Wireless communications : (Record no. 766)
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000 -LEADER | |
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fixed length control field | 30031cam a2200241 a 4500 |
001 - CONTROL NUMBER | |
control field | 2040 |
005 - DATE AND TIME OF LATEST TRANSACTION | |
control field | 20200708114408.0 |
008 - FIXED-LENGTH DATA ELEMENTS--GENERAL INFORMATION | |
fixed length control field | 020320s2002 njua b 001 0 eng |
020 ## - INTERNATIONAL STANDARD BOOK NUMBER | |
International Standard Book Number | 9788120323810 |
040 ## - CATALOGING SOURCE | |
Transcribing agency | PK |
082 00 - DEWEY DECIMAL CLASSIFICATION NUMBER | |
Classification number | 621.382 |
Edition number | 21 |
Item number | R2212 |
100 1# - MAIN ENTRY--PERSONAL NAME | |
Personal name | Rappaport, Theodore S., |
245 10 - TITLE STATEMENT | |
Title | Wireless communications : |
Remainder of title | principles and practice / |
Statement of responsibility, etc | Theodore S. Rappaport. |
250 ## - EDITION STATEMENT | |
Edition statement | 2nd ed. |
260 ## - PUBLICATION, DISTRIBUTION, ETC. (IMPRINT) | |
Place of publication, distribution, etc | New Delhi : |
Name of publisher, distributor, etc | Prentice Hall PTR, |
Date of publication, distribution, etc | 2008 |
300 ## - PHYSICAL DESCRIPTION | |
Extent | xxiii, 707 p. |
Other physical details | ill. ; |
Dimensions | 25 cm. |
500 ## - GENERAL NOTE | |
General note | Includes bibliographical references and index. |
650 #0 - SUBJECT ADDED ENTRY--TOPICAL TERM | |
Topical term or geographic name as entry element | Wireless communication systems. |
650 #0 - SUBJECT ADDED ENTRY--TOPICAL TERM | |
Topical term or geographic name as entry element | Mobile communication systems. |
650 #0 - SUBJECT ADDED ENTRY--TOPICAL TERM | |
Topical term or geographic name as entry element | Telecommunication systems. |
942 ## - ADDED ENTRY ELEMENTS (KOHA) | |
Koha item type | Books |
505 0# - FORMATTED CONTENTS NOTE | |
Formatted contents note | Preface xix<br/>1 Introduction to Wireless Communication Systems 1<br/>1.1 Evolution of Mobile Radio Communications 1<br/>1.2 Mobile Radiotelephony in the U.S. 4<br/>1.3 Mobile Radio Systems Around the World 6<br/>1.4 Examples of Wireless Communication Systems 9<br/>1.4.1 Paging Systems 11<br/>1.4.2 Cordless Telephone Systems 12<br/>1.4.3 Cellular Telephone Systems 13<br/>1.4.3.1 How a Cellular Telephone Call is Made 15<br/>1.4.4 Comparison of Common Wireless Communication Systems 18<br/>1.5 Trends in Cellular Radio and Personal Communications 20<br/>1.6 Problems 22<br/>2 Modern Wireless Communication Systems 25<br/>2.1 Second Generation (2G) Cellular Networks 26<br/>2.1.1 Evolution to 2.5G Wireless Networks 29<br/>2.1.2 Evolution for 2.5G TDMA Standards 30<br/>2.1.2.1 HSCSD for 2.5G GSM 30<br/>2.1.2.2 GPRS for 2.5G GSM and IS-136 31<br/>2.1.2.3 