CS 221 IT 221 Lecture 10

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CS 221/ IT 221Lecture 10

• I/O
• User Interface Devices
• Dr. Jim Holten

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Overview

• User Interaction History
• Recent Directions
• High End Directions
• The Future

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User Interaction History

• Switches and lights front panels
• Teletypes and cards
• Vector graphics CRTs and plotters
• Pixel arrays CRTs, TVs, and printers
• Fonts and other images
• Voices, game controllers, and touch screens
• Heads-up displays

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Recent Directions

• Mice and keyboard upgrades
• LCD screens, projectors, and projector arrays
• Laptops and wireless
• GUIs and web pages
• Useable voice recognition
• Haptics devices
• Biometrics devices
• Synthesized sounds

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Future Directions

• Sign language
• Reading facial expressions
• Reading body language
• Automatic spoken language translation
• Tactile imaging arrays
• Direct neural control brain interfaces