Dongtai Liu

Person

Fremont, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Dual touch sensor architecture with XY-position and Z-force sensing...
- Patent number 11,263,421
- Issue date Mar 1, 2022
- Texas Instruments Incorporated
- Dongtai Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Capacitive touch-on-surface input apparatus with touch-force sensin...
- Patent number 10,712,876
- Issue date Jul 14, 2020
- Texas Instruments Incorporated
- Dongtai Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Touch sensing apparatus with dual touch sensors
- Patent number 10,551,659
- Issue date Feb 4, 2020
- Texas Instruments Incorporated
- Dongtai Liu
- G02 - OPTICS
Information Patent Grant
Touch keypad with key scanning
- Patent number 10,505,564
- Issue date Dec 10, 2019
- Texas Instruments Incorporated
- Dongtai Liu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Inductive touch input
- Patent number 10,495,486
- Issue date Dec 3, 2019
- Texas Instruments Incorporated
- Dongtai Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus to secure a sensor assembly for a device touch button
- Patent number 10,491,212
- Issue date Nov 26, 2019
- Texas Instruments Incorporated
- Christopher Oberhauser
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Capacitive position sensing with pressure compensation using dual-e...
- Patent number 10,365,761
- Issue date Jul 30, 2019
- Texas Instruments Incorporated
- Dongtai Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Remote sensing using sensor resonator with sensor inductor coupled...
- Patent number 10,274,526
- Issue date Apr 30, 2019
- Texas Instruments Incorporated
- George Pieter Reitsma
- G01 - MEASURING TESTING
Information Patent Grant
Finger sensing device and method
- Patent number 10,256,815
- Issue date Apr 9, 2019
- Texas Instruments Incorporated
- Dongtai Liu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Securing a touch sensor assembly for a touch button within a device
- Patent number 10,216,234
- Issue date Feb 26, 2019
- Texas Instruments Incorporated
- Dongtai Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Securing a touch sensor assembly for a touch button
- Patent number 10,209,550
- Issue date Feb 19, 2019
- Texas Instruments Incorporated
- Dongtai Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Multi-level rotational resolvers using inductive sensors
- Patent number 9,983,026
- Issue date May 29, 2018
- Texas Instruments Incorporated
- Dongtai Liu
- G01 - MEASURING TESTING
Information Patent Grant
Rotational sensing based on inductive sensing
- Patent number 9,829,501
- Issue date Nov 28, 2017
- Texas Instruments Incorporated
- Dongtai Liu
- G01 - MEASURING TESTING
Information Patent Grant
Analog power amplifier predistortion methods and apparatus
- Patent number 8,693,962
- Issue date Apr 8, 2014
- Dali Systems Co. Ltd.
- Dongtai Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Power amplifier predistortion methods and apparatus using envelope...
- Patent number 8,224,266
- Issue date Jul 17, 2012
- Dali Systems Co., Ltd.
- Dongtai Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Return-loss compliant DSL modem line interface unit with complex te...
- Patent number 7,577,205
- Issue date Aug 18, 2009
- Ikanos Communications, Inc.
- Dongtai Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electrical isolation techniques for DSL modem
- Patent number 7,269,210
- Issue date Sep 11, 2007
- Centillium Communications, Inc.
- Dongtai Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multimode modulator employing a phase lock loop for wireless commun...
- Patent number 6,924,711
- Issue date Aug 2, 2005
- UTStarcom, Inc.
- Dongtai Liu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Low noise hybrid circuit for communications systems using time divi...
- Patent number 6,901,059
- Issue date May 31, 2005
- UTStarcom, Inc.
- Dongtai Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for frequency and loop length grouping for cross-talk reduct...
- Patent number 6,845,149
- Issue date Jan 18, 2005
- UTStarcom, Inc.
- Dongtai Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Frequency mapped coding for signal error correction
- Patent number 6,774,821
- Issue date Aug 10, 2004
- UTStarcom, Inc.
- William Xiao-Qing Huang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mobile scanners
- Patent number 6,704,124
- Issue date Mar 9, 2004
- Syscan (Shenzhen) Technology Co., Limited
- Darwin Hu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Integrated circuit architecture of contact image sensor for generat...
- Patent number 6,690,420
- Issue date Feb 10, 2004
- Syscan, Inc.
- Dongtai Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electrical isolation techniques for DSL modem
- Patent number 6,658,051
- Issue date Dec 2, 2003
- Centillium Communications, Inc.
- Dongtai Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Adaptive timing control of light integration process in one-dimensi...
- Patent number 6,493,114
- Issue date Dec 10, 2002
- Syscan Technology (Shenzhen) Co., Ltd.
- Dongtai Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Self-calibration method and circuit architecture of image sensor
- Patent number 6,304,826
- Issue date Oct 16, 2001
- Syscan, Inc.
- Dongtai Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Lightweight mobile scanners
- Patent number 6,275,309
- Issue date Aug 14, 2001
- Syscan, Inc.
