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Text Entry Devices in Human Computer Interaction
- 1. Text Entry Devicesin HCI – User- Centric Perspective How text input methods enhance usability and accessibility in interaction design
- 2. Overview • • Importanceof text input in user interfaces • • Role of design in optimizing text entry • • Focus on usability and accessibility
- 3. User Needs inText Entry • • Speed and accuracy • • Minimal cognitive load • • Support for disabilities and diverse user groups
- 4. Touchscreen Keyboards • •Found in smartphones and tablets • • Haptic feedback and gesture support • • Usability challenges in small screens
- 5. Voice Input Systems •• Used for hands-free interaction • • Voice assistants (e.g., Siri, Alexa) • • Key issues: privacy, background noise
- 6. Handwriting Recognition • •Useful in stylus-based systems • • Supports natural input modes • • Challenges in recognition accuracy
- 7. Assistive Technologies • •Eye-tracking keyboards • • Switch-based entry systems • • Braille input devices
- 8. Cross-Platform Design • •Text entry across desktops, mobile, wearables • • Responsive design for consistent experience • • Context-aware input methods
- 9. Design Guidelines • •Provide visual feedback • • Minimize typing errors (autocorrect, suggestions) • • Consider language support and personalization
- 10. Case Studies • •Virtual keyboard designs in iOS vs Android • • Speech-to-text in Google Docs • • Adaptive input in accessibility tools
- 11. Conclusion • • Textinput design shapes user satisfaction • • Must prioritize accessibility and inclusivity • • Innovations continue with AI and user adaptation