EDGE for 2.5G GSM and IS-136 33<br/>2.1.3 IS-95B for 2.5G CDMA 34<br/>2.2 Third Generation (3G) Wireless Networks 34<br/>2.2.1 3G W-CDMA (UMTS) 37<br/>2.2.2 3G cdma2000 38<br/>2.2.3 3G TD-SCDMA 39<br/><br/><br/><br/>2.3 Wireless Local Loop (WLL) and LMDS 40<br/>2.4 Wireless Local Area Networks (WLANs) 46<br/>2.5 Bluetooth and Personal Area Networks (PANs) 52<br/>2.6 Summary 54<br/>2.7 Problems 55<br/>3 The Cellular Concept-System Design Fundamentals 57<br/>3.1 Introduction 57<br/>3.2 Frequency Reuse 58<br/>3.3 Channel Assignment Strategies 62<br/>3.4 Handoff Strategies 62<br/>3.4.1 Prioritizing Handoffs 65<br/>3.4.2 Practical Handoff Considerations 66<br/>3.5 Interference and System Capacity 67<br/>3.5.1 Co-channel Interference and System Capacity 68<br/>3.5.2 Channel Planning for Wireless Systems 72<br/>3.5.3 Adjacent Channel Interference 74<br/>3.5.4 Power Control for Reducing Interference 76<br/>3.6 Trunking and Grade of Service 77<br/>3.7 Improving Coverage & Capacity in Cellular Systems 86<br/>3.7.1 Cell Splitting 86<br/>3.7.2 Sectoring 90<br/>3.7.3 Repeaters for Range Extension 93<br/>3.7.4 A Microcell Zone Concept 93<br/>3.8 Summary 96<br/>3.9 Problems 97<br/>4 Mobile Radio Propagation: Large-Scale Path Loss 105<br/>4.1 Introduction to Radio Wave Propagation 105<br/>4.2 Free Space Propagation Model 107<br/>4.3 Relating Power to Electric Field 110<br/>4.4 The Three Basic Propagation Mechanisms 113<br/>4.5 Reflection 114<br/>4.5.1 Reflection from Dielectrics 114<br/>4.5.2 Brewster Angle 119<br/>4.5.3 Reflection from Perfect Conductors 120<br/>4.6 Ground Reflection (Two-Ray) Model 120<br/>4.7 Diffraction 126<br/>4.7.1 Fresnel Zone Geometry 126<br/>4.7.2 Knife-edge Diffraction Model 129<br/>4.7.3 Multiple Knife-edge Diffraction 134<br/>4.8 Scattering 135<br/>4.8.1 Radar Cross Section Model 136<br/><br/><br/><br/>4.9 Practical Link Budget Design Using Path Loss Models 138<br/>4.9.1 Log-distance Path Loss Model 138<br/>4.9.2 Log-normal Shadowing 139<br/>4.9.3 Determination of Percentage of Coverage Area 141<br/>4.10 Outdoor Propagation Models 145<br/>4.10.1 Longley-Rice Model 145<br/>4.10.2 Durkin's Model-A Case Study 146<br/>4.10.3 Okumura Model 150<br/>4.10.4 Hata Model 153<br/>4.10.5 PCS Extension to Hata Model 154<br/>4.10.6 Walfisch and Bertoni Model 155<br/>4.10.7 Wideband PCS Microcell Model 155<br/>4.11 Indoor Propagation Models 157<br/>4.11.1 Partition Losses (same floor) 157<br/>4.11.2 Partition Losses between Floors 160<br/>4.11.3 Log-distance Path Loss Model 161<br/>4.11.4 Ericsson Multiple Breakpoint Model 161<br/>4.11.5 Attenuation Factor Model 163<br/>4.12 Signal Penetration into Buildings 166<br/>4.13 Ray Tracing and Site Specific Modeling 167<br/>4.14 Problems 168<br/>5 Mobile Radio Propagation: Small-Scale Fading and Multipath 177<br/>5.1 Small-Scale Multipath Propagation 177<br/>5.1.1 Factors Influencing