Zhi Hua Song

Person

San Jose, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Current control for LED pixel arrays
- Patent number 12,167,515
- Issue date Dec 10, 2024
- Lumileds LLC
- Zhi Hua Song
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Voltage supply amplitude modulation driving outlier microLEDs
- Patent number 12,160,940
- Issue date Dec 3, 2024
- Lumileds LLC
- Antonio Lopez Julia
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Dynamically regulated micro-LED pixel array
- Patent number 12,089,307
- Issue date Sep 10, 2024
- Lumileds LLC
- Ronald Johannes Bonne
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Micro-LED amplitude control system
- Patent number 12,052,805
- Issue date Jul 30, 2024
- Lumileds LLC
- Antonio Lopez Julia
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
LED driver voltage accounting for temperature estimate
- Patent number 11,935,461
- Issue date Mar 19, 2024
- Lumileds LLC
- Ronald Johannes Bonne
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Current control for LED pixel arrays
- Patent number 11,895,748
- Issue date Feb 6, 2024
- Lumileds LLC
- Zhi Hua Song
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Universal asynchronous receiver/transmitter interface for light emi...
- Patent number 11,889,606
- Issue date Jan 30, 2024
- Lumileds LLC
- Ronald Johannes Bonne
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Dynamically regulated micro-LED pixel array
- Patent number 11,877,367
- Issue date Jan 16, 2024
- Lumileds LLC
- Ronald Johannes Bonne
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Temperature sensing for a micro-LED array
- Patent number 11,864,283
- Issue date Jan 2, 2024
- Lumileds LLC
- Ronald Johannes Bonne
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Light-emitting diode lighting system with wirebonded hybridized device
- Patent number 11,756,947
- Issue date Sep 12, 2023
- Lumileds LLC
- Wan-Ying Sau
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Voltage supply amplitude modulation driving outlier microLEDs
- Patent number 11,743,989
- Issue date Aug 29, 2023
- Lumileds LLC
- Antonio Lopez Julia
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Micro-LED amplitude control system
- Patent number 11,716,800
- Issue date Aug 1, 2023
- Lumileds LLC
- Antonio Lopez Julia
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
DC-DC converter circuit configuration
- Patent number 11,612,031
- Issue date Mar 21, 2023
- Lumileds LLC
- Zhi Hua Song
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
LED pulse width modulation with active turn-off
- Patent number 11,438,982
- Issue date Sep 6, 2022
- Lumileds LLC
- Zhi Hua Song
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
MicroLED power considering outlier pixel dynamic resistance
- Patent number 11,343,888
- Issue date May 24, 2022
- Lumileds LLC
- Antonio Lopez Julia
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Micro-LED amplitude control system
- Patent number 11,343,890
- Issue date May 24, 2022
- Lumileds LLC
- Antonio Lopez Julia
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Tapped single-stage buck converter LED driver
- Patent number 11,246,203
- Issue date Feb 8, 2022
- Lumileds LLC
- Zhi Hua Song
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Tapped single-stage buck converter LED driver
- Patent number 11,233,449
- Issue date Jan 25, 2022
- Lumileds LLC
- Zhi Hua Song
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Powering microLEDs considering outlier pixels
- Patent number 11,191,141
- Issue date Nov 30, 2021
- Lumileds LLC
- Toni Lopez
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Dimmer interface having reduced power consumption
- Patent number 10,841,991
- Issue date Nov 17, 2020
- Lumileds LLC
- Zhi Hua Song
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
DC-DC converter circuit configuration
- Patent number 10,757,767
- Issue date Aug 25, 2020
- Lumileds LLC
- Zhi Hua Song
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Dimmer interface having reduced power consumption
- Patent number 10,462,863
- Issue date Oct 29, 2019
- Lumileds LLC
- Zhi Hua Song
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
CURRENT CONTROL FOR LED PIXEL ARRAYS
- Publication number 20240032171
- Publication date Jan 25, 2024
- Lumileds LLC
- Zhi Hua Song
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
MULTIPLE POWER SUPPLY CIRCUIT FOR LED ARRAY
- Publication number 20230422367
- Publication date Dec 28, 2023
- Zhi Hua Song
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
MICRO-LED AMPLITUDE CONTROL SYSTEM
- Publication number 20230389151
- Publication date Nov 30, 2023
- Lumileds LLC
- Antonio Lopez Julia
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
TEMPERATURE SENSING FOR A MICRO-LED ARRAY
- Publication number 20230345598
- Publication date Oct 26, 2023
- Lumileds LLC
- Ronald Johannes Bonne
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
VOLTAGE SUPPLY AMPLITUDE MODULATION DRIVING OUTLIER MICROLEDS
- Publication number 20230337343
- Publication date Oct 19, 2023
- Lumileds LLC
- Antonio Lopez Julia
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
LED DRIVER VOLTAGE ACCOUNTING FOR TEMPERATURE ESTIMATE
- Publication number 20230186835
- Publication date Jun 15, 2023
- Lumileds LLC
- Ronald Johannes Bonne
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
DYNAMICALLY REGULATED MICRO-LED PIXEL ARRAY
- Publication number 20230021907
- Publication date Jan 26, 2023
- Lumileds LLC
- Ronald Johannes Bonne
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
MICROLED ARRAY WITH ADAPTIVE PWM PHASE SHIFT
- Publication number 20230007743
- Publication date Jan 5, 2023
- Lumileds LLC
- Zhi Hua Song
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
DYNAMICALLY REGULATED MICRO-LED PIXEL ARRAY
- Publication number 20230007747
- Publication date Jan 5, 2023
- Lumileds LLC
- Ronald Johannes Bonne
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CURRENT CONTROL FOR LED PIXEL ARRAYS
- Publication number 20220418069
- Publication date Dec 29, 2022
- Lumileds LLC
- Zhi Hua Song
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
UNIVERSAL ASYNCHRONOUS RECEIVER/TRANSMITTER INTERFACE FOR LIGHT EMI...
- Publication number 20220377866
- Publication date Nov 24, 2022
- Lumileds LLC
- Ronald Johannes Bonne
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
MICRO-LED AMPLITUDE CONTROL SYSTEM
- Publication number 20220248513
- Publication date Aug 4, 2022
- Lumileds LLC
- Antonio Lopez Julia
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
VOLTAGE SUPPLY AMPLITUDE MODULATION DRIVING OUTLIER MICROLEDS
- Publication number 20220191987
- Publication date Jun 16, 2022
- Lumileds LLC
- Antonio Lopez Julia
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
LIGHT-EMITTING DIODE LIGHTING SYSTEM WITH WIREBONDED HYBRIDIZED DEVICE
- Publication number 20210249395
- Publication date Aug 12, 2021
- Lumileds LLC
- Wan-Ying SAU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MICRO-LED AMPLITUDE CONTROL SYSTEM
- Publication number 20210059027
- Publication date Feb 25, 2021
- Toni Lopez
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
LED PULSE WIDTH MODULATION WITH ACTIVE TURN-OFF
- Publication number 20210051781
- Publication date Feb 18, 2021
- Lumileds LLC
- Zhi Hua Song
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
DC-DC CONVERTER CIRCUIT CONFIGURATION
- Publication number 20200337133
- Publication date Oct 22, 2020
- Lumileds LLC
- Zhi Hua Song
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DC-DC CONVERTER CIRCUIT CONFIGURATION
- Publication number 20200113024
- Publication date Apr 9, 2020
- Lumileds Holding B.V.
- Zhi Hua Song
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DIMMER INTERFACE HAVING REDUCED POWER CONSUMPTION
- Publication number 20200060002
- Publication date Feb 20, 2020
- Lumileds LLC
- Zhi Hua Song
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
TAPPED SINGLE-STAGE BUCK CONVERTER LED DRIVER
- Publication number 20190268983
- Publication date Aug 29, 2019
- Lumileds LLC
- Zhi Hua Song
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
TAPPED SINGLE-STAGE BUCK CONVERTER LED DRIVER
- Publication number 20190268984
- Publication date Aug 29, 2019
- Lumileds LLC
- Zhi Hua SONG
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
DIMMER INTERFACE HAVING REDUCED POWER CONSUMPTION
- Publication number 20190191514
- Publication date Jun 20, 2019
- Lumileds LLC
- Zhi Hua Song
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Zhi Hua Song

