Inventor · disambiguated record

Woo-Taek Lim

Also filed as: LIM WOO-TAEK

29 granted patents·24 pending applications·25 citations·filing 2014–2025

93Inventor score

Technology areasG10L G06N G16H G06V B60R

Files withELECTRONICS & TELECOMMUNICATIONS RES INST46 BEPLUS HEALTHCARE INC3 CRUCIALTEC CO LTD2 HYUNDAI MOTOR CO LTD1 KOREA ELECTRONICS TELECOMM1

Top patents by PatentIndex Score

53 records

0194US11881227B2Audio signal compression method and apparatus using deep neural network-based multilayer structure and training method thereofELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2023·Granted Jan 23, 2024·5 cites·20 claims
0281US10540988B2Method and apparatus for sound event detection robust to frequency changeELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2018·Granted Jan 21, 2020·4 cites·11 claims
0381US10271137B1Method and apparatus for detecting sound event using directional microphoneELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2018·Granted Apr 23, 2019·4 cites·16 claims
0480US11664037B2Methods of encoding and decoding speech signal using neural network model recognizing sound sources, and encoding and decoding apparatuses for performing the sameELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2021·Granted May 30, 2023·1 cites·4 claims
0573US10552711B2Apparatus and method for extracting sound source from multi-channel audio signalELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2018·Granted Feb 4, 2020·2 cites·10 claims
0672US9934420B2Fingerprint information processing method and apparatus for speed improvement of fingerprint registration and authenticationCRUCIALTEC CO LTD·Filed 2016·Granted Apr 3, 2018·4 cites·9 claims
0772US2025336402A1Apparatus and method for audio encoding/decoding robust to transition segment encoding distortionELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2025·Application pending·0 cites
0868US11205442B2Method and apparatus for recognition of sound events based on convolutional neural networkELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2019·Granted Dec 21, 2021·1 cites·14 claims
0966US11133015B2Method and device for predicting channel parameter of audio signalELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2018·Granted Sep 28, 2021·1 cites·12 claims
1065US12334083B2Apparatus and method for audio encoding/decoding robust to transition segment encoding distortionELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2021·Granted Jun 17, 2025·0 cites·11 claims
1165US12159640B2Methods of encoding and decoding, encoder and decoder performing the methodsELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2022·Granted Dec 3, 2024·0 cites·14 claims
1265US11694703B2Audio signal encoding and decoding method using learning model, training method of learning model, and encoder and decoder that perform the methodsELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2022·Granted Jul 4, 2023·0 cites·7 claims
1363US2024203588A1Diagnostic disease prediction and therapeutic plan recommendation system through artificial intelligence questionnaire analysis and method thereofBEPLUS HEALTHCARE INC·Filed 2023·Application pending·0 cites
1463US2024203539A1Medical device linkage and diagnostic performance enhancement system using mec and method using the sameBEPLUS HEALTHCARE INC·Filed 2023·Application pending·0 cites
1563US2024203545A1Artificial intelligence medical examination and medical record generation system and method thereofBEPLUS HEALTHCARE INC·Filed 2023·Application pending·0 cites
1662US11862183B2Methods of encoding and decoding audio signal using neural network model, and devices for performing the methodsELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2021·Granted Jan 2, 2024·0 cites·6 claims
1762US2025342847A1Method for bandwidth extension of audio signal and apparatus for performing the sameELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2025·Application pending·0 cites
1861US12354614B2Speech coding method and apparatus for performing the sameELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2023·Granted Jul 8, 2025·0 cites·14 claims
1961US9858465B2Electronic device comprising minimum sensing area and fingerprint information processing method thereofCRUCIALTEC CO LTD·Filed 2014·Granted Jan 2, 2018·2 cites·10 claims
2060US11783844B2Methods of encoding and decoding audio signal using side information, and encoder and decoder for performing the methodsELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2021·Granted Oct 10, 2023·0 cites·6 claims
2160US11581000B2Apparatus and method for encoding/decoding audio signal using information of previous frameELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2020·Granted Feb 14, 2023·0 cites·2 claims
2257US12223970B2Encoding method, decoding method, encoder for performing encoding method, and decoder for performing decoding methodELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2023·Granted Feb 11, 2025·0 cites·10 claims
2357US9336796B2Method and apparatus for detecting speech/non-speech sectionKOREA ELECTRONICS TELECOMM·Filed 2014·Granted May 10, 2016·1 cites·12 claims
2456US11823688B2Audio signal encoding and decoding method, and encoder and decoder performing the methodsELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2021·Granted Nov 21, 2023·0 cites·12 claims