Small-Scale Fading 178<br/>5.1.2 Doppler Shift 179<br/>5.2 Impulse Response Model of a Multipath Channel 181<br/>5.2.1 Relationship Between Bandwidth and Received Power 185<br/>5.3 Small-Scale Multipath Measurements 192<br/>5.3.1 Direct RF Pulse System 192<br/>5.3.2 Spread Spectrum Sliding Correlator Channel Sounding 193<br/>5.3.3 Frequency Domain Channel Sounding 196<br/>5.4 Parameters of Mobile Multipath Channels 197<br/>5.4.1 Time Dispersion Parameters 199<br/>5.4.2 Coherence Bandwidth 202<br/>5.4.3 Doppler Spread and Coherence Time 203<br/>5.5 Types of Small-Scale Fading 205<br/>5.5.1 Fading Effects Due to Multipath Time Delay Spread 205<br/>5.5.1.1 Flat fading 205<br/>5.5.1.2 Frequency Selective Fading 207<br/>5.5.2 Fading Effects Due to Doppler Spread 208<br/>5.5.2.1 Fast Fading 208<br/>5.5.2.2 Slow Fading 209<br/><br/><br/><br/>5.6 Rayleigh and Ricean Distributions 210<br/>5.6.1 Rayleigh Fading Distribution 210<br/>5.6.2 Ricean Fading Distribution 212<br/>5.7 Statistical Models for Multipath Fading Channels 214<br/>5.7.1 Clarke's Model for Flat Fading 214<br/>5.7.1.1 Spectral Shape Due to Doppler Spread in Clarke's Model 217<br/>5.7.2 Simulation of Clarke and Gans Fading Model 220<br/>5.7.3 Level Crossing and Fading Statistics 223<br/>5.7.4 Two-ray Rayleigh Fading Model 226<br/>5.7.5 Saleh and Valenzuela Indoor Statistical Model 227<br/>5.7.6 SIRCIM and SMRCIM Indoor and Outdoor Statistical Models 227<br/>5.8 Theory of Multipath Shape Factors for Small-Scale Fading Wireless Channels 229<br/>5.8.1 Introduction to Shape Factors 230<br/>5.8.1.1 Multipath Shape Factors 232<br/>Angular Spread, A 232<br/>Angular Constriction, y 233<br/>Azimuthal Direction of Maximum Fading, 0max 233<br/>5.8.1.2 Fading Rate Variance Relationships 233<br/>Complex Received Voltage, V(r) 233<br/>Received Power, P(r) 234<br/>Received Envelope, R(r) 234<br/>5.8.1.3 Comparison to Omnidirectional Propagation 234<br/>5.8.2 Examples of Fading Behavior 236<br/>5.8.2.1 Sector Channel Model 236<br/>5.8.2.2 Double Sector Channel Model 239<br/>5.8.2.3 Ricean Channel Model 240<br/>5.8.3 Second-Order Statistics Using Shape Factors 240<br/>5.8.3.1 Level-Crossing Rates and Average Fade Duration 242<br/>5.8.3.2 Spatial Autocovariance 242<br/>5.8.3.3 Coherence Distance 243<br/>5.8.4 Applying Shape Factors to Wideband Channels 243<br/>5.8.5 Revisiting Classical Channel Models with Shape Factors 244<br/>5.9 Summary 247<br/>5.10 Problems 248<br/>6 Modulation Techniques for Mobile Radio 255<br/>6.1 Frequency Modulation vs. Amplitude Modulation 256<br/>6.2 Amplitude Modulation 257<br/>6.2.1 Single Sideband AM 260<br/>6.2.2 Pilot Tone SSB 261<br/>6.2.3 Demodulation of AM signals 262<br/>6.3 Angle Modulation 264<br/>6.3.1 Spectra and Bandwidth of FM Signals 266<br/>6.3.2 FM Modulation Methods 267<br/><br/><br/><br/>6.3.3 FM Detection Techniques 268<br/>6.3.4 