Institut für Telekommunikationssysteme
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156 Submissions in this community.

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Web content delivery, monetization, and search

Pujol Gil, Enric (2017)

The World Wide Web has become the most used information system worldwide. It has fueled an unprecedented commercialization of the Internet by turning this network system designed for academic data ...

Towards energy aware wireless network operation

Pollakis, Emmanuel (2017)

Todays cellular communication networks have come a long way from voice only capabilities to wireless networks that serve millions of users and machine type devices with high data rates and low late...

Security by similarity: information-theoretic secrecy and decentralized detection algorithms for wireless networks

Mohammadi, Jafar (2017)

The broadcasting attribute of the wireless communication channel poses severe security vulnerabilities since any adversary node in the range of reception is able to listen as well as to disrupt the...

Energy savings in 5G automotive nomadic relaying networks

Ren, Zhe (2017)

The requirements of ubiquitous connectivity of high speed data access create fundamental challenges for the design of future wireless communication systems and modern vehicle telematic systems. Aga...

Call Graph Generated by Simulation-Based Tracing and Profiling

Busse, Anselm; Karnapke, Reinhardt; Parzyjegla, Helge (2017)

Quality of experience of multiparty conferencing and telemeeting systems

Skowronek, Janto (2017)

Die vorliegende Dissertation behandelt die Qualitätswahrnehmung von Telemeetingsystemen, d.h. audiovisuellen Telekonferenzsystemen, bei denen mehr als zwei Gesprächspartner miteinander verbunden si...

Understanding benefits of different vantage points in today’s Internet

Böttger, Jan (2017)

Measuring the Internet is indispensable to a better understanding of its current state and trends, but obtaining measurements is difficult both qualitatively and quantitatively. The challenges of “...

Programming and managing swarms of mobile robots

Graff, Daniel (2017)

Numerous heterogeneous devices-including stationary as well as mobile devices-exist that are equipped with a variety of sensors and actuators. This enables new kinds of applications, e.g., applicat...

Statistical learning, anomaly detection, and optimization in self-organizing networks

Liao, Qi (2016)

Self-organizing network, considered as a starting point toward self-aware cognitive network, is an automation technology designed for automated configuring, monitoring, troubleshooting and optimiz...

A dynamic and component-based process scheduler framework for heterogeneous many-core systems

Busse, Anselm (2016)

Since the first decade of the 21st century, improvements in computer performance are no longer achieved through increasing clock rates but parallelization and specialization. As a result, heterogen...

Channel investigation of outdoor millimeter-wave access links

Weiler, Richard Jürgen (2016)

This thesis presents measurements, characterizations and modeling approaches of the outdoor millimeter-wave access channel. More specifically, in this thesis I address an overlay concept for millim...

Appendices for: Improper Signaling in Two-Path Relay Channels

Gaafar, Mohamed; Amin, Osama; Schaefer, Rafael. F; Alouini, Mohamed-Slim (2016)

This document contains the appendices for our work which is submitted to 2017 IEEE International Conference on Communications (ICC) Workshop on Full-Duplex Communications for Future Wireless Networ...

A software fault-tolerance mechanism for mixed-critical real-time applications on consumer-grade many-core processors

Munk, Peter (2016)

The number of cores per processor continues to increase due to higher integration rates and smaller feature sizes. This development of many-core processors leads to a higher susceptibility to soft ...

Adaptation algorithms for HTTP-based video streaming

Miller, Konstantin (2016)

Ever since the invention of the cinematography, there has been a growing demand for high-quality video content. Recently, the broad availability of high-speed wireless Internet access, complemented...

Wideband propagation channel in vehicular communication scenarios

Mahler, Kim (2016)

Future vehicles will be equipped with increasing computational capabilities and various vehicular sensors, enabling intelligent vehicles to perceive their surroundings in a better way. Vehicle-to-v...

Low complexity embedded fingerprint verification and identification system

Sun, Wei (2016)

A qualified fingerprint verification and identification system should resolve most of the problems of fingerprint image enhancement and fingerprint matching. In practice, the fingerprint images are...

Realizing software-defined wireless networks

Schulz-Zander, Julius (2016)

Fueled by the increasing popularity of wireless enabled mobile end-devices and the advent of the Internet-of-Things networks, the demand for wireless access technology is growing rapidly. Today, ma...

On predictable performance for distributed systems

Suresh Puthalath, Lalith (2016)

Today, we increasingly rely on a plethora of interactive online services for social networking, e-commerce, video and audio streaming, email, and web search. These services need to deal with billio...

CloudNet embeddings

Fürst, Carlo (2016)

In multi-tenant cloud computing environments, such as Amazon EC2 or Microsoft Azure, the absence of strict network performance guarantees leads to unpredictable job execution times. To address this...

Rendering-optimized compression of depth signals for 3D video

Merkle, Philipp (2016)

The topic of this thesis originates from the fields of 3D video and video compression. It is particularly related to multiview video plus depth (MVD) as a 3D video representation that comprises bot...