- Darwin Hu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Lensless optical system in imaging sensing module
- Patent number 6,211,508
- Issue date Apr 3, 2001
- Syscan, Inc.
- Dongtai Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Sensing module for accelerating signal readout from image sensors
- Patent number 6,172,352
- Issue date Jan 9, 2001
- Syscan, Inc.
- Dongtai Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Sensing module for accelerating signal readout from image sensors
- Patent number 6,054,703
- Issue date Apr 25, 2000
- Syscan, Inc.
- Dongtai Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
AMBIENT LIGHT SENSING USING LIGHT GUIDES
- Publication number 20220364911
- Publication date Nov 17, 2022
- AMAZON TECHNOLOGIES, INC.
- Dongtai Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Inductive Touch Input
- Publication number 20180180450
- Publication date Jun 28, 2018
- TEXAS INSTRUMENTS INCORPORATED
- Dongtai Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SECURING A TOUCH SENSOR ASSEMBLY FOR A TOUCH BUTTON
- Publication number 20180101040
- Publication date Apr 12, 2018
- TEXAS INSTRUMENTS INCORPORATED
- Dongtai Liu
- G02 - OPTICS
Information Patent Application
TOUCH SENSING APPARATUS WITH DUAL TOUCH SENSORS
- Publication number 20180081221
- Publication date Mar 22, 2018
- TEXAS INSTRUMENTS INCORPORATED
- Dongtai Liu
- G02 - OPTICS
Information Patent Application
SECURING A TOUCH SENSOR ASSEMBLY FOR A TOUCH BUTTON WITHIN A DEVICE
- Publication number 20170371381
- Publication date Dec 28, 2017
- TEXAS INSTRUMENTS INCORPORATED
- Dongtai Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
APPARATUS TO SECURE A SENSOR ASSEMBLY FOR A DEVICE TOUCH BUTTON
- Publication number 20170359063
- Publication date Dec 14, 2017
- TEXAS INSTRUMENTS INCORPORATED
- Christopher Oberhauser
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
REMOTE SENSING USING SENSOR RESONATOR WITH SENSOR INDUCTOR COUPLED...
- Publication number 20170292981
- Publication date Oct 12, 2017
- TEXAS INSTRUMENTS INCORPORATED
- George Pieter Reitsma
- G01 - MEASURING TESTING
Information Patent Application
Dual Touch Sensor Architecture With XY-Position And Z-Force Sensing...
- Publication number 20170269754
- Publication date Sep 21, 2017
- TEXAS INSTRUMENTS INCORPORATED
- Dongtai Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Capacitive Touch-on-Surface Input Apparatus With Touch-Force Sensin...
- Publication number 20170185186
- Publication date Jun 29, 2017
- TEXAS INSTRUMENTS INCORPORATED
- Dongtai Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Touch-on-Metal Keypad with N-1 Key Scan Averaging
- Publication number 20160226521
- Publication date Aug 4, 2016
- TEXAS INSTRUMENTS INCORPORATED
- Dongtai Liu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
FINGER SENSING DEVICE AND METHOD
- Publication number 20160142052
- Publication date May 19, 2016
- TEXAS INSTRUMENTS INCORPORATED
- Dongtai Liu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Multi-level Rotational Resolvers Using Inductive Sensors
- Publication number 20160091342
- Publication date Mar 31, 2016
- TEXAS INSTRUMENTS INCORPORATED
- Dongtai Liu
- G01 - MEASURING TESTING
Information Patent Application
CAPACITIVE LIQUID LEVEL MEASUREMENT WITH DIFFERENTIAL OUT-OF-PHASE...
- Publication number 20160003663
- Publication date Jan 7, 2016
- TEXAS INSTRUMENTS INCORPORATED
- Daniele Miatton
- G01 - MEASURING TESTING
Information Patent Application
ROTATIONAL SENSING WITH INDUCTIVE SENSOR AND ROTATING AXIAL TARGET...
- Publication number 20150323348
- Publication date Nov 12, 2015
- TEXAS INSTRUMENTS INCORPORATED
- Dongtai Liu
- G01 - MEASURING TESTING
Information Patent Application
CAPACITIVE POSITION SENSING WITH PRESSURE COMPENSATION USING DUAL-E...
- Publication number 20150277662
- Publication date Oct 1, 2015
- TEXAS INSTRUMENTS INCORPORATED
- Dongtai Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POWER AMPLIFIER PREDISTORTION METHODS AND APPARATUS USING ENVELOPE...
- Publication number 20090096521
- Publication date Apr 16, 2009
- Dali Systems Co. Ltd.
- Dongtai LIU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ANALOG POWER AMPLIFIER PREDISTORTION METHODS AND APPARATUS
- Publication number 20090085658
- Publication date Apr 2, 2009
- Dali Systems Co. Ltd.
- Dongtai LIU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Low noise hybrid circuit for communications systems using time divi...
- Publication number 20040202193
- Publication date Oct 14, 2004
- Dongtai Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Frequency mapped coding for signal error correction
- Publication number 20040117712
- Publication date Jun 17, 2004
- William Xiao-Qing Huang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for frequency and loop length grouping for cross-talk reduct...
- Publication number 20040096052
- Publication date May 20, 2004
- Dongtai Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Electrical isolation techniques for DSL modem
- Publication number 20040057511
- Publication date Mar 25, 2004
- Dongtai Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Multimode modulator employing a phase lock loop for wireless commun...
- Publication number 20030227342
- Publication date Dec 11, 2003
- Dongtai Liu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Lightweight mobile scanners
- Publication number 20010043377
- Publication date Nov 22, 2001
- Darwin Hu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Dongtai Liu

