Crescendo telephone ringers and methods of providing a crescendo telephone ring signal. The crescendo telephone ringer provides a gradual increase in audible ringing volume as a sequence of incoming electrical ring signals is detected. According to one embodiment, upon receipt of an incoming call, a first audible ring signal corresponding to a first detected electrical ring signal is set to a minimum volume. Subsequent audible ring signals corresponding to subsequent detected electrical ring signals are set to increasing volume levels, and finally to a maximum ringer volume.
申请公布号
WO2005013584(A3)
申请公布日期
2005.03.17
申请号
WO2004US24573
申请日期
2004.07.28
申请人
TELEDEX LLC;LESNIAK, RONALD, S.;HERMANSON, SPENCER, L.;BAKALEYNIK, MAXIM;JAUREGUI, MARIO, E.
发明人
LESNIAK, RONALD, S.;HERMANSON, SPENCER, L.;BAKALEYNIK, MAXIM;JAUREGUI, MARIO, E.