TY - BOOK AU - Tomasi,Wayne TI - Advanced electronic communications systems SN - 9788120324978 AV - TK5103.7. T65 2001 U1 - 621.382 PY - 2004/// CY - Upper Saddle River, N.J., New Delhi. PB - Prentice Hall, PHI Learning Private Limited KW - Digital communications KW - Telecommunication systems N1 - Includes index; TOC; Chapter 1 Optical Fiber Communications 1 -- History of Optical Fibers 1 -- Optical Fibers Versus Metallic Cable Facilities 2 -- Advantages of Optical Fiber Systems 3 -- Disadvantages of Optical Fiber Systems 3 -- Electromagnetic Spectrum 4 -- Optical Fiber Communications System Block Diagram 5 -- Fiber Types 5 -- Cable Construction 7 -- Light Propagation 8 -- Physics of Light 8 -- Velocity of Propagation 9 -- Refraction 9 -- Refractive Index 9 -- Critical Angle 12 -- Propagation of Light Through an Optical Fiber 13 -- Mode of Propagation 13 -- Index Profile 14 -- Optical Fiber Configurations 14 -- Single-Mode Step-Index Fiber 14 -- Multimode Step-Index Fiber 16 -- Multimode Graded-Index Fiber 17 -- Comparison of the Three Types of Optical Fibers 17 -- Acceptance Angle and Acceptance Cone 18 -- Numerical Aperture 20 -- Losses in Optical Fiber Cables 22 -- Absorption Losses 23 -- Material or Rayleigh Scattering Losses 24 -- Chromatic or Wavelength Dispersion 24 -- Radiation Losses 25 -- Modal Dispersion 25 -- Coupling Losses 29 -- Light Sources 30 -- Optical Power 31 -- Optical Sources 32 -- Light-Emitting Diodes 32 -- Injection Laser Diodes 34 -- Light Detectors 38 -- PIN Diodes 38 -- Avalanche Photodiodes 39 -- Characteristics of Light Detectors 40 -- Lasers 40 -- Laser Types 40 -- Laser Characteristics 41 -- Laser Construction 41 -- Optical Fiber System Link Budget 42 -- Chapter 2 Digital Communications 47 -- Digital Communications 48 -- Shannon Limit for Information Capacity 48 -- Digital Radio 50 -- Digital Amplitude Modulation 50 -- Frequency Shift Keying 51 -- FSK Bit Rate and Baud 52 -- FSK Transmitter 53 -- Bandwidth Considerations of FSK 54 -- FSK Receiver 56 -- Continuous-Phase Frequency Shift Keying 57 -- Phase Shift Keying 58 -- Binary Phase Shift Keying 58 -- M-ary Encoding 62 -- Quaternary Phase Shift Keying 64 -- Eight-Phase PSK 70 -- Sixteen-Phase PSK 76 -- Quadrature Amplitude Modulation 76 -- Eight QAM 76 -- Sixteen QAM 80 -- Bandwidth Efficiency 84 -- Carrier Recovery 85 -- Squaring Loop 85 -- Costas Loop 86 -- Remodulator 87 -- Differential Phase Shift Keying 87 -- Differential BPSK 87 -- Clock Recovery 89 -- Probability of Error and Bit Error Rate 89 -- PSK Error Performance 92 -- QAM Error Performance 95 -- FSK Error Performance 96 -- Trellis Encoding 97 -- Chapter 3 Data Communications 104 -- History of Data Communications 104 -- Standards Organizations for Data Communications 105 -- Data Communications Circuits 106 -- Serial and Parallel Data Transmission 106 -- Configurations 108 -- Topologies 108 -- Transmission Modes 108 -- Two-Wire Versus Four-Wire Operation 109 -- Data Communications Codes 110 -- Baudot Code 110 -- ASCII Code 111 -- EBCDIC Code 113 -- Bar Codes 113 -- Error Control 115 -- Error Detection 115 -- Error Correction 121 -- Synchronization 123 -- Character Synchronization 123 -- Data Communications Hardware 125 -- Line Control Unit 126 -- Serial Interfaces 132 -- RS-232 Interface 132 -- RS-449 and RS-530 Interface Standards 137 -- CCITT