1
Harald Fuchs, Wolfgang Theilmann, Christian Merz, Wolfgang Gerteis, Michael Altenhofen: Mapping of a content request for a cache server. SAP, Schwegman Lundberg & Woessner P A, December 29, 2009: US07640296 (84 worldwide citation)

An embodiment includes a method that includes receiving, into a cache server, from a client, a request for content from a content server. The request for content includes one or more fields. The method also includes mapping the request for content into a new request for content that is without the o ...


2
Wolfgang Theilmann, Michael Altenhofen, Wolfgang Gerteis, Torsten Leidig: Structural elements for a collaborative e-learning system. SAP Aktiengesellschaft, Fish & Richardson P C, December 13, 2005: US06975833 (30 worldwide citation)

A learning system, method, and data structure provides collaborative activities between learners. The system includes an interface to receive a learning strategy selected by a learner. A content management system stores one or more structural elements associated with a course. A learning management ...


3
Andreas Krebs, Wolfgang Gerteis, Michael Altenhofen: Navigating e-learning course materials. SAP Aktiengesellschaft, Fish & Richardson P C, December 7, 2004: US06827578 (30 worldwide citation)

A learning system, method, and software generate a navigation path through a course based on a learning strategy. The course may be navigated by receiving graphs corresponding to the course, applying the learning strategy to the graphs, and generating a navigation path through the course for the lea ...


4
Michael Altenhofen, Andreas S Krebs: Offline e-learning system. SAP Aktiengesellschaft, Fish & Richardson P C, June 26, 2007: US07237189 (21 worldwide citation)

A learning system maintains an account of a student's information, courses, skills, and qualifications. The student may take courses offered by the learning system online or offline. To take a course offline course information is downloaded to an offline player at the student's location; however, th ...


5
Andreas S Krebs, Michael Altenhofen, Joachim Schaper, Wolfgang Gerteis, Torsten Leidig: E-learning course editor. SAP, Fish & Richardson P C, April 18, 2006: US07029280 (20 worldwide citation)

A course editor includes an input to accept author commands. An interface processes and displays the author commands to facilitate the creation of a course. The interface may include a workspace to display and assemble the structural elements into the course. The workspace may include a menu of stru ...


6
Michael Altenhofen, Wolfgang Theilmann, Andreas S Krebs: Offline e-courses. SAP, Fish & Richardson P C, December 26, 2006: US07153137 (18 worldwide citation)

A repository manager and copy editor may be used to create an offline course, which allow learners to process course material locally on their computer without the need to connect to the e-learning system. A generic packaging list is created when the course is offered offline. A specific packaging l ...


7
Andreas Krebs, Joachim Schaper, Wolfgang Gerteis, Michael Altenhofen, Torsten Leidig, Norbert Meder: E-learning course structure. SAP, Fish & Richardson P C, March 21, 2006: US07014467 (11 worldwide citation)

An e-learning course may include a number of structural elements that are aggregated into one or more levels. Each higher level may refer to any instance of a lower level. The structural elements include a course, a sub-course, a learning unit, or a knowledge item. The structural elements may includ ...


8
Martin Wessner, Wolfgang Theilmann, Michael Altenhofen, Wolfgang Gerteis, Torsten Leidig: Instructional architecture for collaborative e-learning. Sap Aktiengesellschaft, Fish & Richardson P C, May 6, 2008: US07369808 (4 worldwide citation)

A learning system, method, and data structure provides collaborative activities between learners. The system includes an interface to receive a learning strategy selected by a learner. A content management system stores content and one or more collaboration elements associated with a course. A learn ...


9
Michael Altenhofen, Thomas Hettel: Method and system for expression evaluation. SAP, Schwegman Lundberg & Woessner P A, September 1, 2009: US07584163 (2 worldwide citation)

A method to analyze impact of changes to a model includes accessing a proposed change to a model. An expression that is relevant to the proposed change is accessed. An instances set associated the expression is obtained. The instance set is evaluated to determine an impact of the proposed change to ...


10
Wolfgang Theilmann, Michael Altenhofen, Wolfgang Gerteis, Torsten Leidig: Structural elements for a collaborative e-learning system. Fish & Richardson PC, September 18, 2003: US20030175676-A1 (1 worldwide citation)

A learning system, method, and data structure provides collaborative activities between learners. The system includes an interface to receive a learning strategy selected by a learner. A content management system stores one or more structural elements associated with a course. A learning management ...



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