Tradeoff Between SNR and Bandwidth in an FM Signal 276<br/>6.4 Digital Modulation-an Overview 277<br/>6.4.1 Factors That Influence the Choice of Digital Modulation 278<br/>6.4:2 Bandwidth and Power Spectral Density of Digital Signals 281<br/>6.5 Line Coding 282<br/>6.6 Pulse Shaping Techniques 282<br/>6.6.1 Nyquist Criterion for ISI Cancellation 282<br/>6.6.2 Raised Cosine Rolloff Filter 287<br/>6.6.3 Gaussian Pulse-Shaping Filter 290<br/>6.7 Geometric Representation of Modulation Signals 291<br/>6.8 Linear Modulation Techniques 294<br/>6.8.1 Binary Phase Shift Keying (BPSK) 295<br/>6.8.2 Differential Phase Shift Keying (DPSK) 298<br/>6.8.3 Quadrature Phase Shift Keying (QPSK) 300<br/>6.8.4 QPSK Transmission and Detection Techniques 301<br/>6.8.5 Offset QPSK 303<br/>6.8.6 in/4 QPSK 305<br/>6.8.7 7c/4 QPSK Transmission Techniques 305<br/>6.8.8 t7/4 QPSK Detection Techniques 308<br/>6.9 Constant Envelope Modulation 311<br/>6.9.1 Binary Frequency Shift Keying 312<br/>6.9.2 Minimum Shift Keying (MSK) 314<br/>6.9.3 Gaussian Minimum Shift Keying (GMSK) 318<br/>6.10 Combined Linear and Constant Envelope Modulation Techniques 322<br/>6.10.1 M-ary Phase Shift Keying (MPSK) 323<br/>6.10.2 M-ary Quadrature Amplitude Modulation (QAM) 325<br/>6.10.3 M-ary Frequency Shift Keying (MFSK) and OFDM 328<br/>6.11 Spread Spectrum Modulation Techniques 329<br/>6.11.1 Pseudo-Noise (PN) Sequences 330<br/>6.11.2 Direct Sequence Spread Spectrum (DS-SS) 331<br/>6.11.3 Frequency Hopped Spread Spectrum (FH-SS) 334<br/>6.11.4 Performance of Direct Sequence Spread Spectrum 335<br/>6.11.5 Performance of Frequency Hopping Spread Spectrum 338<br/>6.12 Modulation Performance in Fading and Multipath Channels 339<br/>6.12.1 Performance of Digital Modulation in Slow Flat-Fading Channels 340<br/>6.12.2 Digital Modulation in Frequency Selective Mobile Channels 344<br/>6.12.3 Performance of n/4 DQPSK in Fading and Interference 346<br/>6.13 Problems 350<br/>7 Equalization, Diversity, and Channel Coding 355<br/>7.1 Introduction 355<br/>7.2 Fundamentals of Equalization 356<br/>7.3 Training A Generic Adaptive Equalizer 359<br/><br/><br/><br/>7.4 Equalizers in a Communications Receiver 363<br/>7.5 Survey of Equalization Techniques 364<br/>7.6 Linear Equalizers 366<br/>7.7 Nonlinear Equalization 368<br/>7.7.1 Decision Feedback Equalization (DFE) 369<br/>7.7.2 Maximum Likelihood Sequence Estimation (MLSE) Equalizer 370<br/>7.8 Algorithms for Adaptive Equalization 372<br/>7.8.1 Zero Forcing Algorithm 374<br/>7.8.2 Least Mean Square Algorithm 374<br/>7.8.3 Recursive Least Squares Algorithm 376<br/>7.8.4 Summary of Algorithms 379<br/>7.9 Fractionally Spaced Equalizers 380<br/>7.10 Diversity Techniques 380<br/>7.10.1 Derivation of Selection Diversity Improvement 381<br/>7.10.2 Derivation of Maximal Ratio Combining Improvement 384<br/>7.10.3 Practical Space Diversity