Weihong Qiu

Person

San Jose, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Two-step inverter for wireless power applications
- Patent number 12,212,249
- Issue date Jan 28, 2025
- Apple Inc.
- Weihong Qiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Device coupling for wireless charging
- Patent number 12,149,093
- Issue date Nov 19, 2024
- Apple Inc.
- Weihong Qiu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Wireless power mode switching
- Patent number 12,100,968
- Issue date Sep 24, 2024
- Apple Inc.
- Lixin Shi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Adaptive timing for high frequency inverters
- Patent number 11,996,767
- Issue date May 28, 2024
- Apple Inc.
- Weihong Qiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Wireless power transfer power control techniques
- Patent number 11,996,707
- Issue date May 28, 2024
- Apple Inc.
- Lixin Shi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Shared power converter for a wireless transmitter device
- Patent number 11,979,030
- Issue date May 7, 2024
- Apple Inc.
- Weihong Qiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Wireless charging system with simultaneous wireless power transfer...
- Patent number 11,710,984
- Issue date Jul 25, 2023
- Apple Inc.
- Weihong Qiu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Wireless power system with coupling-coefficient-based coil selection
- Patent number 11,258,311
- Issue date Feb 22, 2022
- Apple Inc.
- Nan Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Wireless power transmitting devices
- Patent number 11,159,054
- Issue date Oct 26, 2021
- Apple Inc.
- Christopher M. Pinciuc
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Low-profile power converter
- Patent number 11,121,573
- Issue date Sep 14, 2021
- Apple Inc.
- InHwan Oh
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Wireless power system with device movement detection
- Patent number 11,050,307
- Issue date Jun 29, 2021
- Apple Inc.
- Weihong Qiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Wireless charging system with duty cycle control
- Patent number 10,978,899
- Issue date Apr 13, 2021
- Apple Inc.
- Weihong Qiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Wireless power system with resonant circuit tuning
- Patent number 10,923,955
- Issue date Feb 16, 2021
- Apple Inc.
- Nan Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Wireless charging system with multiple communications modes
- Patent number 10,811,913
- Issue date Oct 20, 2020
- Apple Inc.
- Weihong Qiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Wireless charging system with start-up negotiation
- Patent number 10,770,921
- Issue date Sep 8, 2020
- Apple Inc.
- Zaki Moussaoui
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Wireless power system with coupling-coefficient-based coil selection
- Patent number 10,734,847
- Issue date Aug 4, 2020
- Apple Inc.
- Nan Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Shared power converter for a wireless transmitter device
- Patent number 10,734,840
- Issue date Aug 4, 2020
- Apple Inc.
- Weihong Qiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Wirelessly charged devices
- Patent number 10,644,754
- Issue date May 5, 2020
- Apple Inc.
- Weihong Qiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Adaptable power rectifier for wireless charger system
- Patent number 10,644,531
- Issue date May 5, 2020
- Apple Inc.
- Weihong Qiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Wireless charging systems with in-band communications
- Patent number 10,608,468
- Issue date Mar 31, 2020
- Apple Inc.
- Rohan Dayal
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Common mode noise compensation in wireless power systems
- Patent number 10,523,063
- Issue date Dec 31, 2019
- Apple Inc.
- Weihong Qiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Wireless charging system with receiver locating circuitry and forei...
- Patent number 10,505,401
- Issue date Dec 10, 2019
- Apple Inc.
- Heng Yang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Wireless charging systems with multicoil receivers
- Patent number 10,483,786
- Issue date Nov 19, 2019
- Apple Inc.
- Zaki Moussaoui
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Boosted output inverter for electronic devices
- Patent number 10,389,274
- Issue date Aug 20, 2019
- Apple Inc.
- Weihong Qiu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Wireless charging system with inductance imaging
- Patent number 10,326,316
- Issue date Jun 18, 2019
- Apple Inc.
- Heng Yang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Tapped winding flyback converter for multiple output voltages
- Patent number 10,256,733
- Issue date Apr 9, 2019
- Apple Inc.
- Weihong Qiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Zero-voltage-switching scheme for phase shift converters
- Patent number 10,075,055
- Issue date Sep 11, 2018
- Apple Inc.
- Weihong Qiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Artificial ripple modulation control circuitry
- Patent number 9,812,956
- Issue date Nov 7, 2017
- Fairchild Semiconductor Corporation
- Weihong Qiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Active pulse positioning modulator
- Patent number RE46419
- Issue date May 30, 2017
- Intersil Americas LLC
- Robert H. Isham
Information Patent Grant
Sensing a phase-path current in a coupled-inductor power supply
- Patent number 9,602,005
- Issue date Mar 21, 2017
- Intersil Americas LLC
- Shangyang Xiao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
DEVICE COUPLING FOR WIRELESS CHARGING
- Publication number 20250015636
- Publication date Jan 9, 2025
- Apple Inc.
