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Yu Zhao
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San Diego, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Dynamic radio frequency loading change mitigation
Patent number
12,267,099
Issue date
Apr 1, 2025
QUALCOMM Incorporated
David Francis Berdy
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Digital tunable inter-stage matching circuit
Patent number
9,000,847
Issue date
Apr 7, 2015
QUALCOMM Incorporated
Yu Zhao
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Multi-mode multi-band power amplifier module
Patent number
8,971,830
Issue date
Mar 3, 2015
QUALCOMM Incorporated
Aristotle Hadjichristos
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Stacked amplifier with diode-based biasing
Patent number
8,847,689
Issue date
Sep 30, 2014
QUALCOMM Incorporated
Yu Zhao
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Integrated power amplifier with load inductor located under IC die
Patent number
8,847,351
Issue date
Sep 30, 2014
QUALCOMM Incorporated
Guy Klemens
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Amplifier with variable matching circuit to improve linearity
Patent number
8,779,857
Issue date
Jul 15, 2014
QUALCOMM Incorporated
Nathan M. Pletcher
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Power amplifier with switched output matching for multi-mode operation
Patent number
8,750,810
Issue date
Jun 10, 2014
QUALCOMM Incorporated
Nathan Pletcher
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multi-antenna wireless device with power amplifiers having differen...
Patent number
8,670,797
Issue date
Mar 11, 2014
QUALCOMM Incorporated
Bhushan Shanti Asuri
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multi-mode bypass driver amplifier with tunable load matching
Patent number
8,666,338
Issue date
Mar 4, 2014
QUALCOMM Incorporated
Yu Zhao
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Multi-stage impedance matching
Patent number
8,536,950
Issue date
Sep 17, 2013
QUALCOMM Incorporated
Babak Nejati
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Digital tunable inter-stage matching circuit
Patent number
8,072,272
Issue date
Dec 6, 2011
Qualcomm, Incorporated
Yu Zhao
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
DYNAMIC RADIO FREQUENCY LOADING CHANGE MITIGATION
Publication number
20230299808
Publication date
Sep 21, 2023
QUALCOMM Incorporated
David Francis BERDY
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Selectable Filtering with Switching
Publication number
20190036217
Publication date
Jan 31, 2019
QUALCOMM Incorporated
Calogero Davide Presti
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ADAPATIVE POWER AMPLIFIER
Publication number
20140266448
Publication date
Sep 18, 2014
QUALCOMM Incorporated
Jeongwon Cha
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
MULTI-MODE BYPASS DRIVER AMPLIFIER WITH TUNABLE LOAD MATCHING
Publication number
20130190036
Publication date
Jul 25, 2013
QUALCOMM Incorporated
Yu Zhao
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
MULTI-ANTENNA WIRELESS DEVICE WITH POWER AMPLIFIERS HAVING DIFFEREN...
Publication number
20130084915
Publication date
Apr 4, 2013
QUALCOMM Incorporated
Bhushan Shanti Asuri
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DIGITAL TUNABLE INTER-STAGE MATCHING CIRCUIT
Publication number
20110316636
Publication date
Dec 29, 2011
QUALCOMM Incorporated
Yu Zhao
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
DIGITAL TUNABLE INTER-STAGE MATCHING CIRCUIT
Publication number
20110043285
Publication date
Feb 24, 2011
QUALCOMM Incorporated
Yu Zhao
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
STACKED AMPLIFIER WITH DIODE-BASED BIASING
Publication number
20110043284
Publication date
Feb 24, 2011
QUALCOMM Incorporated
Yu Zhao
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
MULTI-STAGE IMPEDANCE MATCHING
Publication number
20110037516
Publication date
Feb 17, 2011
QUALCOMM Incorporated
Babak Nejati
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
AMPLIFIER WITH VARIABLE MATCHING CIRCUIT TO IMPROVE LINEARITY
Publication number
20110037519
Publication date
Feb 17, 2011
QUALCOMM Incorporated
Nathan M. Pletcher
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
POWER AMPLIFIER WITH SWITCHED OUTPUT MATCHING FOR MULTI-MODE OPERATION
Publication number
20110018632
Publication date
Jan 27, 2011
QUALCOMM Incorporated
Nathan Pletcher
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
INTEGRATED POWER AMPLIFIER WITH LOAD INDUCTOR LOCATED UNDER IC DIE
Publication number
20100327976
Publication date
Dec 30, 2010
QUALCOMM Incorporated
Guy Klemens
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
MULTI-MODE MULTI-BAND POWER AMPLIFIER MODULE
Publication number
20100291888
Publication date
Nov 18, 2010
QUALCOMM Incorporated
Aristotele Hadjichristos
H04 - ELECTRIC COMMUNICATION TECHNIQUE