Wassim El-Hassan

Person

San Jose, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Radio frequency handset calibration based on antenna gain
- Patent number 11,722,230
- Issue date Aug 8, 2023
- Apple Inc.
- Wassim El-Hassan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Self-calibration for implicit beamforming
- Patent number 11,637,640
- Issue date Apr 25, 2023
- Apple Inc.
- Kai Bai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dynamic antenna weight vector codebooks
- Patent number 11,349,533
- Issue date May 31, 2022
- Apple Inc.
- Srinivasa Yasasvy Sateesh Bhamidipati
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Systems and methods for radio frequency head validation via antenna...
- Patent number 11,012,164
- Issue date May 18, 2021
- Apple Inc.
- Wassim El-Hassan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Codebook updates for a linear system using superposition
- Patent number 10,833,750
- Issue date Nov 10, 2020
- Apple Inc.
- Srinivasa Yasasvy Sateesh Bhamidipati
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Dynamic look up table measurements for transmitter with envelope tr...
- Patent number 10,778,345
- Issue date Sep 15, 2020
- Apple, Inc.
- Wassim El-Hassan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Reverse coupler for transceiver devices
- Patent number 10,666,366
- Issue date May 26, 2020
- Apple Inc.
- Wassim El-Hassan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Millimeter wave test systems
- Patent number 10,637,590
- Issue date Apr 28, 2020
- Apple Inc.
- Wassim El-Hassan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Techniques for improving cellular current consumption
- Patent number 10,454,423
- Issue date Oct 22, 2019
- Apple Inc.
- Wassim El-Hassan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Systems and methods for performing tester-less radio-frequency test...
- Patent number 9,876,588
- Issue date Jan 23, 2018
- Apple Inc.
- Chao Yuan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Radio frequency adaptive voltage shaping power amplifier systems an...
- Patent number 9,654,154
- Issue date May 16, 2017
- Apple Inc.
- Gurusubrahmaniyan Subrahmaniyan Radhakrishnan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Wireless devices having multiple transmit chains with predistortion...
- Patent number 9,634,695
- Issue date Apr 25, 2017
- Apple Inc.
- Gurusubrahmaniyan Subrahmaniyan Radhakrishnan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for performing power amplifier bias calibration
- Patent number 9,537,519
- Issue date Jan 3, 2017
- Apple Inc.
- Wassim El-Hassan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Non-synchronized radio-frequency testing
- Patent number 9,178,629
- Issue date Nov 3, 2015
- Apple Inc.
- Wassim El-Hassan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for determining optimum power amplifier configurations using...
- Patent number 8,805,306
- Issue date Aug 12, 2014
- Apple Inc.
- Wassim El-Hassan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods for calibrating radio-frequency receivers using code divisi...
- Patent number 8,718,567
- Issue date May 6, 2014
- Apple Inc.
- Vishwanath Venkataraman
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for testing multiple digital signal transceivers...
- Patent number 8,116,208
- Issue date Feb 14, 2012
- LitePoint Corporation
- Wassim El-Hassan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for testing data signal amplifier having output s...
- Patent number 7,772,922
- Issue date Aug 10, 2010
- LitePoint Corporation
- Christian Volf Olgaard
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
ACCESSORY FOR ELECTRONIC DEVICE INCLUDING BROADCAST SIGNAL TUNER
- Publication number 20240323471
- Publication date Sep 26, 2024
- Apple Inc.
- Daphne I. Gorman
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DUAL-CONNECTIVITY MOBILE SATELLITE COMMUNICATION
- Publication number 20240305318
- Publication date Sep 12, 2024
- Apple Inc.
- Wassim El-Hassan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEMS AND METHODS FOR TRANSMITTING RADIO FREQUENCY SIGNALS IN MUL...
- Publication number 20240297669
- Publication date Sep 5, 2024
- Apple Inc.
- Wassim El-Hassan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Electronic Devices with High and Low Linearity Receivers
- Publication number 20240147365
- Publication date May 2, 2024
- Apple Inc.
- Wassim El-Hassan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RADIO FREQUENCY HANDSET CALIBRATION BASED ON ANTENNA GAIN
- Publication number 20230361889
- Publication date Nov 9, 2023
- Apple Inc.
- Wassim El-Hassan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
RADIO FREQUENCY HANDSET CALIBRATION BASED ON ANTENNA GAIN
- Publication number 20220045772
- Publication date Feb 10, 2022
- Apple Inc.
- Wassim El-Hassan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Self-Calibration for Implicit Beamforming
- Publication number 20210099242
- Publication date Apr 1, 2021
- Apple Inc.
- Kai BAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEMS AND METHODS FOR RADIO FREQUENCY HEAD VALIDATION VIA ANTENNA...
- Publication number 20210099241
- Publication date Apr 1, 2021
- Apple Inc.
- Wassim El-Hassan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CODEBOOK UPDATES FOR A LINEAR SYSTEM USING SUPERPOSITION
- Publication number 20200106506
- Publication date Apr 2, 2020
- Apple Inc.
- Srinivasa Yasasvy Sateesh Bhamidipati
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DYNAMIC ANTENNA WEIGHT VECTOR CODEBOOKS
- Publication number 20200106493
- Publication date Apr 2, 2020
- Apple Inc.
- Srinivasa Yasasvy Sateesh Bhamidipati
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
REVERSE COUPLER FOR TRANSCEIVER DEVICES
- Publication number 20200014472
- Publication date Jan 9, 2020
- Apple Inc.
- Wassim El-Hassan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TECHNIQUES FOR IMPROVING CELLULAR CURRENT CONSUMPTION
- Publication number 20190319583
- Publication date Oct 17, 2019
- Apple Inc.
- Wassim El-Hassan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DYNAMIC LOOK UP TABLE MEASUREMENTS FOR TRANSMITTER WITH ENVELOPE TR...
- Publication number 20190081712
- Publication date Mar 14, 2019
- Apple Inc.
- Wassim El-Hassan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Millimeter Wave Test Systems
- Publication number 20180048398
- Publication date Feb 15, 2018
- Apple Inc.
- Wassim El-Hassan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Wireless Devices Having Multiple Transmit Chains With Predistortion...
- Publication number 20170126258
- Publication date May 4, 2017
- Apple Inc.
- Gurusubrahmaniyan Subrahmaniyan Radhakrishnan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Systems and Methods for Performing Tester-less Radio-Frequency Test...
- Publication number 20160072594
- Publication date Mar 10, 2016
- Apple Inc.
- Chao Yuan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Systems and Methods for Performing Power Amplifier Bias Calibration
- Publication number 20160072530
- Publication date Mar 10, 2016
- Apple Inc.
- Wassim El-Hassan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RADIO FREQUENCY ADAPTIVE VOLTAGE SHAPING POWER AMPLIFIER SYSTEMS AN...
- Publication number 20160072457
- Publication date Mar 10, 2016
- Apple Inc.
- Gurusubrahmaniyan Subrahmaniyan Radhakrishnan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Testing Radio-Frequency Performance of Wireless Communications Circ...
- Publication number 20140119421
- Publication date May 1, 2014
- Apple Inc.
- Wassim El-Hassan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method for Determining Optimum Power Amplifier Configurations Using...
- Publication number 20140073275
- Publication date Mar 13, 2014
- Wassim El-Hassan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
NON-SYNCHRONIZED RADIO-FREQUENCY TESTING
- Publication number 20130049786
- Publication date Feb 28, 2013
- Wassim El-Hassan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHODS FOR MITIGATING INTERACTIONS AMONG WIRELESS DEVICES IN A WIR...
- Publication number 20120123723
- Publication date May 17, 2012
- Wassim El-Hassan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHODS FOR CALIBRATING RADIO-FREQUENCY RECEIVERS USING CODE DIVISI...
- Publication number 20110237199
- Publication date Sep 29, 2011
- Vishwanath Venkataraman
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEM AND METHOD FOR TESTING MULTIPLE DIGITAL SIGNAL TRANSCEIVERS...
- Publication number 20110090799
- Publication date Apr 21, 2011
- LITEPOINT CORPORATION
- Wassim El-Hassan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Wassim El-Hassan

