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Huawei Technologies
(34 results)-
Whitepapers
Pricing for QoS-Based Wireless Data Services and Its Impact on Radio Resource Management
May 12, 2010, 12:00am PDT
The use of cellular networks for both voice and data communications is growing at a rapid pace throughout the world. Such growth was initially fueled by the need for mobile voice communication....
Provided by Huawei Technologies
-
Whitepapers
Resource Allocation for the LTE Physical Downlink Control Channel
February 24, 2009, 12:00am PST
The next generation of wireless networks will simultaneously support many data and voice users. These users or UEs (User Equipment) will share the uplink and downlink radio resources and so, in...
Provided by Huawei Technologies
-
Whitepapers
Interference Coordination Through Network-Synchronized Cyclic Beamforming
August 6, 2009, 12:00am PDT
The next generation of wireless networks will use multiple techniques to improve channel spectral efficiencies. In this paper, the authors focus on one such technique, beamforming, in the downlink...
Provided by Huawei Technologies
-
Whitepapers
System Capacity of a Two-Sector OFDMA Downlink With QoS Constraints
August 6, 2009, 12:00am PDT
The authors consider the downlink of an Orthogonal Frequency Division Multiple Access (OFDMA) network. OFDMA transmission technology will be used in the next generation of wireless networks such...
Provided by Huawei Technologies
-
Whitepapers
On the Performance of Downlink Beamforming With Synchronized Beam Cycles
March 16, 2009, 12:00am PDT
The next generation of wireless networks (e.g.,) will use multiple techniques to improve channel spectral efficiencies. In this paper, the authors focus on one such technique, beamforming, in the...
Provided by Huawei Technologies
-
Whitepapers
Cooperative Scheduling of Downlink Beam Transmissions in a Cellular Network
October 2, 2008, 12:00am PDT
The next generation of wireless networks (e.g.,) will use multiple techniques to improve channel spectral efficiencies. In this paper, the authors focus on one such technique, beamforming, in the...
Provided by Huawei Technologies
-
Whitepapers
Broadcasting VBR Traffic in a WiMAX Network
August 22, 2008, 12:00am PDT
The next generation of wireless networks (LTE, WiMAX and UMB) will have sufficient capacity to support video broadcasts in addition to unicast services such as voice and data. Since, broadcast...
Provided by Huawei Technologies
-
Whitepapers
On the VoIP Capacity of an OFDMA Uplink
April 16, 2008, 12:00am PDT
The next generation of wireless networks (4G) will use OFDMA (Orthogonal Frequency-Division Multiple Access) technology on both forward and reverse links. In addition to high speed data services,...
Provided by Huawei Technologies
-
Whitepapers
Dynamic Resource Allocation for Uplink Contention Channels in WiMAX
April 24, 2008, 12:00am PDT
The recently developed WiMAX wireless network standard was designed to be flexible to allow operators to optimize their networks for their specific environment and offered services. This...
Provided by Huawei Technologies
-
Whitepapers
VoIP Capacity Model for the 1xEV-DO Uplink
August 20, 2007, 12:00am PDT
In this paper, the authors consider the reverse traffic channel of the 1xEV-DO Revision A wireless network standard. They develop an analytic model for determining the VoIP capacity of this...
Provided by Huawei Technologies
-
Whitepapers
VoIP Capacity Model for an OFDMA Downlink
August 20, 2007, 12:00am PDT
In traditional wireless networks, voice service is supported with synchronous power controlled channels and hence latency requirements were easily met. Fourth Generation Networks (3GPP2, 3GPP,...
Provided by Huawei Technologies
-
White Papers
IPTV, Towards Seamless Infotainment
December 15, 2008, 12:00am PST
IPTV, enabled by aggregating new technologies in computing, networking, and storage, provides a new information access and entertainment platform in the world of digital evolution. From this...
Provided by Huawei Technologies
-
White Papers
Optimal Initiation Based Vertical Handover for UMTS-802.11 WLAN Overlay Networks
November 1, 2009, 12:00am PDT
The next generation of wireless communications will be based on a heterogeneous infrastructure consisting different wireless and wired access systems where users will enjoy fast and seamless...
Provided by Huawei Technologies
-
Whitepapers
A Multimedia Service Migration Protocol for Single User Multiple Devices
May 24, 2012, 12:00am PDT
This paper describes a new protocol SMP, which supports multimedia transfer for single-user, multiple-device scenarios. Through its novel naming and control/data plane designs, SMP is able to...
