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Ericsson Research
(60 results)-
White Papers
FER, RXQUAL, and DTX DL Rate Measurements in TEMS Investigation GSM
February 18, 2002, 12:00am PST
This document describes the information elements FER, RXQUAL, and DTX DL rate presented in TEMS Investigation GSM. It is applicable to all GSM version of TEMS Investigation and to all TEMS mobile...
Provided by Ericsson
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White Papers
EDGE- Introduction of High Speed Data in GSM/GPRS Networks
March 1, 2003, 12:00am PST
This white paper is intended for global system for mobile communications (GSM) operators interested in understanding Ericsson's view on how enhanced data for global evolution (EDGE) can play an...
Provided by Ericsson
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White Papers
Self-Organisation in Future Mobile Communication Networks
April 7, 2008, 12:00am PDT
A vision is presented regarding the use of self-organisation methods (self-optimisation, self-configuration, self-healing) as a promising opportunity to automate wireless access network planning...
Provided by Ericsson
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White Papers
An Architecture for Concurrent Future Networks
November 13, 2008, 12:00am PST
One of the key interests in Future Internet research is network virtualization. It allows to operate multiple networks in parallel, each possibly having different applications, requirements,...
Provided by Ericsson
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White Papers
Delivering Capacity For Mobile Broadband - An Eminently Manageable Challenge
July 1, 2010, 12:00am PDT
This paper is focusing on solutions for the banking sector and has been centered around the Agentflow, the BPM solution from Flowring. Agentflow is a modern, scalable, java built, Workflow...
Provided by Ericsson
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White Papers
National Security & Public Safety Communication Over Mobile Broadband
February 1, 2010, 12:00am PST
In most businesses this (the 4th) quarter is the busiest and much sales effort is focused on getting the best results from these critical weeks. However good sales managers are also preparing get...
Provided by Ericsson
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White Papers
Delivering Broadband's Full Potential
September 1, 2008, 12:00am PDT
Broadband has been one of the telecom industry's biggest success stories. Ensuring that broadband achieves its full potential - delivering economic and social benefits to all - requires timely and...
Provided by Ericsson
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White Papers
Connecting The Digital Home
September 1, 2009, 12:00am PDT
Until now, connected-home solutions have been cumbersome and expensive to implement, operate and maintain. But this need not be the case - an open, standardized and horizontal approach to...
Provided by Ericsson
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White Papers
Full Service Broadband Access, Any Service, Any Screen - Anywhere
October 1, 2008, 12:00am PDT
This white paper describes the vision of Ericsson Full Service Broadband access for fixed and mobile broadband networks. There are several challenges facing the telecom industry. Broadband, as we...
Provided by Ericsson
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White Papers
Full Service Broadband With GPON
June 9, 2008, 12:00am PDT
Gigabit-capable Passive Optical Network (GPON) is currently one of the fastest access technologies to attract market interest. This white paper describes the current status and future...
Provided by Ericsson
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White Papers
High Speed Technologies For Mobile Backhaul
October 1, 2008, 12:00am PDT
Microwave links have been the obvious mobile backhauling choice for many operators, and microwave solutions are likely to remain very important. New, high-speed link technologies in the form of...
Provided by Ericsson
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White Papers
Minimizing Carbon Intensity In Telecom Networks Using TCO Techniques
February 1, 2010, 12:00am PST
While telecom is relatively energy-lean, telecom networks are still energy-driven and energy costs represent a significant opex item that is increasingly important as energy prices rise and energy...
Provided by Ericsson
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White Papers
Assessing The Climate-Positive Effects Of ICT
March 1, 2010, 12:00am PST
Climate change is perhaps the topmost challenge of our time. To prevent climate change from severely impacting almost every facet of life on the planet, scientific consensus points to a need to...
Provided by Ericsson
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White Papers
Data Retention: Avoiding The Traps
October 1, 2009, 12:00am PDT
The complexities and the costs of complying with data retention rules and regulations must be carefully investigated by Communication Service Providers before they make any investment decision....
