Joseph Sylvester Chang

Person

Singapore, SG

People

Patents Grantslast 30 patents

Information Patent Grant
Transducer apparatus embodying non-audio sensors for noise-immunity
- Patent number 11,647,330
- Issue date May 9, 2023
- Audio Zoom Pte Ltd
- Joseph Sylvester Chang
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Circuit arrangements and methods for forming the same
- Patent number 11,356,094
- Issue date Jun 7, 2022
- Nanyang Technological University
- Joseph Sylvester Chang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Supply modulator, power amplifier having the same, method for contr...
- Patent number 11,218,122
- Issue date Jan 4, 2022
- Nanyang Technological University
- Joseph Sylvester Chang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Circuit, method for sizing an aspect ratio of transistors of a circ...
- Patent number 11,177,807
- Issue date Nov 16, 2021
- ZERO-ERROR SYSTEMS PTE LTD
- Joseph Sylvester Chang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Transducer apparatus for high speech intelligibility in noisy envir...
- Patent number 11,146,884
- Issue date Oct 12, 2021
- Audio Zoom Pte Ltd
- Joseph Sylvester Chang
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Subpixel circuitry for driving an associated light element, and met...
- Patent number 11,087,674
- Issue date Aug 10, 2021
- Nanyang Technological University
- Joseph Sylvester Chang
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Circuit and method of forming the same
- Patent number 10,930,646
- Issue date Feb 23, 2021
- ZERO-ERROR SYSTEMS PTE LTD
- Joseph Sylvester Chang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Testing device, microfluidic chip and nucleic acid testing method
- Patent number 10,913,068
- Issue date Feb 9, 2021
- Nanyang Technological University
- Joseph Sylvester Chang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method of forming a multilayer structure for a pixelated display an...
- Patent number 10,847,553
- Issue date Nov 24, 2020
- Massachusetts Institute of Technology
- Li Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Amplifier circuit for a parametric transducer and a related audio d...
- Patent number 10,757,506
- Issue date Aug 25, 2020
- Nanyang Technological University
- Joseph Sylvester Chang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method of fabricating an electrical circuit assembly on a flexible...
- Patent number 10,580,830
- Issue date Mar 3, 2020
- Nanyang Technological University
- Joseph Chang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electronic circuit for single-event latch-up detection and protection
- Patent number 10,566,780
- Issue date Feb 18, 2020
- Nanyang Technological University
- Joseph Sylvester Chang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method for providing a voltage reference at a present operating tem...
- Patent number 10,423,175
- Issue date Sep 24, 2019
- Nanyang Technological University
- Joseph Sylvester Chang
- G05 - CONTROLLING REGULATING
Information Patent Grant
Method of generating a pulse width modulation (PWM) signal for an a...
- Patent number 10,044,326
- Issue date Aug 7, 2018
- Nanyang Technological University
- Joseph Sylvester Chang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Dead time circuit for a switching circuit and a switching amplifier
- Patent number 9,866,188
- Issue date Jan 9, 2018
- Nanyang Technological University
- Joseph Sylvester Chang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Digital cell
- Patent number 8,994,406
- Issue date Mar 31, 2015
- Nanyang Technological University
- Joseph Sylvester Chang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Asynchronous-logic circuit for full dynamic voltage control
- Patent number 8,791,717
- Issue date Jul 29, 2014
- Nanyang Technological University
- Joseph Sylvester Chang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Integrating an antenna and a filter in the housing of a device package
- Patent number 7,518,553
- Issue date Apr 14, 2009
- Yue Ping Zhang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital multiplier with reduced spurious switching by means of Latc...
- Patent number 7,206,801
- Issue date Apr 17, 2007
- Chang, Joseph Sylvester
- Joseph Sylvester Chang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Universal self-attaching inductive coupling unit for connecting hea...
- Patent number 6,157,728
- Issue date Dec 5, 2000
- Multitech Products (PTE) Ltd.
- Yit Chow Tong
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SENSOR AND METHOD FOR DETERMINING RELATIVE MOTION BETWEEN TWO OBJECTS
- Publication number 20240337526
- Publication date Oct 10, 2024
- Nanyang Technological University
- Qing ZHANG
- G01 - MEASURING TESTING
Information Patent Application
ANOMALY DETECTION AND PROTECTION
- Publication number 20230288470
- Publication date Sep 14, 2023
- ZERO-ERROR SYSTEMS PTE. LTD.
- Joseph Sylvester CHANG
- G01 - MEASURING TESTING
Information Patent Application
A DEVICE AND METHOD FOR CHARGING ENERGY STORAGE DEVICES
- Publication number 20230261495
- Publication date Aug 17, 2023
- ZERO-ERROR SYSTEMS PTE. LTD.
- Wei SHU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NON-ACOUSTIC SENSOR FOR ACTIVE NOISE CANCELLATION
- Publication number 20230026002
- Publication date Jan 26, 2023
- Audio Zoom Pte Ltd
- Joseph Sylvester CHANG
