radio resource management functions in lte

... 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

... resource management function. Again it is worth noting the importance of the role of information and communication in the organising and directing elements of the management function. These involve ... Coaching 179 Counselling 181 Mentoring 183 Dealing with Problem Performers 184 8 Human Resource Planning 187 What is Human Resource Planning? 188 The Process of Human Resource Planning ... However, in a real work situation, a manager may be planning some things while organising, directing and controlling others. Let us look at these management processes in greater detail. (a) Planning Planning...

Ngày tải lên: 26/10/2013, 16:15

... agricultural pollution. This includes activities aimed at mitigating the negative impacts of chemicals use in agriculture including reducing the use of pes- ticides, and addressing problems of animal waste management. 4. ... research through breeding yield-increasing varieties has been changing gradually. Over the past decade CGIAR investments in NRM research (NRMR) have increased sub- stantially both within the older commodity-oriented ... expert judgements. In several cases, the term ‘research investment’ also includes some costs that fall into the category of extension investment. In some cases (e.g. ICARDA) Centres had engaged in dissemination...

Ngày tải lên: 30/03/2014, 02:20

... declining with increasing of visited number n(s, a), and tempera- ture T s negative exponential declining with increasing of visited number n(s), where n s =  a∈A n s,a . 3.3. Fast resource management: ... resource management. In addition, large density of femtocells deployment can also bring a gain of improved joint fast resource management. Here, we only consider the downlink transmission. In the ... radio resource management schemes can effectively improve radio resource utility and system performance of the whole network. Keywords: radio resource management, public femtocell networks, resource...

Ngày tải lên: 20/06/2014, 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

... (radio resource agent), the difference being where the RRC (radio resource controller) is located. A RRA collects information on radio resources and supervises the MAC and PHY functions including ... between neighboring BSs within the network. We use RRM to refer to both radio resource management and radio resource managers. If dynamic FFR is deployed in the system, designated neighboring BSs of ... neighboring cell at a particular cell-edge user, the two BSs (serving BS as well as the dominant interfering BS) are coordinated such that the dominant neighboring BS will not use a certain quantity...

Ngày tải lên: 21/06/2014, 11:20

Ngày tải lên: 01/01/2014, 18:47

... (in a problem of a common-pool resource) or engaged in other activities (in this case, a situation in which various stakeholders have different interests in a common resource) . The idea of using ... used successfully in solving local environmental problems such as river-basin management and co -management of ranching and wildlife in Oregon. However, experiences in developing countries are ... naturalistic investigations. As Bechtel and Richardson (1993) point out, we have severe limitations in our intuitive understanding of systems, which also explains our natural inclination toward...

Ngày tải lên: 16/03/2014, 04:20

... common issues; writing studies/stories; and planning. KEY COMMON ISSUES In reviewing individual case studies and synthesizing the most striking things and the missing or underemphasized elements, nine common issues ... the absence of alternative income-producing crops. Incomes and living standards have declined. As the commercial value of ginger increased, the Brahmin-Chhetri communities began taking over its ... Women’s projects; increasing Reconceptualizing the women’s productivity and development process income; increasing women’s taking gender and other ability to look after the inequalities into account; household...

Ngày tải lên: 16/03/2014, 04:20

... found in the “Managing Resource Pools” section of the vSphere Resource Management Guide [2]. Understanding Memory Resource Management in VMware® 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

Ngày tải lên: 24/03/2014, 00:21

... 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

... issues as well as train- ing programs at the local levels to enhance human resource management capacity. Issues relating to financial constraints, infrastructure and poor working environment must ... for human resource management in the health facilities. The doctor is appointed by the head of the policlinic, and the head of the policlinic is appointed by the Ministry of Property Management. ... unemployment in Georgia may complicate these findings since health care workers may be afraid of losing their jobs. However, anecdotal reports suggest that providers in Georgia attempt to find alterna- tive...

Ngày tải lên: 18/06/2014, 17:20

... donor financing may not allow substantial initial investment with lower rates of continuing finance. Recent innovation in donor funding may address both shortcomings. On the one hand, donor-financed ... largely lacking [3,113]. In thinking about alternative interventions to increase the supply of health workers in underserved areas, govern- ments and donors should bear in mind that such inter- ventions ... question about which interventions they thought would retain South African doctors in rural hospital service in the prov- ince, including financial incentives ("increasing salaries and rural...

Ngày tải lên: 18/06/2014, 17:20

... radio resources in accordance with these priorities, the information of resource arrangements for connections in each frame is broadcasted by the BS through the downlink MAP (DL_MAP) and uplink MAP ... allocates appropriate resources for each connection in accordance with its de sired QoS. Resource allocation can be divided into uplink and downlink. The BS informs the MS us ing the fields of UL_MAP ... the overhead analysis of MAP are described in the following section. In Section 3, the burst mapping algorithm is proposed. The influ- ence of the radio resource utilization for the degradation of...

Ngày tải lên: 21/06/2014, 02:20

Ngày tải lên: 27/06/2014, 01:21

Ngày tải lên: 28/06/2014, 00:20

Ngày tải lên: 28/06/2014, 22:20

Ngày tải lên: 05/07/2014, 19:20