Person

Patents Grantslast 30 patents

Radio frequency handset calibration based on antenna gain

Self-calibration for implicit beamforming

Dynamic antenna weight vector codebooks

Systems and methods for radio frequency head validation via antenna...

Codebook updates for a linear system using superposition

Dynamic look up table measurements for transmitter with envelope tr...

Reverse coupler for transceiver devices

Millimeter wave test systems

Techniques for improving cellular current consumption

Systems and methods for performing tester-less radio-frequency test...

Radio frequency adaptive voltage shaping power amplifier systems an...

Wireless devices having multiple transmit chains with predistortion...

Systems and methods for performing power amplifier bias calibration

Non-synchronized radio-frequency testing

Method for determining optimum power amplifier configurations using...

Methods for calibrating radio-frequency receivers using code divisi...

System and method for testing multiple digital signal transceivers...

Method and system for testing data signal amplifier having output s...

Patents Applicationslast 30 patents

ACCESSORY FOR ELECTRONIC DEVICE INCLUDING BROADCAST SIGNAL TUNER

DUAL-CONNECTIVITY MOBILE SATELLITE COMMUNICATION

SYSTEMS AND METHODS FOR TRANSMITTING RADIO FREQUENCY SIGNALS IN MUL...

Electronic Devices with High and Low Linearity Receivers

RADIO FREQUENCY HANDSET CALIBRATION BASED ON ANTENNA GAIN

RADIO FREQUENCY HANDSET CALIBRATION BASED ON ANTENNA GAIN

Self-Calibration for Implicit Beamforming

SYSTEMS AND METHODS FOR RADIO FREQUENCY HEAD VALIDATION VIA ANTENNA...

CODEBOOK UPDATES FOR A LINEAR SYSTEM USING SUPERPOSITION

DYNAMIC ANTENNA WEIGHT VECTOR CODEBOOKS

REVERSE COUPLER FOR TRANSCEIVER DEVICES

TECHNIQUES FOR IMPROVING CELLULAR CURRENT CONSUMPTION

DYNAMIC LOOK UP TABLE MEASUREMENTS FOR TRANSMITTER WITH ENVELOPE TR...

Millimeter Wave Test Systems

Wireless Devices Having Multiple Transmit Chains With Predistortion...

Systems and Methods for Performing Tester-less Radio-Frequency Test...

Systems and Methods for Performing Power Amplifier Bias Calibration

RADIO FREQUENCY ADAPTIVE VOLTAGE SHAPING POWER AMPLIFIER SYSTEMS AN...

Testing Radio-Frequency Performance of Wireless Communications Circ...

Method for Determining Optimum Power Amplifier Configurations Using...

NON-SYNCHRONIZED RADIO-FREQUENCY TESTING

METHODS FOR MITIGATING INTERACTIONS AMONG WIRELESS DEVICES IN A WIR...

METHODS FOR CALIBRATING RADIO-FREQUENCY RECEIVERS USING CODE DIVISI...

SYSTEM AND METHOD FOR TESTING MULTIPLE DIGITAL SIGNAL TRANSCEIVERS...