Liangguo Shen

Person

San Diego, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Haptics audible noise reduction
- Patent number 11,908,311
- Issue date Feb 20, 2024
- QUALCOMM Incorporated
- Joseph Dale Rutkowski
- G08 - SIGNALLING
Information Patent Grant
Impedance measurement for a haptic load
- Patent number 11,722,085
- Issue date Aug 8, 2023
- QUALCOMM Incorporated
- Liangguo Shen
- G08 - SIGNALLING
Information Patent Grant
Backlight control signal duty cycle extension scheme to avoid flicker
- Patent number 11,436,995
- Issue date Sep 6, 2022
- QUALCOMM Incorporated
- Liangguo Shen
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Wide voltage range low drop-out regulators
- Patent number 9,817,415
- Issue date Nov 14, 2017
- QUALCOMM Incorporated
- Vincenzo F. Peluso
- G05 - CONTROLLING REGULATING
Information Patent Grant
Rail-to-rail input stage circuit with constant transconductance
- Patent number 9,473,122
- Issue date Oct 18, 2016
- QUALCOMM Incorporated
- Liangguo Shen
- G05 - CONTROLLING REGULATING
Information Patent Grant
Ultra low power low drop-out regulators
- Patent number 9,471,078
- Issue date Oct 18, 2016
- QUALCOMM Incorporated
- Hua Guan
- G05 - CONTROLLING REGULATING
Information Patent Grant
Buffer circuit for a LDO regulator
- Patent number 9,354,649
- Issue date May 31, 2016
- Qualcomm, Incorporated
- Ngai Yeung Ho
- G05 - CONTROLLING REGULATING
Information Patent Grant
Method and apparatus for using dynamic voltage and frequency scalin...
- Patent number 9,015,500
- Issue date Apr 21, 2015
- QUALCOMM Incorporated
- Xu Guo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
HAPTICS AUDIBLE NOISE REDUCTION
- Publication number 20230292042
- Publication date Sep 14, 2023
- QUALCOMM Incorporated
- Joseph Dale RUTKOWSKI
- G08 - SIGNALLING
Information Patent Application
IMPEDANCE MEASUREMENT FOR A HAPTIC LOAD
- Publication number 20220224269
- Publication date Jul 14, 2022
- QUALCOMM Incorporated
- Liangguo SHEN
- G08 - SIGNALLING
Information Patent Application
BACKLIGHT CONTROL SIGNAL DUTY CYCLE EXTENSION SCHEME TO AVOID FLICKER
- Publication number 20220020338
- Publication date Jan 20, 2022
- QUALCOMM Incorporated
- Liangguo Shen
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
WIDE VOLTAGE RANGE LOW DROP-OUT REGULATORS
- Publication number 20170017250
- Publication date Jan 19, 2017
- QUALCOMM Incorporated
- Vincenzo F. Peluso
- G05 - CONTROLLING REGULATING
Information Patent Application
ULTRA LOW POWER LOW DROP-OUT REGULATORS
- Publication number 20160291619
- Publication date Oct 6, 2016
- QUALCOMM Incorporated
- Hua Guan
- G05 - CONTROLLING REGULATING
Information Patent Application
BUFFER CIRCUITS AND METHODS
- Publication number 20150220094
- Publication date Aug 6, 2015
- QUALCOMM Incorporated
- Ngai Yeung Ho
- G05 - CONTROLLING REGULATING
Information Patent Application
METHOD AND APPARATUS FOR USING DYNAMIC VOLTAGE AND FREQUENCY SCALIN...
- Publication number 20140201851
- Publication date Jul 17, 2014
- QUALCOMM Incorporated
- Xu GUO
- G06 - COMPUTING CALCULATING COUNTING

Liangguo Shen

Person

Patents Grantslast 30 patents

Haptics audible noise reduction

Impedance measurement for a haptic load

Backlight control signal duty cycle extension scheme to avoid flicker

Wide voltage range low drop-out regulators

Rail-to-rail input stage circuit with constant transconductance

Ultra low power low drop-out regulators

Buffer circuit for a LDO regulator

Method and apparatus for using dynamic voltage and frequency scalin...

Patents Applicationslast 30 patents

HAPTICS AUDIBLE NOISE REDUCTION

IMPEDANCE MEASUREMENT FOR A HAPTIC LOAD

BACKLIGHT CONTROL SIGNAL DUTY CYCLE EXTENSION SCHEME TO AVOID FLICKER

WIDE VOLTAGE RANGE LOW DROP-OUT REGULATORS

ULTRA LOW POWER LOW DROP-OUT REGULATORS

BUFFER CIRCUITS AND METHODS

METHOD AND APPARATUS FOR USING DYNAMIC VOLTAGE AND FREQUENCY SCALIN...