Inventor

GEORGE SAPNA

SG54 patents

⚠️ This page may combine multiple inventors who share the name “GEORGE SAPNA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GEORGE SAPNA

ST MICROELECTRONICS ASIA

Method of encoding an audio signal using a quality value for bit allocation

Method and apparatus for decoding multi-channel audio data

Fast frame optimization in an audio encoder

Adaptive rate control algorithm for low complexity AAC encoding

Unified filter bank for audio coding

Multi-precision technique for digital audio encoder

Channel coupling for an AC-3 encoder

Method and apparatus for frequency-domain downmixing with block-switch forcing for audio decoding functions

Selecting a coupling scheme for each subband for estimation of coupling parameters in a transform coder for high quality audio

Method and system for detecting voice activity based on cross-correlation

Digital reverberations for audio signals

Apparatus and method for rendering audio information to virtualize speakers in an audio system

Method and system for parametric characterization of transient audio signals

Method and apparatus for spectral exponent reshaping in a transform coder for high quality audio

Pitch detection of speech signals

System and method for error reconstruction of streaming audio information

Method of encoding frequency coefficients in an AC-3 encoder

Converting samples of a signal at a sample rate into samples of another signal at another sample rate

Fast modified discrete cosine transform method

Aliasing cancellation in audio effects algorithms

Neural network based method for exponent coding in a transform coder for high quality audio

Universal sampling rate converter for digital audio frequencies

Dual channel phase flag determination for coupling bands in a transform coder for high quality audio

Energy-based audio pattern recognition

Energy-based audio pattern recognition with weighting of energy matches

Method and system for enhancing bass effect in audio signals

Device and process for encoding audio data

Method for processing a digital video signal

Estimating rate controlling parameters in perceptual audio encoders

Multi-precision technique for digital audio encoder

ST MICROELECTRONICS ASIA PACIFIC PTE LTD

Methods, systems, and circuits for speaker dependent voice recognition with a single lexicon

Adaptive loudness levelling method for digital audio signals in frequency domain

Methods, systems, and circuits for text independent speaker recognition with automatic learning features

Method and system for digital watermarking

ZONG WENBO

Adaptive noise suppression for digital speech signals

Adaptive loudness levelling for digital audio signals

Content feature-preserving and complexity-scalable system and method to modify time scaling of digital audio signals

Environmental effects generator for digital audio signals

KURNIAWATI EVELYN

Scalable hybrid auto coder for transient detection in advanced audio coding with spectral band replication

System and method for low power stereo perceptual audio coding using adaptive masking threshold

Low power downmix energy equalization in parametric stereo encoders

KASARGOD SUDHIR K

Method and system for enhancing bass effect in audio signals

Method and system for enhancing bass effect in audio signals

SAMSUDIN

Low complexity MPEG encoding for surround sound recordings

System and method for efficient sound production using directional enhancement

SUN JIANHUA

Method and system for lost packet concealment in high quality audio streaming applications

KARTHIK MURALIDHAR

System and method for providing step size control for subband affine projection filters for echo cancellation applications

PADHI KABI P

Apparatus, method, and computer program for comparing audio signals

NG SAMUEL SAMSUDIN

Adaptive self-calibration of small microphone array by soundfield approximation and frequency domain magnitude equalization

SWAMINATHAN ANNAMALAI

Enabling 3D sound reproduction using a 2D speaker arrangement