@article{BrandmeierFacchiKucseraetal.2012, author = {Brandmeier, Thomas and Facchi, Christian and Kucsera, Anja and Lauerer, Christian and Overbeck, Georg}, title = {Richtungsweisende Forschungskonzepte an der Hochschule Ingolstadt}, volume = {2012}, journal = {Die Neue Hochschule}, number = {1}, publisher = {Hochschullehrerbund hlb}, address = {Bonn}, url = {https://www.hlb.de/fileadmin/hlb-global/downloads/dnh/full/2012/DNH_2012_1.pdf}, pages = {14 -- 17}, year = {2012}, language = {de} } @misc{BacherlerFacchiWindisch2010, author = {Bacherler, Christian and Facchi, Christian and Windisch, Hans-Michael}, title = {Enhancing Domain Modelling with Easy to Understand Business Rules}, series = {Arbeitsberichte - Working Papers (19)}, editor = {Der Pr{\"a}sident der Hochschule f{\"u}r angewandte Wissenschaften FH Ingolstadt,}, publisher = {Hochschule f{\"u}r angewandte Wissenschaften FH Ingolstadt}, publisher = {Technische Hochschule Ingolstadt}, address = {Ingolstadt}, issn = {1612-6483}, url = {http://nbn-resolving.de/urn:nbn:de:bvb:573-352}, pages = {35}, year = {2010}, abstract = {The model driven software development (MDSD) paradigm is gaining momentum in developing extensive business software applications. With MDSD it can be carried out a significant contribution towards the key factors of success which are exibility and adherence to delivery dates as well as efficient maintenance and adaptability. With AtomsPro that is introduced here we consequently integrate aspects of domain modelling and software architecture as well as clear and understandable means to enable domain experts to take an active role in the software development process. The challenging aim is to increase the overall ratio of code generated in the development process of enterprise applications by at the same time preserving abilities for efficient maintenance. Hence, we have chosen a fruitful cooperation with several involved project partners.}, language = {en} } @techreport{Facchi2014, author = {Facchi, Christian}, title = {E! 5516 ITERA - Integrative Test-Methodik f{\"u}r RFID Anwendungen}, subtitle = {Teilvorhaben: Test-Konzept f{\"u}r RFID Anwendungen ; Abschlussbericht zum Projekt}, publisher = {Technische Hochschule Ingolstadt}, address = {Ingolstadt}, pages = {III, 30}, year = {2014}, abstract = {RFID hat sich als Automatisierungstechnologie im Logistiksektor seit Jahren etabliert, um einerseits Qualit{\"a}t, Sicherheit und Transparenz von Prozessen zu verbessern und anderer-seits die M{\"o}glichkeit f{\"u}r Rationalisierung und Kostensenkung zu bieten. - Eine H{\"u}rde f{\"u}r KMUs sind aber die hohen Implementierungskosten. Rund 50\% der Kosten f{\"u}r Automatisierungssysteme, welche hier als Plattformtechnologie f{\"u}r RFID gesehen wird, entfallen auf die Software, Tendenz steigend. Außerdem entfallen wie-derum 60\% bis sogar 80\% im Bereich der hochverf{\"u}gbaren Softwaresysteme auf das Testen der Software. - Es existieren Methodiken zum Testen von Automatisierungs-, Mechatroniksystemen und zum Testen von reinen Softwareapplikationen. Eine spezielle Testmethodik allerdings, die die Hard- und Software-Spezifika von RFID-Systemen ber{\"u}cksichtigt, existiert nicht. Um den Unsicherheiten beim Testen von RFID-Anwendungen zu begegnen zielte das Forschungsvorhaben ITERA darauf ab, eine neue Methodik f{\"u}r das gezielte Testen derartiger Anwendungen zu entwickeln. Dabei wurde im Projektverbund zun{\"a}chst untersucht ob eine Integration von existierenden Techniken und Werkzeugen m{\"o}glich ist und schließlich mit der Entwicklung einer Methodik zur Anwendung von generischen und reproduzierbaren Testszenarios f{\"u}r RFID-Anwendungen begonnen. Die Aufgabe der Technischen Hochschule Ingolstadt bestand im Besonderen darin, die wissenschaftliche Grundlage zu schaffen und anhand dieser eine Me-thodik und ein Konzept zum Testen von RFID Anwendungen zu entwickeln. Die aus dem Gesamtprojekt resultierende Methodik kann grob, wie folgt skizziert werden: - Modultests f{\"u}r Softwarekomponenten, durchgef{\"u}hrt mit Hilfe von vorhandenen Frameworks wie JUnit oder NUnit. - Integrationstest (Bottom-Up) f{\"u}r die verwendeten RFID-Hardwarekomponenten. Dient der Sicherstellung, dass die Funktion der Komponenten und {\"U}bertragungswege (Luftschnittstelle) gegeben ist. - Hauptfokus sind Integrationstests (Top-Down), rein f{\"u}r Softwarekomponenten mithilfe der zuvor definierten, virtuellen RFID-Komponenten. Ziel der virtuellen Komponenten ist