000			03944nam a22003017i 4500
999			_c2343 _d2343
005			20201229094241.0
008			100920s2001 enk||||| |||| 00| 0 eng d
020			_a0333775228
040			_aEG-NcFUE _erda
082	0	4	_221 _a621.382 _bO.I.C
100	1		_aOtung, Ifiok. _99682 _eauthor.
245	1	0	_aCommunication engineering principles / _cIfiok Otung.
264		1	_aBasingstoke : _bPalgrave, _c[2001]
264		4	_c©2001
300			_axiv, 647 pages : _billustrations ; _c25 cm
336			_atext _btxt _2rdacontent
337			_aunmediated _bn _2rdamedia
338			_avolume _bnc _2rdacarrier
500			_aIncludes index.
505	0		_aOverview of Communications Systems -- Telecommunication Signals -- Amplitude Modulation -- Angle Modulation -- Sampling -- Digital Basebound Transmission -- Digital Modulated Transmission -- Multiplexing -- Noise in Communication Systems
505	0		_a1 Overview of communication systems; 1.1 Introduction; 1.2 Non-electrical telecommunication; 1.2.1 Verbal non-electrical telecommunication; 1.2.2 Visual non-electrical telecommunication; 1.3 Modern telecommunication; 1.3.1 Developments in binary codes for data transmission; 1.3.2 Historical systems and developments in modern telecommunication; 1.4 Communication system elements; 1.4.1 Information source; 1.4.2 Information sink; 1.4.3 Transmitter; 1.4.4 Receiver; 1.4.5 Transmission medium; 1.5 Classification of modern communication systems; 1.5.1 Simplex or duplex? 1.5.2 Analogue or digital?1.5.3 Baseband or modulated?;
505	0		_a2 Telecommunication signals; 2.1 Introduction; 2.2 Forms and classification of telecommunication signals; 2.2.1 Subjective classification; 2.2.2 Objective classification; 2.3 Sinusoidal signals; 2.3.1 Qualitative introduction; 2.3.2 Parameters of a sinusoidal signal; 2.3.3 Addition of sinusoids; 2.3.4 Multiplication of sinusoids; 2.4 Frequency content of signals; 2.4.1 Fourier theorem; 2.4.2 Types of spectrum; 2.4.3 Fourier transform examples; 2.4.4 Bandwidth and frequency response; 2.4.5 Inverse relationship between time and frequency. 2.5 Power content of signals2.6 Logarithmic measures of signal and power; 2.6.1 Logarithmic units for system gain; 2.6.2 Logarithmic units for voltage and power; 2.6.3 Logarithmic unit for noise power; 2.7 Calibration of a signal transmission path; 2.8 Transmission through linear systems; 2.9 Signal distortion; 2.9.1 Distortionless transmission; 2.9.2 Attenuation and delay distortions; 2.9.3 Non-linear distortions;
505	0		_a3 Amplitude modulation; 3.1 Introduction; 3.2 AM signals -- time domain description; 3.2.1 AM waveform; 3.2.2 Sketching AM waveforms; 3.2.3 Modulation factor. 3.3 Spectrum and power of amplitude-modulated signals3.3.1 Sinusoidal modulating signal; 3.3.2 Arbitrary message signal; 3.3.3 Power; 3.4 AM modulators; 3.4.1 Generation of AM signals; 3.4.2 AM transmitters; 3.5 AM demodulators; 3.5.1 Diode demodulator; 3.5.2 Coherent demodulator; 3.5.3 AM receivers; 3.6 Merits, demerits and applications of AM; 3.7 Variants of AM; 3.7.1 DSB; 3.7.2 SSB; 3.7.3 ISB; 3.7.4 VSB;
505	0		_a4 Angle modulation; 4.1 Introduction; 4.2 Basic concepts of FM and PM; 4.2.1 Frequency modulation concepts; 4.2.2 Phase modulation concepts; 4.2.3 Relationship between FM and PM. 4.3 FM and PM waveforms4.3.1 Sketching simple waveforms; 4.3.2 General waveform; 4.4 Spectrum and power of FM and PM; 4.4.1 Narrowband FM and PM; 4.4.2 Wideband FM and PM; 4.5 FM and PM modulators; 4.5.1 Narrowband modulators; 4.5.2 Indirect wideband modulators; 4.5.3 Direct wideband modulators; 4.6 FM and PM demodulators; 4.6.1 Direct demodulator; 4.6.2 Indirect demodulator; 4.6.3 Phase demodulator; 4.6.4 Frequency discriminators; 4.7 FM transmitter and receiver; 4.7.1 Transmitter; 4.7.2 SNR and bandwidth trade-off; 4.7.3 Pre-emphasis and de-emphasis; 4.7.4 Receiver.
650		0	_aTelecommunication.
942			_2ddc _cBK