Assignee
DIALOGIC CORP
US89 patents
Top patents by PatentIndex Score
US5371787ADec 6, 1994
Machine answer detection
DIALOGIC CORP202 citations98
US5161181ANov 3, 1992
Automatic number identification blocking system
DIALOGIC CORP165 citations98
US5404400AApr 4, 1995
Outcalling apparatus
DIALOGIC CORP122 citations97
US6201805B1Mar 13, 2001
Apparatus and method for computer telephone integration in packet switched telephone networks
DIALOGIC CORP48 citations95
US5701340ADec 23, 1997
AD-HOC conferencing method
DIALOGIC CORP69 citations95
US5185786AFeb 9, 1993
Automatic call center overflow retrieval system
DIALOGIC CORP84 citations95
US4979214ADec 18, 1990
Method and apparatus for identifying speech in telephone signals
DIALOGIC CORP60 citations95
US10999346B1May 4, 2021
Dynamically changing characteristics of simulcast video streams in selective forwarding units
DIALOGIC CORP18 citations94
US6266640B1Jul 24, 2001
Data network with voice verification means
DIALOGIC CORP204 citations94
US5790642AAug 4, 1998
Competitively bidding service centers
DIALOGIC CORP248 citations94
US7725319B2May 25, 2010
Phoneme lattice construction and its application to speech recognition and keyword spotting
DIALOGIC CORP25 citations92
US6324263B1Nov 27, 2001
Digital telephone system with automatic routing based upon caller ID
DIALOGIC CORP104 citations92
US5914747AJun 22, 1999
Automatic control of video conference membership
DIALOGIC CORP37 citations92
US5881146AMar 9, 1999
Method and apparatus for determining digits dialed using a selected algorithm
DIALOGIC CORP20 citations92
US5638436AJun 10, 1997
Voice detection
DIALOGIC CORP45 citations92
US5450484ASep 12, 1995
Voice detection
DIALOGIC CORP33 citations92
US5450485ASep 12, 1995
Detecting whether a telephone line has been disconnected
DIALOGIC CORP27 citations92
US5428662AJun 27, 1995
Detecting make-break clicks on a telephone line
DIALOGIC CORP22 citations92
US5218636AJun 8, 1993
Dial pulse digit detector
DIALOGIC CORP24 citations92
US4932062AJun 5, 1990
Method and apparatus for frequency analysis of telephone signals
DIALOGIC CORP52 citations92
US7406696B2Jul 29, 2008
System and method for providing user input information to multiple independent, concurrent applications
DIALOGIC CORP42 citations91
US4852149AJul 25, 1989
Automated call filter
DIALOGIC CORP120 citations91
US5046088ASep 3, 1991
Converter for in-band routing and/or origination information
DIALOGIC CORP151 citations90
US5442694AAug 15, 1995
Ring tone detection for a telephone system
DIALOGIC CORP81 citations89
US6208724B1Mar 27, 2001
Virtual telephone
DIALOGIC CORP33 citations88
US5459781AOct 17, 1995
Selectively activated dual tone multi-frequency detector
DIALOGIC CORP36 citations88
US7891980B2Feb 22, 2011
Interconnect device with discrete in-line components
DIALOGIC CORP31 citations87
US7590692B2Sep 15, 2009
Conferencing architecture employing media servers and enhanced session initiation protocol
DIALOGIC CORP23 citations85
US7310342B2Dec 18, 2007
Auto ATM-VC detection for ATM network access devices
DIALOGIC CORP37 citations85
US6466248B1Oct 15, 2002
Videoconference recording
DIALOGIC CORP60 citations85
US6064654AMay 16, 2000
Internet facsimile timing technique
DIALOGIC CORP19 citations85
US7885272B2Feb 8, 2011
Remote control of device by telephone or other communication devices
DIALOGIC CORP18 citations83
US10455194B1Oct 22, 2019
Robust handling of sudden changes of bandwidth in selective forwarding unit conferences
DIALOGIC CORP12 citations82
US7499472B2Mar 3, 2009
Jitter buffer management
DIALOGIC CORP10 citations82
US7567509B2Jul 28, 2009
Methods and systems for jitter minimization in streaming media
DIALOGIC CORP8 citations81
US7330900B2Feb 12, 2008
Low-latency packet processor
DIALOGIC CORP19 citations81
US4862492AAug 29, 1989
Measurement of transmission quality of a telephone channel
DIALOGIC CORP19 citations81
US4760516AJul 26, 1988
Peripheral interrupt interface for multiple access to an interrupt level
DIALOGIC CORP19 citations81
US7913223B2Mar 22, 2011
Method and system for development and use of a user-interface for operations, administration, maintenance and provisioning of a telecommunications system
DIALOGIC CORP7 citations79
US7417982B2Aug 26, 2008
Hybrid switching architecture having dynamically assigned switching models for converged services platform
DIALOGIC CORP16 citations77
US7796285B2Sep 14, 2010
Supplementing facsimile image data
DIALOGIC CORP8 citations74
US11757971B2Sep 12, 2023
Dynamically changing characteristics of simulcast video streams in selective forwarding
DIALOGIC CORP2 citations73
US9654405B2May 16, 2017
Effective intra-frame refresh in multimedia communications over packet networks
DIALOGIC CORP3 citations73
US9055179B2Jun 9, 2015
Audio video offset detector
DIALOGIC CORP5 citations73
US8345569B2Jan 1, 2013
Multiple watermarks for fidelity assessment
DIALOGIC CORP6 citations73
US5809110ASep 15, 1998
Technique of controlling telephone calls
DIALOGIC CORP14 citations73
US5764759AJun 9, 1998
Call processing using previously obtained line characteristics
DIALOGIC CORP9 citations73
US10021402B2Jul 10, 2018
Estimation of video quality of experience on media servers
DIALOGIC CORP2 citations70
US7567099B2Jul 28, 2009
Filterless digital frequency locked loop
DIALOGIC CORP18 citations70
US10250921B1Apr 2, 2019
Systems and methods of video forwarding with adaptive video transcoding capabilities
DIALOGIC CORP5 citations69
Showing the top 50 of 89 patents by PatentIndex Score.