TY  - BOOK
AU  - Martin,James
TI  - Telecommunications and the computer
SN  - 0139026444
U1  - 621.382 
PY  - 1990///
CY  - Englewood Cliffs, N.J.
PB  - Prentice Hall
KW  - Data transmission systems
KW  - Telecommunication
N1  - Preface. - Pt. 1. Introduction. 1. The Future. 2. Organizations Involved in Telecommunications. 3. Terminals and Codes. 4. Systems that Use Data Transmission. 5. Human-Computer Dialog. 6. Telecommunications Standards. 7. Communications Network Architectures. 8. The Structure of Telecommunications Networks. - Pt. II. Analog Transmission. 9. Dc Signaling. 10. AC Signaling and Bandwidth. 11. Transmission Media. 12. Attenuation and Repeaters. 13. Modulation and Demodulation. 14. Multiplexing. 15. Modems. - Pt. III. Digital Transmission. 16. The Digital Revolution. 17. Digital Channels and PCM. 18. Optical-Fiber Transmission Systems. 19. Integrated Services Digital Network. 20. ISDN Services and Applications. 21. Broadband Networks. 22. Communications Satellites. 23. The Maximum Capacity of a Channel. 24. Tariffs. - Pt. IV. Switching. 25. Telephone Switching. 26. Time-Division Switching. 27. AT & T 5ESS Central Office Switch. 28. Control Signaling. 29. Packet Switching. 30. Concentration and Multiple Acess. - Pt. V. Communications In The Office. 31. PBX Switching. 32. Local Area Networks. 33. Electronic Mail and Document Communications. 34. Enhanced Voice and Video Services. - Pt. VI. Imperfections. 35. Noise and Distortion. 36. Line Failures. 37. Detection and Correction of Data Errors. 38. Delays and Blocking. - Appendix A. CCITT Standards Recommendations. - Index
ER  -