- Weihong Qiu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Wireless Power Mode Switching
- Publication number 20240405609
- Publication date Dec 5, 2024
- Apple Inc.
- Lixin Shi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
WIRELESS POWER SYSTEM
- Publication number 20230420988
- Publication date Dec 28, 2023
- Apple Inc.
- Zaki Moussaoui
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
WIRELESS POWER TRANSFER POWER CONTROL TECHNIQUES
- Publication number 20230100393
- Publication date Mar 30, 2023
- Apple Inc.
- Lixin Shi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Wireless Power Mode Switching
- Publication number 20230059432
- Publication date Feb 23, 2023
- Apple Inc.
- Lixin Shi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Wireless Power Systems With Shared Inductive-Loss Scaling Factors
- Publication number 20220320911
- Publication date Oct 6, 2022
- Apple Inc.
- Adam L. Schwartz
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Wireless Charging System with Simultaneous Wireless Power Transfer...
- Publication number 20210399577
- Publication date Dec 23, 2021
- Apple Inc.
- Weihong Qiu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Wireless Power System
- Publication number 20210265861
- Publication date Aug 26, 2021
- Apple Inc.
- Zaki Moussaoui
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DEVICE COUPLING FOR WIRELESS CHARGING
- Publication number 20210050744
- Publication date Feb 18, 2021
- Apple Inc.
- Weihong Qiu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SHARED POWER CONVERTER FOR A WIRELESS TRANSMITTER DEVICE
- Publication number 20210021158
- Publication date Jan 21, 2021
- Apple Inc.
- Weihong Qiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Wireless Power System With Coupling-Coefficient-Based Coil Selection
- Publication number 20200321811
- Publication date Oct 8, 2020
- Apple Inc.
- Nan Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Wireless Power System With Dynamic Battery Charging
- Publication number 20200099257
- Publication date Mar 26, 2020
- Apple Inc.
- Weihong Qiu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Wireless Charging System With Multiple Communications Modes
- Publication number 20200044491
- Publication date Feb 6, 2020
- Apple Inc.
- Weihong Qiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Wireless Power Transmitting Devices
- Publication number 20200036229
- Publication date Jan 30, 2020
- Apple Inc.
- Christopher M. Pinciuc
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Wireless Power System With Resonant Circuit Tuning
- Publication number 20190067978
- Publication date Feb 28, 2019
- Apple Inc.
- Nan Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Wireless Power System With Coupling-Coefficient-Based Coil Selection
- Publication number 20190067992
- Publication date Feb 28, 2019
- Apple Inc.
- Nan Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Boosted-Output Inverter for Electronic Devices
- Publication number 20180294742
- Publication date Oct 11, 2018
- Apple Inc.
- Weihong Qiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Common Mode Noise Compensation in Wireless Power Systems
- Publication number 20180294682
- Publication date Oct 11, 2018
- Apple Inc.
- Weihong Qiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Wireless Charging System With Start-up Negotiation
- Publication number 20180233956
- Publication date Aug 16, 2018
- Apple Inc.
- Zaki Moussaoui
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Wireless Charging System With Protection Circuitry
- Publication number 20180233942
- Publication date Aug 16, 2018
- Apple Inc.
- Weihong Qiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Wireless Charging System With Inductance Imaging
- Publication number 20180233954
- Publication date Aug 16, 2018
- Apple Inc.
- Heng Yang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Wireless Charging System With Duty Cycle Control
- Publication number 20180219405
- Publication date Aug 2, 2018
- Apple Inc.
- Weihong Qiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Wireless Charging System With Receiver Locating Circuitry and Forei...
- Publication number 20180219421
- Publication date Aug 2, 2018
- Apple Inc.
- Heng Yang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
WIRELESSLY CHARGED DEVICES
- Publication number 20180069601
- Publication date Mar 8, 2018
- Apple Inc.
- Weihong Qiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Shared Power Converter for a Wireless Transmitter Device
- Publication number 20180062442
- Publication date Mar 1, 2018
- Apple Inc.
- Weihong Qiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Wireless Charging Systems with Multicoil Receivers
- Publication number 20180013310
- Publication date Jan 11, 2018
- Apple Inc.
- Zaki Moussaoui
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Wireless Charging Systems with In-Band Communications
- Publication number 20170373537
- Publication date Dec 28, 2017
- Apple Inc.
- Rohan Dayal
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Zero-Voltage-Switching Scheme for Phase Shift Converters
- Publication number 20170093269
- Publication date Mar 30, 2017
- Apple Inc.
- Weihong Qiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Tapped Winding Flyback Converter for Multiple Output Voltages
- Publication number 20170093290
- Publication date Mar 30, 2017
- Apple Inc.
- Weihong Qiu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ARTIFICIAL RIPPLE MODULATION CONTROL CIRCUITRY
- Publication number 20160285368
- Publication date Sep 29, 2016
- Fairchild Semiconductor Corporation
- Weihong QIU
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Weihong Qiu

