| Patent Number |
Title Of Patent |
Date Issued |
| 7584163 |
Method and system for expression evaluation |
September 1, 2009 |
| 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 pro |
| 7369808 |
Instructional architecture for collaborative e-learning |
May 6, 2008 |
| 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 |
| 7237189 |
Offline e-learning system |
June 26, 2007 |
| 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; |
| 7153137 |
Offline e-courses |
December 26, 2006 |
| 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 |
| 7029280 |
E-learning course editor |
April 18, 2006 |
| 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 |
| 7014467 |
E-learning course structure |
March 21, 2006 |
| 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 element |
| 6975833 |
Structural elements for a collaborative e-learning system |
December 13, 2005 |
| 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 lear |
| 6827578 |
Navigating e-learning course materials |
December 7, 2004 |
| 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 co |
