Abul Azad

US Patent 7165021 Chinese language input system

US Patent 7165022 Chinese language input system

US Patent 7171352 Linguistic object model

US Patent 7177799 Semantic analysis system for interpreting linguistic structures output by a natural language linguistic analysis system

US Patent 7409345 Methods for reducing spurious insertions in speech recognition

US Patent 7418393 Data reproduction device, method thereof and storage medium

US Patent 7426465 Speech signal decoding method and apparatus using decoded information smoothed to produce reconstructed speech signal to enhanced quality

US Patent 7428490 Method for spectral subtraction in speech enhancement

US Patent 7433821 Methods and systems for intelligibility measurement of audio announcement systems

US Patent 7499852 Audio coding using a shape function

US Patent 7515035 Vehicle door control system and method

US Patent 7525411 Door lock with protected biometric sensor

US Patent 7533022 Printed media with machine readable markings

US Patent 7565118 Polar modulation transmission apparatus and wireless communication apparatus

US Patent 7756704 Voice/music determining apparatus and method

US Patent 7761290 Flexible frequency and time partitioning in perceptual transform coding of audio

US Patent 7761304 Synchronizing parametric coding of spatial audio with externally provided downmix

US Patent 7769584 Encoder, decoder, encoding method, and decoding method

US Patent 7774205 Coding of sparse digital media spectral data

US Patent 7788107 Method for decoding an audio signal

US Patent 7797158 System and method for improving robustness of speech recognition using vocal tract length normalization codebooks

US Patent 7809558 Vector transformation apparatus and vector transformation method

US Patent 7809561 Method and apparatus for verification of speaker authentication

US Patent 7809580 Encoding and decoding of multi-channel audio signals

US Patent 7813929 Automatic editing using probabilistic word substitution models

US Patent 7813933 Method and apparatus for multichannel upmixing and downmixing

US Patent 7827030 Error management in an audio processing system

US Patent 7835918 Encoding and decoding a set of signals

US Patent 7844452 Sound quality control apparatus, sound quality control method, and sound quality control program

US Patent 7844462 Spatial sound generation for screen navigation

US Patent 7848926 System, method, and program for correcting misrecognized spoken words by selecting appropriate correction word from one or more competitive words

US Patent 7848932 Stereo encoding apparatus, stereo decoding apparatus, and their methods

US Patent 7856354 Voice/music determining apparatus, voice/music determination method, and voice/music determination program

US Patent 7873513 Speech transcoding in GSM networks

US Patent 7873514 Method for quantizing speech and audio through an efficient perceptually relevant search of multiple quantization patterns

US Patent 7881929 Ambient noise injection for use in speech recognition

US Patent 7881930 ASR-aided transcription with segmented feedback training

US Patent 7881938 Speech bookmarks in a voice user interface using a speech recognition engine and acoustically generated baseforms

US Patent 7890323 Digital filtering method, digital filtering equipment, digital filtering program, and recording medium and recorded device which are readable on computer

US Patent 7890333 Using a WIKI editor to create speech-enabled applications

US Patent 7890334 System and method for controlling voice detection of network terminal

US Patent 7908148 Method for decoding an audio signal

US Patent 7912712 Method and apparatus for encoding and decoding of background noise based on the extracted background noise characteristic parameters

US Patent 7912725 Method and system for providing news information by using three dimensional character for use in wireless communication network

US Patent 7921011 Structure for grammar and dictionary representation in voice recognition and method for simplifying link and node-generated grammars

US Patent 7930173 Signal processing method, signal processing apparatus and recording medium

US Patent 7930175 Background noise reduction system

US Patent 7933770 Method and device for coding audio data based on vector quantisation

US Patent 7933778 Serial transmission system, transmission device, and serial transmission method

US Patent 7937267 Method and apparatus for decoding

US Patent 7945441 Quantized feature index trajectory

US Patent 7945449 Temporal envelope shaping for spatial audio coding using frequency domain wiener filtering

US Patent 7953589 Methods and systems for proxy voting

US Patent 7957966 Apparatus, method, and program for sound quality correction based on identification of a speech signal and a music signal from an input audio signal

US Patent 7966191 Method and apparatus for generating a number of output audio channels

US Patent 7974836 System and method for voice user interface navigation

US Patent 7974837 Audio encoding apparatus, audio decoding apparatus, and audio encoded information transmitting apparatus

US Patent 7974848 Method and apparatus for encoding audio data

US Patent 7979280 Text to speech synthesis

US Patent 7983904 Scalable decoding apparatus and scalable encoding apparatus

US Patent 7983919 System and method for performing speech synthesis with a cache of phoneme sequences

US Patent 7987097 Method for decoding an audio signal

US Patent 7996229 System and method for creating and posting voice-based web 2.0 entries via a telephone interface

US Patent 8010352 Method and apparatus for adaptively encoding and decoding high frequency band

US Patent 8010361 Method and system for automatically detecting morphemes in a task classification system using lattices

US Patent 8010367 Spoken free-form passwords for light-weight speaker verification using standard speech recognition engines

US Patent 8010373 Signal coding and decoding