Josef Schäffer

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An INFORMATION ON DEMAND (IOD) Teleservice developed at the German National Research Center for Information Technology (GMD) provides remote access to multimedia information consisting of audio, video, and text. It uses a bidirectional narrowband message link between the end user and the service provider, and a unidirectional broadband data link from the(More)
The current state-of-the-art in computer games is to manually script individual game objects to provide desired interactions for each game adventure. Our research has shown that a small set of parameterized patterns (commonly occurring scenarios) characterize most of the interactions used in game adventures. They can be used to specify and even generate the(More)
Educational games have long been used in the classroom to add an immersive aspect to the curriculum. While the technology has a cadre of strong advocates, formal reviews have yielded mixed results. Two widely reported problems with educational games are poor production quality and monotonous game-play. On the other hand, commercial noneducational games(More)
The 22FDX platform offered by GLOBALFOUNDRIES consists of a family of differentiated products architected to enable applications across a variety of market segments such as RF & Analog, Ultra-low Power (ULP), and Ultra-low Leakage (ULL). In order to ensure the successful development of these new products, as well as to meet the time-to-market(More)
A shortcoming of design patterns is that they are only applicable at the design phase, offering no support during the implementation phase of program development. Part of the problem is that a pattern must be adapted to the problem, a characteristic that cannot be captured by a single reusable implementation. To solve this problem, this paper develops a(More)
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