Provided by Ericsson
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White Papers
Unlocking The Value Of Operator Assets
October 1, 2009, 12:00am PDT
Telecom operators are no longer alone in selling services to their customers. Several large internet players, including Apple, Google and Microsoft, reason that they are not required to create a...
Provided by Ericsson
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White Papers
Evolution To Optical Packet Transport
August 1, 2009, 12:00am PDT
Transport networks are evolving from TDM to carry packets more efficiently. This evolution takes advantage of a range of options to deliver all-IP services, leading to Full Service Broadband: the...
Provided by Ericsson
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White Papers
Next-Generation Intelligent Networks: Migrating To IMS
June 1, 2009, 12:00am PDT
Safeguarding investments in value-added services when moving from circuit-switched networks to all-IP and IMS. How operators can integrate existing value-added services in the evolving IMS...
Provided by Ericsson
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White Papers
Power Supplies Go Digital
February 1, 2009, 12:00am PST
The concept of "Digital power" has received significant attention and promotion in the past few years, from both semiconductor suppliers and power supply manufacturers. There is a need to explain...
Provided by Ericsson
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White Papers
Transforming Telecom Management
January 1, 2009, 12:00am PST
By taking a holistic view of systems, processes and organization, operators can transform their telecom management into an integrated business tool for competitive differentiation and efficient...
Provided by Ericsson
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White Papers
Synchronization In Packet-Based Networks: Challenges And Solutions
January 1, 2009, 12:00am PST
A range of technologies can be used to deliver synchronization solutions in next-generation packet networks. And there may be more than one solution in which a network employs multiple transport...
Provided by Ericsson
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White Papers
Unified Communications - Business Gets Personal And Dynamic
October 1, 2008, 12:00am PDT
Mobility and Unified Communications (UC) will change the way enterprises interact. User applications that support mobility, multimedia and global reach will enable the kind of UC never experienced...
Provided by Ericsson
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White Papers
Traffic Inspection For Visibility, Control And New Business Opportunities
February 1, 2008, 12:00am PST
Peer-to-peer applications can easily consume a disproportionate amount of bandwidth. Traffic control based on packet inspection and heuristic analysis is therefore indispensable. However, the...
Provided by Ericsson
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White Papers
Network Infrastructure for IPTV
October 9, 2007, 12:00am PDT
Millions of people around the world already subscribe to IPTV over broadband networks, and looking ahead, the anticipated uptake in subscribers is substantial. Two factors an operator should take...
Provided by Ericsson
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White Papers
HSPA, The Undisputed Choice For Mobile Broadband
February 10, 2009, 12:00am PST
The internet is a true global marketplace, where people can find the products and services they desire. It is also a global "Town square," where people can meet, chat and blog. It is a world-wide...
Provided by Ericsson
-
White Papers
Evolution of GSM Voice
July 1, 2010, 12:00am PDT
The rapid growth of the GSM subscriber base has led to aggressive network expansion, especially in emerging markets. Telecom operators need to increase the spectrum utilization of voice services...
Provided by Ericsson
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White Papers
Roaming in an Unbundled Fixed-Mobile Convergent World
December 6, 2007, 12:00am PST
Fixed-mobile convergence has been investigated in the European MUSE project from an unbundled fixed network perspective. The investigation has shown that the application of roaming in a highly...
Provided by Ericsson
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White Papers
Multimedia Messaging Service (MMS)
December 1, 2009, 12:00am PST
This paper is designed to give the reader a deeper insight of how to design applications for Multimedia Messaging Service (MMS). The Multimedia Messaging Service standard uses specifications from...
Provided by Sony Ericsson Mobile Communications
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White Papers
Wideband (5-6 GHz WLAN Band) Circularly Polarized Patch Antenna for Wireless Power Sensors
January 1, 2010, 12:00am PST
Wireless Local Area Network (WLAN) applications are proliferating very rapidly to replace short distance tethered communication links between devices, sensors, and computers. Such communication...