X.21 138 -- Parallel Interfaces 139 -- Centronics Parallel Interface 140 -- IEEE 488 Bus 143 -- Telephone Network 146 -- DDD Network 146 -- Private-Line Service 151 -- Telephone Circuit 152 -- Local Loop 152 -- Transmission Parameters 154 -- Data Modems 168 -- Asynchronous Modems 169 -- Synchronous Modems 170 -- Modem Synchronization 171 -- Low-Speed Modems 171 -- Medium- and High-Speed Modems 172 -- Modem Control--The AT Command Set 175 -- CCITT Modem Recommendations 176 -- CCITT Modem Recommendation V.29 176 -- CCITT Modem Recommendation V.32 178 -- CCITT Modem Recommendation V.32bis and V.32terbo 178 -- CCITT Modem Recommendation V.33 179 -- CCITT Modem Recommendation V.42 and V.42bis 179 -- CCITT Modem Recommendation V.34 (V.fast) 180 -- CCITT Modem Recommendation V.34+ 181 -- Chapter 4 Data Communications Protocols and Network Configurations 185 -- Open Systems Interconnection 186 -- ISO Protocol Hierarchy 186 -- Data Transmission Modes 188 -- Character Mode 188 -- Block Mode 188 -- Asynchronous Protocols 188 -- Synchronous Protocols 190 -- IBM's Bisync Protocol 190 -- Synchronous Data Link Communications 194 -- SDLC Loop Operation 201 -- Transparency 203 -- Message Abort 203 -- Invert-On-Zero Encoding 203 -- High-Level Data Link Control 204 -- Public Data Network 206 -- Value-Added Network 206 -- Packet-Switching Network 206 -- CCITT X.1 International User Class of Service 207 -- CCITT X.25 User-to-Network Interface Protocol 208 -- Permanent Virtual Circuit 209 -- Virtual Call 209 -- Datagram 210 -- X.25 Packet Format 210 -- X Series of Recommended Standards 211 -- Asynchronous Transfer Mode 211 -- Synchronous Optical Network 214 -- Integrated Services Digital Network 216 -- Introduction to ISDN 216 -- ISDN Architecture 218 -- ISDN System Connections and Interface Units 219 -- ISDN Protocols 220 -- Broadband ISDN 223 -- Local Area Networks 225 -- Local Area Network System Considerations 227 -- Token Passing Ring 231 -- Slotted Ring 234 -- Token Bus 234 -- Ethernet 234 -- 10BASE-5 Ethernet 235 -- 10BASE-2 Ethernet 236 -- 10BASE-T Ethernet 236 -- Ethernet Data Format 237 -- System Operation 238 -- Fiber Distributed Data Interface 239 -- FDDI Nodes 240 -- FDDI Network Using Twisted-Pair Metallic Transmission Lines 242 -- Fibre Channel 242 -- 100BASE-T Ethernet 243 -- Chapter 5 Digital Transmission 247 -- Advantages of Digital Transmission 247 -- Disadvantages of Digital Transmission 248 -- Pulse Modulation 248 -- Pulse Code Modulation 248 -- PCM Sampling 249 -- Sampling Rate 253 -- Folded Binary Code 255 -- Dynamic Range 257 -- Coding Efficiency 260 -- Signal-to-Quantization Noise Ratio 260 -- Linear Versus Nonlinear PCM Codes 261 -- Idle Channel Noise 262 -- Coding Methods 262 -- Companding 263 -- Analog Companding 263 -- Digital Companding 266 -- Percentage Error 273 -- Vocoders 273 -- PCM Line Speed 274 -- Delta Modulation PCM 275 -- Delta Modulation Transmitter 275 -- Delta Modulation Receiver 276 -- Adaptive Delta Modulation PCM 277 -- Differential Pulse Code Modulation 278 -- Pulse Transmission 278 -- Intersymbol Interference 280 -- Eye Patterns 282 -- Signal Power in Binary Digital Signals 283 -- Chapter 6 Multiplexing 288 -- Time-Division Multiplexing 288 -- T1 Digital Carrier System 289 -- D-Type Channel Banks 292 -- Superframe Format 293 -- Extended Superframe Format 294 -- CCITT