Considerations 385<br/>7.10.3.1 Selection Diversity 386<br/>7.10.3.2 Feedback or Scanning Diversity 386<br/>7.10.3.3 Maximal Ratio Combining 387<br/>7.10.3.4 Equal Gain Combining 387<br/>7.10.4 Polarization Diversity 387<br/>7.10.5 Frequency Diversity 390<br/>7.10.6 Time Diversity 390<br/>7.11 RAKE Receiver 391<br/>7.12 Interleaving 393<br/>7.13 Fundamentals of Channel Coding 394<br/>7.14 Block Codes and Finite Fields 395<br/>7.14.1 Examples of Block Codes 399<br/>7.14.2 Case Study: Reed-Solomon Codes for CDPD 400<br/>7.14.2.1 Reed-Solomon Encoding 401<br/>7.14.2.2 Reed-Solomon Decoding 404<br/>7.15 Convolutional Codes 407<br/>7.15.1 Decoding of Convolutional Codes 409<br/>7.15.1.1 The Viterbi Algorithm 409<br/>7.15.1.2 Other Decoding Algorithms for Convolutional Codes 410<br/>7.16 Coding Gain 411<br/>7.17 Trellis Coded Modulation 412<br/>7.18 Turbo Codes 412<br/>7.19 Problems 412<br/>8 Speech Coding 415<br/>8.1 Introduction 415<br/>8.2 Characteristics of Speech Signals 417<br/><br/><br/><br/>8.3 Quantization Techniques 418<br/>8.3.1 Uniform Quantization 418<br/>8.3.2 Nonuniform Quantization 419<br/>8.3.3 Adaptive Quantization 421<br/>8.3,.4 Vector Quantization 422<br/>8.4 Adaptive Differential Pulse Code Modulation (ADPCM) 423<br/>8.5 Frequency Domain Coding of Speech 425<br/>8.5.1 Sub-band Coding 425<br/>8.5.2 Adaptive Transform Coding 428<br/>8.6 Vocoders 429<br/>8.6.1 Channel Vocoders 429<br/>8.6.2 Formant Vocoders 430<br/>8.6.3 Cepstrum Vocoders 430<br/>8.6.4 Voice-Excited Vocoder 431<br/>8.7 Linear Predictive Coders 431<br/>8.7.1 LPC Vocoders 431<br/>8.7.2 Multipulse Excited LPC 434<br/>8.7.3 Code-Excited LPC 434<br/>8.7.4 Residual Excited LPC 436<br/>8.8 Choosing Speech Codecs for Mobile Communications 436<br/>8.9 The GSM Codec 440<br/>8.10 The USDC Codec 442<br/>8.11 Performance Evaluation of Speech Coders 442<br/>8.12 Problems 445<br/>9 Multiple Access Techniques for Wireless Communications 447<br/>9.1 Introduction 447<br/>9.1.1 Introduction to Multiple Access 448<br/>9.2 Frequency Division Multiple Access (FDMA) 449<br/>9.3 Time Division Multiple Access (TDMA) 453<br/>9.4 Spread Spectrum Multiple Access 456<br/>9.4.1 Frequency Hopped Multiple Access (FHMA) 457<br/>9.4.2 Code Division Multiple Access (CDMA) 458<br/>9.4.3 Hybrid Spread Spectrum Techniques 459<br/>9.5 Space Division Multiple Access (SDMA) 461<br/>9.6 Packet Radio 462<br/>9.6.1 Packet Radio Protocols 463<br/>9.6.1.1 Pure ALOHA 464<br/>9.6.1.2 Slotted ALOHA 465<br/>9.6.2 Carrier Sense Multiple Access (CSMA) Protocols 466<br/>9.6.3 Reservation Protocols 467<br/>9.6.3.1 Reservation ALOHA 467<br/>9.6.3.2 Packet Reservation Multiple Access (PRMA) 468<br/>9.6.4 Capture Effect in Packet Radio 468<br/><br/><br/><br/>9.7 Capacity of Cellular Systems 469<br/>9.7.1 Capacity of Cellular CDMA 474<br/>9.7.2 Capacity of CDMA with Multiple Cells 477<br/>9.7.3 