Provided by Sony Ericsson Mobile Communications
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White Papers
Service Composition in IMS Using Java EE SIP Servlet Containers
October 9, 2007, 12:00am PDT
The IP Multimedia Subsystem (IMS) gives operators, service providers and developers the ability to create new services using standard Session Initiation Protocol (SIP) routing. To further enhance...
Provided by Ericsson
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White Papers
Mobile TV Over 3G Networks - Service and Enablers Evolution
January 28, 2008, 12:00am PST
User interest in mobile TV services is growing thanks especially to the rapidly evolving multimedia capabilities of mobile terminals. Mobile operators are thus eyeing mobile TV services both as a...
Provided by Ericsson
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White Papers
Lead-Free Soldering of Telecommunication Network Infrastructure Products
September 22, 2009, 12:00am PDT
Ericsson has successfully transferred to lead-free solder for its high volume telecom network infrastructure products. By implementing measures for lead-free soldering in all stages of the product...
Provided by Ericsson
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White Papers
Adaptive Point-to-Multipoint Transmission for Multimedia Broadcast Multicast Services in LTE
July 13, 2009, 12:00am PDT
This paper investigates Point-To-Multipoint (PTM) transmission supporting Adaptive Modulation and Coding (AMC) as well as retransmissions based on incremental redundancy. In contrast to the...
Provided by Ericsson
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White Papers
FoRCES Protocol as a Solution for Interaction of Control and Forwarding Planes in Distributed Routers
November 26, 2009, 12:00am PST
As internet traffic grows in volumes and new services, like VoIP, Deep Packet Inspection or Intrusion Detection&Prevention emerge IP devices (e.g. routers, firewalls) should meet a number of...
Provided by Ericsson
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Whitepapers
Performance Model for Mapping Processing Tasks to OpenFlow Switch Resources
May 24, 2012, 12:00am PDT
In a recent effort to push forward the powerful concept of software defined networks, OpenFlow has gained a lot of popularity as a practical approach to split the data and the control planes by...
Provided by Ericsson Research
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Whitepapers
Meeting Mobile Broadband Expectations with Maximum Efficiency
February 1, 2012, 12:00am PST
Mobile broadband traffic is growing rapidly, driven by the increasing popularity of connected devices, such as smartphones and tablets. User expectations for mobile broadband are on the rise as...
Provided by Ericsson
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Whitepapers
Statistical Analysis of OFDMA Assignments
August 8, 2008, 12:00am PDT
In this paper, the authors investigate statistical properties of IP optimal subcarrier assignments in the down-link of an OFDMA cell. Essentially, they show that such subcarrier assignments do...
Provided by Ericsson
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Whitepapers
Realizing Packet-Optical Integration with SDN and OpenFlow 1.1 Extensions
February 29, 2012, 12:00am PST
In this paper, the authors discuss the benefits of applying Software Defined Networking (SDN) to circuit based transport networks. It first establishes the need for SDN in the context of transport...
Provided by Ericsson
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Whitepapers
Scalability Aspects of Centralized Control of MPLS Access/Aggregation Network
November 21, 2012, 12:00am PST
The authors apply the concept of centralized control to the MPLS access/aggregation network segment of service provider networks. They describe a numerical model to capture the scale and scope of...
Provided by Ericsson Research
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Whitepapers
Fast Failover for Control Traffic in Software-Defined Networks
November 21, 2012, 12:00am PST
The Software-Defined Network (SDN) design decouples forwarding and control planes, and runs the controlling functions on servers that might be in different physical locations from the forwarding...
Provided by Ericsson Research
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Whitepapers
Performance Analysis of Shortest Path Bridging Control Protocols
October 27, 2009, 12:00am PDT
Ethernet networks are evolving from the enterprise to the carrier thus facing new demands and requirements. Therefore, a set of new control approaches are being defined for Ethernet. Amongst...
Provided by Ericsson Research
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Whitepapers
Experimentally-Driven Research in Publish/Subscribe Information-Centric Inter-Networking
February 17, 2010, 12:00am PST
Testing and evaluating new architectural propositions is a challenge. Given the usual variety of technologies and scales involved in the necessary evaluation, a one-size-fits-all approach does...
