Title | Digital Telephony and Network Integration [electronic resource] / edited by Bernhard E. Keiser, Eugene Strange |
---|---|
Imprint | Dordrecht : Springer Netherlands : Imprint: Springer, 1985 |
Connect to | http://dx.doi.org/10.1007/978-94-015-7177-7 |
Descript | XIX, 451 p. online resource |
1 A Network in Transition -- 1.1 Introduction -- 1.2 The Network Yesterday -- 1.3 The Network Today -- 1.4 The Network Tomorrow -- 2 Speech Digitization Fundamentals -- 2.1 Introduction -- 2.2 Speech Coding Approaches -- 2.3 Sampling -- 2.4 Quantization -- 2.5 Effect of Digitization on Bandwidth -- 2.6 Speech Digitizer Performance -- 2.7 Speech Coding Advantages -- 3 Pulse Code Modulation -- 3.1 Introduction -- 3.2 Basic PCM Encoding -- 3.3 Compression and Nonuniform Quantization -- 3.4 PCM Performance -- 4 Efficient Speech Coding Techniques -- 4.1 Introduction -- 4.2 Special PCM Techniques -- 4.3 Differential PCM -- 4.4 Delta Modulation (DM) -- 4.5 Subband Coding (SBC) -- 4.6 Adaptive Predictive Coding (APC) -- 4.7 Adaptive Transform Coding (ATC) -- 4.8 Vocoders -- 4.9 Hybrid (Waveform-Parametric) Techniques -- 4.10 Performance -- 5 Digital Techniques in the Telephone Network -- 5.1 Introduction -- 5.2 Synchronization -- 5.3 Time-Division Multiplexing -- 5.4 Error Coders -- 5.5 Scramblers -- 5.6 Channel Coders -- 5.7 Signal Impairments in Transmission -- 5.8 Signaling and Supervision -- 5.9 Monitoring and Maintenance -- 5.10 Digital Speech Interpolation -- 5.11 Digital Repeaters -- 5.12 Digitization of the Loop Plant -- 5.13 Speech Recognition -- 5.14 Computer Voice Response -- 6 Digital Transmission -- 6.1 Introduction -- 6.2 Digital Modulation Techniques -- 6.3 T-Carrier Systems -- 6.4 The Digital Hierarchy -- 6.5 Multiplexing -- 6.6 Error Control -- 6.7 Pair-Gain Systems -- 6.8 Retrofit -- 6.9 Testing and Fault Detection -- 7 Microwave Transmission -- 7.1 Introduction -- 7.2 Characteristics of Microwave Propagation -- 7.3 Microwave System Engineering -- 7.4 Characteristics of Microwave Equipment -- 7.5 Digital Microwave Radio Systems -- 8 Satellite Transmission -- 8.1 Introduction -- 8.2 Characteristics of Satellite Propagation -- 8.3 Satellite System Design -- 8.4 Characteristics of Satellite System Equipment -- 8.5 Major Operational Communication Satellite Systems -- 8.6 Future Trends in Communication Satellite Systems -- 9 Fiber Optic Transmission -- 9.1 Introduction -- 9.2 Fiber Transmission Characteristics -- 9.3 Fiber Types -- 9.4 Optical Sources -- 9.5 Photodetectors -- 9.6 Coupling of Sources to Fibers -- 9.7 Repeaters and Couplers -- 9.8 Noise Sources -- 9.9 Operational and Planned Fiber Optic Systems -- 9.10 Wavelength Division Multiplexing -- 9.11 Future Optical Telephone Network -- 10 The Circuit Switching Environment -- 10.1 Introduction -- 10.2 Basic Switching Functions -- 10.3 Basic Switching System -- 10.4 Control Concepts -- 10.5 Signaling -- 10.6 Switching Network Technology -- 10.7 Why Digital Switching? -- 11 Digital Switching Architecture -- 11.1 Introduction -- 11.2 Terminal Interface Techniques -- 11.3 Switching Network Considerations -- 11.4 Service Circuit Techniques -- 11.5 Control Architectures -- 11.6 Maintenance Diagnostics and Administration -- 12 Operational Switching Systems -- 12.1 Introduction -- 12.2 Rockwell 580 DSS -- 12.3 Stromberg-Carlson System Century DCO -- 12.4 Northern Telecom DMS-100 -- 12.5 GTE GTD-5 EAX -- 12.6 AT&T No. 5 ESS -- 12.7 ITT System 1240 -- 12.8 GTE GTD-3 EAX -- 12.9 AT&T No. 4 ESS -- 13 Evolution of the Switched Digital Network -- 13.1 Introduction -- 13.2 The North American Analog Network -- 13.3 The Evolving Digital Network -- 13.4 Intra-LATA Networks -- 14 Evolution of the Integrated Services Digital Network (ISDN) -- 14.1 The ISDN Concept -- 14.2 ISDN Plans and Progress -- 14.3 Future Trends and Issues