Isbn: 9787118083996 - 卫星通信系统 汪春霆 【正版】 (1 resultados)

paperback. Condición: New. Ship out in 2 business day, And Fast shipping, Free Tracking number will be provided after the shipment.Paperback. Pub Date :2012-09-01 Pages: 363 Publisher: National Defence Industry Press title: modern telecommunications network technology: Satellite Communication System List Price: 85.00 yuan Author: POSTS Press: National Defense Industry Press Publication Date: 2012 -09-01ISBN: 9787118083996 Words: Pages: 363 Edition: 1 Format: Folio: 16 Weight: Editor's Summary of modern telecommunications network technologies: satellite communications system. a systematic introduction to the basics of satellite communications. satellite orbit the composition and characteristics of the earth station. the signal transmission and processing techniques. multiple access techniques. link budget. the satellite communication network. and satellite mobile communications. broadband satellite communications. anti-jamming satellite communications and emergency satellite communications. and other aspects of content. Modern telecommunication network technologies: satellite communication system combined with the latest technological developments in satellite communications. to ensure that the content on the basis of fundamental and systemic highlighted engineered. has a high reference value of practical application. Modern telecommunications network technologies: satellite communication system as engineering and technical personnel engaged in the satellite communications professional. scientific and technical workers. reference books and related professional college teachers and students. Contents Chapter 1 Overview 1.1 basic concept of satellite communications 1.1.1 satellite communication Definition 1.1.2 Satellite Communications Features 1.2 Satellite Communications 1.3 A satellite communication services and frequency 1.3.1 Satellite Communications Services 1.3.2 satellite communications frequency band divided 1.3.3 Satellite Communications frequency allocation 1.4 satellite communication system basically consists 1.4.1 Communication Satellite 1.4.2 1.5 satellite earth station communication status quo and development 1.5.1 satellite communications status quo 1.5.2 Satellite communication trends refer to Chapter 2 satellite orbit 2.1 orbital characteristics 2.1.1 Kepler's first law 2.1.2 Kepler's second law 2.1.3 Kepler's third law 2.2 Description track terminology and methods 2.2.1 a few terms 2.2.2 coordinate Department 2.2.3 Reference 2.3 track type 2.4 orbit communication satellites available 2.4.1 Van Allen synchronous orbit with 2.4.2 elliptical orbit 2.4.3 2.4.4 2.4.5 polar and sun-synchronous orbit inclined circular orbit 2.5 orbital perturbation 2.6 eclipse and Ling interrupted 2.6.1 eclipse 2.6.2 Ling interrupt 2.7 geostationary satellite position remains References Chapter 3 satellite communication earth station 3.1 Earth station 3.2 earth station RF characteristics and the relevant requirements of 3.2.1 the earth stations GT value requirements 3.2 3.3 Earth station antenna radiation limit .2 earth station EIRP limit 3.2.3 polarization isolation restrictions 3.2.4 with 3.3.1 Overview 3.3.2 the antenna antenna electrical parameters of the composition and working principle 3.3.3 3.3.4 tracking 3.3 .5 satellite communications antenna 3.4 emission subsystems 3.4.1 converter 3.4.2 Power Amplifier 3.5 receiver subsystems 3.5.1 3.6 modulation and demodulation of the low-noise amplifier 3.5.2 downconverter subsystem 3.6.1 modem Main technical characteristics 3.6.2 modem of the basic principles of classification 3.6.3 modem 3.7 service access subsystem 3.7.1 access control the 3.7.2 interface protocol processing 3.7.3 voice coding 3.7.4 video encoding 3.8 management control subsystem 3.9 for distribution subsystems References Chapter 4 satellite communication signal transmission processing a continuous signal transmission model of the 4.1 signal transmission model 4.1.1 4.1.2 burst signal transmission model . Chapter 5 Multiple Access Chapter 6 h.…