Information and Measurement
Sorozatcím: Series in Measurement Science and Technology; 0;
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A termék adatai:
- Kiadás sorszáma 1
- Kiadó CRC Press
- Megjelenés dátuma 2001. október 31.
- ISBN 9780750308236
- Kötéstípus Puhakötés
- Terjedelem310 oldal
- Méret 234x156 mm
- Súly 680 g
- Nyelv angol 0
Kategóriák
Rövid leírás:
Using simple physical arguments and extensive examples, Information and Measurement, Second Edition shows how this theory can be put into practice. It includes the basic mathematical, physical, and engineering concepts required, illustrating their interrelationship in a clear, concise manner. The broad coverage includes topics taught in a variety of courses. This book will be an invaluable study aid for senior undergraduate and graduate students in physics, electrical engineering, and computer science, specifically studying instrumentation, measurement science, and information science. It will also be a useful reference for practicing scientists and engineers.
TöbbHosszú leírás:
Information technology is arguably the most important scientific topic needed for understanding and participating in our increasingly complex technological world. Using simple physical arguments and extensive examples, Information and Measurement, Second Edition shows how this theory can be put into practice. Twice awarded the UK National Metrology Prize by the National Physical Laboratory for his outstanding contributions to measurement science and technology, the author includes the basic mathematical, physical, and engineering concepts required, illustrating their interrelationship in a clear, concise manner. The broad coverage includes topics taught in a variety of courses.
This book will be an invaluable study aid for senior undergraduate and graduate students in physics, electrical engineering, and computer science, specifically studying instrumentation, measurement science, and information science. It will also be a useful reference for practicing scientists and engineers.
Tartalomjegyzék:
Preface
Chapter 1 - Where does information come from?
1.1Introduction
1.2What is information?
1.3Accuracy and resolution
Chapter 2 - Signals and messages
2.1Sending information
2.2How much information in a message?
Chapter 3 - Noise
3.1The sources of noise
3.2Johnson noise
3.3Shot noise
3.4An alternative way to describe noise
3.5Other sorts of noise
Chapter 4 - Uncertain measurements
4.1Doubtful information and errors
Chapter 5 - Surprises and redundancy
Chapter 6 - Detecting and correcting mistakes
6.1Errors and the law!
6.2Pa1ity and blocks
6.3Choosing a code system
Chapter 7 - The sampling theorem
7.1Fourier transforms and signals of finite length
7.2The sampling theorem and signal reconstruction
Chapter 8 -The information carrying capacity of a channel
8.1Signals look like noise!
8.2Shannon's equation
8.3Choosing an efficient transmission system
8.4Noise, quantisation, and dither
Chapter 9 - The CD player as an information channel
9.1The CD as an information channel
9.2The CD encoding process
Chapter 10 - The CD player as a measurement system
Chapter 11 - Oversampling, noise shaping, and digital filtering
11.1The CD player as a digital signal processing system
Chapter 12 - Analog or digital?
12.1Is the world 'analog'?
12.2The 'digital' defects of the long playing record
Chapter 13 - Sensors and amplifiers
13.1Basic properties of sensors
13.2Amplifier noise
13.3Specifying amplifier noise
Chapter 14-Power coupling and optimum S/N
14.1Optimising signal/noise ratio
14.2Behaviour of cascaded amplifiers and transmission lines
Chapter 15 - Signal averaging
15.1Measuring signals in the presence of noise
15.2The problems of simple averaging
Chapter 16 - Phase sensitive detection
Chapter 17 - Synchronous integration
17.1'Boxcar' detection systems
17.2Multiplexed and digital systems
Chapter 18 - Data compression
18.1Run-length encoding
18.2Huffman coding
Chapter 19-Data thinning
19.1The discrete cosine transform
19.2JPEG compression
19.3ATRAC audio compression
Chapter 20-Chaos rules!
20.1Driven nonlinear systems and bifurcations
20.2Chaotic oscillators
20.3Noise generators
Chapter 21 - Spies and secret messages
21.1Substitution codes
21.2One time pads
21.3Mechanical 'randomising' algorithms
21.4Electronic encryption
Chapter 22 - One bit more
22.1Problems with many bits
22.2One bit at a time
22.3From many to one
22.4First order delta-sigma conversion
22.5One last bit of chaos!
Chapter 23 - What have we here?
23.1Distinguishing messages
23.2Correlation
23.3The effects of noise
23.4Signal recognition using correlation
Chapter 24 - Time and frequency
24.1The meaning of frequency
24.2Time and counting
24.3Effect of noise on counting methods
24.4Relationship between SNR and jitter level
Chapter 25 - Frequency measurement systems
25.1Phase lock methods
25.2Resonators and filters
25.3Fourier 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
