Qiandeng LI

Person

Ningde City, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Rechargeable battery monitoring system, battery pack and electric v...
- Patent number 12,294,064
- Issue date May 6, 2025
- CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
- Yanhui Fu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Storage battery monitoring system and method
- Patent number 12,216,175
- Issue date Feb 4, 2025
- CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
- Huixiu Luo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Rechargeable battery monitoring system, battery pack and electric v...
- Patent number 11,760,226
- Issue date Sep 19, 2023
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Jianwei Zhuo
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method for controlling a power-down detection circuit, controller a...
- Patent number 11,656,672
- Issue date May 23, 2023
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Yuqun Zeng
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Detection apparatus of electrochemical impedance spectroscopy and b...
- Patent number 11,650,261
- Issue date May 16, 2023
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Fangjie Zhou
- G01 - MEASURING TESTING
Information Patent Grant
High-voltage interlock system and detection method thereof
- Patent number 11,598,799
- Issue date Mar 7, 2023
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Yuqun Zeng
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Insulation detection circuit, detection method and battery manageme...
- Patent number 11,448,683
- Issue date Sep 20, 2022
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Baohai Du
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Pre-charging circuit and pre-charging method for high voltage batte...
- Patent number 11,404,894
- Issue date Aug 2, 2022
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Dachun Yang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Battery heating system and method
- Patent number 11,394,066
- Issue date Jul 19, 2022
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Yu Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Load state detection circuit and method
- Patent number 11,360,136
- Issue date Jun 14, 2022
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Yuqun Zeng
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
High voltage interlock circuit and detection method
- Patent number 11,320,481
- Issue date May 3, 2022
- Contemporary Amperex Tectaology Co., Limited
- Jinglin Li
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Battery heating system and method
- Patent number 11,283,116
- Issue date Mar 22, 2022
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Yu Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Detection circuit and method
- Patent number 11,258,278
- Issue date Feb 22, 2022
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Jianwei Zhuo
- G01 - MEASURING TESTING
Information Patent Grant
High voltage detection circuit and method
- Patent number 11,150,302
- Issue date Oct 19, 2021
- Contemporary Amperex Technology Co., Limited
- Jirong Huo
- G01 - MEASURING TESTING
Information Patent Grant
Battery management system and energy storage power station
- Patent number 11,095,131
- Issue date Aug 17, 2021
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Fangjie Zhou
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Battery management system
- Patent number 11,095,132
- Issue date Aug 17, 2021
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Huixiu Luo
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Battery pack temperature detection system
- Patent number 11,088,405
- Issue date Aug 10, 2021
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Yuqun Zeng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Control system
- Patent number 11,088,553
- Issue date Aug 10, 2021
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Yanhui Fu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Insulation detection method
- Patent number 11,085,960
- Issue date Aug 10, 2021
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Le Chu
- G01 - MEASURING TESTING
Information Patent Grant
Power-down detection circuit and control method
- Patent number 11,048,316
- Issue date Jun 29, 2021
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Yuqun Zeng
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Battery pack management system and control method thereof
- Patent number 11,031,789
- Issue date Jun 8, 2021
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Fupeng Cai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Load state detection circuit and method
- Patent number 10,983,154
- Issue date Apr 20, 2021
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Yuqun Zeng
- G01 - MEASURING TESTING
Information Patent Grant
Insulation detection circuit, detection method and battery manageme...
- Patent number 10,969,419
- Issue date Apr 6, 2021
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Baohai Du
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Insulation detection device and method for energy storage system
- Patent number 10,928,429
- Issue date Feb 23, 2021
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Zhiwei Yan
- G01 - MEASURING TESTING
Information Patent Grant
High-voltage interlock system and detection method thereof
- Patent number 10,870,353
- Issue date Dec 22, 2020
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Yuqun Zeng
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Control apparatus and power supply system
- Patent number 10,814,726
- Issue date Oct 27, 2020
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Yuqun Zeng
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Sampling detection circuit and method for detecting a circuit malfu...
- Patent number 10,725,114
- Issue date Jul 28, 2020
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Fuming Ye
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
BATTERY PACK ACTIVE FUSE CONTROL APPARATUS
- Publication number 20240213765
- Publication date Jun 27, 2024
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Jing YANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DETECTION APPARATUS OF ELECTROCHEMICAL IMPEDANCE SPECTROSCOPY AND B...
- Publication number 20230064240