2556US2025104724A1Method and apparatus for encoding/decoding neural network-based personalized speechELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2024·Application pending·0 cites
2656US2025104722A1Method and device for encoding/decoding audio signal based on dequantization through potential diffusionELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2024·Application pending·0 cites
2756US2024420712A1Method of encoding/decoding audio signal and device for performing the sameELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2024·Application pending·0 cites
2855US11978465B2Method of generating residual signal, and encoder and decoder performing the methodELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2021·Granted May 7, 2024·0 cites·3 claims
2955US11804230B2Audio encoding/decoding apparatus and method using vector quantized residual error featureELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2022·Granted Oct 31, 2023·0 cites·12 claims
3055US11651778B2Methods of encoding and decoding audio signal, and encoder and decoder for performing the methodsELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2021·Granted May 16, 2023·0 cites·5 claims
3154US12205605B2Audio signal encoding and decoding method using a neural network model to generate a quantized latent vector, and encoder and decoder for performing the sameELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2022·Granted Jan 21, 2025·0 cites·13 claims
3253US12223426B2Method and apparatus for designing and testing audio codec by using white noise modelingELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2023·Granted Feb 11, 2025·0 cites·12 claims
3353US11580999B2Method and apparatus for encoding and decoding audio signal to reduce quantization noiseELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2021·Granted Feb 14, 2023·0 cites·15 claims
3453US11562757B2Method of encoding and decoding audio signal using linear predictive coding and encoder and decoder performing the methodELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2021·Granted Jan 24, 2023·0 cites·14 claims
3552US12512105B2Method for encoding and decoding audio signal using normalizing flow, and training method thereofELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2023·Granted Dec 30, 2025·0 cites·6 claims
3652US2025006210A1Method of encoding/decoding speech signal and device for performing the sameELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2024·Application pending·0 cites
3752US2024233738A9Apparatus for encoding and decoding audio signals and method of operation thereofELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2023·Application pending·0 cites
3852US2024371383A1Method and apparatus for encoding/decoding audio signalELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2024·Application pending·0 cites
3951US2021074306A1Encoding method and decoding method for audio signal using dynamic model parameter, audio encoding apparatus and audio decoding apparatusELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2020·Application pending·0 cites
4051US2023298599A1Encoding method and encoding device using complex signal and decoding method and decoding device using complex signalELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2023·Application pending·0 cites
4151US2021174815A1Quantization method of latent vector for audio encoding and computing device for performing the methodELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2020·Application pending·0 cites
4250US11657325B2Apparatus and method for augmenting training data using notch filterELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2020·Granted May 23, 2023·0 cites·6 claims
4350US2023335145A1Signal compression method and apparatus, and signal restoration method and apparatusELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2023·Application pending·0 cites
4449US2025104721A1Audio processing method using complex number data, and apparatus for performing sameELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2022·Application pending·0 cites
4549US2023245666A1Encoding method, encoding device, decoding method, and decoding device using scalar quantization and vector quantizationELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2023·Application pending·0 cites
4647US2022238126A1Methods of encoding and decoding audio signal using neural network model, and encoder and decoder for performing the methodsELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2022·Application pending·0 cites
4747US2023230604A1Method of encoding audio signal and encoder, method of decoding audio signal and decoderELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2023·Application pending·0 cites
4847US2020302917A1Method and apparatus for data augmentation using non-negative matrix factorizationELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2019·Application pending·0 cites
4947US2022355664A1Vehicle having voice recognition system and method of controlling the sameHYUNDAI MOTOR CO LTD·Filed 2022·Application pending·0 cites
5045US11545163B2Method and device for determining loss function for audio signalELECTRONICS & TELECOMMUNICATIONS RES INST·Filed 2019·Granted Jan 3, 2023·0 cites·5 claims

Showing the top 50 of 53 patent records by PatentIndex Score.

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →