Xiqun Zhu

Person

Cupertino, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Battery charging cut-off circuit
- Patent number 11,909,255
- Issue date Feb 20, 2024
- Cisco Technology, Inc.
- Xiqun Zhu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Surge protector
- Patent number 11,862,966
- Issue date Jan 2, 2024
- Cisco Technology, Inc.
- Xiqun Zhu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Modular power supply architecture optimized for flat efficiency acr...
- Patent number 11,777,394
- Issue date Oct 3, 2023
- Cisco Technology, Inc.
- Xiqun Zhu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Three-phase AC load unbalance detection and balancing method and ci...
- Patent number 11,682,904
- Issue date Jun 20, 2023
- Cisco Technology, Inc.
- Xiqun Zhu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power factor of AC-DC off-line power supplies under light load cond...
- Patent number 11,522,442
- Issue date Dec 6, 2022
- Cisco Technology, Inc.
- Ruqi Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Battery charging cut-off circuit
- Patent number 11,342,762
- Issue date May 24, 2022
- Cisco Technology, Inc.
- Xiqun Zhu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Active AC power loss detection
- Patent number 11,249,144
- Issue date Feb 15, 2022
- Cisco Technology, Inc.
- Xiqun Zhu
- G01 - MEASURING TESTING
Information Patent Grant
Hot swap inrush current limiter circuit
- Patent number 10,971,923
- Issue date Apr 6, 2021
- Cisco Technology, Inc.
- Xiqun Zhu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Battery charging cut-off circuit
- Patent number 10,868,431
- Issue date Dec 15, 2020
- Cisco Technology, Inc.
- Xiqun Zhu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Active AC power loss detection
- Patent number 10,718,822
- Issue date Jul 21, 2020
- Cisco Technology, Inc.
- Xiqun Zhu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Active AC power loss detection
- Patent number 10,473,729
- Issue date Nov 12, 2019
- Cisco Technology, Inc.
- Xiqun Zhu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
MODULAR POWER SUPPLY ARCHITECTURE OPTIMIZED FOR FLAT EFFICIENCY ACR...
- Publication number 20230361668
- Publication date Nov 9, 2023
- Cisco Technology, Inc.
- Xiqun Zhu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MODULAR POWER SUPPLY ARCHITECTURE OPTIMIZED FOR FLAT EFFICIENCY ACR...
- Publication number 20230344329
- Publication date Oct 26, 2023
- Cisco Technology, Inc.
- Xiqun Zhu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SURGE PROTECTOR
- Publication number 20230122603
- Publication date Apr 20, 2023
- Cisco Technology, Inc.
- Xiqun ZHU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
THREE-PHASE AC LOAD UNBALANCE DETECTION AND BALANCING METHOD AND CI...
- Publication number 20230097568
- Publication date Mar 30, 2023
- Cisco Technology, Inc.
- Xiqun Zhu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BATTERY CHARGING CUT-OFF CIRCUIT
- Publication number 20220216712
- Publication date Jul 7, 2022
- Cisco Technology, Inc.
- Xiqun Zhu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BATTERY CHARGING CUT-OFF CIRCUIT
- Publication number 20210066936
- Publication date Mar 4, 2021
- Cisco Technology, Inc.
- Xiqun Zhu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ACTIVE AC POWER LOSS DETECTION
- Publication number 20200309861
- Publication date Oct 1, 2020
- Cisco Technology, Inc.
- Xiqun Zhu
- G01 - MEASURING TESTING
Information Patent Application
HOT SWAP INRUSH CURRENT LIMITER CIRCUIT
- Publication number 20200067305
- Publication date Feb 27, 2020
- Cisco Technology, Inc.
- Xiqun Zhu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ACTIVE AC POWER LOSS DETECTION
- Publication number 20200041579
- Publication date Feb 6, 2020
- Cisco Technology, Inc.
- Xiqun Zhu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BATTERY CHARGING CUT-OFF CIRCUIT
- Publication number 20190222035
- Publication date Jul 18, 2019
- Cisco Technology, Inc.
- Xiqun Zhu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ACTIVE AC POWER LOSS DETECTION
- Publication number 20180074136
- Publication date Mar 15, 2018
- Cisco Technology, Inc.
- Xiqun Zhu
- G01 - MEASURING TESTING

Person

Patents Grantslast 30 patents

Battery charging cut-off circuit

Surge protector

Modular power supply architecture optimized for flat efficiency acr...

Three-phase AC load unbalance detection and balancing method and ci...

Power factor of AC-DC off-line power supplies under light load cond...

Battery charging cut-off circuit

Active AC power loss detection

Hot swap inrush current limiter circuit

Battery charging cut-off circuit

Active AC power loss detection

Active AC power loss detection

Patents Applicationslast 30 patents

MODULAR POWER SUPPLY ARCHITECTURE OPTIMIZED FOR FLAT EFFICIENCY ACR...

MODULAR POWER SUPPLY ARCHITECTURE OPTIMIZED FOR FLAT EFFICIENCY ACR...

SURGE PROTECTOR

THREE-PHASE AC LOAD UNBALANCE DETECTION AND BALANCING METHOD AND CI...

BATTERY CHARGING CUT-OFF CIRCUIT

BATTERY CHARGING CUT-OFF CIRCUIT

ACTIVE AC POWER LOSS DETECTION

HOT SWAP INRUSH CURRENT LIMITER CIRCUIT

ACTIVE AC POWER LOSS DETECTION

BATTERY CHARGING CUT-OFF CIRCUIT

ACTIVE AC POWER LOSS DETECTION