Provided by Ericsson Research
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Whitepapers
Performance Analysis of Shortest Path Bridging Control Protocols
October 27, 2009, 12:00am PDT
Ethernet networks are evolving from the enterprise to the carrier thus facing new demands and requirements. Therefore, a set of new control approaches are being defined for Ethernet. Amongst...
Provided by Ericsson Research
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Whitepapers
Fast Failover for Control Traffic in Software-Defined Networks
November 21, 2012, 12:00am PST
The Software-Defined Network (SDN) design decouples forwarding and control planes, and runs the controlling functions on servers that might be in different physical locations from the forwarding...
Provided by Ericsson Research
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Whitepapers
Scalability Aspects of Centralized Control of MPLS Access/Aggregation Network
November 21, 2012, 12:00am PST
The authors apply the concept of centralized control to the MPLS access/aggregation network segment of service provider networks. They describe a numerical model to capture the scale and scope of...
Provided by Ericsson Research
-
Whitepapers
Realizing Packet-Optical Integration with SDN and OpenFlow 1.1 Extensions
February 29, 2012, 12:00am PST
In this paper, the authors discuss the benefits of applying Software Defined Networking (SDN) to circuit based transport networks. It first establishes the need for SDN in the context of transport...
Provided by Ericsson
-
Whitepapers
Statistical Analysis of OFDMA Assignments
August 8, 2008, 12:00am PDT
In this paper, the authors investigate statistical properties of IP optimal subcarrier assignments in the down-link of an OFDMA cell. Essentially, they show that such subcarrier assignments do...
Provided by Ericsson
-
Whitepapers
Meeting Mobile Broadband Expectations with Maximum Efficiency
February 1, 2012, 12:00am PST
Mobile broadband traffic is growing rapidly, driven by the increasing popularity of connected devices, such as smartphones and tablets. User expectations for mobile broadband are on the rise as...
Provided by Ericsson
-
Whitepapers
Performance Model for Mapping Processing Tasks to OpenFlow Switch Resources
May 24, 2012, 12:00am PDT
In a recent effort to push forward the powerful concept of software defined networks, OpenFlow has gained a lot of popularity as a practical approach to split the data and the control planes by...
Provided by Ericsson Research
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Software
Volvo Ocean Race 2008-2009 1.1 (iOS)
December 22, 2008, 12:00am PST
Never Leave The Race. The Volvo Ocean Race mobile experience brings you closer to the 2008-09 race which started in Alicante, Spain October 4th, will go around the world and finish in St...
Provided by Ericsson
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Software
PUMA Ocean Racing Team 1.2 (iOS)
June 15, 2009, 12:00am PDT
Rock the boat with PUMA. This mobile experience brings you closer to the PUMA Ocean Racing team competing in the Volvo Ocean Race as they compete to win the trophy and surprise a few people along...
Provided by Ericsson
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White Papers
Cooperation Between Base Stations in Uplink for Future Cellular Networks
March 26, 2009, 12:00am PDT
Nowadays cellular systems operate with frequency reuse one, where adjacent cells use the same frequency band. User Equipments (UEs) located at cell edge are most affected by the resulting...
Provided by Ericsson Research
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White Papers
Distributed Uplink Signal Processing of Cooperating Base Stations Based on IQ Sample Exchange
February 25, 2009, 12:00am PST
Cellular systems in general suffer from co-channel interference, when simultaneous transmissions in other cells use the same physical resources. In order to mitigate such co-channel interference...
Provided by Ericsson Research
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White Papers
Distributed Uplink Macro Diversity for Cooperating Base Stations
February 27, 2009, 12:00am PST
Nowadays cellular systems operate with frequency reuse one, where adjacent cells use the same frequency band. Use Equipments (UEs) located at cell edge are mostly affected by the resulting...
Provided by Ericsson Research
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White Papers
Lightweight and Effective Detection Scheme for Node Clone Attack in Wireless Sensor Networks
April 22, 2011, 12:00am PDT
Legitimate sensor nodes may be captured by an adversary to extract important security information regarding shared secrets, cryptographic keys and so on. The adversary can easily launch node clone...
