Inventor

CHEN JUIN-HWEY

US96 patents

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

CHEN JUIN-HWEY

BROADCOM CORP

Frame erasure concealment for predictive speech coding based on extrapolation of speech waveform

Efficient excitation quantization in noise feedback coding with general noise shaping

Packet loss concealment for sub-band predictive coding based on extrapolation of sub-band audio waveforms

Method and apparatus for one-stage and two-stage noise feedback coding of speech and audio signals

Time-warping of decoded audio signal after packet loss

Classification-based frame loss concealment for audio signals

Wireless telephone with adaptive microphone array

Packet loss concealment for block-independent speech codecs

Classification-based frame loss concealment for audio signals

Method and system for frame erasure concealment for predictive speech coding based on extrapolation of speech waveform

Method and system for a waveform attenuation technique for predictive speech coding based on extrapolation of speech waveform

Noise feedback coding method and system for efficiently searching vector quantization codevectors used for coding a speech signal

Efficient excitation quantization in noise feedback coding with general noise shaping

Efficient excitation quantization in a noise feedback coding system using correlation techniques

Noise feedback coding method and system for performing general searching of vector quantization codevectors used for coding a speech signal

Bit error concealment methods for speech coding

Method and apparatus to eliminate discontinuities in adaptively filtered signals

Integrated speech intelligibility enhancement system and acoustic echo canceller

LUCENT TECHNOLOGIES INC

Low-complexity, low-delay, scalable and embedded speech and audio coding with adaptive frame loss concealment

Pitch period estimation for use with audio coders

Method and apparatus for low-delay CELP speech coding and decoding

Excitation signal synthesis during frame erasure or packet loss

Method and system for sub-band hybrid coding

Synthesis of speech signals in the absence of coded parameters

Perceptual noise masking measure based on synthesis filter frequency response

Energy calculations for critical and non-critical codebook vectors

Frame erasure or packet loss compensation method

Linear prediction coefficient generation during frame erasure or packet loss

Computational complexity reduction during frame erasure of packet loss

Parametric speech codec for representing synthetic speech in the presence of background noise

Linear prediction coefficient generation during frame erasure or packet loss

CHEN JUIN-HWEY

Pitch-based pre-filtering and post-filtering for compression of audio signals

Speech intelligibility in telephones with multiple microphones

Packet loss concealment for a sub-band predictive coder based on extrapolation of excitation waveform

Method and apparatus for wind noise detection and suppression using multiple microphones

Automatic volume control for audio signals

Wireless telephone with multiple microphones and multiple description transmission

ZOPF ROBERT W

Bit error concealment for audio coding systems

Packet loss concealment for sub-band predictive coding based on extrapolation of sub-band audio waveforms

Scaled window overlap add for mixed signals

Time-warping of decoded audio signal after packet loss

AT & T BELL LAB

Method of use of voice message coder/decoder

Method and apparatus for low-delay celp speech coding and decoding

Code-excited linear predictive coding with low delay for speech or audio signals

LEBLANC WILFRID

Spectral shaping for speech intelligibility enhancement

Integrated speech intelligibility enhancement system and acoustic echo canceller

VOICECRAFT INC

Vector adaptive predictive coder for speech and audio

(unassigned)

Speech signal quantization using human auditory models in predictive coding systems

ZENG HUAIYU

System and method for multi-channel noise suppression

AGUILAR JOSEPH GERARD

Scalable and embedded codec for speech and audio signals