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Inventor

Man M. Sondhi

Inventor
Mountain Lakes, NJ, US

Overview

10→
Patents
1986–2006
Patent span
Electricity
Primary field (CPC H)

Patents· 10 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G10Lprimary
G10LSpeech analysis techniques or speech synthesis23%
H04BTransmission23%
H03HImpedance networks, e.g. resonant circuits15%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers15%
G10KSound-producing devices8%
H04MTelephonic communication8%
H04SStereophonic systems8%
PatentTitleYear
7,072,465'Adaptive filter for network echo cancellation'20067,046,812'Acoustic beam forming with robust signal estimation'20066,751,314'Dynamic allocation of resources for echo cancellation'20046,751,322'Acoustic modeling system and method using pre-computed data structures for beam tracing and path generation'20046,744,886'Adaptive filter utilizing proportional affine projection algorithm'20045,828,756'Stereophonic acoustic echo cancellation using non-linear transformations'1998RE033597'Hidden Markov model speech recognition arrangement'19914,802,227'Noise reduction processing arrangement for microphone arrays'19894,783,804'Hidden Markov model speech recognition arrangement'19884,587,670'Hidden Markov model speech recognition arrangement'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1989Patents assigned to AT & T BELL LAB (2)· patent assignee history
1986–1991Based in Berkeley Heights, NJ, US· patent location history
1988–1989Patents assigned to AMERICAN TELEPHONE & TELEGRAPH (2)· patent assignee history
1998–2006Patents assigned to LUCENT TECHNOLOGIES INC (4)· patent assignee history
1998–2006Based in Mountain Lakes, NJ, US· patent location history
2004–2006Patents assigned to AGERE SYSTEMS INC (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LUCENT TECHNOLOGIES INC41998–2006
AGERE SYSTEMS INC22004–2006
AMERICAN TELEPHONE & TELEGRAPH21988–1989
AT & T BELL LAB21986–1989
Locations
LocationPatentsSpan
Mountain Lakes, New Jersey, US61998–2006
Berkeley Heights, New Jersey, US41986–1991