Report ITU-R BT.2207-7 (09/2025) Accessibility to broadcasting services for persons with disabilities
Foreword
Policy on Intellectual Property Right (IPR)
TABLE OF CONTENTS
1 Hearing disabilities
2 Sight impairment
3 Aging audience
4 Receiver user-friendliness
Annex 1  Technologies to improve accessibility to broadcasting services
1 Speech rate conversion technology
2 Real-time closed-captioning using speech recognition
3 Multimedia browsing system for the visually impaired
4 Machine translation to sign language with Computer Graphics (CG) animation
     4.1 General concept of sign language
     4.2 Research, development and trials in Japan
          4.2.1 Spoken language-to-sign language dictionary and corpus
          4.2.2 Template-based sign language CG generation system
          4.2.3 Neural network-based sign language CG generation system
5 Device for evaluating broadcast background sound balance
6 Easy-to-read language broadcasting service and language conversion support technology
     6.1 What does easy Japanese mean?
     6.2 Web service functions
     6.3 Rewrite support system
     6.4 Future challenges
7 Sound level adjustment system with a speech rate conversion (SRC) for channel-based stereo signals
     7.1 Prototype speech rate conversion system
     7.2 Subjective evaluation
8 Personalization that improves accessibility using object-based sound technology
     8.1 Dialogue enhancement
     8.2 Audio description and multilingual dialogues
9 Haptic information presentation technology
10 Audio descriptions
     10.1 Audio Descriptions, example for Live Broadcasts
References
Annex 2  Terminology and guidance for operational practice  related to audio-visual media accessibility