Person

Patents Grantslast 30 patents

Dual touch sensor architecture with XY-position and Z-force sensing...

Capacitive touch-on-surface input apparatus with touch-force sensin...

Touch sensing apparatus with dual touch sensors

Touch keypad with key scanning

Inductive touch input

Apparatus to secure a sensor assembly for a device touch button

Capacitive position sensing with pressure compensation using dual-e...

Remote sensing using sensor resonator with sensor inductor coupled...

Finger sensing device and method

Securing a touch sensor assembly for a touch button within a device

Securing a touch sensor assembly for a touch button

Multi-level rotational resolvers using inductive sensors

Rotational sensing based on inductive sensing

Analog power amplifier predistortion methods and apparatus

Power amplifier predistortion methods and apparatus using envelope...

Return-loss compliant DSL modem line interface unit with complex te...

Electrical isolation techniques for DSL modem

Multimode modulator employing a phase lock loop for wireless commun...

Low noise hybrid circuit for communications systems using time divi...

Method for frequency and loop length grouping for cross-talk reduct...

Frequency mapped coding for signal error correction

Mobile scanners

Integrated circuit architecture of contact image sensor for generat...

Electrical isolation techniques for DSL modem

Adaptive timing control of light integration process in one-dimensi...

Self-calibration method and circuit architecture of image sensor

Lightweight mobile scanners

Lensless optical system in imaging sensing module

Sensing module for accelerating signal readout from image sensors

Sensing module for accelerating signal readout from image sensors

Patents Applicationslast 30 patents

AMBIENT LIGHT SENSING USING LIGHT GUIDES

Inductive Touch Input

SECURING A TOUCH SENSOR ASSEMBLY FOR A TOUCH BUTTON

TOUCH SENSING APPARATUS WITH DUAL TOUCH SENSORS

SECURING A TOUCH SENSOR ASSEMBLY FOR A TOUCH BUTTON WITHIN A DEVICE

APPARATUS TO SECURE A SENSOR ASSEMBLY FOR A DEVICE TOUCH BUTTON

REMOTE SENSING USING SENSOR RESONATOR WITH SENSOR INDUCTOR COUPLED...

Dual Touch Sensor Architecture With XY-Position And Z-Force Sensing...

Capacitive Touch-on-Surface Input Apparatus With Touch-Force Sensin...

Touch-on-Metal Keypad with N-1 Key Scan Averaging

FINGER SENSING DEVICE AND METHOD

Multi-level Rotational Resolvers Using Inductive Sensors

CAPACITIVE LIQUID LEVEL MEASUREMENT WITH DIFFERENTIAL OUT-OF-PHASE...

ROTATIONAL SENSING WITH INDUCTIVE SENSOR AND ROTATING AXIAL TARGET...

CAPACITIVE POSITION SENSING WITH PRESSURE COMPENSATION USING DUAL-E...

POWER AMPLIFIER PREDISTORTION METHODS AND APPARATUS USING ENVELOPE...

ANALOG POWER AMPLIFIER PREDISTORTION METHODS AND APPARATUS

Low noise hybrid circuit for communications systems using time divi...

Frequency mapped coding for signal error correction

Method for frequency and loop length grouping for cross-talk reduct...

Electrical isolation techniques for DSL modem

Multimode modulator employing a phase lock loop for wireless commun...

Lightweight mobile scanners