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Inclusive Design of Smart Card Systems

Inclusive Design of Smart Card Systems. John Gill 30 th September 2009. People with Special Needs in the UK. Children (<16 years) 20% Older people (>65 years) 16% Disabled (wrt ICT) 10% Primary language not English 5% Left-handed 10%

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Inclusive Design of Smart Card Systems

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  1. Inclusive Design of Smart Card Systems John Gill 30th September 2009

  2. People with Special Needs in the UK • Children (<16 years) 20% • Older people (>65 years) 16% • Disabled (wrt ICT) 10% • Primary language not English 5% • Left-handed 10% • Warning: Treat these figures solely as • indicative of the order of magnitude.

  3. Measuring Prevalence • Medical • under reporting • poor indicator of numbers with problems • Functional • numbers vary depending on definition • Fund raising

  4. Users with Problems Using ICT • 0.4% Wheelchair users • 5% Cannot walk without • an aid • 2.8% Reduced strength • 1.4% Reduced co-ordination • 0.25% Speech impaired • 0.6% Language impaired

  5. Users with Problems Using ICT • 1% Dyslexic • 3% Intellectually impaired • 0.1% Deaf • 6% Hard of hearing • 0.4% Blind • 1.5% Low vision

  6. Multiple Impairments • More than half of people with a disability have a significant additional impairment • Increasing numbers - mainly older people • Not homogeneous population

  7. The Effects of Ageing • In a 60 year old, one third light reaches retina compared with when they were 20 • Decline in visual accommodation • Reduction in contrast sensitivity • Slower in adapting to changes in illumination • Multi-tasking less easy

  8. Visual Presentation • Use a solid colour background • Good contrast • Avoid italics and underlining • NOT ALL CAPITAL LETTERS • Use a suitable typeface

  9. Choice of Fonts • Charles III Ill Illegible 6 9

  10. Choice of Fonts • Charles III Ill Illegible 6 9 • Charles III Ill Illegible 6 9

  11. Choice of Fonts • Charles III Ill Illegible 6 9 • Charles III Ill Illegible 6 9 • smi1@aol.com

  12. Choice of Fonts • Charles III Ill Illegible 6 9 • Charles III Ill Illegible 6 9 • smi1@aol.com • smi1@aol.com

  13. Keypads

  14. Notch for Card Orientation

  15. User Interface Preferences • Button or menu • Stored in a central database • Stored on the user’s card(EN 1332-4)

  16. User Interface Preferences • Input requirements (eg voice input) • Pointer • Display (eg font, icons, scrolling) • Language • Audio output (eg volume, headset) • Time outs • Complexity level • Captions (eg veiling) • Audio description • Clean audio

  17. SNAPI • Developing software for a range of applications • Running pilot schemes • Evaluating with users with a wide range of abilities • www.snapi.org.uk

  18. Good design for people with disabilities is frequently good design for everyone.

  19. Dr John Gill OBE, FIET John Gill Technology Ltd The Grange, 85 High Street, Iver, Bucks SL0 9PN Tel 07590 982 732 johngill@btconnect.com www.johngilltech.com

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