Book Synopsis
Many people in the world are visually impaired, either temporarily or permanently, and require a way to replace their visual cues in order to aid mobility. The auditory system can be used to fulfill this need. Although some visually impaired individuals have been able to use their own natural ability using echolocation to navigate, statistics quantifying this capability are not readily available. It is estimated that only a small percentage of the blind population uses this method. Many blind persons still use the white cane as their primary navigation aid including as a tool to produce auditory sounds. Although the use of guide dogs can improve navigation for the visually impaired, it is also used by a small percentage of the blind population. Many blind persons still rely on another person to guide them throughout their environment. Electronic assistive navigation systems have been designed utilizing spatial audio cues to provide localization of objects and increase the...