Inventor
WIGGINS JR RICHARD H
7 patents
Patents
7 patentsUS4970659ANov 13, 1990
Learning aid or game having miniature electronic speech synthesis chip
TEXAS INSTRUMENTS INC27 citations92
US4344148AAug 10, 1982
System using digital filter for waveform or speech synthesis
TEXAS INSTRUMENTS INC34 citations92
US4631748ADec 23, 1986
Electronic handheld translator having miniature electronic speech synthesis chip
TEXAS INSTRUMENTS INC16 citations73
US4331836AMay 25, 1982
Speech synthesis integrated circuit device
TEXAS INSTRUMENTS INC13 citations73
US4304964ADec 8, 1981
Variable frame length data converter for a speech synthesis circuit
TEXAS INSTRUMENTS INC10 citations73
US4234761ANov 18, 1980
Method of communicating digital speech data and a memory for storing such data
TEXAS INSTRUMENTS INC17 citations73
US4468805AAug 28, 1984
Variable frame length data converter for a speech synthesis circuit
TEXAS INSTRUMENTS INC4 citations62