- Publication date Mar 2, 2023
- Contemporary Amperex Technology Co., Limited
- Fangjie ZHOU
- G01 - MEASURING TESTING
Information Patent Application
STORAGE BATTERY MONITORING SYSTEM AND METHOD
- Publication number 20220137152
- Publication date May 5, 2022
- Contemporary Amperex Technology Co., Limited
- Huixiu LUO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR CONTROLLING A POWER-DOWN DETECTION CIRCUIT, CONTROLLER A...
- Publication number 20210263580
- Publication date Aug 26, 2021
- Contemporary Amperex Technology Co., Limited
- Yuqun ZENG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INSULATION DETECTION CIRCUIT, DETECTION METHOD AND BATTERY MANAGEME...
- Publication number 20210231726
- Publication date Jul 29, 2021
- Contemporary Amperex Technology Co., Limited
- Baohai DU
- G01 - MEASURING TESTING
Information Patent Application
LOAD STATE DETECTION CIRCUIT AND METHOD
- Publication number 20210199706
- Publication date Jul 1, 2021
- Contemporary Amperex Technology Co., Limited
- Yuqun ZENG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
RECHARGEABLE BATTERY MONITORING SYSTEM, BATTERY PACK AND ELECTRIC V...
- Publication number 20210107377
- Publication date Apr 15, 2021
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Jianwei ZHUO
- B60 - VEHICLES IN GENERAL
Information Patent Application
RECHARGEABLE BATTERY MONITORING SYSTEM, BATTERY PACK AND ELECTRIC V...
- Publication number 20210104781
- Publication date Apr 8, 2021
- CONTEMPORARY AMPEREX TECHNOLOGY CO.,LIMITED
- Yanhui Fu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HIGH-VOLTAGE INTERLOCK SYSTEM AND DETECTION METHOD THEREOF
- Publication number 20210039498
- Publication date Feb 11, 2021
- Contemporary Amperex Technology Co., Limited
- Yuqun ZENG
- B60 - VEHICLES IN GENERAL
Information Patent Application
BATTERY HEATING SYSTEM AND METHOD
- Publication number 20210036388
- Publication date Feb 4, 2021
- Contemporary Amperex Technology Co., Limited
- Yu LIU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BATTERY HEATING SYSTEM AND METHOD
- Publication number 20200350649
- Publication date Nov 5, 2020
- Contemporary Amperex Technology Co., Limited
- Yu LIU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HIGH VOLTAGE INTERLOCK CIRCUIT AND DETECTION METHOD
- Publication number 20200274289
- Publication date Aug 27, 2020
- Contemporary Amperex Technology Co., Limited
- Jinglin Li
- B60 - VEHICLES IN GENERAL
Information Patent Application
HIGH VOLTAGE DETECTION CIRCUIT AND METHOD
- Publication number 20200271726
- Publication date Aug 27, 2020
- Contemporary Amperex Technology Co., Limited
- Jirong HUO
- G01 - MEASURING TESTING
Information Patent Application
BATTERY MANAGEMENT SYSTEM
- Publication number 20200274369
- Publication date Aug 27, 2020
- Contemporary Amperex Technology Co., Limited
- Huixiu LUO
- B60 - VEHICLES IN GENERAL
Information Patent Application
DETECTION CIRCUIT AND METHOD
- Publication number 20200274374
- Publication date Aug 27, 2020
- Contemporary Amperex Technology Co., Limited
- Jianwei ZHUO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CONTROL SYSTEM
- Publication number 20200251918
- Publication date Aug 6, 2020
- Contemporary Amperex Technology Co., Limited
- Yanhui FU
- B60 - VEHICLES IN GENERAL
Information Patent Application
PRE-CHARGING CIRCUIT AND PRE-CHARGING METHOD FOR HIGH VOLTAGE BATTE...
- Publication number 20200235586
- Publication date Jul 23, 2020
- Contemporary Amperex Technology Co., Limited
- Dachun YANG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INSULATION DETECTION CIRCUIT, DETECTION METHOD AND BATTERY MANAGEME...
- Publication number 20200225275
- Publication date Jul 16, 2020
- Contemporary Amperex Technology Co., Limited
- Baohai DU
- B60 - VEHICLES IN GENERAL
Information Patent Application
CONTROL APPARATUS AND POWER SUPPLY SYSTEM
- Publication number 20200094680
- Publication date Mar 26, 2020
- Contemporary Amperex Technology Co., Limited
- Yuqun ZENG
- B60 - VEHICLES IN GENERAL
Information Patent Application
HIGH-VOLTAGE INTERLOCK SYSTEM AND DETECTION METHOD THEREOF
- Publication number 20200094682
- Publication date Mar 26, 2020
- Contemporary Amperex Technology Co., Limited
- Yuqun ZENG
- B60 - VEHICLES IN GENERAL
Information Patent Application
BATTERY PACK TEMPERATURE DETECTION SYSTEM
- Publication number 20200088801
- Publication date Mar 19, 2020
- Contemporary Amperex Technology Co., Limited
- Yuqun ZENG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
LOAD STATE DETECTION CIRCUIT AND METHOD
- Publication number 20200088778
- Publication date Mar 19, 2020
- Contemporary Amperex Technology Co., Limited
- Yuqun ZENG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SAMPLING ASSEMBLY AND BATTERY PACK
- Publication number 20200088799
- Publication date Mar 19, 2020
- Contemporary Amperex Technology Co., Limited
- Yuqun ZENG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POWER-DOWN DETECTION CIRCUIT AND CONTROL METHOD
- Publication number 20200089304
- Publication date Mar 19, 2020
- Contemporary Amperex Technology Co., Limited
- Yuqun ZENG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INSULATION DETECTION METHOD
- Publication number 20200072896
- Publication date Mar 5, 2020
- Contemporary Amperex Technology Co., Limited
- Le CHU
- G01 - MEASURING TESTING
Information Patent Application
INSULATION DETECTION DEVICE AND METHOD FOR ENERGY STORAGE SYSTEM
- Publication number 20200025814
- Publication date Jan 23, 2020
- Contemporary Amperex Technology Co., Limited
- Zhiwei YAN
- G01 - MEASURING TESTING
Information Patent Application
SAMPLING DETECTION CIRCUIT AND METHOD FOR DETECTING A CIRCUIT MALFU...
- Publication number 20200025833
- Publication date Jan 23, 2020
- Contemporary Amperex Technology Co., Limited
- Fuming YE
- G01 - MEASURING TESTING
Information Patent Application
BATTERY PACK MANAGEMENT SYSTEM AND CONTROL METHOD THEREOF
- Publication number 20200006955
- Publication date Jan 2, 2020
- Contemporary Amperex Technology Co., Limited
- Fupeng CAI
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BATTERY MANAGEMENT SYSTEM AND ENERGY STORAGE POWER STATION
- Publication number 20200006961
- Publication date Jan 2, 2020
- Contemporary Amperex Technology Co., Limited
- Fangjie ZHOU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Qiandeng LI

