An emergency communication pad for hearing impaired persons

In case of emergency, hearing impaired persons require assistances of communication because they are hard use aural speech usually used as the main communication method of between a rescue staff and injured persons. SOS card originally developed by the Architectural Association of Japanese Deaf is a communication aid by finger pointing pictures and texts on the card. An electronic pad device version of the SOS card is implemented. By using the electronic pad, more flexible and functional usages can be achieved.