Ulrich Birkel

According to our database, Ulrich Birkel authored at least 8 papers between 2009 and 2022.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2022

The Narrowband Bundling Protocol.

Andreas Philipp Matz, Jose-Ángel Fernández-Prieto, Joaquín Cañada Bago, Ulrich Birkel

IEEE Wirel. Commun. Lett., 2022

2020

A Systematic Analysis of Narrowband IoT Quality of Service.

Andreas Philipp Matz, Jose-Ángel Fernández-Prieto, Joaquín Cañada Bago, Ulrich Birkel

Sensors, 2020

2012

Radiating cable for indoor localization using UMTS.

Ulrich Birkel, Mark Weber, Ralf Collmann

Proceedings of the 2012 Ubiquitous Positioning, 2012

Indoor localization with UMTS compared to WLAN.

Ulrich Birkel, Mark Weber

Proceedings of the 2012 International Conference on Indoor Positioning and Indoor Navigation, 2012

2011

First results of a leaky coaxial cable prototype for indoor positioning.

Julia Engelbrecht, Ralf Collmann, Ulrich Birkel, Mark Weber

Proceedings of the 2011 Wireless Telecommunications Symposium, 2011

Advantage of Non-Periodic Leaky Coaxial Cable Structures for Indoor Positioning.

Julia Engelbrecht, Ralf Collmann, Ulrich Birkel, Mark Weber

Proceedings of the 74th IEEE Vehicular Technology Conference, 2011

2010

Comparison of various methods for indoor RF fingerprinting using leaky feeder cable.

Mark Weber, Ulrich Birkel, Ralf Collmann, Julia Engelbrecht

Proceedings of the 7th Workshop on Positioning Navigation and Communication, 2010

2009

Indoor RF Fingerprinting using leaky feeder cable considering environmental changes.

Mark Weber, Ulrich Birkel, Ralf Collmann

Proceedings of the 6th International Conference on Mobile Technology, 2009