P

Inventor

TIAN KAI

US45 patents
⚠️ This page may combine multiple inventors who share the name “TIAN KAI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CHANGXIN MEMORY TECH INC

23 patents
US12088091B2Sep 10, 2024

Electrostatic discharge protection circuit for chip

CHANGXIN MEMORY TECH INC2 citations73
US11380368B2Jul 5, 2022

Chips and electronics devices

CHANGXIN MEMORY TECH INC3 citations73
US11881858B2Jan 23, 2024

Clock generation circuit, memory and method for calibrating clock duty cycle

CHANGXIN MEMORY TECH INC2 citations69
US12277992B2Apr 15, 2025

Memory device and ZQ calibration method

CHANGXIN MEMORY TECH INC1 citations64
US11398270B2Jul 26, 2022

Input buffer circuit, intelligent optimization method, and semiconductor memory thereof

CHANGXIN MEMORY TECH INC0 citations62
US12046320B2Jul 23, 2024

Circuit for controlling calibration, electronic device, and method for controlling calibration

CHANGXIN MEMORY TECH INC0 citations60
US12531113B2Jan 20, 2026

Single-loop memory device, double-loop memory device, and ZQ calibration method

CHANGXIN MEMORY TECH INC0 citations52
US12437799B2Oct 7, 2025

Memory device and ZQ calibration method

CHANGXIN MEMORY TECH INC0 citations52
US12431213B2Sep 30, 2025

Circuit for calibration control, electronic device and method for calibration control

CHANGXIN MEMORY TECH INC0 citations52
US12354703B2Jul 8, 2025

Memory device and ZQ calibration method

CHANGXIN MEMORY TECH INC0 citations52
US12316106B2May 27, 2025

Electrostatic protection circuit for controlling a secondary monitoring unit by a control circuit

CHANGXIN MEMORY TECH INC0 citations52
US12218673B2Feb 4, 2025

Comparator circuit, method for correcting mismatch and memory

CHANGXIN MEMORY TECH INC0 citations52
US12100946B2Sep 24, 2024

Electrostatic protection circuit and chip

CHANGXIN MEMORY TECH INC0 citations52
US12088092B2Sep 10, 2024

Electrostatic discharge protection circuit for chip

CHANGXIN MEMORY TECH INC0 citations52
US12081018B2Sep 3, 2024

Electrostatic discharge protection network for chip

CHANGXIN MEMORY TECH INC0 citations52
US11295804B2Apr 5, 2022

Output circuit and chip

CHANGXIN MEMORY TECH INC0 citations52
US11164849B2Nov 2, 2021

Chip assembly and chip

CHANGXIN MEMORY TECH INC0 citations52
US12392826B2Aug 19, 2025

Circuit for controlling calibration, electronic device, and method for controlling calibration

CHANGXIN MEMORY TECH INC0 citations50
US11676642B2Jun 13, 2023

Memory for implementing at least one of reading or writing command

CHANGXIN MEMORY TECH INC0 citations50
US12400953B2Aug 26, 2025

Electro static discharge circuit and memory

CHANGXIN MEMORY TECH INC0 citations49
US12271673B2Apr 8, 2025

Oscillator layout

CHANGXIN MEMORY TECH INC0 citations48
US11935621B2Mar 19, 2024

Calibration circuit, memory and calibration method

CHANGXIN MEMORY TECH INC0 citations48
US11855636B2Dec 26, 2023

Oscillator and clock generation circuit

CHANGXIN MEMORY TECH INC0 citations48

ABB SCHWEIZ AG

7 patents

MGI TECH CO LTD

3 patents

HONEYWELL INT INC

3 patents

UNIV MISSOURI

2 patents

SHANGHAI TIANMA MICRO ELECT CO

2 patents

CHENG ZHONGYUAN

1 patent

TIAN KAI

1 patent

Gu li-qun

1 patent

HUAWEI TECH CO LTD

1 patent

BEIJING SOGOU TECH DEV CO

1 patent