A Multi-Functional Computer System For The Physically Handicappe d H . Hoffmann Institute for Communication Engineerin g Federal Armed Forces University Munic h Werner-Heisenberg-Weg 39 W-8014 Neubiberg Germany Phone : +49-89-6004363 0 Fax: +49-89-60387 3 Introduction Especially physically handicapped persons can profit from computer technology . In recent years quite a number of computer systems and programs for physically handicapped persons have been developed . These programs range from special text editors with correspondin g input aid and environmental control systems to more or less complexe learning programs o r therapeutical systems . The experiences made have shown that the requirements of physicall y handicapped persons using computer systems can hardly be fulfilled, because the phenomena that is sumed up in the name "physically handicapped" is very complexe and from th e technical point of view can't be standardized . Moreover physically handicaps are ofte n combined with other handicaps such as speech disorders, learning or perception imperfections . For this reason either many products can only be used by a limited numbe r of persons with specific problems or adaptions become necessary. These, however, will increase the price of the systems even more which is already very
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