Capacity of Space Division Multiple Access 484<br/>9.8 Problems 488<br/>10 Wireless Networking 491<br/>10.1 Introduction to Wireless Networks 491<br/>10.2 Differences Between Wireless and Fixed Telephone Networks 493<br/>10.2.1 The Public Switched Telephone Network (PSTN) 493<br/>10.2.2 Limitations in Wireless Networking 495<br/>10.2.3 Merging Wireless Networks and the PSTN 496<br/>10.3 Development of Wireless Networks 497<br/>10.3.1 First Generation Wireless Networks 497<br/>10.3.2 Second Generation Wireless Networks 499<br/>10.3.3 Third Generation Wireless Networks 500<br/>10.4 Fixed Network Transmission Hierarchy 501<br/>10.5 Traffic Routing in Wireless Networks 502<br/>10.5.1 Circuit Switching 503<br/>10.5.2 Packet Switching 504<br/>10.5.3 The X.25 Protocol 505<br/>10.6 Wireless Data Services 506<br/>10.6.1 Cellular Digital Packet Data (CDPD) 506<br/>10.6.2 Advanced Radio Data Information Systems (ARDIS) 508<br/>10.6.3 RAM Mobile Data (RMD) 508<br/>10.7 Common Channel Signaling (CCS) 510<br/>10.7.1 The Distributed Central Switching Office for CCS 510<br/>10.8 Integrated Services Digital Network (ISDN) 512<br/>10.8.1 Broadband ISDN and ATM 513<br/>10.9 Signaling System No. 7 (SS7) 514<br/>10.9.1 Network Services Part (NSP) of SS7 515<br/>10.9.1.1 Message Transfer Part (MTP) of SS7 516<br/>10.9.1.2 Signaling Connection Control Part (SCCP) of SS7 517<br/>10.9.2 The SS7 User Part 517<br/>10.9.2.1 Integrated Services Digital Network User Part (ISUP) 517<br/>10.9.2.2 Transaction Capabilities Application Part (TCAP) 518<br/>10.9.2.3 Operation Maintenance and Administration Part (OMAP) 518<br/>10.9.3 Signaling Traffic in SS7 518<br/>10.9.4 SS7 Services 519<br/>10.9.5 Performance of SS7 519<br/>10.10 An Example of SS7-Global Cellular Network Interoperability 520<br/><br/><br/><br/>10.11 Personal Communication Services/Networks (PCS/PCNs) 522<br/>10.11.1 Packet vs. Circuit Switching for PCN 523<br/>10.11.2 Cellular Packet-Switched Architecture 523<br/>10.11.2.1 Network Functionality in Cellular Packet-Switched Architecture 527<br/>10.12 Protocols for Network Access 527<br/>10.12.1 Packet Reservation Multiple Access (PRMA) 528<br/>10,13 Network Databases 529<br/>10.13.1 Distributed Database for Mobility Management 529<br/>10.14 Universal Mobile Telecommunication System (UMTS) 530<br/>10.15 Summary 531<br/>11 Wireless Systems and Standards 533<br/>11.1 AMPS and ETACS 533<br/>11.1.1 AMPS and ETACS System Overview 534<br/>11.1.2 Call Handling in AMPS and ETACS 535<br/>11.1.3 AMPS and ETACS Air Interface 537<br/>11.1.4 N-AMPS 540<br/>11.2 United States Digital Cellular (IS-54 and IS-136) 541<br/>11.2.1 USDC Radio Interface 542<br/>11.2.2 United States Digital Cellular Derivatives (IS-94 and IS-136) 548<br/>11.3 Global System for Mobile (GSM) 549<br/>11.3.1 GSM Services and Features 550<br/>11.3.2 GSM System Architecture 551<br/>11.3.3 