Resource Management in Satellite Networks part 5 pdf

... 1/4, 1/3, 2 /5, 1/2, 3 /5, 2/3, 3/4, 4 /5, 5/ 6, 8/9 and 9/10, depending on the adopted modulation and the system requirements. In particular, coding rates 1/4, 1/3 and 2 /5 are used, combined with ... time-frequency resources (according to an MF-TDMA air interface) to the requesting terminals. The Return Channel Satellite Terminal (RCST) transmission capacity is constrained. According...

Ngày tải lên: 05/07/2014, 19:20

... bandwidth. As in terrestrial wireless networks [8], in satellite networks there are several reasons for using CAC schemes, including: Chapter 2: ACTIVITY IN SATELLITE RESOURCE MANAGEMENT 53 exist in requirements ... appropriate terminal and network Inter-Working Units (IWUs), aiming at integrating the GPRS and the UMTS segments; • Implementation, integration and testing...

Ngày tải lên: 05/07/2014, 19:20

... I. Moreno, P. Todorova, International Journal of Satellite Communications and Networking, Vol. 23, No. 5, pp. 2 65 3 05, September/October 20 05. ISSN: 154 42-0973. c 20 05. Copyright John Wiley ... resources in one particular domain of operation. It also monitors the edges for incoming and outgoing resource reservations/utilization. The information thereby acquired is used in conj...

Ngày tải lên: 05/07/2014, 19:20

... “Radio Resource Management across Multiple Protocol Layers in Satellite Networks: A Tutorial Overview”, International Journal of Satellite Communications and Networking, Vol. 23, No. 5, pp. 2 65- 3 05, ... be obtained by using the optimal Maximum Transfer Unit (MTU) for a particular BER. In [8], it is shown that an 18- 25% throughput gain may be obtained by increasing the frame...

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... certain traffic types. Integrated Services and Differentiated Services have already been introduced in Section 3.3, but are discussed below in more detail with satellite networks in mind, including Multiprotocol ... Multiple Rain-Faded Satellite Channels”, in Proc.ofthe3 rd Internat. Workshop on QoS in Multiservice IP Networks, Catania, Italy, Feb. 20 05; in Lecture Notes in...

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... 46 Time allocation, 46 S S-UMTS, 15, 58 , 108, 121, 131, 152 , 3 25 Satellite constellations/orbits, 4, 10, 2 75 Satellite digital multimedia broadcasting, 3 25 Satellite IP networks, 31, 69, 76, 109, 248 Chapter ... efficiency. In the forward link, the introduction of spreading requires the design of a new DVB-S2 receiver. In the return link, each terminal could in principle i...

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... the two following parts are conceived according to the ETSI SES/BSM protocol stack, thus distinguishing cross-layer issues involving satellite- dependent layers (Part II, Chapters 5, 6 and 7) from ... considering interactions This page intentionally left blank Resource Management in Satellite Networks Optimization and Cross-Layer Design

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... entitled “Integrated Space/Terrestrial Mobile Networks . He also contributed to the Resource Management activity of the Working Group 3000 within the RACE Project, called Satellite Integration in the ... (PRMA) protocols suitable for supporting voice and data transmissions in low earth orbit mobile satellite systems. In 1999 he joined the Information Engineering Department of th...

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... Board IBR Information Bit Rate ICMP Internet Control Message Protocol IEEE Institute of Electrical and Electronics Engineers IETF Internet Engineering Task Force IFR Increasing Failure Rate IM Inter-Modulation IMT ... Internet Protocol over Satellite ISDN Integrated Services Digital Network ISI Integral Satcom Initiative ISLs Inter -Satellite Links ISN Interactive Satellite Network ISO/O...

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... fax, data, short messaging, location determination, emergency services, high power alerting FDMA Uplink: 1626 .5- 1660 .5 MHz Downlink: 152 5- 155 9 MHz L/C bands Eutelsat (operator) GEO satellites (e.g., ... the type of satellite [1],[3], [5] . In particular, if the satellite is regenerating, RTD involves a single hop from the Earth to the satellite and back to the Earth; whereas,...

Ngày tải lên: 05/07/2014, 19:20