Assignee
DATA RACE INC
US12 patents
Top patents by PatentIndex Score
US5889845AMar 30, 1999
System and method for providing a remote user with a virtual presence to an office
DATA RACE INC463 citations96
US6301339B1Oct 9, 2001
System and method for providing a remote user with a virtual presence to an office
DATA RACE INC201 citations94
US6292484B1Sep 18, 2001
System and method for low overhead multiplexing of real-time and non-real-time data
DATA RACE INC59 citations94
US6009151ADec 28, 1999
PC card modem with microphone and speaker connectivity
DATA RACE INC21 citations91
US5483576AJan 9, 1996
Method and apparatus for communicating data over a radio transceiver with a modem
DATA RACE INC52 citations91
US4597073AJun 24, 1986
Full-duplex split-speed data communication unit for remote DTE
DATA RACE INC43 citations91
US6064693AMay 16, 2000
System and method for handling underrun of compressed speech frames due to unsynchronized receive and transmit clock rates
DATA RACE INC43 citations88
US6212274B1Apr 3, 2001
Line powered modem
DATA RACE INC86 citations87
US5870465AFeb 9, 1999
Telephony adapter system for providing a user with a virtual presence to an office
DATA RACE INC58 citations86
US6295357B1Sep 25, 2001
System and method for ringing other subscriber telephones connected to a telephone line during data communications on the telephone line
DATA RACE INC19 citations82
US6418203B1Jul 9, 2002
System and method for communicating audio information between a computer and a duplex speakerphone modem
DATA RACE INC41 citations81
US6044108AMar 28, 2000
System and method for suppressing far end echo of voice encoded speech
DATA RACE INC15 citations69