Person

Patents Grantslast 30 patents

Two-step inverter for wireless power applications

Device coupling for wireless charging

Wireless power mode switching

Adaptive timing for high frequency inverters

Wireless power transfer power control techniques

Shared power converter for a wireless transmitter device

Wireless charging system with simultaneous wireless power transfer...

Wireless power system with coupling-coefficient-based coil selection

Wireless power transmitting devices

Low-profile power converter

Wireless power system with device movement detection

Wireless charging system with duty cycle control

Wireless power system with resonant circuit tuning

Wireless charging system with multiple communications modes

Wireless charging system with start-up negotiation

Wireless power system with coupling-coefficient-based coil selection

Shared power converter for a wireless transmitter device

Wirelessly charged devices

Adaptable power rectifier for wireless charger system

Wireless charging systems with in-band communications

Common mode noise compensation in wireless power systems

Wireless charging system with receiver locating circuitry and forei...

Wireless charging systems with multicoil receivers

Boosted output inverter for electronic devices

Wireless charging system with inductance imaging

Tapped winding flyback converter for multiple output voltages

Zero-voltage-switching scheme for phase shift converters

Artificial ripple modulation control circuitry

Active pulse positioning modulator

Sensing a phase-path current in a coupled-inductor power supply

Patents Applicationslast 30 patents

DEVICE COUPLING FOR WIRELESS CHARGING

Wireless Power Mode Switching

WIRELESS POWER SYSTEM

WIRELESS POWER TRANSFER POWER CONTROL TECHNIQUES

Wireless Power Mode Switching

Wireless Power Systems With Shared Inductive-Loss Scaling Factors

Wireless Charging System with Simultaneous Wireless Power Transfer...

Wireless Power System

DEVICE COUPLING FOR WIRELESS CHARGING

SHARED POWER CONVERTER FOR A WIRELESS TRANSMITTER DEVICE

Wireless Power System With Coupling-Coefficient-Based Coil Selection

Wireless Power System With Dynamic Battery Charging

Wireless Charging System With Multiple Communications Modes

Wireless Power Transmitting Devices

Wireless Power System With Resonant Circuit Tuning

Wireless Power System With Coupling-Coefficient-Based Coil Selection

Boosted-Output Inverter for Electronic Devices

Common Mode Noise Compensation in Wireless Power Systems

Wireless Charging System With Start-up Negotiation

Wireless Charging System With Protection Circuitry

Wireless Charging System With Inductance Imaging

Wireless Charging System With Duty Cycle Control

Wireless Charging System With Receiver Locating Circuitry and Forei...

WIRELESSLY CHARGED DEVICES

Shared Power Converter for a Wireless Transmitter Device

Wireless Charging Systems with Multicoil Receivers

Wireless Charging Systems with In-Band Communications

Zero-Voltage-Switching Scheme for Phase Shift Converters

Tapped Winding Flyback Converter for Multiple Output Voltages

ARTIFICIAL RIPPLE MODULATION CONTROL CIRCUITRY