
Chapter 14-Power coupling and optimum S/N
14.1 Optimising signal/noise ratio
14.2 Behaviour of cascaded amplifiers and transmission lines
Chapter 15 - Signal averaging
15.1 Measuring signals in the presence of noise
15.2 The problems of simple averaging
Chapter 16 - Phase sensitive detection
Chapter 17 - Synchronous integration
17.1 'Boxcar' detection systems
17.2 Multiplexed and digital systems

Chapter 18 - Data compression
18.1 Run-length encoding
18.2 Huffman coding

Chapter 19-Data thinning
19.1 The discrete cosine transform
19.2 JPEG compression
19.3 ATRAC audio compression

Chapter 20- Chaos rules!
20.1 Driven nonlinear systems and bifurcations
20.2 Chaotic oscillators
20.3 Noise generators

Chapter 21 - Spies and secret messages
21.1 Substitution codes
21.2 One time pads
21.3 Mechanical 'randomising' algorithms
21.4 Electronic encryption

Chapter 22 - One bit more
22.1 Problems with many bits
22.2 One bit at a time
22.3 From many to one
22.4 First order delta-sigma conversion
22.5 One last bit of chaos!

Chapter 23 - What have we here?
23.1 Distinguishing messages
23.2 Correlation
23.3 The effects of noise
23.4 Signal recognition using correlation

Chapter 24 - Time and frequency
24.1 The meaning of frequency
24.2 Time and counting
24.3 Effect of noise on counting methods
24.4 Relationship between SNR and jitter level



Chapter 25 - Frequency measurement systems
25.1 Phase lock methods
25.2 Resonators and filters
25.3 Fourier transform specu?oscopy

Appendix 1 - Solutions to numerical questions




Appendix 2 - Programs Getting the message Fornier transforms
Fast Fourier transformation Sine oversampling Encrypting information Finding p1ime numbers




Index
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Vice Versa;Parity Bits;Input Signal;Noise Power Spectral Density;Noise Voltage;Voltage Gain;Cd Player;Sampling Theorem;Amplifier's Input Resistance;Superimposed;Input Resistance;Noise Power;Low Pass Filter;Clip;Run Length Encoded;Data Thinning;Output Voltage;Analog Integrator;Shannon's Equation;Bandpass Filter;Thermal Noise;Random Noise;pF;Noise Ratio;Total Measurement Time