1. For more info, please visit us at www.singaren.net.sg

2. For more information, please visit http://vlab.ee.nus.edu.sg/vlab Development of Web-Based 3D Oscilloscope Experimentation Ko Chi Chung, Ben M. Chen, Cheng Chang Dong, Xiang Xu Department of Electrical and Computer Engineering National University of Singapore Singapore 117576 Email: elekocc@nus.edu.sg URL: http://vlab.ee.nus.edu.sg/vlab/vr-osci V irtual R eality I nterface for W eb- B ased R emote E xperimentation

3. For more information, please visit http://vlab.ee.nus.edu.sg/vlab 1. Objectives 2. Features 3. Hardware Infrastructure 4. Software Architecture and Tools 5. Interface of the oscilloscope experiment V irtual R eality I nterface for W eb- B ased R emote E xperimentation 7. User feedbacks 6. Key Techniques in this project

4. For more information, please visit http://vlab.ee.nus.edu.sg/vlab Objectives Perform a 3D-based experiment any time anywhere through the Internet Perform an actual experiment physically over Internet Share some expensive instruments Have a more natural hands-on experience of using these instruments V irtual R eality I nterface for W eb- B ased R emote E xperimentation

5. For more information, please visit http://vlab.ee.nus.edu.sg/vlab Features Use a browser with Java and Java 3D runtime, such as Microsoft Internet Explorer or Netscape Communicator Adopt some relevant real instruments in the laboratory instead of simulating the experimental result on the client computer Give a more realistic feel of the instrument in manipulating 3D control buttons and knobs of the instrument V irtual R eality I nterface for W eb- B ased R emote E xperimentation

6. For more information, please visit http://vlab.ee.nus.edu.sg/vlab Hardware Infrastructure V irtual R eality I nterface for W eb- B ased R emote E xperimentation

7. For more information, please visit http://vlab.ee.nus.edu.sg/vlab Software Architecture and Tools V irtual R eality I nterface for W eb- B ased R emote E xperimentation

8. For more information, please visit http://vlab.ee.nus.edu.sg/vlab To obtain much more realistic feel in conducting the oscilloscope experiment V irtual R eality I nterface for W eb- B ased R emote E xperimentation 3-Dimensional Oscilloscope Virtual Instruments

9. For more information, please visit http://vlab.ee.nus.edu.sg/vlab To walk around the whole virtual laboratory while conducting experiment V irtual R eality I nterface for W eb- B ased R emote E xperimentation 3-Dimensional Virtual Scene

10. For more information, please visit http://vlab.ee.nus.edu.sg/vlab Key Techniques in this project V irtual R eality I nterface for W eb- B ased R emote E xperimentation Design Components Design picking behavior Design outdoor scene Design navigating behavior

11. For more information, please visit http://vlab.ee.nus.edu.sg/vlab V irtual R eality I nterface for W eb- B ased R emote E xperimentation Design Components Static components, including case, screen, label, wall, window, etc. Control components, including button, knob, slider, and connector.

12. For more information, please visit http://vlab.ee.nus.edu.sg/vlab Design Navigating Behavior V irtual R eality I nterface for W eb- B ased R emote E xperimentation To view the instruments and experiment from different angles.

13. For more information, please visit http://vlab.ee.nus.edu.sg/vlab Design Picking Behavior V irtual R eality I nterface for W eb- B ased R emote E xperimentation To manipulate the individual control component on virtual instruments.

14. For more information, please visit http://vlab.ee.nus.edu.sg/vlab Design Outdoor Scene V irtual R eality I nterface for W eb- B ased R emote E xperimentation To simulate a outdoor scene, including the live seawave and airplane.

15. For more information, please visit http://vlab.ee.nus.edu.sg/vlab User Feedbacks V irtual R eality I nterface for W eb- B ased R emote E xperimentation Interface Ease of use

16. For more information, please visit http://vlab.ee.nus.edu.sg/vlab User Feedbacks (cont) V irtual R eality I nterface for W eb- B ased R emote E xperimentation Usefulness Overall

17. For more information, please visit http://vlab.ee.nus.edu.sg/vlab Thank you! V irtual R eality I nterface for W eb- B ased R emote E xperimentation