es, dem Entwickler der Anwendungssoftware ein Mittel an die Hand zu geben, mit dem er Testl{\"a}ufe ohne jegliche RFID-bezogene Hardware ausf{\"u}hren kann. - Systemtest der vollst{\"a}ndig aufgesetzten RFID-Systemumgebung. Aus der entwickelnden Methodik entstehen eine Reihe von Vorteilen, wie der fr{\"u}hen Fehler-erkennung, ein effizienterer Testvorgang, die M{\"o}glichkeit zur Anwendung agiler Entwick-lungsmethoden, parallelisieren von Testphasen und der Anwendung von bew{\"a}hrten Methoden der Leistungsanalyse und Leistungsverbesserung. Diese Aspekte schlagen sich positiv auf die Softwarequalit{\"a}t, Entwicklungszeit und somit auch auf die Entwicklungskosten nieder.}, language = {de} } @techreport{Facchi2013, author = {Facchi, Christian}, title = {Methodik zur zielgerichteten Optimierung von Software (PerfBoost)}, subtitle = {Abschlussbericht zum Projekt}, publisher = {Technische Hochschule Ingolstadt}, address = {Ingolstadt}, pages = {23}, year = {2013}, abstract = {Die Forschungsarbeit im Projekt „PerfBoost" soll die im Vorg{\"a}ngerprojekt „PerfOpt" initial entwickelten Methoden zur zielgerichteten Performance-Optimierung von Software auf die Einsatzgebiete „Verteilte Systeme und Virtualisierung" sowie „Eingebettete Systeme" erweitern. Dies soll dazu f{\"u}hren, dass das innovative Verfahren der „Dynamic Performance Stubs" bei einem Großteil der Software-Anwendungsgebiete angewandt werden kann. Dadurch soll erreicht werden, dass die Anzahl der Anwendungen mit Performanceproblemen drastisch gesenkt wird.}, language = {de} } @techreport{BroyFacchiGrosuetal.1991, author = {Broy, Manfred and Facchi, Christian and Grosu, Radu and Hettler, Rudi and Hussmann, Heinrich and Nazareth, Dieter and Regensburger, Franz and St{\o}len, Ketil}, title = {The Requirement and Design Specification Language SPECTRUM}, series = {TUM-Info. 9140}, subtitle = {An Informal Introduction : Version 0.3}, publisher = {Technische Universit{\"a}t M{\"u}nchen}, address = {M{\"u}nchen}, pages = {56}, year = {1991}, language = {de} } @techreport{BroyFacchiGrosuetal.1993, author = {Broy, Manfred and Facchi, Christian and Grosu, Radu and Hettler, Rudi and Hussmann, Heinrich and Nazareth, Dieter and Regensburger, Franz and Slotosch, Oscar and St{\o}len, Ketil}, title = {The Requirement and Design Specification Language SPECTRUM}, series = {TUM-Info. 9311}, subtitle = {An Informal Introduction : Version 1.0. Part I}, publisher = {Technische Universit{\"a}t M{\"u}nchen}, address = {M{\"u}nchen}, pages = {58}, year = {1993}, language = {en} } @techreport{Facchi1996, author = {Facchi, Christian}, title = {How to Improve the Service Specifications of the ISO/OSI Basic Reference Model}, series = {TUM-Info. 9615}, publisher = {Technische Universit{\"a}t M{\"u}nchen}, address = {M{\"u}nchen}, url = {https://mediatum.ub.tum.de/doc/1094464/1094464.pdf}, pages = {21}, year = {1996}, language = {en} } @article{FacchiOverbeckLohmeier2016, author = {Facchi, Christian and Overbeck, Georg and Lohmeier, Anne-Sophie}, title = {AWARE - strategische Partnerschaft mit Brasilien an der Technischen Hochschule Ingolstadt}, volume = {2016}, journal = {Die Neue Hochschule}, number = {6}, publisher = {Hochschullehrerbund hlb}, address = {Bonn}, url = {https://www.hlb.de/fileadmin/hlb-global/downloads/dnh/full/2016/DNH_2016-6.pdf}, pages = {166 -- 169}, year = {2016}, language = {de} } @article{OverbeckFacchi2020, author = {Overbeck, Georg and Facchi, Christian}, title = {Herausforderung strategische Netzwerke: Von Wunschdenken und Verstetigung}, volume = {2020}, journal = {Die Neue Hochschule}, number = {1}, publisher = {Hochschullehrerbund hlb}, address = {Bonn}, url = {https://www.hlb.de/fileadmin/hlb-global/downloads/dnh/full/2020/DNH_2020-1.pdf}, pages = {12 -- 15}, year = {2020}, language = {de} } @techreport{BroyFacchiGrosuetal.1993, author = {Broy, Manfred and Facchi, Christian and Grosu, Radu and Hettler, Rudi and Hussmann, Heinrich and Nazareth, Dieter and Regensburger, Franz and Slotosch, Oscar and St{\o}len, Ketil}, title = {The Requirement and Design Specification Language SPECTRUM}, series = {TUM-Info. 9312}, subtitle = {An Informal Introduction : Version 1.0. Part II}, publisher = {Technische Universit{\"a}t M{\"u}nchen}, address = {M{\"u}nchen}, pages = {96}, year = {1993}, language = {en} } @book{Facchi1995, author = {Facchi, Christian}, title = {Methodik zur formalen Spezifikation des ISO/OSI Schichtenmodells}, publisher = {Herbert Utz Verlag}, address = {M{\"u}nchen}, isbn = {3-931327-94-9}, pages = {172}, year = {1995}, language = {de} } @misc{TrappFacchi2007, author = {Trapp, Peter and Facchi, Christian}, title = {Performance improvement using dynamic performance stubs}, series = {Arbeitsberichte - Working Papers (14)}, editor = {Der Pr{\"a}sident der Fachhochschule Ingolstadt,}, publisher = {Fachhochschule Ingolstadt}, publisher = {Technische Hochschule Ingolstadt}, address = {Ingolstadt}, issn = {1612-6483}, url = {http://nbn-resolving.de/urn:nbn:de:bvb:573-292}, pages = {13}, year = {2007}, abstract = {Dynamic Performance Stubs support performance improvement. They can be used to identify "hidden" bottlenecks and also to provide better estimations of the gain from performance improvement. The idea behind these stubbing mechanism will be described, the core concept will be explained and a closer look on the possibility of creating stubs will be given. Furthermore an introduction on "How to use dynamic performance stubs" is also included.}, language = {en} } @misc{RoeglingerFacchi2009, author = {R{\"o}glinger, Sebastian and Facchi, Christian}, title = {How can Car2X-Communication improve road safety}, series = {Arbeitsberichte - Working Papers (15)}, subtitle = {a statistical based selection and discussion of feasible scenarios}, editor = {Der Pr{\"a}sident der Hochschule f{\"u}r angewandte Wissenschaften FH Ingolstadt,}, publisher = {Hochschule f{\"u}r angewandte Wissenschaften FH Ingolstadt}, publisher = {Technische Hochschule Ingolstadt}, address = {Ingolstadt}, issn = {1612-6483}, url = {http://nbn-resolving.de/urn:nbn:de:bvb:573-309}, pages = {10}, year = {2009}, abstract = {A lot of applications have been sketched in the area of Car2X-Communication. Safety aspects are often mentioned among others as a motivation for Car2X-Communication systems. We present a statistical based selection of feasible applications with the goal of increasing safety. Therefore the official statistical information of the year 2007 has been considered. Additionally we will present some consequences for the introduction of Car2X-Communication systems including infrastructure.}, language = {en} } @misc{TrappMeyerFacchi2011, author = {Trapp, Peter and Meyer, Markus and Facchi, Christian}, title = {How to Correctly Simulate Memory Allocation Behavior of Applications by Calibrating Main Memory Stubs}, series = {Arbeitsberichte - Working Papers (20)}, editor = {Der Pr{\"a}sident der Hochschule f{\"u}r angewandte Wissenschaften FH Ingolstadt,}, publisher = {Hochschule f{\"u}r angewandte Wissenschaften FH Ingolstadt}, publisher = {Technische Hochschule Ingolstadt}, address = {Ingolstadt}, issn = {1612-6483}, url = {http://nbn-resolving.de/urn:nbn:de:bvb:573-360}, pages = {23}, year = {2011}, abstract = {Dynamic performance stubs provide a framework to simulate the performance behavior of software modules and functions. Hence, they can be used as an extension to software performance engineering methodologies. The methodology of dynamic performance stubs targets to gain oriented performance improvement. Other applications include the identification of "hidden" bottlenecks and the prioritization of optimization alternatives. Main memory stubs have been developed to extend the simulation possibilities of the dynamic performance stubs framework. They are able to simulate the heap and stack behavior of software modules or functions. This paper extends and improves the simulation algorithm to be able to simulate constant stack values. Moreover, it presents calibration possibilities to improve the simulation results by determining the various overhead in the algorithm. The results are furthermore used to compensate inaccuracies in the simulation. Additionally, a proof of concept is given as validation of the results. This paper shows that, main memory stubs can be used to simulate the heap, stack and timing behavior exactly when considering the parameters determined by the calibration functions.}, language = {en} } @inproceedings{FacchiHaubnerHinkel1997, author = {Facchi, Christian and Haubner, Markus and Hinkel, Ursula}, title = {The SDL Specification of the Sliding Window Protocol Revisited}, booktitle = {SDL '97: Time for Testing: SDL, MSC and Trends}, editor = {Cavalli, Ana and Sarma, Amardeo}, publisher = {Elsevier}, address = {Amsterdam}, isbn = {978-0-444-82816-3}, doi = {https://doi.org/10.1016/B978-044482816-3/50034-4}, pages = {507 -- 519}, year = {1997}, language = {en} }