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- Maximizing Unavailability Interval for Energy Saving in IEEE 802.16e Wireless MANs
- This paper presents an energy conservation scheme, Maximum Unavailability Interval MUI, to improve the energy efficiency for the Power Saving Class of Type II in IEEE 802.16e. By applying the Chinese Remainder Theorem, the proposed MUI is guaranteed to find the maximum Unavailability Interval, during which the transceiver can be...
- Tags: IEEE, IEEE 802.16, Wireless, Maximum Unavailability Interval, WiMAX, Productivity, Wireless And Mobility
- White papers 2009-04-01
- Evaluation of Adaptive Radio Techniques for the Under-11GHz Broadband Wireless Access
- The evaluation is performed in the attempt to improve link availability and transmission quality of BWA Broadband Wireless Access systems, and to achieve an efficient use of radio resources. The paper has analysed and compared the physical and link layer performance for two common standards: the IEEE 802.16 WMAN-SC and...
- Tags: Performance, Broadband Wireless, Radio, Broadband, IEEE 802.16, Wireless Access, WiMAX, Performance Management, Wireless And Mobility, Wireless LANs, Broadband Internet, Telecommunications, Human Resources, Workforce Management
- White papers 2008-11-29
- An IEEE 802.16 WiMAX Module for the NS-3 Simulator
- ns-3 is a recently released next generation simulator intended as a replacement of the popular ns-2. It enables a highly rich set of features and is expected to become the first choice of the scientific community soon. ns-3 is in its evolution phase and work at different fronts is still...
- Tags: IEEE 802.16, Ns-3, WiMAX, Wireless And Mobility, Wi-Fi
- White papers 2008-11-05
- Interference Tolerant Power Control Algorithm of Ranging Process in IEEE 802.16 Relay System
- This paper considers the ranging process of IEEE 802.16 system in relay system. An interference problem between MS-BS ranging (i.e. ranging between mobile station and base station) and MS-RS ranging (i.e. ranging between mobile station and relay station), which is caused by the introduction of relay systems, is addressed. A...
- Tags: Algorithm, Mobile, IEEE 802.16, WiMAX, Engineering, Advertising & Promotion, Wireless And Mobility, Marketing
- White papers 2008-10-17
- How Many Traffic Classes Do We Need in WiMAX?
- This paper addresses the issue of multiservice support in IEEE 802.16 or WiMAX networks. The capacity for supporting multiple service classes is indeed important for any access technology where bandwidth is limited, which is the case for IEEE 802.16. The standard currently proposes four traffic classes, and specifies that for...
- Tags: Network, IEEE 802.16, WiMAX, Wireless And Mobility, Wi-Fi, Networking
- White papers 2008-10-07
- Routing & Scheduling Algorithm of IEEE 802.16 Mesh Backhaul Network for Radio Recourse Management (RRM)
- The paper investigates the resource management issues in IEEE 802.16 mesh backhaul network. The aim is to exploit the multipath routing for efficient utilization of wireless radio resources, and thus provides spectral efficiency. The silent feature of scheduling algorithm is to allow dispatching data blocks dynamically, based on current buffer...
- Tags: Algorithm, Network, Radio, IEEE 802.16, Wireless, WiMAX, Engineering, Wireless And Mobility
- White papers 2008-10-04
- How to Improve the Efficiency of IPv6 Handovers in IEEE 802.16 Networks
- The first generation of fully conformant IEEE 802.16-based networks is being deployed throughout the world. Most of these networks do not support full mobility, due to radio access layer limitations. Newer solutions, based on IEEE 802.16-2005 standard, offer mobility support for subscriber stations. Unfortunately, after quickly changing the point of...
- Tags: IPv6, Reconfiguration, Mobility, IEEE 802.16, WiMAX, Wireless And Mobility, Networking, Telecommunications
- White papers 2008-09-28
- IPv6 Over IEEE 802.16 (WiMAX) Networks: Facts and Challenges
- Deploying the new generation "Internet Protocol" (IPv6) over 802.16-based wireless networks is facing an important challenge as the IEEE 802.16 standard is failing to support IPv6 functionalities. In fact, unlike the other 802 standards, the IEEE 802.16 is based on a Point-to-MultiPoint PMP communication model, where no direct connection (at...
- Tags: IPv6, Network, IEEE 802.16, Academy Publisher, WiMAX, Networking, Wireless And Mobility, Telecommunications
- White papers 2008-07-01
- The Cost of Using IEEE 802.16d Dynamic Channel Configuration
- Ubiquitous broadband Internet access is an important requirement to satisfy user demands and support a new set of real time services and applications. IEEE 802.16, as a Broadband Wireless Access technology, can significantly contribute in this area. It is able to provide high throughput over large distances, with intrinsic QoS...
- Tags: QoS, Real-time Service, IEEE, IEEE 802.16, University Of Aveiro, WiMAX, Wireless And Mobility
- White papers 2008-02-28
- Secure Multicast in WiMAX
- Multicast enables efficient large-scale content distribution and has become more and more popular in network service. Security is a critical issue for multicast because many applications require access control and privacy. This issue is more sensitive to wireless network, which is lack of physical boundaries. IEEE 802.16 is the standard...