Provided by Huawei Technologies
-
Whitepapers
Delay-Power Tradeoff of Max Queue-Weighted (MWQ) Power Control for Wireless Systems With Limited Renewable Energy Storage
May 24, 2012, 12:00am PDT
In this paper, the authors analyze the fundamental power-delay tradeoff in point-to-point wireless communication systems with renewable energy source. They consider the Max Queue-Weighted (MWQ)...
Provided by Huawei Technologies
-
Whitepapers
TCP-Mobile Edge: Accelerating Delivery in Mobile Networks
May 24, 2012, 12:00am PDT
Owing to the imminent fixed mobile convergence, Internet applications are frequently accessed through mobile nodes. However, service delivery latency is too high to satisfy user expectations. In...
Provided by Huawei Technologies
-
Whitepapers
Cooperative Relay Design for Energy Efficient Cell Capacity Improvements
February 29, 2012, 12:00am PST
The effect of relaying in terms of energy efficiency is an important and interesting issue in cellular communications. In this paper, two relaying schemes for uplink are analyzed and compared in...
Provided by Huawei Technologies
-
Whitepapers
Antenna Selection Schemes for Energy Efficiency in Distributed Antenna Systems
February 29, 2012, 12:00am PST
In this paper two schemes of distributed antenna selection, Path-loss-based Antenna Selection (P-AS) and Energy-efficient Antenna Selection (E-AS), are studied for the purpose of improving energy...
Provided by Huawei Technologies
-
Whitepapers
Cost Evaluation for Flexible-Grid Optical Networks
September 13, 2012, 12:00am PDT
The Internet traffic demand has grown at a rate of approximately 45% per annum during the previous years and, according to a forecast from Cisco, a similar tendency can be expected for the near...
Provided by Huawei Technologies
-
Whitepapers
A Same-Frequency Cellular Repeater Using Adaptive Feedback Cancellation
November 21, 2012, 12:00am PST
A same-frequency cellular repeater is proposed that uses adaptive signal processing to cancel the feedback path, thereby allowing high gain while maintaining stability. This technique has...
Provided by Huawei Technologies
-
Whitepapers
Data Envelopment Analysis: Efficient Technique for Measuring Performance of Wireless Network Coding Protocols
December 10, 2012, 12:00am PST
Performance of network coding protocols have been largely evaluated using metrics such as packet delivery ratio and routing load, which can only determined how effective a protocol is. The authors...
Provided by Huawei Technologies
-
Whitepapers
Energy Efficiency and Deployment Efficiency Tradeoff for Heterogeneous Wireless Networks
November 21, 2012, 12:00am PST
To meet the global challenge of reducing greenhouse gas emissions and the explosion demand of wireless data traffic, green architecture design is becoming a critical issue for mobile network...
Provided by Huawei Technologies
-
White Papers
Intercloud Directory and Exchange Protocol Detail Using XMPP and RDF
March 30, 2010, 12:00am PDT
Working groups have proposed building a layered set of protocols to solve the Cloud Computing interoperability challenge called "Intercloud Protocols". Instead of each cloud provider establishing...
Provided by Huawei Technologies
-
White Papers
Using XMPP as a Transport in Intercloud Protocols
June 22, 2010, 12:00am PDT
Cloud Computing is a term applied to large, hosted datacenters, usually geographically distributed, which offer various computational services on a "Utility" basis. Most typically the...
Provided by Huawei Technologies
-
White Papers
Using Semantic Web Ontology for Intercloud Directories and Exchanges
July 15, 2010, 12:00am PDT
The concept of a cloud operated by one service provider or enterprise interoperating with a clouds operated by another is a powerful idea. So far that is limited to use cases where code running on...
Provided by Huawei Technologies
-
White Papers
Joint Subcarrier-Relay Assignment and Power Allocation for Decode-and-Forward Multi-Relay OFDM Systems
June 1, 2009, 12:00am PDT
Joint power allocation, relay selection, and subcarrier assignment are critical and challenging for achieving full benefits of OFDM based cooperative relay networks. In this paper, the authors...
Provided by Huawei Technologies
-
White Papers
Technical White Paper for BGP/VPN Fast Convergence
December 10, 2007, 12:00am PST
As the multi-service bearer network, the IP/MPLS VPN technology has become the basic technology on the IP/MPLS network. On one MPLS VPN network, the service route is carried by the BGP technology....
