Rec. ITU-T Y.4204 (02/2019) - Accessibility requirements for the Internet of things applications and services
Summary
History
FOREWORD
Table of Contents
Introduction
1 Scope
2 References
3 Definitions
     3.1 Terms defined elsewhere
     3.2 Terms defined in this Recommendation
4 Abbreviations and acronyms
5 Conventions
6 ICT accessibility in IoT
7 The benefits of accessible IoT applications and services for persons with disabilities
8 Accessibility requirements for IoT applications and services
     8.1 Categories of IoT accessibility requirements
          8.1.1 IoT specific accessibility considerations for Category I
          8.1.2 IoT specific accessibility considerations for Category II
          8.1.3 IoT specific accessibility considerations for Category III
          8.1.4 IoT specific accessibility considerations for Category IV
          8.1.5 IoT specific accessibility considerations for Category V
     8.2 Category I: Ability to perceive all information and capabilities of an IoT application or service
          8.2.1 Alternative representation of information
          8.2.2 Accurate and timely delivery of accessibility features
          8.2.3 Consistency between multiple user interfaces
     8.3 Category II: Ability to understand the information presented by an IoT application or service
          8.3.1 Malfunction and recovery guidance
          8.3.2 Temporary disabilities
     8.4 Category III: Ability to perform the required operations of an IoT application or service
          8.4.1 User accessibility profile and service status recovery
          8.4.2 Installation and initialization of an IoT application or service, and/or an IoT device
     8.5 Category IV: Ability to use suitable assistive technology with an IoT application or service
          8.5.1 Compatibility with existing assistive technology
     8.6 Category V: Ability to satisfy user's specific needs
          8.6.1 Notification of malfunction and safety hazards
          8.6.2 Disaster preparedness
          8.6.3 Disaster relief
Appendix I  Use cases illustrating the need for IoT accessibility
     I.1 Use case 1: Use of alternative representation of information
     I.2 Use case 2: Concreteness of accessibility features
     I.3 Use case 3. Consistency between multiple user interfaces
     I.4 Use case 4: Compatibility with existing assistive technology
     I.5 Use case 5: User accessibility profiles and service status recovery
     I.6 Use case 6: Installation and initialization
     I.7 Use case 7: Malfunction and recovery
     I.8 Use case 8: Safety hazard
     I.9 Use case 9: Disaster preparedness
     I.10 Use case 10: Disaster relief
     I.11 Use case 11: Temporary disabilities
Bibliography