radio resource management in gsm ppt

... research inter- ests are in the area of radio resource management techniques and MAC and signaling layer protocols for high-speed wireless-access networks using OFDMA/CDMA technologies including 3G ... interests are in general wireless communication, mobile networks, and system per- formance analysis; and in particular QoS-aware radio resource management, joint study of wireless physical/link ... ra- dio networks involving hybrid networking and access tech- nologies are envisioned in 3G+ systems. In such systems, radio resource management (RRM) plays a major role in the provision of QoS...

Ngày tải lên: 22/06/2014, 22:20

... A, 3 km/h selective combining and increasing the number of received radio links provides reduction in the transmitted power in- dependently of the combining technique. In Figure 8, for the reference ... combining concept consists of re- ceiving redundantly the same information bearing signal over two or more fading channels, and combine these mul- tiple replicas at the receiver in order to increase ... combining (SC) and maxi- mal ratio combining (MRC). 4.1. Selective combining Figure 4 shows a scheme of how selective combining oper- ates at the receiver side. With SC the path/branch yielding the...

Ngày tải lên: 22/06/2014, 22:20

... each link, T m (i), observed in the ith frame. The interference channel gains g nm,k from the transmitting node of link n to the receiving node of link m are estimated from the IA message. In order ... impact of transmission on link n using resource k to the other cell links, we need to first determine the interference contribution from the links in L s to other cell links. T his is denoted by ... optimal, taking the instantaneous state of all links into account. In practice, not all the interference messages will be heard. Then the decisions will take only local information into account in the...

Ngày tải lên: 21/06/2014, 05:20

Ngày tải lên: 05/07/2014, 19:20

Ngày tải lên: 05/07/2014, 19:20

Ngày tải lên: 05/07/2014, 19:20

Ngày tải lên: 05/07/2014, 19:20

Ngày tải lên: 05/07/2014, 19:20

Ngày tải lên: 05/07/2014, 19:20

Ngày tải lên: 05/07/2014, 19:20

Ngày tải lên: 05/07/2014, 19:20

Ngày tải lên: 01/01/2014, 18:47

... Cisco Systems, Inc. 4. In the space below, write in information determined from the top output: CPU idle time in % Number of users Number of processes Number of processes sleeping Amount of ... What is the difference in the commands when the –hs switches are added? How much space is being used in studentA5’s home directory? 7. The du command can useful in determining the size of any ... Copyright  2002, Cisco Systems, Inc. Troubleshooting Network administrators use the top command to determine system processes. If one application is using too many system resources, it may be a runaway...

Ngày tải lên: 24/01/2014, 19:20

... found in the “Managing Resource Pools” section of the vSphere Resource Management Guide [2]. Understanding Memory Resource Management in VMwaređ ESX Server W H I T E P A P E R VMware, Inc. ... guest operating system running inside the SPECjbb, kernel compile, and Swingbench virtual machines was 64-bit Red Hat EnterpriseLinux5.2Server.TheguestoperatingsystemrunninginsidetheExchangevirtualmachinewasWindowsServer2008. ... only) Fromthisgure,itisseenthatwhenthevirtualmachinememorylimitdecreasesbeyond2816MB,thethroughputofSPECjbb degradessignicantly in bothballooningandswappingcases.Whenthememorylimitisreducedto2048MB,thethroughputlosses are89percentand96percentforballooningandswappingrespectively.SincetheconguredJVMheapsizeis2.5GB,theactual virtualmachineworkingsetsizeisaround2.5GBplusguestoperatingsystemmemoryusage(about300MB).Whenthevirtual machinememorylimitfallsbelow2816MB,thehostmemorycannotbacktheentirevirtualmachine’sworkingset,sothatvirtual machinestartstosuerfromguest-levelpaging in theballooningcasesorhypervisorswapping in theswappingcases. Since SPECjbb is an extremely memory intensive workload, its throughput is largely determined by the virtual machine memory hit rate. In this instance, virtual...

Ngày tải lên: 17/03/2014, 15:20

... Indiscriminate dumping of wastes contaminates surface and ground water supplies. In urban areas, solid waste clogs drains, creating stagnant water for insect breeding and floods during rainy seasons. Uncontrolled ... of Solid Waste Disposal in Metro Cities in India. New Delhi, India, December. Indonesia: ◊*Listawayan, B., 1997. Prospects of Recycling Systems in Indonesia. Recycling in Asia: Partnerships for Responsive ... Metro Manila in the Republic of the Philippines. Singapore: Hon, L.F., 1991. Solid Waste Management in Singapore. Presented at the International Conference on Solid and Hazardous Waste Management, Singapore,...

Ngày tải lên: 18/03/2014, 02:20

Ngày tải lên: 24/03/2014, 00:21

... assist you in taking care of the guinea fowls in terms of feeding them and other things? Ngondo The community assists in several ways. They take turns in making sure that the inside and ... chlorinated) water. Training farmers to tackle Newcastle Disease describes training given to poultry farmers in The Gambia to keep their poultry flocks healthy, including vaccination against ... low temperature in order to remain effective. This has meant that vaccination programmes have needed to maintain a cold chain, a system for keeping the vaccine cool, while being transported...

Ngày tải lên: 31/03/2014, 08:20

... Both in 2005 and 2010 Baseline Both in 2005 and 2010 Baseline + in BRDIS Baseline + in BRDIS 2005, Compustat FIXED EFFECTS Industry Industry Establishment Industry Industry Industry ... examining the changes in management practices over time and the factors potentially explaining this. 4.1. Differences in Management across Establishment and Regions In Table 4 we examine ... can explain the large spread in management practices across establishments and regions shown in Figures 2, 3 and 4. Starting in column (1) we include only 16 An interesting result in column...

Ngày tải lên: 31/03/2014, 13:20

... resources? e world’s available land and water resources can satisfy future food demands in several ways. Investing to increase production in rainfed agriculture (rainfed scenario). Increasing ... better training and professional development of staff. More investments in technical and managerial upgrading are required in countries with aging irrigation infrastructure. Investments in drainage ... view on investments is broad and considers a range of options (box 2). It includes investments in improving management, building effective institutions to meet changing demands, and increasing knowledge...

Ngày tải lên: 31/03/2014, 13:20

... Activities 2.1. 2.2. Unlicensed Band Licensed Band 3. Inter-Domain Radio Resource Management 3.1. 3.2. 3.3. Radio Resource Broker Concept Resource Usage Optimization Radio Resource Redistribution 4. Workload Characterization 4.1. 4.2. Measurement Empirical ... existing, policing can be removed from the data path, giving reduced latency and complexity [42]. (ii) Packet classifying, queueing and scheduling Packet classifying, queueing and scheduling are ... shaping, policing, pricing, packet classifying, queueing and scheduling. In mobile and wireless environments, error control and ah hoc routing are also very important issues. (i) Traffic shaping,...

Ngày tải lên: 01/06/2014, 12:51