Ralf Kreher

发表

UMTS Signaling: UMTS Interfaces, Protocols, Message Flows and Procedures Analyzed and Explained, Second Edition

Ralf Kreher, Torsten Rüdebusch, 2005 .

Short Introduction to Network Monitoring, Troubleshooting, and Network Optimization

Ralf Kreher, Torsten Rüdebusch, 2012 .

Standards, Protocols, and Functions

Ralf Kreher, Karsten Gaenger, 2010 .

Iu and Iur Signaling Procedures

Ralf Kreher, Torsten Rüdebusch, 2012 .

Call Establishment and Handover Procedures of PS Calls Using HSDPA

Ralf Kreher, 2006 .

Basics of Performance Measurement in UMTS Terrestrial Radio Access Network (UTRAN)

Ralf Kreher, 2006 .

Selected UMTS Key Performance Parameters

Ralf Kreher, 2006 .

E‐UTRAN/EPC Signaling

Ralf Kreher, Karsten Gaenger, 2010 .

Radio Interface Signaling Procedures

Ralf Kreher, Karsten Gaenger, 2010 .

UMTS Performance Measurement: A Practical Guide to KPIs for the UTRAN Environment

Ralf Kreher, 2006 .

LTE Signaling: Troubleshooting and Optimization

Ralf Kreher, Karsten Gaenger, 2010 .

TDD (TD‐SCDMA) Iub Signaling Procedures

Ralf Kreher, Torsten Rüdebusch, 2012 .

LTE Signaling, Troubleshooting and Performance Measurement: Kreher/LTE Signaling, Troubleshooting and Performance Measurement

Ralf Kreher, Karsten Gaenger, 2015 .

Verfahren und Ortungsvorrichtung zur Ortung mindestens eines Mobilfunkgerätes in einem Mobilfunknetz

Ralf Kreher, Jens Plogsties, Karsten Gänger, 2008 .

LTE Signaling, Troubleshooting, and Optimization: Kreher/LTE Signaling, Troubleshooting, and Optimization

Ralf Kreher, Karsten Gaenger, 2010 .

UMTS UTRAN Signaling Procedures

Ralf Kreher, Torsten Rüdebusch, 2012 .

Key Performance Indicators and Measurements for LTE Radio Network Optimization

Ralf Kreher, Karsten Gaenger, 2010 .

LTE Signaling: Troubleshooting and Performance Measurement

Ralf Kreher, Karsten Gaenger, 2016 .

Signaling Procedures in the 3G Core Network

Ralf Kreher, Torsten Rüdebusch, 2012 .