Patrick Chan

Person

Sunnyvale, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Noise cancellation technique for capacitive touchscreen controller...
- Patent number 9,870,097
- Issue date Jan 16, 2018
- QUALCOMM Incorporated
- Ashutosh Ravindra Joharapurkar
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Programmable mixed-signal input/output (IO)
- Patent number 9,525,420
- Issue date Dec 20, 2016
- Maxim Integrated Products, Inc.
- Arman Hematy
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Noise cancellation technique for capacitive touchscreen controller...
- Patent number 9,442,610
- Issue date Sep 13, 2016
- QUALCOMM Technologies, Inc.
- Ashutosh R. Joharapurkar
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Use of random sampling technique to reduce finger-coupled noise
- Patent number 9,391,607
- Issue date Jul 12, 2016
- QUALCOMM Technologies, Inc.
- Ashutosh Ravindra Joharapurkar
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Precision sub-RADIX2 DAC with analog weight based calibration
- Patent number 9,337,860
- Issue date May 10, 2016
- Maxim Integrated Products, Inc.
- Yuanfang Li
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Programmable mixed-signal input/output (IO)
- Patent number 9,148,147
- Issue date Sep 29, 2015
- Maxim Integrated Products, Inc.
- Arman Hematy
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for improving dynamic range of a touchscreen c...
- Patent number 8,830,207
- Issue date Sep 9, 2014
- Maxim Integrated Products, Inc.
- Ashutosh R. Joharapurkar
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and circuit to implement a static low power retention state
- Patent number 8,806,416
- Issue date Aug 12, 2014
- QUALCOMM Incorporated
- Patrick Chan
- G01 - MEASURING TESTING
Information Patent Grant
Saving and restoring states through low power mode
- Patent number 8,769,338
- Issue date Jul 1, 2014
- QUALCOMM Incorporated
- Rudolph Yeung
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System for and method of transferring charge to convert capacitance...
- Patent number 8,624,870
- Issue date Jan 7, 2014
- Maxim Integrated Products, Inc.
- Ashutosh Ravindra Joharapurkar
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for improving dynamic range of a touchscreen c...
- Patent number 8,599,167
- Issue date Dec 3, 2013
- Maxim Integrated Products, Inc.
- Ashutosh Ravindra Joharapurkar
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Reducing leakage current during low power mode
- Patent number 8,539,272
- Issue date Sep 17, 2013
- QUALCOMM Incorporated
- Rudolph Yeung
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Noise cancellation technique for capacitive touchscreen controller...
- Patent number 8,493,356
- Issue date Jul 23, 2013
- Maxim Integrated Products, Inc.
- Ashutosh Ravindra Joharapurkar
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power level sense circuit
- Patent number 5,869,986
- Issue date Feb 9, 1999
- Maxim Integrated Products, Inc.
- Yusuf A. Haque
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for stressing the data window in magnetic stor...
- Patent number 4,726,022
- Issue date Feb 16, 1988
- International Business Machines Corporation
- Patrick M. Chan
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
NOISE CANCELLATION TECHNIQUE FOR CAPACITIVE TOUCHSCREEN CONTROLLER...
- Publication number 20160313863
- Publication date Oct 27, 2016
- QUALCOMM Incorporated
- Ashutosh Ravindra Joharapurkar
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
USE OF RANDOM SAMPLING TECHNIQUE TO REDUCE FINGER-COUPLED NOISE
- Publication number 20160291797
- Publication date Oct 6, 2016
- QUALCOMM TECHNOLOGIES, INC.
- Ashutosh Ravindra Joharapurkar
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
NOISE CANCELLATION TECNIQUE FOR CAPACITIVE TOUCHSCREEN CONTROLLER U...
- Publication number 20160209947
- Publication date Jul 21, 2016
- QUALCOMM TECHNOLOGIES, INC.
- Ashutosh R. Joharapurkar
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PROGRAMMABLE MIXED-SIGNAL INPUT/OUTPUT (IO)
- Publication number 20160020770
- Publication date Jan 21, 2016
- Maxim Integrated Products, Inc.
- Arman Hematy
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Programmable mixed-signal input/output (IO)
- Publication number 20140354328
- Publication date Dec 4, 2014
- Maxim Integrated Products, Inc.
- Arman Hematy
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
METHOD AND CIRCUIT TO IMPLEMENT A STATIC LOW POWER RETENTION STATE
- Publication number 20140245252
- Publication date Aug 28, 2014
- QUALCOMM Incorporated
- Patrick Chan
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS FOR IMPROVING DYNAMIC RANGE OF A TOUCHSCREEN C...
- Publication number 20110261005
- Publication date Oct 27, 2011
- MAXIM INTEGRATED PRODUCTS, INC.
- Ashutosh Ravindra Joharapurkar
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
NOISE CANCELLATION TECHNIQUE FOR CAPACITIVE TOUCHSCREEN CONTROLLER...
- Publication number 20110261007
- Publication date Oct 27, 2011
- MAXIM INTEGRATED PRODUCTS, INC.
- Ashutosh Ravindra Joharapurkar
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM FOR AND METHOD OF TRANSFERRING CHARGE TO CONVERT CAPACITANCE...
- Publication number 20110261006
- Publication date Oct 27, 2011
- MAXIM INTEGRATED PRODUCTS, INC.
- Ashutosh Ravindra Joharapurkar
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
USE OF RANDOM SAMPLING TECHNIQUE TO REDUCE FINGER-COUPLED NOISE
- Publication number 20110261008
- Publication date Oct 27, 2011
- MAXIM INTEGRATED PRODUCTS, INC.
- Ashutosh Ravindra Joharapurkar
- G06 - COMPUTING CALCULATING COUNTING

Patrick Chan

Person

Patents Grantslast 30 patents

Noise cancellation technique for capacitive touchscreen controller...

Programmable mixed-signal input/output (IO)

Noise cancellation technique for capacitive touchscreen controller...

Use of random sampling technique to reduce finger-coupled noise

Precision sub-RADIX2 DAC with analog weight based calibration

Programmable mixed-signal input/output (IO)

Method and apparatus for improving dynamic range of a touchscreen c...

Method and circuit to implement a static low power retention state

Saving and restoring states through low power mode

System for and method of transferring charge to convert capacitance...

Method and apparatus for improving dynamic range of a touchscreen c...

Reducing leakage current during low power mode

Noise cancellation technique for capacitive touchscreen controller...

Power level sense circuit

Method and apparatus for stressing the data window in magnetic stor...

Patents Applicationslast 30 patents

NOISE CANCELLATION TECHNIQUE FOR CAPACITIVE TOUCHSCREEN CONTROLLER...

USE OF RANDOM SAMPLING TECHNIQUE TO REDUCE FINGER-COUPLED NOISE

NOISE CANCELLATION TECNIQUE FOR CAPACITIVE TOUCHSCREEN CONTROLLER U...

PROGRAMMABLE MIXED-SIGNAL INPUT/OUTPUT (IO)

Programmable mixed-signal input/output (IO)

METHOD AND CIRCUIT TO IMPLEMENT A STATIC LOW POWER RETENTION STATE

METHOD AND APPARATUS FOR IMPROVING DYNAMIC RANGE OF A TOUCHSCREEN C...

NOISE CANCELLATION TECHNIQUE FOR CAPACITIVE TOUCHSCREEN CONTROLLER...

SYSTEM FOR AND METHOD OF TRANSFERRING CHARGE TO CONVERT CAPACITANCE...

USE OF RANDOM SAMPLING TECHNIQUE TO REDUCE FINGER-COUPLED NOISE