Provided by Ericsson
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White Papers
Optimizing IGP Link Costs for Improving IP-level Resilience
November 24, 2011, 12:00am PST
Recently, major vendors have introduced new router platforms to the market that support fast IP-level failure protection out of the box. The implementations are based on the IP Fast ReRoute-Loop...
Provided by Ericsson
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White Papers
Adaptive Pilot Allocation in Downlink OFDM
March 21, 2009, 12:00am PDT
In the downlink of an Orthogonal Frequency Division Multiplexing (OFDM) system, pilot symbols are transmitted across the time-frequency plane for the receiving device to estimate the channel's...
Provided by Ericsson
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White Papers
Multi-Antenna Processing in the WINNER Air Interface
January 30, 2008, 12:00am PST
This paper summarizes work on multi-antenna processing that has been carried out in the European research project WINNER (Wireless World Initiative New Radio). An overview of the WINNER...
Provided by Ericsson
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White Papers
Impact of Transmit Array Geometry on Downlink System-Level Performance of MIMO Systems
June 6, 2008, 12:00am PDT
For a cellular system with a fixed number of transmit antennas at each base station, the authors investigate how the system-level performance varies as a function of the geometry of the transmit...
Provided by Ericsson
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White Papers
Wireless Network Coding in Multi-Cell Networks: Analysis and Performance
October 16, 2008, 12:00am PDT
Network coding has recently attracted a lot of interest from the research community, mainly due to its simplicity of application and the large number of applications it can be suited for. Research...
Provided by Ericsson
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White Papers
Cost Comparison Between SISO and MIMO Deployments in Future Wide Area Cellular Networks
January 22, 2009, 12:00am PST
Future cellular networks are expected to provide significantly higher capacity than today's systems. To support this higher capacity a denser deployment might be necessary. An alternative way is...
Provided by Ericsson
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White Papers
Radio Innovation Areas for IMT-Advanced & Beyond: WINNER+ System Concept
November 26, 2009, 12:00am PST
The WINNER project phases I and II contributed to the development, integration and assessment of new mobile networks techniques from 2004 to 2007. The WINNER+ project continues this...
Provided by Ericsson
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White Papers
Refined Radio Innovation Areas for IMT-Advanced Within the WINNER+ Project
March 21, 2011, 12:00am PDT
This paper summarizes the latest candidate techniques for IMT-Advanced and beyond investigated in the WINNER+ project. The presented techniques cover five innovation areas: Advanced Antenna...
Provided by Ericsson
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White Papers
A Short Feasibility Study of a Cognitive Tv Black Space System
July 4, 2011, 12:00am PDT
This paper evaluates the feasibility of overlaying a secondary system on a Digital TV (DTV) system. The authors denote this type of approach TV black space (in contrast to TV white space). In this...
Provided by Ericsson
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White Papers
Performance Evaluation of Wireless IPsec VPN
June 1, 2009, 12:00am PDT
When the wireless communications is coming to the offices and the homes, security has always been a significant issue. Today there is continuously growing markets for the wireless LANs, but there...
Provided by Ericsson
-
White Papers
FoRCES Protocol as a Solution for Interaction of Control and Forwarding Planes in Distributed Routers
November 26, 2009, 12:00am PST
As internet traffic grows in volumes and new services, like VoIP, Deep Packet Inspection or Intrusion Detection&Prevention emerge IP devices (e.g. routers, firewalls) should meet a number of...
Provided by Ericsson
-
White Papers
Adaptive Point-to-Multipoint Transmission for Multimedia Broadcast Multicast Services in LTE
July 13, 2009, 12:00am PDT
This paper investigates Point-To-Multipoint (PTM) transmission supporting Adaptive Modulation and Coding (AMC) as well as retransmissions based on incremental redundancy. In contrast to the...
