Membership
Tour
Register
Log in
Vasu Iyengar
Follow
Person
Allentown, PA, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Message playback concurrent with speakerphone operation
Patent number
7,233,659
Issue date
Jun 19, 2007
Agere Systems Inc.
Paul Joseph Davis
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transmitting message playback concurrent with speakerphone operation
Patent number
7,224,794
Issue date
May 29, 2007
Agere Systems Inc.
Paul Joseph Davis
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Configurable echo canceller
Patent number
7,035,396
Issue date
Apr 25, 2006
Agere Systems Inc.
Richard M. Ubowski
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital cordless telephone with speakerphone in a remote handset
Patent number
6,745,055
Issue date
Jun 1, 2004
Agere Systems Inc.
Vasu Iyengar
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Efficient compression of VROM messages for telephone answering devices
Patent number
6,728,344
Issue date
Apr 27, 2004
Agere Systems Inc.
Vasu Iyengar
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Handset access of message in digital cordless telephone
Patent number
6,546,241
Issue date
Apr 8, 2003
Agere Systems Inc.
Vasu Iyengar
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication system based on echo canceler tap profile
Patent number
6,385,176
Issue date
May 7, 2002
Lucent Technologies Inc.
Vasu Iyengar
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Call related information receiver unit
Patent number
6,366,670
Issue date
Apr 2, 2002
Agere Systems Guardian Corp.
Paul Joseph Davis
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus for enhanced voice quality in multiple cordless handset e...
Patent number
6,349,213
Issue date
Feb 19, 2002
Agere Systems Guardian Corp.
Vasu Iyengar
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Speech coding selection based on call related information
Patent number
6,295,340
Issue date
Sep 25, 2001
Lucent Technologies Inc.
Joseph M. Cannon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Performance enhancement of tone detection and FSK detection using h...
Patent number
5,943,407
Issue date
Aug 24, 1999
Lucent Techologies Inc.
Paul Joseph Davis
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Echo canceller with adaptive and non-adaptive filters
Patent number
5,664,011
Issue date
Sep 2, 1997
Lucent Technologies Inc.
Ronald Eldon Crochiere
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Echo canceller system with shared coefficient memory
Patent number
5,663,955
Issue date
Sep 2, 1997
Lucent Technologies Inc.
Vasu Iyengar
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
HANDSET ACCESS OF MESSAGE IN DIGITAL CORDLESS TELEPHONE
Publication number
20020123326
Publication date
Sep 5, 2002
VASU IYENGAR
H04 - ELECTRIC COMMUNICATION TECHNIQUE