Time-Division Multiplexed Carrier System 297 -- Codecs 297 -- Combo Chips 298 -- General Operation 298 -- Fixed-Data-Rate Mode 299 -- Variable-Data-Rate Mode 306 -- Supervisory Signaling 308 -- North American Digital Hierarchy 308 -- Mastergroup and Commercial Television Terminals 308 -- Picturephone Terminal 310 -- Data Terminal 311 -- Line Encoding 312 -- Transmission Voltages and DC Component 312 -- Duty Cycle 312 -- Bandwidth Considerations 313 -- Clock Recovery 314 -- Error Detection 314 -- Ease of Detection and Decoding 314 -- Digital Biphase, Miller, and Dicodes 314 -- T-Carriers 316 -- T1 and T1C Carrier Systems 317 -- T2 Carrier Systems 318 -- T3 Carrier Systems 319 -- T4M Carrier System 319 -- T5 Carrier System 319 -- Frame Synchronization 319 -- Added-Digit Framing 319 -- Robbed-Digit Framing 320 -- Added-Channel Framing 320 -- Statistical Framing 320 -- Unique-Line Code Framing 321 -- Bit Interleaving Versus Word Interleaving 321 -- Statistical Time-Division Multiplexing 321 -- Frequency-Division Multiplexing 323 -- AT&T's FDM Hierarchy 324 -- Long-Haul Communications with FDMT 324 -- Message Channel 324 -- Basic Group 325 -- Basic Supergroup 325 -- Basic Mastergroup 325 -- Larger Groupings 326 -- Composite Baseband Signal 326 -- Formation of Groups and Supergroups 326 -- Formation of a Mastergroup 328 -- U600 Mastergroup 328 -- L600 Mastergroup 331 -- Formation of a Radio Channel 332 -- Wavelength-Division Multiplexing 334 -- Wavelength-Division Multiplexing Versus Frequency-Division Multiplexing 334 -- D-WDM, Wavelengths, and Wavelength Channels 334 -- Advantages and Disadvantages of WDM 337 -- WDM Circuit Components 337 -- Wavelength-Division Couplers 338 -- WDM and the Synchronous Optical Network 338 -- Chapter 7 Microwave Radio Communications and System Gain 341 -- Advantages of Microwave Radio Communications 342 -- Analog Versus Digital Microwave 343 -- Frequency Versus Amplitude Modulation 343 -- Frequency-Modulated Microwave Radio System 343 -- FM Microwave Radio Transmitter 344 -- FM Microwave Radio Receiver 345 -- FM Microwave Radio Repeaters 345 -- Diversity 348 -- Frequency Diversity 349 -- Space Diversity 349 -- Polarization Diversity 351 -- Hybrid Diversity 351 -- Quad Diversity 351 -- Protection Switching Arrangements 351 -- Hot Standby 351 -- Diversity 353 -- Reliability 353 -- FM Microwave Radio Stations 353 -- Terminal Station 353 -- Repeater Station 356 -- Path Characteristics 361 -- Fading 362 -- System Gain 362 -- Free-Space Path Loss 363 -- Fade Margin 364 -- Receiver Threshold 365 -- Carrier-to-Noise Versus Signal-to-Noise Ratio 366 -- Noise Factor and Noise Figure 366 -- Chapter 8 Satellite Communications 373 -- History of Satellites 374 -- Kepler's Laws 375 -- Satellite Orbits 377 -- Satellite Elevation Categories 377 -- Satellite Orbital Patterns 378 -- Geostationary Satellites 381 -- Geosynchronous Satellite Orbital Velocity 383; EEE N2 - Summary: This update of the 1998 iteration keeps abreast of the latest developments in communications systems: digital, optical fiber, terrestrial and microwave radio, satellite, and mobile telephone. In addition to these systems, the ten-chapter coverage includes data communications protocols and network UR - http://www.worldcat.org/title/advanced-electronic-communications-systems/oclc/43287596&referer=brief_results ER -