George; Sapna

Patent Applications and Registrations

Patent applications and USPTO patent grants for George; Sapna.The latest application filed is for "steering vector estimation for minimum variance distortionless response (mvdr) beamforming circuits, systems, and methods".

Company Profile

0.58.42

George; Sapna - Singapore SG

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Adaptive loudness levelling method for digital audio signals in frequency domain Grant 9,647,624 - Li , et al. May 9, 2	2017-05-09
Methods, systems, and circuits for speaker dependent voice recognition with a single lexicon Grant 9,633,652 - Kurniawati , et al. April 25, 2	2017-04-25
Methods, systems, and circuits for text independent speaker recognition with automatic learning features Grant 9,530,417 - Kurniawati , et al. December 27, 2	2016-12-27
Method and system for digital watermarking Grant 9,466,304 - Zhang , et al. October 11, 2	2016-10-11
Adaptive Loudness Levelling Method For Digital Audio Signals In Frequency Domain App 20160191007 - Li; Wei ; et al.	2016-06-30
Steering Vector Estimation For Minimum Variance Distortionless Response (mvdr) Beamforming Circuits, Systems, And Methods App 20160192068 - Ng; Samuel Samsudin ; et al.	2016-06-30
Adaptive self-calibration of small microphone array by soundfield approximation and frequency domain magnitude equalization Grant 9,241,228 - Ng , et al. January 19, 2	2016-01-19
Method And System For Digital Watermarking App 20160012826 - ZHANG; Peng ; et al.	2016-01-14
Enabling 3D sound reproduction using a 2D speaker arrangement Grant 9,020,152 - Swaminathan , et al. April 28, 2	2015-04-28
Content feature-preserving and complexity-scalable system and method to modify time scaling of digital audio signals Grant 8,903,730 - Zong , et al. December 2, 2	2014-12-02
Converting samples of a signal at a sample rate into samples of another signal at another sample rate Grant 8,874,175 - Muralidhar , et al. October 28, 2	2014-10-28
System and method for efficient sound production using directional enhancement Grant 8,873,762 - Samsudin , et al. October 28, 2	2014-10-28
Methods, Systems, And Circuits For Speaker Dependent Voice Recognition With A Single Lexicon App 20140200890 - Kurniawati; Evelyn ; et al.	2014-07-17
Methods, systems, and circuits for text independent speaker recognition with automatic learning features App 20140195232 - Kurniawati; Evelyn ; et al.	2014-07-10
Converting Samples Of A Signal At A Sample Rate Into Samples Of Another Signal At Another Sample Rate App 20140128004 - MURALIDHAR; Karthik ; et al.	2014-05-08
Environmental effects generator for digital audio signals Grant 8,670,570 - Zong , et al. March 11, 2	2014-03-11
Scalable hybrid auto coder for transient detection in advanced audio coding with spectral band replication Grant 8,489,391 - Kurniawati , et al. July 16, 2	2013-07-16
Adaptive Self-calibration Of Small Microphone Array By Soundfield Approximation And Frequency Domain Magnitude Equalization App 20130170666 - Ng; Samuel Samsudin ; et al.	2013-07-04
Audio Acquisition Systems And Methods App 20130148814 - KARTHIK; Muralidhar ; et al.	2013-06-13
Adaptive loudness levelling for digital audio signals Grant 8,437,480 - Zong , et al. May 7, 2	2013-05-07
System And Method For Efficient Sound Production Using Directional Enhancement App 20130044894 - SAMSUDIN; ; et al.	2013-02-21
Estimating rate controlling parameters in perceptual audio encoders Grant 8,374,857 - Kurniawati , et al. February 12, 2	2013-02-12
Digital reverberations for audio signals Grant 8,351,614 - Wu , et al. January 8, 2	2013-01-08
Method and system for enhancing bass effect in audio signals Grant 8,331,570 - Kasargod , et al. December 11, 2	2012-12-11
System and method for low power stereo perceptual audio coding using adaptive masking threshold Grant 8,332,216 - Kurniawati , et al. December 11, 2	2012-12-11
