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THAT CORP
US28 patents
Top patents by PatentIndex Score
US6118879ASep 12, 2000
BTSC encoder
THAT CORP104 citations95
US5796842AAug 18, 1998
BTSC encoder
THAT CORP101 citations95
US6316970B1Nov 13, 2001
Floating, balanced output circuit
THAT CORP28 citations89
US7822210B2Oct 26, 2010
Configurable recursive digital filter for processing television audio signals
THAT CORP13 citations81
US7539316B2May 26, 2009
Configurable filter for processing television audio signals
THAT CORP8 citations81
US5736846AApr 7, 1998
AC current sensor
THAT CORP18 citations78
US8023590B2Sep 20, 2011
NICAM audio signal resampler
THAT CORP2 citations60
US7826621B2Nov 2, 2010
Configurable filter for processing television audio signals
THAT CORP2 citations60
US7411438B2Aug 12, 2008
Low-power integrated-circuit signal processor with wide dynamic range
THAT CORP4 citations60
US11770651B2Sep 26, 2023
Genetic-algorithm-based equalization using IIR filters
THAT CORP0 citations59
US9083297B2Jul 14, 2015
Programmable-gain amplifier
THAT CORP2 citations59
US8014741B2Sep 6, 2011
Signal quality estimation and control system
THAT CORP2 citations59
US7639307B2Dec 29, 2009
Up-sampling television audio signals for encoding
THAT CORP3 citations59
US5663684ASep 2, 1997
Wafer-stage adjustment for compensating for mismatches in temperature dependent IC components
THAT CORP3 citations59
US8378718B2Feb 19, 2013
Dynamic switch driver for low-distortion programmable-gain amplifier
THAT CORP1 citations58
US7830452B2Nov 9, 2010
Direct digital encoding and radio frequency modulation for broadcast television applications
THAT CORP1 citations56
US6160451ADec 12, 2000
Operational amplifier output stage
THAT CORP6 citations54
US7940842B2May 10, 2011
Reciprocal index lookup for BTSC compatible coefficients
THAT CORP0 citations50
US12526576B2Jan 13, 2026
Scaled residual fundamental bass enhancement
THAT CORP0 citations49
US8958516B2Feb 17, 2015
NICAM decoder with output resampler
THAT CORP0 citations49
US11997330B2May 28, 2024
Audio sampling clock synchronization
THAT CORP0 citations48
US11581862B2Feb 14, 2023
Passive sub-audible room path learning with noise modeling
THAT CORP0 citations48
US8610469B2Dec 17, 2013
Dynamic switch driver for low-distortion programmable-gain amplifier
THAT CORP1 citations48
US7929054B2Apr 19, 2011
Up-sampling television audio signals for encoding
THAT CORP0 citations48
US9584918B2Feb 28, 2017
Dynamic volume control and multi-spatial processing protection
THAT CORP0 citations46
US7719616B2May 18, 2010
Direct digital encoding and radio frequency modulation for broadcast television application
THAT CORP0 citations45
US11245375B2Feb 8, 2022
System for configuration and status reporting of audio processing in TV sets
THAT CORP0 citations42
US10652689B2May 12, 2020
Configurable multi-band compressor architecture with advanced surround processing
THAT CORP0 citations39