Provided by Huawei Technologies
-
White Papers
Technical White Paper for MSCG Hierarchical - QoS
October 15, 2007, 12:00am PDT
Hierarchical- (Quality of Service) QoS is a type of technology that schedules services layer by layer based on the service hierarchy model. This paper introduces basic QoS knowledge, hierarchical...
Provided by Huawei Technologies
-
White Papers
Technical White Paper for ATM-ETH IWF
December 18, 2007, 12:00am PST
With the development of Ethernet, ATM access network is stepping towards Ethernet. The routers with IWF feature provide a perfect solution for making full use of existent ATM network and devices...
Provided by Huawei Technologies
-
White Papers
Technical White Paper for Clock Over Ethernet
November 29, 2007, 12:00am PST
Although the trend for telecom is to build an all-IP network, there are still many difficult for the carrier to migrate their traditional service, such as ATM or TDM, to the next generation of IP...
Provided by Huawei Technologies
-
White Papers
Technical White Paper for QPPB Solution
November 23, 2007, 12:00am PST
This paper specifies how to deploy the QoS (Quality of Service) through the BGP routing policy, that is QoS Policy Propagation Through the Border Gateway Protocol (QPPB). Routes are classified...
Provided by Huawei Technologies
-
White Papers
Technical White Paper for VPLS
October 22, 2007, 12:00am PDT
The VPLS technology is a technology used to provide virtual Ethernet service over the existing WAN. Through membership discovery, PW establishment and maintenance, and MAC-based address forwarding...
Provided by Huawei Technologies
-
White Papers
Equipment-Level Reliability of High-End Routers
January 1, 2008, 12:00am PST
As IP technologies develop quickly, value-added services are widely used on the Internet. New carrier-class services, such as NGN/3G, IPTV streaming media, VIP leased line, and VPN...
Provided by Huawei Technologies
-
Whitepapers
Intercloud Exchanges and Roots Topology and Trust Blueprint
March 10, 2011, 12:00am PST
Cloud computing is a new design pattern for large, distributed datacenters. Initially, Service providers offering included cloud enabled productivity applications such as search, email, and social...
Provided by Huawei Technologies
-
Whitepapers
Intercloud Exchanges and Roots Topology and Trust Blueprint
March 10, 2011, 12:00am PST
Cloud computing is a new design pattern for large, distributed datacenters. Initially, Service providers offering included cloud enabled productivity applications such as search, email, and social...
Provided by Huawei Technologies
-
Whitepapers
Energy Efficiency and Deployment Efficiency Tradeoff for Heterogeneous Wireless Networks
November 21, 2012, 12:00am PST
To meet the global challenge of reducing greenhouse gas emissions and the explosion demand of wireless data traffic, green architecture design is becoming a critical issue for mobile network...
Provided by Huawei Technologies
-
Whitepapers
Data Envelopment Analysis: Efficient Technique for Measuring Performance of Wireless Network Coding Protocols
December 10, 2012, 12:00am PST
Performance of network coding protocols have been largely evaluated using metrics such as packet delivery ratio and routing load, which can only determined how effective a protocol is. The authors...
Provided by Huawei Technologies
-
Whitepapers
A Same-Frequency Cellular Repeater Using Adaptive Feedback Cancellation
November 21, 2012, 12:00am PST
A same-frequency cellular repeater is proposed that uses adaptive signal processing to cancel the feedback path, thereby allowing high gain while maintaining stability. This technique has...
Provided by Huawei Technologies
-
Whitepapers
Cost Evaluation for Flexible-Grid Optical Networks
September 13, 2012, 12:00am PDT
The Internet traffic demand has grown at a rate of approximately 45% per annum during the previous years and, according to a forecast from Cisco, a similar tendency can be expected for the near...
Provided by Huawei Technologies
-
Whitepapers
Antenna Selection Schemes for Energy Efficiency in Distributed Antenna Systems
February 29, 2012, 12:00am PST
In this paper two schemes of distributed antenna selection, Path-loss-based Antenna Selection (P-AS) and Energy-efficient Antenna Selection (E-AS), are studied for the purpose of improving energy...
Provided by Huawei Technologies
-
Whitepapers
Cooperative Relay Design for Energy Efficient Cell Capacity Improvements
February 29, 2012, 12:00am PST
The effect of relaying in terms of energy efficiency is an important and interesting issue in cellular communications. In this paper, two relaying schemes for uplink are analyzed and compared in...