- Tags: Network, IEEE 802.16, Wireless, Academy Publisher, WiMAX, Wireless And Mobility, Wi-Fi
- White papers 2008-02-01
- Bandwidth Allocation With Half-Duplex Stations in IEEE 802.16 Wireless Networks
- IEEE 802.16 is a recent IEEE standard for broadband wireless access networks. In IEEE 802.16 networks, the Medium Access Control MAC protocol is centralized and explicitly supports Quality of Service QoS. That is to say, access to the medium by a number of Subscriber Stations SSs is centrally controlled by...
- Tags: Bandwidth, MAC, Network, Broadband Wireless, Allocation, IEEE 802.16, WiMAX, Wireless And Mobility, Telecommunications
- White papers 2007-12-01
- On TCP-Aware Uplink Scheduling in IEEE 802.16 Networks
- This paper propose two polling based scheduling schemes for applications based on TCP in a multipoint-to-point IEEE 802.16 network. The first scheme uses TCP congestion window cwnd size, whereas the second one uses cwnd size and TCP timeouts to allocate time slots among the contending TCP flows. The authors ensure...
- Tags: TCP, IEEE 802.16, Tcp/Ip, WiMAX, Networking, Wireless And Mobility
- White papers 2007-11-24
- Mobility Improvement in IEEE 802.16
- WiMAX, IEEE standard 802.16 has attracted attention of users and industry, for its promise of delivering broadband wireless connection. WiMAX was initially developed as a fixed wireless broadband solution, to be used as a last mile connection, substituting the need for laying DSL or Ethernet cables as they become difficult...
- Tags: Broadband Wireless, Broadband, Mobility, Last Mile, IEEE 802.16, Indian Institute Of Technology, Wireless, WiMAX, Wireless And Mobility, Broadband Internet, Wi-Fi, Telecommunications, Network Technology, Networking
- White papers 2007-11-22
- Coverage Extension of WiMax Using Multihop in a Low User Density Environment
- The usage of multihop transmission enables a cost efficient extension of the coverage of a base station BS especially in low user density environment. In this paper, a network consisting of BSs and fixed Subscriber Stations SSs is considered in which the SSs are capable to act as Relay Stations...
- Tags: Base Station, Environment, IEEE 802.16, WiMAX, Wireless And Mobility, Wi-Fi
- White papers 2007-11-10
- Classification of the Uplink Scheduling Algorithms in IEEE 802.16
- The demand for high speed broadband wireless systems is increasing rapidly. In this context, the IEEE 802.16 standard defines the wireless broadband access technology called WiMAX, which introduces several interesting advantages including variable and high data rate, last mile wireless access, point to multipoint communication, large frequency range and QoS...
- Tags: Algorithm, Broadband Wireless, Broadband, IEEE 802.16, Wireless, WiMAX, Wireless And Mobility, Broadband Internet, Telecommunications
- White papers 2007-10-16
- Adaptive H.264/MPEG-4 SVC Video Over IEEE 802.16 Broadband Wireless Networks
- This paper presents a solution for delivering streaming video-on-demand to subscribers via an 802.16 broadband wireless access network. The solution leverages the forthcoming H.264/AVC Scalable Video Coding SVC scheme and a mechanism to perform rate adaptation based on monitoring changes to the amount of flow traffic in the network at...
- Tags: Broadband Wireless, Video, IEEE 802.16, Wireless Access, Corporate Communications, WiMAX, Wireless And Mobility, Broadband Internet, Telecommunications, Marketing
- White papers 2007-10-01
- Completing the 4G Vision: Gateways for Mobile WiMAX
- WiMAX is a set of specifications created by the WiMAX Forum and based on standards developed by the IEEE 802.16 Working Group WG. There are two standards of note here. The first is IEEE 802.16-2004, sometimes called 802.16d, which specifies a common air interface for fixed both ends stationary microwave...
- Tags: 4G, Mobile, Farpoint Group, IEEE 802.16, Mobile Broadband, WiMAX, Wireless, Advertising & Promotion, Wi-Fi, Marketing
- White papers 2007-09-01
- WiMAX Capacity White Paper
- This white paper discusses factors influencing system capacity in IEEE 802.16 networks. IEEE 802.16, commonly known by its industry forum moniker of WiMAX, a wireless protocol intended for establishing metropolitan area networks that supply broadband data and voice services. The present standards document, IEEE 802.16-2004 as amended by IEEE 802.16-...
- Tags: Physical Layer, IEEE 802.16, WiMAX, Wireless And Mobility
- White papers 2007-08-01
- Signaling Cost Evaluation of Centralized Scheduling in IEEE 802.16 Mesh Networks
- To achieve long distance network access, the wired technologies, such as Digital Subscriber Line xDSL, cable, and T1, are applying higher cost and lower elasticity than wireless network. IEEE 802.16 network provides broadband wireless access to connect the Legacy LAN to Internet. Furthermore, the Mesh mode of IEEE 802.16 can...
- Tags: IEEE 802.16, IEEE 802.16 Network, WiMAX, Wireless And Mobility
- White papers 2007-07-13
- Performance Analysis of Multiantenna WiMAX Systems Over Frequency-Selective Fading Channels
- A multicell WiMax system which supports Orthogonal Frequency Division Multiplexing OFDM and antenna arrays at the base stations is considered in this paper as conforming to the IEEE 802.16-2004 standard. Focusing on the uplink, the paper proposes an analytical framework to assess the average error probability of the system over...
- Tags: Performance, IEEE, IEEE 802.16, WiMAX, OFDM, Wireless And Mobility, Wi-Fi
- White papers 2007-06-08
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