Provided by Ericsson
-
White Papers
Lead-Free Soldering of Telecommunication Network Infrastructure Products
September 22, 2009, 12:00am PDT
Ericsson has successfully transferred to lead-free solder for its high volume telecom network infrastructure products. By implementing measures for lead-free soldering in all stages of the product...
Provided by Ericsson
-
White Papers
Mobile TV Over 3G Networks - Service and Enablers Evolution
January 28, 2008, 12:00am PST
User interest in mobile TV services is growing thanks especially to the rapidly evolving multimedia capabilities of mobile terminals. Mobile operators are thus eyeing mobile TV services both as a...
Provided by Ericsson
-
White Papers
Service Composition in IMS Using Java EE SIP Servlet Containers
October 9, 2007, 12:00am PDT
The IP Multimedia Subsystem (IMS) gives operators, service providers and developers the ability to create new services using standard Session Initiation Protocol (SIP) routing. To further enhance...
Provided by Ericsson
-
White Papers
Wideband (5-6 GHz WLAN Band) Circularly Polarized Patch Antenna for Wireless Power Sensors
January 1, 2010, 12:00am PST
Wireless Local Area Network (WLAN) applications are proliferating very rapidly to replace short distance tethered communication links between devices, sensors, and computers. Such communication...
Provided by Sony Ericsson Mobile Communications
-
White Papers
Multimedia Messaging Service (MMS)
December 1, 2009, 12:00am PST
This paper is designed to give the reader a deeper insight of how to design applications for Multimedia Messaging Service (MMS). The Multimedia Messaging Service standard uses specifications from...
Provided by Sony Ericsson Mobile Communications
-
White Papers
Roaming in an Unbundled Fixed-Mobile Convergent World
December 6, 2007, 12:00am PST
Fixed-mobile convergence has been investigated in the European MUSE project from an unbundled fixed network perspective. The investigation has shown that the application of roaming in a highly...
Provided by Ericsson
-
White Papers
Evolution of GSM Voice
July 1, 2010, 12:00am PDT
The rapid growth of the GSM subscriber base has led to aggressive network expansion, especially in emerging markets. Telecom operators need to increase the spectrum utilization of voice services...
Provided by Ericsson
-
White Papers
HSPA, The Undisputed Choice For Mobile Broadband
February 10, 2009, 12:00am PST
The internet is a true global marketplace, where people can find the products and services they desire. It is also a global "Town square," where people can meet, chat and blog. It is a world-wide...
Provided by Ericsson
-
White Papers
Network Infrastructure for IPTV
October 9, 2007, 12:00am PDT
Millions of people around the world already subscribe to IPTV over broadband networks, and looking ahead, the anticipated uptake in subscribers is substantial. Two factors an operator should take...
Provided by Ericsson
-
White Papers
Traffic Inspection For Visibility, Control And New Business Opportunities
February 1, 2008, 12:00am PST
Peer-to-peer applications can easily consume a disproportionate amount of bandwidth. Traffic control based on packet inspection and heuristic analysis is therefore indispensable. However, the...
Provided by Ericsson
-
White Papers
Unified Communications - Business Gets Personal And Dynamic
October 1, 2008, 12:00am PDT
Mobility and Unified Communications (UC) will change the way enterprises interact. User applications that support mobility, multimedia and global reach will enable the kind of UC never experienced...
Provided by Ericsson
-
White Papers
Synchronization In Packet-Based Networks: Challenges And Solutions
January 1, 2009, 12:00am PST
A range of technologies can be used to deliver synchronization solutions in next-generation packet networks. And there may be more than one solution in which a network employs multiple transport...
Provided by Ericsson
-
White Papers
Transforming Telecom Management
January 1, 2009, 12:00am PST
By taking a holistic view of systems, processes and organization, operators can transform their telecom management into an integrated business tool for competitive differentiation and efficient...
Provided by Ericsson
-
White Papers
Power Supplies Go Digital
February 1, 2009, 12:00am PST
The concept of "Digital power" has received significant attention and promotion in the past few years, from both semiconductor suppliers and power supply manufacturers. There is a need to explain...
Provided by Ericsson
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