Provided by Huawei Technologies
-
Whitepapers
TCP-Mobile Edge: Accelerating Delivery in Mobile Networks
May 24, 2012, 12:00am PDT
Owing to the imminent fixed mobile convergence, Internet applications are frequently accessed through mobile nodes. However, service delivery latency is too high to satisfy user expectations. In...
Provided by Huawei Technologies
-
Whitepapers
Delay-Power Tradeoff of Max Queue-Weighted (MWQ) Power Control for Wireless Systems With Limited Renewable Energy Storage
May 24, 2012, 12:00am PDT
In this paper, the authors analyze the fundamental power-delay tradeoff in point-to-point wireless communication systems with renewable energy source. They consider the Max Queue-Weighted (MWQ)...
Provided by Huawei Technologies
-
Whitepapers
A Multimedia Service Migration Protocol for Single User Multiple Devices
May 24, 2012, 12:00am PDT
This paper describes a new protocol SMP, which supports multimedia transfer for single-user, multiple-device scenarios. Through its novel naming and control/data plane designs, SMP is able to...
Provided by Huawei Technologies
-
Whitepapers
VoIP Capacity Model for an OFDMA Downlink
August 20, 2007, 12:00am PDT
In traditional wireless networks, voice service is supported with synchronous power controlled channels and hence latency requirements were easily met. Fourth Generation Networks (3GPP2, 3GPP,...
Provided by Huawei Technologies
-
Whitepapers
VoIP Capacity Model for the 1xEV-DO Uplink
August 20, 2007, 12:00am PDT
In this paper, the authors consider the reverse traffic channel of the 1xEV-DO Revision A wireless network standard. They develop an analytic model for determining the VoIP capacity of this...
Provided by Huawei Technologies
-
Whitepapers
Dynamic Resource Allocation for Uplink Contention Channels in WiMAX
April 24, 2008, 12:00am PDT
The recently developed WiMAX wireless network standard was designed to be flexible to allow operators to optimize their networks for their specific environment and offered services. This...
Provided by Huawei Technologies
-
Whitepapers
On the VoIP Capacity of an OFDMA Uplink
April 16, 2008, 12:00am PDT
The next generation of wireless networks (4G) will use OFDMA (Orthogonal Frequency-Division Multiple Access) technology on both forward and reverse links. In addition to high speed data services,...
Provided by Huawei Technologies
-
Whitepapers
Broadcasting VBR Traffic in a WiMAX Network
August 22, 2008, 12:00am PDT
The next generation of wireless networks (LTE, WiMAX and UMB) will have sufficient capacity to support video broadcasts in addition to unicast services such as voice and data. Since, broadcast...
Provided by Huawei Technologies
-
Whitepapers
Cooperative Scheduling of Downlink Beam Transmissions in a Cellular Network
October 2, 2008, 12:00am PDT
The next generation of wireless networks (e.g.,) will use multiple techniques to improve channel spectral efficiencies. In this paper, the authors focus on one such technique, beamforming, in the...
Provided by Huawei Technologies
-
Whitepapers
On the Performance of Downlink Beamforming With Synchronized Beam Cycles
March 16, 2009, 12:00am PDT
The next generation of wireless networks (e.g.,) will use multiple techniques to improve channel spectral efficiencies. In this paper, the authors focus on one such technique, beamforming, in the...
Provided by Huawei Technologies
-
Whitepapers
System Capacity of a Two-Sector OFDMA Downlink With QoS Constraints
August 6, 2009, 12:00am PDT
The authors consider the downlink of an Orthogonal Frequency Division Multiple Access (OFDMA) network. OFDMA transmission technology will be used in the next generation of wireless networks such...
Provided by Huawei Technologies
-
Whitepapers
Interference Coordination Through Network-Synchronized Cyclic Beamforming
August 6, 2009, 12:00am PDT
The next generation of wireless networks will use multiple techniques to improve channel spectral efficiencies. In this paper, the authors focus on one such technique, beamforming, in the downlink...
Provided by Huawei Technologies
-
Whitepapers
Resource Allocation for the LTE Physical Downlink Control Channel
February 24, 2009, 12:00am PST
The next generation of wireless networks will simultaneously support many data and voice users. These users or UEs (User Equipment) will share the uplink and downlink radio resources and so, in...
