Inventor
SEOL CHANGKYU
KR45 patents
⚠️ This page may combine multiple inventors who share the name “SEOL CHANGKYU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAMSUNG ELECTRONICS CO LTD
36 patentsUS11449274B2Sep 20, 2022
Memory device, data outputting method thereof, and memory system having the same
SAMSUNG ELECTRONICS CO LTD10 citations83
US9734898B2Aug 15, 2017
Memory controller having state shaping engine and method of operating same
SAMSUNG ELECTRONICS CO LTD15 citations83
US9552887B2Jan 24, 2017
Semiconductor memory systems using regression analysis and read methods thereof
SAMSUNG ELECTRONICS CO LTD7 citations83
US9411679B2Aug 9, 2016
Code modulation encoder and decoder, memory controller including them, and flash memory system
SAMSUNG ELECTRONICS CO LTD4 citations73
US11620505B2Apr 4, 2023
Neuromorphic package devices and neuromorphic computing systems
SAMSUNG ELECTRONICS CO LTD5 citations72
US11929772B2Mar 12, 2024
Circuit configured to compensate for timing skew and operation method thereof
SAMSUNG ELECTRONICS CO LTD4 citations71
US11372551B2Jun 28, 2022
Memory controllers for performing state shaping operation, memory systems including the memory controllers, and methods of operating the same
SAMSUNG ELECTRONICS CO LTD4 citations71
US9766973B2Sep 19, 2017
Operating method of memory controller and nonvolatile memory device
SAMSUNG ELECTRONICS CO LTD4 citations71
US9105359B2Aug 11, 2015
Nonvolatile memory device and error correction methods thereof
SAMSUNG ELECTRONICS CO LTD2 citations63
US12323165B2Jun 3, 2025
Error correction device and error correction method
SAMSUNG ELECTRONICS CO LTD0 citations62
US12052032B2Jul 30, 2024
Error correction using PAM4 modulation
SAMSUNG ELECTRONICS CO LTD0 citations62
US12176926B2Dec 24, 2024
Encoding and decoding apparatuses and methods for implementing multi-mode coding
SAMSUNG ELECTRONICS CO LTD0 citations61
US12170719B2Dec 17, 2024
Electronic device using homomorphic encryption and encrypted data processing method thereof
SAMSUNG ELECTRONICS CO LTD0 citations61
US11942968B2Mar 26, 2024
Transmitter and receiver for 3-level pulse amplitude modulation signaling and system including the same
SAMSUNG ELECTRONICS CO LTD0 citations61
US11824563B2Nov 21, 2023
Encoding and decoding apparatuses and methods for implementing multi-mode coding
SAMSUNG ELECTRONICS CO LTD1 citations61
US11824967B2Nov 21, 2023
Electronic device using homomorphic encryption and encrypted data processing method thereof
SAMSUNG ELECTRONICS CO LTD1 citations61
US11757567B2Sep 12, 2023
Devices and methods for encoding and decoding to implement a maximum transition avoidance coding with minimum overhead
SAMSUNG ELECTRONICS CO LTD1 citations61
US11631444B2Apr 18, 2023
High bandwidth memory system using multilevel signaling
SAMSUNG ELECTRONICS CO LTD0 citations61
US11531871B2Dec 20, 2022
Stacked neuromorphic devices and neuromorphic computing systems
SAMSUNG ELECTRONICS CO LTD0 citations61
US11468306B2Oct 11, 2022
Storage device with artificial intelligence and storage system including the same
SAMSUNG ELECTRONICS CO LTD0 citations61
US11362868B2Jun 14, 2022
Neuromorphic device and neuromorphic system including the same
SAMSUNG ELECTRONICS CO LTD1 citations61
US12100469B2Sep 24, 2024
Receiver receiving multi-level signal, memory device including the same and method of receiving data using the same
SAMSUNG ELECTRONICS CO LTD0 citations60
US11621871B2Apr 4, 2023
Receiver performing background training, memory device including the same and method of receiving data using the same
SAMSUNG ELECTRONICS CO LTD0 citations60
US11501805B2Nov 15, 2022
Receivers for performing reference voltage training and memory systems including the same
SAMSUNG ELECTRONICS CO LTD1 citations60
US11495271B2Nov 8, 2022
Receiver receiving multi-level signal, memory device including the same and method of receiving data using ihe same
SAMSUNG ELECTRONICS CO LTD0 citations60
US12405851B2Sep 2, 2025
Electronic devices and methods of operating the same
SAMSUNG ELECTRONICS CO LTD0 citations59
US11526287B2Dec 13, 2022
Storage device and operating method of storage device
SAMSUNG ELECTRONICS CO LTD0 citations59
US11216338B2Jan 4, 2022
Storage device that performs state shaping of data
SAMSUNG ELECTRONICS CO LTD1 citations58
US12328212B2Jun 10, 2025
Transmitting circuit providing encoded data, electronic device including the same, and method of operating the electronic device including the same
SAMSUNG ELECTRONICS CO LTD0 citations51
US11150987B2Oct 19, 2021
Methods of controlling operation of nonvolatile memory devices and data converters for performing the same
SAMSUNG ELECTRONICS CO LTD0 citations51
US9336887B2May 10, 2016
Nonvolatile memory device including memory cell array with upper and lower word line groups
SAMSUNG ELECTRONICS CO LTD1 citations50
US12572415B2Mar 10, 2026
Semiconductor memory devices with error correction
SAMSUNG ELECTRONICS CO LTD0 citations48
US12431209B2Sep 30, 2025
Memory devices, operating methods of the memory devices, and test systems including the memory devices
SAMSUNG ELECTRONICS CO LTD0 citations48
US12547494B2Feb 10, 2026
Memory controllers and memory systems
SAMSUNG ELECTRONICS CO LTD0 citations47
US10459788B2Oct 29, 2019
Data coding to reduce read-sensing operations in storage device
SAMSUNG ELECTRONICS CO LTD0 citations47
US11762558B2Sep 19, 2023
Storage device having a controller that communicates with each of two memories through separate interfaces
SAMSUNG ELECTRONICS CO LTD0 citations45
SEOL CHANGKYU
4 patentsUS9218159B2Dec 22, 2015
Memory system generating random number and method generating random number
SEOL CHANGKYU10 citations83
US8861267B2Oct 14, 2014
Nonvolatile memory device including memory cell array with upper and lower word line groups
SEOL CHANGKYU10 citations81
US9837156B2Dec 5, 2017
Storage device and operating method of storage device
SEOL CHANGKYU3 citations71
US9905299B2Feb 27, 2018
Nonvolatile memory device and operating method of nonvolatile memory device
SEOL CHANGKYU0 citations49