Inventor
Ji Kangling
CN39 patents
Patents
39 patentsUS11538515B2Dec 27, 2022
DRAM memory
CHANGXIN MEMORY TECH INC13 citations85
US11599417B2Mar 7, 2023
Error correction system
CHANGXIN MEMORY TECH INC5 citations73
US11380368B2Jul 5, 2022
Chips and electronics devices
CHANGXIN MEMORY TECH INC3 citations73
US11863179B2Jan 2, 2024
Voltage conversion circuit
CHANGXIN MEMORY TECH INC2 citations72
US11451219B2Sep 20, 2022
Delay circuit and delay structure
CHANGXIN MEMORY TECH INC5 citations71
US12323161B2Jun 3, 2025
Error correction circuit and data transmission method
CHANGXIN MEMORY TECH INC0 citations62
US12094563B2Sep 17, 2024
Signal line structure, signal line driving method, and signal line circuit
CHANGXIN MEMORY TECH INC0 citations62
US11886292B2Jan 30, 2024
Memory system
CHANGXIN MEMORY TECH INC0 citations62
US11887658B2Jan 30, 2024
Data writing method
CHANGXIN MEMORY TECH INC0 citations62
US11687402B2Jun 27, 2023
Data transmission circuit and memory
CHANGXIN MEMORY TECH INC0 citations62
US11402431B2Aug 2, 2022
Detection circuit and detection method
CHANGXIN MEMORY TECH INC0 citations62
US12327600B2Jun 10, 2025
Memory with error checking and correcting unit
CHANGXIN MEMORY TECH INC0 citations61
US11894089B2Feb 6, 2024
Memory with error checking and correcting unit
CHANGXIN MEMORY TECH INC0 citations61
US12249398B2Mar 11, 2025
Data transmission circuit, data transmission method and storage device
CHANGXIN MEMORY TECH INC0 citations60
US12106821B2Oct 1, 2024
Data transmission circuit, method of making it, and storage device
CHANGXIN MEMORY TECH INC0 citations60
US12564042B2Feb 24, 2026
Semiconductor structure and layout structure
CHANGXIN MEMORY TECH INC0 citations52
US12424268B2Sep 23, 2025
Memory and operating method therefor
CHANGXIN MEMORY TECH INC0 citations51
US12406706B2Sep 2, 2025
Timing sequence control circuit, timing sequence control method, and semiconductor memory
CHANGXIN MEMORY TECH INC0 citations51
US12315557B2May 27, 2025
Memory and method of operation with dummy and loaded route
CHANGXIN MEMORY TECH INC0 citations51
US12301237B2May 13, 2025
Voltage conversion circuit and memory
CHANGXIN MEMORY TECH INC0 citations51
US12224039B2Feb 11, 2025
Address signal transmission circuit, address signal transmission method and storage system
CHANGXIN MEMORY TECH INC0 citations51
US12086025B2Sep 10, 2024
Data transmission circuit and data transmission method
CHANGXIN MEMORY TECH INC0 citations51
US11990201B2May 21, 2024
Storage system
CHANGXIN MEMORY TECH INC0 citations51
US11971780B2Apr 30, 2024
Data error correction circuit and data transmission circuit
CHANGXIN MEMORY TECH INC0 citations51
US11935616B2Mar 19, 2024
Comparison system
CHANGXIN MEMORY TECH INC0 citations51
US11880585B2Jan 23, 2024
Semiconductor memory and method for writing data
CHANGXIN MEMORY TECH INC0 citations51
US11861232B2Jan 2, 2024
Storage system and data writing method thereof
CHANGXIN MEMORY TECH INC0 citations51
US11853551B2Dec 26, 2023
Storage system and data reading method thereof
CHANGXIN MEMORY TECH INC0 citations51
US11853240B2Dec 26, 2023
Data transmission circuit, data transmission method, and memory
CHANGXIN MEMORY TECH INC0 citations51
US11847073B2Dec 19, 2023
Data path interface circuit, memory and memory system
CHANGXIN MEMORY TECH INC0 citations51
US11791009B2Oct 17, 2023
Error correction system
CHANGXIN MEMORY TECH INC0 citations51
US11698830B2Jul 11, 2023
Semiconductor memory
CHANGXIN MEMORY TECH INC0 citations51
US11693786B2Jul 4, 2023
Semiconductor memory device with mapping factor generating unit for improving reliability
CHANGXIN MEMORY TECH INC0 citations51
US11671106B2Jun 6, 2023
Pulse signal generation circuit and method, and memory
CHANGXIN MEMORY TECH INC0 citations51
US11323116B2May 3, 2022
Multi-level drive data transmission circuit and method
CHANGXIN MEMORY TECH INC0 citations51
US12199645B2Jan 14, 2025
Parallel-to-serial conversion circuit, parallel-to-serial conversion circuit layout, and memory
CHANGXIN MEMORY TECH INC0 citations50
US12047069B2Jul 23, 2024
Parallel-to-serial conversion circuit, parallel-to-serial conversion circuit layout, and memory
CHANGXIN MEMORY TECH INC0 citations50
US11676642B2Jun 13, 2023
Memory for implementing at least one of reading or writing command
CHANGXIN MEMORY TECH INC0 citations50
US11899936B2Feb 13, 2024
Data transmission circuit, method and storage device
CHANGXIN MEMORY TECH INC0 citations49