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
CIRCUIT FOR MITIGATING SINGLE-EVENT-TRANSIENTS
- Publication number 20220368327
- Publication date Nov 17, 2022
- ZERO-ERROR SYSTEMS PTE. LTD.
- Joseph Sylvester CHANG
- G11 - INFORMATION STORAGE
Information Patent Application
SWITCHED-MODE POWER MODULE, A CONTROL CIRCUITRY THEREOF AND A POWER...
- Publication number 20220368220
- Publication date Nov 17, 2022
- ZERO-ERROR SYSTEMS PTE. LTD.
- Joseph Sylvester CHANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
TRANSDUCER APPARATUS: POSITIONING AND HIGH SIGNAL-TO-NOISE-RATIO MI...
- Publication number 20220345814
- Publication date Oct 27, 2022
- Audio Zoom Pte Ltd
- Chai Lung LEE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TRANSUCER APPARATUS EMBODYING NON-AUDIO SENSORS FOR NOISE-IMMUNITY
- Publication number 20210314700
- Publication date Oct 7, 2021
- Audio Zoom Pte Ltd
- Joseph Sylvester CHANG
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
SUPPLY MODULATOR, POWER AMPLIFIER HAVING THE SAME, METHOD FOR CONTR...
- Publication number 20210250002
- Publication date Aug 12, 2021
- Nanyang Technological University
- Joseph Sylvester CHANG
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
CIRCUIT ARRANGEMENTS AND METHODS FOR FORMING THE SAME
- Publication number 20210083665
- Publication date Mar 18, 2021
- Nanyang Technological University
- Joseph Sylvester CHANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CIRCUIT, METHOD FOR SIZING AN ASPECT RATIO OF TRANSISTORS OF A CIRC...
- Publication number 20210058083
- Publication date Feb 25, 2021
- Nanyang Technological University
- Joseph Sylvester CHANG
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
CIRCUIT AND METHOD OF FORMING THE SAME
- Publication number 20200126971
- Publication date Apr 23, 2020
- Nanyang Technological University
- Joseph Sylvester Chang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
TRANSDUCER APPARATUS FOR HIGH SPEECH INTELLIGIBILITY IN NOISY ENVIR...
- Publication number 20200059717
- Publication date Feb 20, 2020
- Audio Zoom Pte Ltd
- Joseph Sylvester CHANG
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Subpixel Circuit, And Display System And Electronic Device Having T...
- Publication number 20190392755
- Publication date Dec 26, 2019
- Nanyang Technological University
- Joseph Sylvester Chang
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
METHOD OF FORMING A MULTILAYER STRUCTURE FOR A PIXELATED DISPLAY AN...
- Publication number 20190355766
- Publication date Nov 21, 2019
- Massachusetts Institute of Technology
- Li ZHANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
A METHOD OF FABRICATING AN ELECTRICAL CIRCUIT ASSEMBLY ON A FLEXIBL...
- Publication number 20190305048
- Publication date Oct 3, 2019
- Nanyang Technological University
- Joseph CHANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
TESTING DEVICE, MICROFLUIDIC CHIP AND NUCLEIC ACID TESTING METHOD
- Publication number 20180214878
- Publication date Aug 2, 2018
- Nanyang Technological University
- Joseph Sylvester CHANG
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
AN AMPLIFIER CIRCUIT FOR A PARAMETRIC TRANSDUCER AND A RELATED AUDI...
- Publication number 20170289684
- Publication date Oct 5, 2017
- Nanyang Technological University
- Joseph Sylvester Chang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ELECTRONIC CIRCUIT FOR SINGLE-EVENT LATCH-UP DETECTION AND PROTECTION
- Publication number 20170237250
- Publication date Aug 17, 2017
- Joseph Sylvester CHANG
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD FOR PROVIDING A VOLTAGE REFERENCE AT A PRESENT OPERATING TEM...
- Publication number 20170212541
- Publication date Jul 27, 2017
- Nanyang Technological University
- Joseph Sylvester CHANG
- G05 - CONTROLLING REGULATING
Information Patent Application
SWITCH FILM
- Publication number 20170194961
- Publication date Jul 6, 2017
- Nanyang Technological University
- Joseph Sylvester CHANG
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
A DEAD TIME CIRCUIT FOR A SWITCHING CIRCUIT AND A SWITCHING AMPLIFIER
- Publication number 20170070200
- Publication date Mar 9, 2017
- Nanyang Technological University
- Joseph Sylvester Chang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
METHOD OF GENERATING A PULSE WIDTH MODULATION (PWM) SIGNAL FOR AN A...
- Publication number 20160211809
- Publication date Jul 21, 2016
- Nanyang Technological University
- Joseph Sylvester Chang
- G11 - INFORMATION STORAGE
Information Patent Application
DIGITAL CELL
- Publication number 20130342253
- Publication date Dec 26, 2013
- Nanyang Technological University
- Joseph Sylvester Chang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
ASYNCHRONOUS-LOGIC CIRCUIT FOR FULL DYNAMIC VOLTAGE CONTROL
- Publication number 20130113522
- Publication date May 9, 2013
- Nanyang Technological University
- Joseph Sylvester Chang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Integrating an antenna and a filter in the housing of a device package
- Publication number 20050090300
- Publication date Apr 28, 2005
- Yue Ping Zhang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Digital Multiplier with reduced spurious switching by means of Latc...
- Publication number 20030220957
- Publication date Nov 27, 2003
- Joseph Sylvester Chang
- G06 - COMPUTING CALCULATING COUNTING

