Method and apparatus for activating switches in response to different acoustic signals

Autor: Carlile R. Stevens, Dale E. Reamer
Rok vydání: 1998
Předmět:
Zdroj: The Journal of the Acoustical Society of America. 104:23
ISSN: 0001-4966
DOI: 10.1121/1.424003
Popis: An acoustic switch device that independently operates two or more electrical appliances. The acoustic switch operates a first electrical appliance upon receipt of a first series of acoustic signals and operates a second electrical appliance upon receipt of a second series of acoustic signals that is different from the first series of acoustic signals.
Databáze: OpenAIRE