Understanding Telecommunications and Lightwave Systems: An Entry-Level GuideThis updated edition provides an overview of the emerging technology of lightwave systems and its impact on communications. You will be shown the basic principles and standards of today's telephone network as well as current and future technologies of microwave radio, satellite and wireless communications, digital switching, and video transmission. |
Contents
Introduction | 1 |
The Evolution of Telecommunications | 3 |
Analog Transmission | 11 |
Copyright | |
23 other sections not shown
Common terms and phrases
analog area networks AT&T attenuation bandwidth Bell binary BISDN bit rate bit stream called carrier systems cell cell site cellular Central Office codec communications connected connector device digital network digital PBX digital signal digital switch digital transmission diode division multiplexing echo echo suppressor electrical electronic end office equipment erbium fiber optic cable frame relay frequency installation interface ISDN kb/s laser light lightwave systems local area networks local loop loop Mb/s modulation Multimode node Octets operating optical fiber OTDR packet switched path payload pulse Questions for Section radio system receiver round-trip delay route satellite shown in Figure singlemode singlemode fiber SONET speed splice standard station switching system synchronous techniques telecommunications telephone companies telephone network Terminal transmission system transmitted trunks twisted pair typical voice circuits wavelength wire