Person

Patents Grantslast 30 patents

Current control for LED pixel arrays

Voltage supply amplitude modulation driving outlier microLEDs

Dynamically regulated micro-LED pixel array

Micro-LED amplitude control system

LED driver voltage accounting for temperature estimate

Current control for LED pixel arrays

Universal asynchronous receiver/transmitter interface for light emi...

Dynamically regulated micro-LED pixel array

Temperature sensing for a micro-LED array

Light-emitting diode lighting system with wirebonded hybridized device

Voltage supply amplitude modulation driving outlier microLEDs

Micro-LED amplitude control system

DC-DC converter circuit configuration

LED pulse width modulation with active turn-off

MicroLED power considering outlier pixel dynamic resistance

Micro-LED amplitude control system

Tapped single-stage buck converter LED driver

Tapped single-stage buck converter LED driver

Powering microLEDs considering outlier pixels

Dimmer interface having reduced power consumption

DC-DC converter circuit configuration

Dimmer interface having reduced power consumption

Patents Applicationslast 30 patents

CURRENT CONTROL FOR LED PIXEL ARRAYS

MULTIPLE POWER SUPPLY CIRCUIT FOR LED ARRAY

MICRO-LED AMPLITUDE CONTROL SYSTEM

TEMPERATURE SENSING FOR A MICRO-LED ARRAY

VOLTAGE SUPPLY AMPLITUDE MODULATION DRIVING OUTLIER MICROLEDS

LED DRIVER VOLTAGE ACCOUNTING FOR TEMPERATURE ESTIMATE

DYNAMICALLY REGULATED MICRO-LED PIXEL ARRAY

MICROLED ARRAY WITH ADAPTIVE PWM PHASE SHIFT

DYNAMICALLY REGULATED MICRO-LED PIXEL ARRAY

CURRENT CONTROL FOR LED PIXEL ARRAYS

UNIVERSAL ASYNCHRONOUS RECEIVER/TRANSMITTER INTERFACE FOR LIGHT EMI...

MICRO-LED AMPLITUDE CONTROL SYSTEM

VOLTAGE SUPPLY AMPLITUDE MODULATION DRIVING OUTLIER MICROLEDS

LIGHT-EMITTING DIODE LIGHTING SYSTEM WITH WIREBONDED HYBRIDIZED DEVICE

MICRO-LED AMPLITUDE CONTROL SYSTEM

LED PULSE WIDTH MODULATION WITH ACTIVE TURN-OFF

DC-DC CONVERTER CIRCUIT CONFIGURATION

DC-DC CONVERTER CIRCUIT CONFIGURATION

DIMMER INTERFACE HAVING REDUCED POWER CONSUMPTION

TAPPED SINGLE-STAGE BUCK CONVERTER LED DRIVER

TAPPED SINGLE-STAGE BUCK CONVERTER LED DRIVER

DIMMER INTERFACE HAVING REDUCED POWER CONSUMPTION