Person

Patents Grantslast 30 patents

Rechargeable battery monitoring system, battery pack and electric v...

Storage battery monitoring system and method

Rechargeable battery monitoring system, battery pack and electric v...

Method for controlling a power-down detection circuit, controller a...

Detection apparatus of electrochemical impedance spectroscopy and b...

High-voltage interlock system and detection method thereof

Insulation detection circuit, detection method and battery manageme...

Pre-charging circuit and pre-charging method for high voltage batte...

Battery heating system and method

Load state detection circuit and method

High voltage interlock circuit and detection method

Battery heating system and method

Detection circuit and method

High voltage detection circuit and method

Battery management system and energy storage power station

Battery management system

Battery pack temperature detection system

Control system

Insulation detection method

Power-down detection circuit and control method

Battery pack management system and control method thereof

Load state detection circuit and method

Insulation detection circuit, detection method and battery manageme...

Insulation detection device and method for energy storage system

High-voltage interlock system and detection method thereof

Control apparatus and power supply system

Sampling detection circuit and method for detecting a circuit malfu...

Patents Applicationslast 30 patents

BATTERY PACK ACTIVE FUSE CONTROL APPARATUS

DETECTION APPARATUS OF ELECTROCHEMICAL IMPEDANCE SPECTROSCOPY AND B...

STORAGE BATTERY MONITORING SYSTEM AND METHOD

METHOD FOR CONTROLLING A POWER-DOWN DETECTION CIRCUIT, CONTROLLER A...

INSULATION DETECTION CIRCUIT, DETECTION METHOD AND BATTERY MANAGEME...

LOAD STATE DETECTION CIRCUIT AND METHOD

RECHARGEABLE BATTERY MONITORING SYSTEM, BATTERY PACK AND ELECTRIC V...

RECHARGEABLE BATTERY MONITORING SYSTEM, BATTERY PACK AND ELECTRIC V...

HIGH-VOLTAGE INTERLOCK SYSTEM AND DETECTION METHOD THEREOF

BATTERY HEATING SYSTEM AND METHOD

BATTERY HEATING SYSTEM AND METHOD

HIGH VOLTAGE INTERLOCK CIRCUIT AND DETECTION METHOD

HIGH VOLTAGE DETECTION CIRCUIT AND METHOD

BATTERY MANAGEMENT SYSTEM

DETECTION CIRCUIT AND METHOD

CONTROL SYSTEM

PRE-CHARGING CIRCUIT AND PRE-CHARGING METHOD FOR HIGH VOLTAGE BATTE...

INSULATION DETECTION CIRCUIT, DETECTION METHOD AND BATTERY MANAGEME...

CONTROL APPARATUS AND POWER SUPPLY SYSTEM

HIGH-VOLTAGE INTERLOCK SYSTEM AND DETECTION METHOD THEREOF

BATTERY PACK TEMPERATURE DETECTION SYSTEM

LOAD STATE DETECTION CIRCUIT AND METHOD

SAMPLING ASSEMBLY AND BATTERY PACK

POWER-DOWN DETECTION CIRCUIT AND CONTROL METHOD

INSULATION DETECTION METHOD

INSULATION DETECTION DEVICE AND METHOD FOR ENERGY STORAGE SYSTEM

SAMPLING DETECTION CIRCUIT AND METHOD FOR DETECTING A CIRCUIT MALFU...

BATTERY PACK MANAGEMENT SYSTEM AND CONTROL METHOD THEREOF

BATTERY MANAGEMENT SYSTEM AND ENERGY STORAGE POWER STATION