Low complexity MPEG encoding for surround sound recordings Grant 8,332,229 - Samsudin , et al. December 11, 2	2012-12-11
Fast synthesis sub-band filtering method for digital signal decoding Grant 8,301,282 - George , et al. October 30, 2	2012-10-30
Method and system for enhancing bass effect in audio signals Grant 8,284,956 - Kasargod , et al. October 9, 2	2012-10-09
Adaptive noise suppression for digital speech signals Grant 8,275,611 - Zong , et al. September 25, 2	2012-09-25
Noise Detection And Reduction In Audio Devices App 20120163622 - KARTHIK; Muralidhar ; et al.	2012-06-28
Low power downmix energy equalization in parametric stereo encoders Grant 8,200,351 - Kurniawati , et al. June 12, 2	2012-06-12
Method and system for lost packet concealment in high quality audio streaming applications Grant 8,165,128 - Sun , et al. April 24, 2	2012-04-24
Apparatus, method, and computer program for comparing audio signals Grant 8,150,683 - Padhi , et al. April 3, 2	2012-04-03
System and method for expanding multi-speaker playback Grant 8,126,173 - Wu , et al. February 28, 2	2012-02-28
Information Reuse In Low Power Scalable Hybrid Audio Encoders App 20120035936 - Kurniawati; Evelyn ; et al.	2012-02-09
Apparatus and method for rendering audio information to virtualize speakers in an audio system Grant 8,054,980 - Wu , et al. November 8, 2	2011-11-08
Enabling 3d Sound Reproduction Using A 2d Speaker Arrangement App 20110216906 - Swaminathan; Annamalai ; et al.	2011-09-08
Method And System For Enhancing Bass Effect In Audio Signals App 20110176696 - Kasargod; Sudhir K. ; et al.	2011-07-21
Adaptive Loudness Levelling For Digital Audio Signals App 20110150242 - Zong; Wenbo ; et al.	2011-06-23
Method and system for enhancing bass effect in audio signals Grant 7,961,888 - Kasargod , et al. June 14, 2	2011-06-14
Content Feature-preserving And Complexity-scalable System And Method To Modify Time Scaling Of Digital Audio Signals App 20110099021 - Zong; Wenbo ; et al.	2011-04-28
Adaptive rate control algorithm for low complexity AAC encoding Grant 7,873,510 - Kurniawati , et al. January 18, 2	2011-01-18
System and method for error reconstruction of streaming audio information Grant 7,873,515 - Padhi , et al. January 18, 2	2011-01-18
Method And System For Enhancing Bass Effect In Audio Signals App 20100208899 - Kasargod; Sudhir K. ; et al.	2010-08-19
Low Complexity Mpeg Encoding For Surround Sound Recordings App 20100169102 - ; ; Samsudin ; et al.	2010-07-01
Device and process for encoding audio data Grant 7,725,323 - Padhi , et al. May 25, 2	2010-05-25
Method for processing a digital video signal Grant 7,705,912 - Sun , et al. April 27, 2	2010-04-27
Multi-precision technique for digital audio encoder Grant 7,680,671 - Absar , et al. March 16, 2	2010-03-16
Pitch detection of speech signals Grant 7,660,718 - Padhi , et al. February 9, 2	2010-02-09
Method and system for detecting voice activity based on cross-correlation Grant 7,653,537 - Padhi , et al. January 26, 2	2010-01-26
Energy-based audio pattern recognition Grant 7,626,110 - Padhi , et al. December 1, 2	2009-12-01
Energy-based audio pattern recognition with weighting of energy matches Grant 7,563,971 - Padhi , et al. July 21, 2	2009-07-21
Non-uniform filter bank implementation Grant 7,424,502 - Absar , et al. September 9, 2	2008-09-09
Low power downmix energy equalization in parametric stereo encoders App 20080199014 - Kurniawati; Evelyn ; et al.	2008-08-21
Adaptive noise suppression for digital speech signals App 20080189104 - Zong; Wenbo ; et al.	2008-08-07
Environmental effects generator for digital audio signals App 20080137875 - Zong; Wenbo ; et al.	2008-06-12
Unified filter bank for audio coding Grant 7,369,989 - Absar , et al. May 6, 2	2008-05-06