Joseph Sylvester Chang

Person

Patents Grantslast 30 patents

Transducer apparatus embodying non-audio sensors for noise-immunity

Circuit arrangements and methods for forming the same

Supply modulator, power amplifier having the same, method for contr...

Circuit, method for sizing an aspect ratio of transistors of a circ...

Transducer apparatus for high speech intelligibility in noisy envir...

Subpixel circuitry for driving an associated light element, and met...

Circuit and method of forming the same

Testing device, microfluidic chip and nucleic acid testing method

Method of forming a multilayer structure for a pixelated display an...

Amplifier circuit for a parametric transducer and a related audio d...

Method of fabricating an electrical circuit assembly on a flexible...

Electronic circuit for single-event latch-up detection and protection

Method for providing a voltage reference at a present operating tem...

Method of generating a pulse width modulation (PWM) signal for an a...

Dead time circuit for a switching circuit and a switching amplifier

Digital cell

Asynchronous-logic circuit for full dynamic voltage control

Integrating an antenna and a filter in the housing of a device package

Digital multiplier with reduced spurious switching by means of Latc...

Universal self-attaching inductive coupling unit for connecting hea...

Patents Applicationslast 30 patents

SENSOR AND METHOD FOR DETERMINING RELATIVE MOTION BETWEEN TWO OBJECTS

ANOMALY DETECTION AND PROTECTION

A DEVICE AND METHOD FOR CHARGING ENERGY STORAGE DEVICES

NON-ACOUSTIC SENSOR FOR ACTIVE NOISE CANCELLATION

CIRCUIT FOR MITIGATING SINGLE-EVENT-TRANSIENTS

SWITCHED-MODE POWER MODULE, A CONTROL CIRCUITRY THEREOF AND A POWER...

TRANSDUCER APPARATUS: POSITIONING AND HIGH SIGNAL-TO-NOISE-RATIO MI...

TRANSUCER APPARATUS EMBODYING NON-AUDIO SENSORS FOR NOISE-IMMUNITY

SUPPLY MODULATOR, POWER AMPLIFIER HAVING THE SAME, METHOD FOR CONTR...

CIRCUIT ARRANGEMENTS AND METHODS FOR FORMING THE SAME

CIRCUIT, METHOD FOR SIZING AN ASPECT RATIO OF TRANSISTORS OF A CIRC...

CIRCUIT AND METHOD OF FORMING THE SAME

TRANSDUCER APPARATUS FOR HIGH SPEECH INTELLIGIBILITY IN NOISY ENVIR...

Subpixel Circuit, And Display System And Electronic Device Having T...

METHOD OF FORMING A MULTILAYER STRUCTURE FOR A PIXELATED DISPLAY AN...

A METHOD OF FABRICATING AN ELECTRICAL CIRCUIT ASSEMBLY ON A FLEXIBL...

TESTING DEVICE, MICROFLUIDIC CHIP AND NUCLEIC ACID TESTING METHOD

AN AMPLIFIER CIRCUIT FOR A PARAMETRIC TRANSDUCER AND A RELATED AUDI...

ELECTRONIC CIRCUIT FOR SINGLE-EVENT LATCH-UP DETECTION AND PROTECTION

METHOD FOR PROVIDING A VOLTAGE REFERENCE AT A PRESENT OPERATING TEM...

SWITCH FILM

A DEAD TIME CIRCUIT FOR A SWITCHING CIRCUIT AND A SWITCHING AMPLIFIER

METHOD OF GENERATING A PULSE WIDTH MODULATION (PWM) SIGNAL FOR AN A...

DIGITAL CELL

ASYNCHRONOUS-LOGIC CIRCUIT FOR FULL DYNAMIC VOLTAGE CONTROL

Integrating an antenna and a filter in the housing of a device package

Digital Multiplier with reduced spurious switching by means of Latc...