GSM Radio Subsystem 553<br/>11.3.4 GSM Channel Types 555<br/>11.3.4.1 GSM Traffic Channels (TCHs) 555<br/>11.3.4.2 GSM Control Channels (CCH) 557<br/>11.3.5 Example of a GSM Call 560<br/>11.3.6 Frame Structure for GSM 561<br/>11.3.7 Signal Processing in GSM 563<br/>11.4 CDMA Digital Cellular Standard (IS-95) 567<br/>11.4.1 Frequency and Channel Specifications 567<br/>11.4.2 Forward CDMA Channel 569<br/>11.4.2.1 Convolutional Encoder and Repetition Circuit 569<br/>11.4.2.2 Block Interleaver 571<br/>11.4.2.3 Long PN Sequence 571<br/>11.4.2.4 Data Scrambler 572<br/>11.4.2.5 Power Control Subchannel 572<br/>11.4.2.6 Orthogonal Covering 573<br/>11.4.2.7 Quadrature Modulation 574<br/>11.4.3 Reverse CDMA Channel 575<br/>11.4.3.1 Convolutional Encoder and Symbol Repetition 576<br/>11.4.3.2 Block Interleaver 576<br/>11.4.3.3 Orthogonal Modulation 576<br/><br/><br/><br/>11.4.3.4 Variable Data Rate Transmission 576<br/>11.4.3.5 Direct Sequence Spreading 578<br/>11.4.3.6 Quadrature Modulation 580<br/>11.4.4 IS-95 with 14.4 kbps Speech Coder [ANS95] 580<br/>11.5 CT2 Standard for Cordless Telephones 580<br/>11.5.1 CT2 Services and Features 580<br/>11.5.2 The CT2 Standard 581<br/>11.6 Digital European Cordless Telephone (DECT) 582<br/>11.6.1 Features and Characteristics 582<br/>11.6.2 DECT Architecture 582<br/>11.6.3 DECT Functional Concept 584<br/>11.6.4 DECT Radio Link 584<br/>11.7 PACS - Personal Access Communication Systems 587<br/>11.7.1 PACS System Architecture 587<br/>11.7.2 PACS Radio Interface 587<br/>11.8 Pacific Digital Cellular (PDC) 590<br/>11.9 Personal Handyphone System (PHS) 590<br/>11.10 US PCS and ISM Bands 591<br/>11.11 US Wireless Cable Television 593<br/>11.12 Summary of Standards Throughout the World 594<br/>11.13 Problems 597<br/>APPENDICES<br/>A Trunking Theory 601<br/>A.1 Erlang B 602<br/>A.1.1 Derivation of Erlang B 602<br/>A.2 Erlang C 607<br/>A.2.1 Derivation of Erlang C 607<br/>B Noise Figure Calculations for Link Budgets 611<br/>C Rate Variance Relationships for Shape Factor Theory 615<br/>C. Rate Variance for Complex Voltage 615<br/>C.2 Rate Variance for Power 617<br/>C.3 Rate Variance for Envelope 617<br/>D Approximate Spatial Autocovariance Function<br/>for Shape Factor Theory 619<br/>E Gaussian Approximations for Spread Spectrum CDMA 621<br/>E.1 The Gaussian Approximation 629<br/>E.2 The Improved Gaussian Approximation (IGA) 635<br/>E.3 A Simplified Expression for the Improved Gaussian Approximation (SEIGA) 637<br/><br/> |
Withdrawn status | Damaged status | Not for loan | Home library | Current library | Date acquired | Source of acquisition | Full call number | Barcode | Date last seen | Price effective from | Koha item type |
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UE-Central Library | UE-Central Library | 20.06.2018 | U.E. | 621.382 R2212 | T2040 | 20.06.2018 | 20.06.2018 | Books |