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082	0	4	_a621.387 _bTHOt
100	1		_aThompson, Richard A., _eautor _910358
245	1	0	_aTelephone switching systems
260			_aNorwood (Estados Unidos): _bArtech House, Inc., _c2000
300			_a859 páginas
336			_2rdacontent _atext _btxt
337			_2rdamedia _ano mediado _bn
338			_2rdacarrier _avolumen _bnc
500			_aIncluye figuras, cuadros
505	0		_aChapter 1. Introduction.—Telecommunications.—Channels.—Switching.—Networks.—Pots – Plain Old Telephone Sevice Selected bibliography. Chapter 2. Background.—Ancient history.—The telecom industry.—Evolution of architecture.—Evolution of systems. Chapter 3. The line side.—The telephone .—Subscriber signaling.—House telephone wiring.—Local Loop.—Per-line functions.—Non-POTS lines. Chapter 4. The trunk side.—Hierarchical interexchange network.—Trunks.—Trunk circuits.—Interoffice signaling. Chapter 5. Traffic theory.—Servers.—Blocking.—Economy of scale.—Examples. Chapter 6. Step-by-step.—Architecture.—Strowger switch.—Line finders.—Selectors.- Digit absorbing.—Connectors.—Example.—Discussion. Chapter 7. Interconnection fabrics.—Fundamentals.—Multistage fabrics.—Nonblocking fabrics.—Blocking fabrics.—Self-routed packet fabrics. Chapter 8. Crossbar.—System architecture.—Crossbar switch.—Fabric architecture.—Call walk – throughs.—Discussion. Chapter 9. Evolution of the toll point.—Billing and the 1940s toll point.—Automation and the 1960s toll point.—Modernization and the 1980s toll point.—Disintegration. Chapter 10. Enterprise Switching.—Multiline key telephone.—Enterprise wiring.—Hunt groups and key systems.—The PBX.—Centrex.—Customer premises competition. Chapter 11. Program Control - #1 ESS.—Introduction.—Computerized process control.—Hardware architecture.—Software architecture.—Call walk-through.—Maintenance.—Discussion. Chapter 12. Private networks.—Leased lines.—Leased carrier.—Leased trunks.—Enterprise Networks.—Facility switcning.—Long distance competition. Chapter 13. Digital circuit-switching concepts.—Synergy.—Time-Division switching.—Time-multiplexed switching.—ISDN.—BORSCHT.—OAM&P. Chapter 14. Digital switching systems.—A digital toll switching systems.—A digital local switching systems.—A digital PBX.—The experimental digital switch.—Discussion. Chapter 15. Human-Telecommunications Interaction.—The human audio I/O.—Human visual I/O.—Human data I/O.—Cognition.—Communications terminals.—Service. Chapter 16. Breaking up tje bell systems.—The Bell systems.—Deregulation.—Divestiture.—Effects of divestiture.—Long distance.—The post-divestiture telecom industry.—Discussion. Chapter 17. Network and switching paradigms.—Capacities of the bus, ring, and star.—Hierarchical networks.—Packet and cicuit swiching.—Operational domais for circuit and packet switching.—Facility and capacity switching. Chapter 18. Intelligent network.—Signaling.—Switching software .—Enhanced services.—Advanced intelligent network.—Evolving partition. Chapter 19. Evolving infraestructura.—Tethered Access.—Wireless Telephony.—LEOS systems.—Asynchronous transfer mode.—Internet telephony. Chapter 20. Photonic switching in space.—Introduction.—Device dichotomy.—Guided-wave switching devices.—Photonic space-division fabrics.—Photonic packet switching. Chapter 21. Photonic switching in time and wavelegnth.—Optical mulplexing.—Photonic time-division switching.—Photonic switching in space and time.—Photonic wavelength-division switching.—Photonic switching in space and wavelength.—Elementary photonic space/time/wavelength switching. Chapter 22. Network of the future.—Historical context.—Integration.—Evolving user.—Regulatory Issues.—Synergies.—Residential fiber star infraestucture.—National photonic capacity-switched network.—Epilogue.—Exercises.—References and selected bibliography. About the autor.—Index.
650	1	4	_aSISTEMAS DE TELECOMUNICACION _913526
690			_aA16
942			_2ddc _c1
999			_c18504 _d18504