Chang Hoon Yim

Person

Seoul, KR

People

Patents Grantslast 30 patents

Information Patent Grant
IoT switchgear operation system using sound wave communication
- Patent number 12,118,841
- Issue date Oct 15, 2024
- DANSOLPLUS CO., LTD.
- Chang Soon Yim
- G07 - CHECKING-DEVICES
Information Patent Grant
Sound wave payment system, magnetic field conversion device, and mo...
- Patent number 11,847,632
- Issue date Dec 19, 2023
- DANSOLPLUS CO., LTD.
- Tae Hyun Ryoo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Short-range payment system using sound communication
- Patent number 11,030,611
- Issue date Jun 8, 2021
- DANSOLPLUS CO., LTD.
- Chang Soon Yim
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Device and method for sound wave communication
- Patent number 10,425,184
- Issue date Sep 24, 2019
- DANSOL PLUS CO., LTD.
- Chang Soon Yim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Hybrid error concealment method
- Patent number 8,094,730
- Issue date Jan 10, 2012
- Konkuk University Industrial Cooperation Corp.
- Chang Hoon Yim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Interframe wavelet video coding method
- Patent number 7,292,635
- Issue date Nov 6, 2007
- Samsung Electronics Co., Ltd.
- Chang-hoon Yim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SOUND WAVE PAYMENT SYSTEM, MAGNETIC FIELD CONVERSION DEVICE, AND MO...
- Publication number 20220351178
- Publication date Nov 3, 2022
- SHINHAN CARD CO., LTD.
- Tae Hyun RYOO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
IOT SWITCHGEAR OPERATION SYSTEM USING SOUND WAVE COMMUNICATION
- Publication number 20220237964
- Publication date Jul 28, 2022
- DANSOLPLUS CO., LTD.
- Chang Soon YIM
- G07 - CHECKING-DEVICES
Information Patent Application
SHORT-RANGE PAYMENT SYSTEM USING SOUND COMMUNICATION
- Publication number 20190362336
- Publication date Nov 28, 2019
- DANSOLPLUS CO., LTD.
- Chang Soon YIM
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DEVICE AND METHOD FOR SOUND WAVE COMMUNICATION
- Publication number 20170288805
- Publication date Oct 5, 2017
- DANSOL PLUS CO., LTD.
- Chang Soon YIM
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD OF GENERATING FORWARD ERROR CORRECTION PACKET AND SERVER AND...
- Publication number 20130346831
- Publication date Dec 26, 2013
- INDUSTRIAL COOPERATION FOUNDATION HALLA UNIVERSITY
- Ho Jin Ha
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HYBRID ERROR CONCEALMENT METHOD
- Publication number 20070153898
- Publication date Jul 5, 2007
- Konkuk University Industrial Cooperation Corp.
- Chang Hoon Yim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Scalable video coding method and apparatus using pre-decoder
- Publication number 20050047503
- Publication date Mar 3, 2005
- SAMSUNG ELECTRONICS CO., LTD.
- Woo-jin Han
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Adaptive interframe wavelet video coding method, computer readable...
- Publication number 20050047508
- Publication date Mar 3, 2005
- SAMSUNG ELECTRONICS CO., LTD.
- Ho-jin Ha
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Interframe wavelet video coding method
- Publication number 20050013371
- Publication date Jan 20, 2005
- SAMSUNG ELECTRONICS CO., LTD.
- Chang-hoon Yim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Chang Hoon Yim

Person

Patents Grantslast 30 patents

IoT switchgear operation system using sound wave communication

Sound wave payment system, magnetic field conversion device, and mo...

Short-range payment system using sound communication

Device and method for sound wave communication

Hybrid error concealment method

Interframe wavelet video coding method

Patents Applicationslast 30 patents

SOUND WAVE PAYMENT SYSTEM, MAGNETIC FIELD CONVERSION DEVICE, AND MO...

IOT SWITCHGEAR OPERATION SYSTEM USING SOUND WAVE COMMUNICATION

SHORT-RANGE PAYMENT SYSTEM USING SOUND COMMUNICATION

DEVICE AND METHOD FOR SOUND WAVE COMMUNICATION

METHOD OF GENERATING FORWARD ERROR CORRECTION PACKET AND SERVER AND...

HYBRID ERROR CONCEALMENT METHOD

Scalable video coding method and apparatus using pre-decoder

Adaptive interframe wavelet video coding method, computer readable...

Interframe wavelet video coding method