This study addresses information support for hearing impaired people who attend theatrical performances. In present Japan, there are a few theaters that employ programs providing captions for hearing impaired people. The few programs that provide captions only show dialogues and sounds (musical note icons). We propose, implement, and evaluate a caption presentation method for hearing impaired p...

Masking period patterns (MPPs) were measured in listeners with normal and impaired hearing using amplitude-modulated tonal maskers and short tonal probes. The frequency of the masker was either the same as the frequency of the probe (on-frequency masking) or was one octave below the frequency of the probe (off-frequency masking). In experiment 1, MPPs were measured for listeners with normal hea...