Don Campbell

Title: Don Campbell - Innovator in Data Visualization and Screen Rendering

Introduction

Don Campbell is a notable inventor based in Kanata, Canada. He has made significant contributions to the fields of data visualization and computer display technology. With a total of 2 patents, Campbell's work has had a lasting impact on how businesses visualize and interact with data.

Latest Patents

One of Campbell's latest patents is an "Interactive Business Data Visualization System." This innovative system allows users to visualize business data organized according to a dimensional model. It enables the combination of data from multiple sources and presents it in a graphical, multi-metric format. The visualizations are hierarchically structured, incorporating various elements such as charts, panels, scenes, and sheets. The system offers a wide range of two- and three-dimensional visualization elements, primarily predefined charts, which can be customized extensively. Users can select data sources and items to visualize, and the system generates candidate visualizations based on a scoring algorithm, allowing for an interactive and user-friendly experience.

Another significant patent is the "Method for Preemptive Screen Rendering." This method addresses the challenges of rendering screens on computer display devices that require frequent repainting. The application detects conditions necessitating repainting by monitoring messages from the operating system. It initiates repainting based on the information retrieved from the message queue, ensuring that users receive acceptable visual feedback during navigation operations, such as panning or zooming.

Career Highlights

Don Campbell is currently employed at Cognos, Inc., where he continues to innovate in the field of data visualization and computer graphics. His work has been instrumental in enhancing the user experience in data-driven applications.

Collaborations

Some of Campbell's notable coworkers include Stephan F Jou and Ian Ballantyne, who have collaborated with him on various projects at Cognos, Inc.

Conclusion

Don Campbell's contributions to data visualization and screen rendering have established him as a prominent figure in his field. His innovative patents reflect his commitment to improving how users interact with complex data.