Method and system for parametric characterization of transient audio signals Grant 7,363,216 - Absar , et al. April 22, 2	2008-04-22
Aliasing cancellation in audio effects algorithms Grant 7,359,521 - Absar , et al. April 15, 2	2008-04-15
Neural network based method for exponent coding in a transform coder for high quality audio Grant 7,337,025 - Absar , et al. February 26, 2	2008-02-26
Estimating rate controlling parameters in perceptual audio encoders App 20080040120 - Kurniawati; Evelyn ; et al.	2008-02-14
Adaptive rate control algorithm for low complexity AAC encoding App 20070255562 - Kurniawati; Evelyn ; et al.	2007-11-01
Digital reverberations for audio signals App 20070195967 - Wu; Yuan ; et al.	2007-08-23
System and method for low power stereo perceptual audio coding using adaptive masking threshold App 20070162277 - Kurniawati; Evelyn ; et al.	2007-07-12
Fast modified discrete cosine transform method Grant 7,203,717 - Absar , et al. April 10, 2	2007-04-10
Universal sampling rate converter for digital audio frequencies Grant 7,177,812 - Absar , et al. February 13, 2	2007-02-13
Multi-precision Technique For Digital Audio Encoder App 20070005349 - Absar; Mohammed Javed ; et al.	2007-01-04
Multi-precision technique for digital audio encoder Grant 7,117,053 - Absar , et al. October 3, 2	2006-10-03
Channel coupling for an AC-3 encoder Grant 7,096,240 - Absar , et al. August 22, 2	2006-08-22
Method and system for lost packet concealment in high quality audio streaming applications App 20060184861 - Sun; Jianhua ; et al.	2006-08-17
System and method for expanding multi-speaker playback App 20060159190 - Wu; Yuan ; et al.	2006-07-20
Method and system for enhancing bass effect in audio signals App 20060147046 - Kasargod; Sudhir K. ; et al.	2006-07-06
System and method for error reconstruction of streaming audio information App 20060111899 - Padhi; Kabi P. ; et al.	2006-05-25
Method of encoding an audio signal using a quality value for bit allocation Grant 7,003,449 - Absar , et al. February 21, 2	2006-02-21
Energy-based audio pattern recognition App 20050273326 - Padhi, Kabi Prakash ; et al.	2005-12-08
Energy-based audio pattern recognition with weighting of energy matches App 20050273328 - Padhi, Kabi Prakash ; et al.	2005-12-08
Fast frame optimization in an audio encoder Grant 6,952,677 - Absar , et al. October 4, 2	2005-10-04
Non-uniform filter bank implementation App 20050216541 - Absar, Mohammed Javed ; et al.	2005-09-29
Voice activity detector App 20050182620 - Kabi, Prakash Padhi ; et al.	2005-08-18
Method and apparatus for frequency-domain downmixing with block-switch forcing for audio decoding functions Grant 6,931,291 - Alvarez-Tinoco , et al. August 16, 2	2005-08-16
Pitch detection of speech signals App 20050149321 - Kabi, Prakash Padhi ; et al.	2005-07-07
Device and process for encoding audio data App 20050144017 - Kabi, Prakash Padhi ; et al.	2005-06-30
Apparatus, method, and computer program for comparing audio signals App 20050096899 - Padhi, Kabi P. ; et al.	2005-05-05
Apparatus and method for rendering audio information to virtualize speakers in an audio system App 20050053249 - Wu, Yuan ; et al.	2005-03-10
Method and apparatus for spectral exponent reshaping in a transform coder for high quality audio Grant 6,839,674 - Absar , et al. January 4, 2	2005-01-04
Unified filter bank for audio coding App 20040267542 - Absar, Mohammed Javed ; et al.	2004-12-30
Method of encoding frequency coefficients in an AC-3 encoder Grant 6,775,587 - Absar , et al. August 10, 2	2004-08-10
Method and system for parametric characterization of transient audio signals App 20040138886 - Absar, Mohammed Javed ; et al.	2004-07-15
Method and apparatus for decoding multi-channel audio data Grant 6,356,870 - Hui , et al. March 12, 2	2002-03-12

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