Provided by Huawei Technologies
-
Whitepapers
Pricing for QoS-Based Wireless Data Services and Its Impact on Radio Resource Management
May 12, 2010, 12:00am PDT
The use of cellular networks for both voice and data communications is growing at a rapid pace throughout the world. Such growth was initially fueled by the need for mobile voice communication....
Provided by Huawei Technologies
-
White Papers
Joint Subcarrier-Relay Assignment and Power Allocation for Decode-and-Forward Multi-Relay OFDM Systems
June 1, 2009, 12:00am PDT
Joint power allocation, relay selection, and subcarrier assignment are critical and challenging for achieving full benefits of OFDM based cooperative relay networks. In this paper, the authors...
Provided by Huawei Technologies
-
White Papers
Using Semantic Web Ontology for Intercloud Directories and Exchanges
July 15, 2010, 12:00am PDT
The concept of a cloud operated by one service provider or enterprise interoperating with a clouds operated by another is a powerful idea. So far that is limited to use cases where code running on...
Provided by Huawei Technologies
-
White Papers
Using XMPP as a Transport in Intercloud Protocols
June 22, 2010, 12:00am PDT
Cloud Computing is a term applied to large, hosted datacenters, usually geographically distributed, which offer various computational services on a "Utility" basis. Most typically the...
Provided by Huawei Technologies
-
White Papers
Intercloud Directory and Exchange Protocol Detail Using XMPP and RDF
March 30, 2010, 12:00am PDT
Working groups have proposed building a layered set of protocols to solve the Cloud Computing interoperability challenge called "Intercloud Protocols". Instead of each cloud provider establishing...
Provided by Huawei Technologies
-
White Papers
Optimal Initiation Based Vertical Handover for UMTS-802.11 WLAN Overlay Networks
November 1, 2009, 12:00am PDT
The next generation of wireless communications will be based on a heterogeneous infrastructure consisting different wireless and wired access systems where users will enjoy fast and seamless...
Provided by Huawei Technologies
-
White Papers
IPTV, Towards Seamless Infotainment
December 15, 2008, 12:00am PST
IPTV, enabled by aggregating new technologies in computing, networking, and storage, provides a new information access and entertainment platform in the world of digital evolution. From this...
Provided by Huawei Technologies
-
White Papers
Equipment-Level Reliability of High-End Routers
January 1, 2008, 12:00am PST
As IP technologies develop quickly, value-added services are widely used on the Internet. New carrier-class services, such as NGN/3G, IPTV streaming media, VIP leased line, and VPN...
Provided by Huawei Technologies
-
White Papers
Technical White Paper for VPLS
October 22, 2007, 12:00am PDT
The VPLS technology is a technology used to provide virtual Ethernet service over the existing WAN. Through membership discovery, PW establishment and maintenance, and MAC-based address forwarding...
Provided by Huawei Technologies
-
White Papers
Technical White Paper for QPPB Solution
November 23, 2007, 12:00am PST
This paper specifies how to deploy the QoS (Quality of Service) through the BGP routing policy, that is QoS Policy Propagation Through the Border Gateway Protocol (QPPB). Routes are classified...
Provided by Huawei Technologies
-
White Papers
Technical White Paper for Clock Over Ethernet
November 29, 2007, 12:00am PST
Although the trend for telecom is to build an all-IP network, there are still many difficult for the carrier to migrate their traditional service, such as ATM or TDM, to the next generation of IP...
Provided by Huawei Technologies
-
White Papers
Technical White Paper for ATM-ETH IWF
December 18, 2007, 12:00am PST
With the development of Ethernet, ATM access network is stepping towards Ethernet. The routers with IWF feature provide a perfect solution for making full use of existent ATM network and devices...
Provided by Huawei Technologies
-
White Papers
Technical White Paper for MSCG Hierarchical - QoS
October 15, 2007, 12:00am PDT
Hierarchical- (Quality of Service) QoS is a type of technology that schedules services layer by layer based on the service hierarchy model. This paper introduces basic QoS knowledge, hierarchical...
Provided by Huawei Technologies
-
White Papers
Technical White Paper for BGP/VPN Fast Convergence
December 10, 2007, 12:00am PST
As the multi-service bearer network, the IP/MPLS VPN technology has become the basic technology on the IP/MPLS network. On one MPLS VPN network, the service route is carried by the BGP technology....
Provided by Huawei Technologies
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