Text teletype writer with caller identification function
摘要
A text teletype writer (TTY) is provided for receiving, processing, and displaying caller identification information in a visual display. A call back function is included to allow for automatic DTMF dialing of a telephone number associated with a previously received call.
申请公布号
US5915000(A)
申请公布日期
1999.06.22
申请号
US19970885303
申请日期
1997.06.30
申请人
NGUYEN, VINH H.;ANDER, SIDNEY;DAVIS, BRYAN;HALE, KEVIN L.
发明人
NGUYEN, VINH H.;ANDER, SIDNEY;DAVIS, BRYAN;HALE, KEVIN L.